diff --git a/AUTHORS.md b/AUTHORS.md
index 1bcf455b11..3171214e0e 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -9,18 +9,18 @@ and provided thanks to the work of the following contributors:
 * [akihikodaki](https://github.com/akihikodaki)
 * [ThibG](https://github.com/ThibG)
 * [mjankowski](https://github.com/mjankowski)
+* [dependabot[bot]](https://github.com/apps/dependabot)
 * [unarist](https://github.com/unarist)
 * [m4sk1n](https://github.com/m4sk1n)
-* [dependabot[bot]](https://github.com/apps/dependabot)
 * [yiskah](https://github.com/yiskah)
 * [nolanlawson](https://github.com/nolanlawson)
-* [sorin-davidoi](https://github.com/sorin-davidoi)
 * [ysksn](https://github.com/ysksn)
+* [sorin-davidoi](https://github.com/sorin-davidoi)
 * [abcang](https://github.com/abcang)
 * [lynlynlynx](https://github.com/lynlynlynx)
-* [alpaca-tc](https://github.com/alpaca-tc)
 * [mayaeh](https://github.com/mayaeh)
 * [renatolond](https://github.com/renatolond)
+* [alpaca-tc](https://github.com/alpaca-tc)
 * [nclm](https://github.com/nclm)
 * [ineffyble](https://github.com/ineffyble)
 * [jeroenpraat](https://github.com/jeroenpraat)
@@ -28,9 +28,9 @@ and provided thanks to the work of the following contributors:
 * [Quent-in](https://github.com/Quent-in)
 * [JantsoP](https://github.com/JantsoP)
 * [mabkenar](https://github.com/mabkenar)
+* [Kjwon15](https://github.com/Kjwon15)
 * [nullkal](https://github.com/nullkal)
 * [yookoala](https://github.com/yookoala)
-* [Kjwon15](https://github.com/Kjwon15)
 * [shuheiktgw](https://github.com/shuheiktgw)
 * [ashfurrow](https://github.com/ashfurrow)
 * [Quenty31](https://github.com/Quenty31)
@@ -48,16 +48,16 @@ and provided thanks to the work of the following contributors:
 * [rkarabut](https://github.com/rkarabut)
 * [yukimochi](https://github.com/yukimochi)
 * [Artoria2e5](https://github.com/Artoria2e5)
+* [nightpool](https://github.com/nightpool)
 * [marrus-sh](https://github.com/marrus-sh)
 * [krainboltgreene](https://github.com/krainboltgreene)
-* [patf](https://github.com/patf)
+* [pfigel](https://github.com/pfigel)
 * [Aldarone](https://github.com/Aldarone)
 * [BoFFire](https://github.com/BoFFire)
 * [clworld](https://github.com/clworld)
 * [dracos](https://github.com/dracos)
 * [SerCom_KC](mailto:sercom-kc@users.noreply.github.com)
 * [Sylvhem](https://github.com/Sylvhem)
-* [nightpool](https://github.com/nightpool)
 * [MasterGroosha](https://github.com/MasterGroosha)
 * [JeanGauthier](https://github.com/JeanGauthier)
 * [kschaper](https://github.com/kschaper)
@@ -77,11 +77,14 @@ and provided thanks to the work of the following contributors:
 * [johnsudaar](https://github.com/johnsudaar)
 * [trebmuh](https://github.com/trebmuh)
 * [Rakib Hasan](mailto:rmhasan@gmail.com)
+* [ashleyhull-versent](https://github.com/ashleyhull-versent)
 * [lindwurm](https://github.com/lindwurm)
 * [victorhck](mailto:victorhck@geeko.site)
 * [voidsatisfaction](https://github.com/voidsatisfaction)
+* [rinsuki](https://github.com/rinsuki)
 * [hikari-no-yume](https://github.com/hikari-no-yume)
 * [angristan](https://github.com/angristan)
+* [hinaloe](https://github.com/hinaloe)
 * [seefood](https://github.com/seefood)
 * [jackjennings](https://github.com/jackjennings)
 * [spla](mailto:spla@mastodont.cat)
@@ -92,20 +95,20 @@ and provided thanks to the work of the following contributors:
 * [dunn](https://github.com/dunn)
 * [xqus](https://github.com/xqus)
 * [hugogameiro](https://github.com/hugogameiro)
+* [ariasuni](https://github.com/ariasuni)
 * [pfm-eyesightjp](https://github.com/pfm-eyesightjp)
 * [fakenine](https://github.com/fakenine)
 * [tsuwatch](https://github.com/tsuwatch)
 * [victorhck](https://github.com/victorhck)
-* [ashleyhull-versent](https://github.com/ashleyhull-versent)
 * [kedamaDQ](https://github.com/kedamaDQ)
 * [puckipedia](https://github.com/puckipedia)
 * [fvh-P](https://github.com/fvh-P)
 * [contraexemplo](https://github.com/contraexemplo)
+* [Aditoo17](https://github.com/Aditoo17)
 * [kazu9su](https://github.com/kazu9su)
 * [Komic](https://github.com/Komic)
 * [lmorchard](https://github.com/lmorchard)
 * [diomed](https://github.com/diomed)
-* [ariasuni](https://github.com/ariasuni)
 * [Neetshin](mailto:neetshin@neetsh.in)
 * [rainyday](https://github.com/rainyday)
 * [ProgVal](https://github.com/ProgVal)
@@ -114,7 +117,8 @@ and provided thanks to the work of the following contributors:
 * [goofy-bz](mailto:goofy@babelzilla.org)
 * [kadiix](https://github.com/kadiix)
 * [kodacs](https://github.com/kodacs)
-* [rtucker](https://github.com/rtucker)
+* [trwnh](https://github.com/trwnh)
+* [JMendyk](https://github.com/JMendyk)
 * [KScl](https://github.com/KScl)
 * [sterdev](https://github.com/sterdev)
 * [TheKinrar](https://github.com/TheKinrar)
@@ -125,16 +129,16 @@ and provided thanks to the work of the following contributors:
 * [fhemberger](https://github.com/fhemberger)
 * [greysteil](https://github.com/greysteil)
 * [hensmith](https://github.com/hensmith)
-* [hinaloe](https://github.com/hinaloe)
 * [d6rkaiz](https://github.com/d6rkaiz)
 * [Reverite](https://github.com/Reverite)
-* [JMendyk](https://github.com/JMendyk)
 * [JohnD28](https://github.com/JohnD28)
 * [znz](https://github.com/znz)
 * [Naouak](https://github.com/Naouak)
 * [pawelngei](https://github.com/pawelngei)
+* [rtucker](https://github.com/rtucker)
 * [reneklacan](https://github.com/reneklacan)
 * [ekiru](https://github.com/ekiru)
+* [noellabo](https://github.com/noellabo)
 * [tcitworld](https://github.com/tcitworld)
 * [geta6](https://github.com/geta6)
 * [happycoloredbanana](https://github.com/happycoloredbanana)
@@ -144,9 +148,9 @@ and provided thanks to the work of the following contributors:
 * [noraworld](https://github.com/noraworld)
 * [theboss](https://github.com/theboss)
 * [178inaba](https://github.com/178inaba)
-* [Aditoo17](https://github.com/Aditoo17)
 * [alyssais](https://github.com/alyssais)
-* [kodnaplakal](https://github.com/kodnaplakal)
+* [hiphref](https://github.com/hiphref)
+* [BenLubar](https://github.com/BenLubar)
 * [stalker314314](https://github.com/stalker314314)
 * [huertanix](https://github.com/huertanix)
 * [genesixx](https://github.com/genesixx)
@@ -157,6 +161,7 @@ and provided thanks to the work of the following contributors:
 * [kmichl](https://github.com/kmichl)
 * [Kurtis Rainbolt-Greene](mailto:me@kurtisrainboltgreene.name)
 * [saper](https://github.com/saper)
+* [marek-lach](https://github.com/marek-lach)
 * [nevillepark](https://github.com/nevillepark)
 * [ornithocoder](https://github.com/ornithocoder)
 * [pierreozoux](https://github.com/pierreozoux)
@@ -164,7 +169,6 @@ and provided thanks to the work of the following contributors:
 * [Ram Lmn](mailto:ramlmn@users.noreply.github.com)
 * [harukasan](https://github.com/harukasan)
 * [stamak](https://github.com/stamak)
-* [noellabo](https://github.com/noellabo)
 * [Technowix](mailto:technowix@users.noreply.github.com)
 * [Eychics](https://github.com/Eychics)
 * [Thor Harald Johansen](mailto:thj@thj.no)
@@ -179,21 +183,20 @@ and provided thanks to the work of the following contributors:
 * [hoodie](mailto:hoodiekitten@outlook.com)
 * [luzi82](https://github.com/luzi82)
 * [duxovni](https://github.com/duxovni)
-* [trwnh](https://github.com/trwnh)
+* [tmm576](https://github.com/tmm576)
 * [unsmell](https://github.com/unsmell)
 * [valerauko](https://github.com/valerauko)
 * [chriswmartin](https://github.com/chriswmartin)
 * [vahnj](https://github.com/vahnj)
 * [ikuradon](https://github.com/ikuradon)
 * [AndreLewin](https://github.com/AndreLewin)
-* [rinsuki](https://github.com/rinsuki)
 * [0xflotus](https://github.com/0xflotus)
 * [redtachyons](https://github.com/redtachyons)
 * [thurloat](https://github.com/thurloat)
 * [aaribaud](https://github.com/aaribaud)
+* [pointlessone](https://github.com/pointlessone)
 * [Andrew](mailto:andrewlchronister@gmail.com)
 * [estuans](https://github.com/estuans)
-* [BenLubar](https://github.com/BenLubar)
 * [dissolve](https://github.com/dissolve)
 * [PurpleBooth](https://github.com/PurpleBooth)
 * [bradurani](https://github.com/bradurani)
@@ -216,6 +219,7 @@ and provided thanks to the work of the following contributors:
 * [ErikXXon](https://github.com/ErikXXon)
 * [ian-kelling](https://github.com/ian-kelling)
 * [immae](https://github.com/immae)
+* [J0WI](https://github.com/J0WI)
 * [foozmeat](https://github.com/foozmeat)
 * [jasonrhodes](https://github.com/jasonrhodes)
 * [Jason Snell](mailto:jason@newrelic.com)
@@ -230,6 +234,7 @@ and provided thanks to the work of the following contributors:
 * [Lorenz Diener](mailto:halcyon@icosahedron.website)
 * [alimony](https://github.com/alimony)
 * [mig5](https://github.com/mig5)
+* [moritzheiber](https://github.com/moritzheiber)
 * [ndarville](https://github.com/ndarville)
 * [Abzol](https://github.com/Abzol)
 * [pwoolcoc](https://github.com/pwoolcoc)
@@ -238,6 +243,7 @@ and provided thanks to the work of the following contributors:
 * [ignisf](https://github.com/ignisf)
 * [raymestalez](https://github.com/raymestalez)
 * [remram44](https://github.com/remram44)
+* [sts10](https://github.com/sts10)
 * [sascha-sl](https://github.com/sascha-sl)
 * [u1-liquid](https://github.com/u1-liquid)
 * [sim6](https://github.com/sim6)
@@ -288,6 +294,7 @@ and provided thanks to the work of the following contributors:
 * [857b](https://github.com/857b)
 * [insom](https://github.com/insom)
 * [tachyons](https://github.com/tachyons)
+* [acid-chicken](https://github.com/acid-chicken)
 * [Esteth](https://github.com/Esteth)
 * [unascribed](https://github.com/unascribed)
 * [Aguay-val](https://github.com/Aguay-val)
@@ -297,7 +304,6 @@ and provided thanks to the work of the following contributors:
 * [unleashed](https://github.com/unleashed)
 * [alxrcs](https://github.com/alxrcs)
 * [console-cowboy](https://github.com/console-cowboy)
-* [pointlessone](https://github.com/pointlessone)
 * [Alkarex](https://github.com/Alkarex)
 * [a2](https://github.com/a2)
 * [0xa](https://github.com/0xa)
@@ -329,6 +335,7 @@ and provided thanks to the work of the following contributors:
 * [Motoma](https://github.com/Motoma)
 * [chriswk](https://github.com/chriswk)
 * [csu](https://github.com/csu)
+* [clarcharr](https://github.com/clarcharr)
 * [kklleemm](https://github.com/kklleemm)
 * [colindean](https://github.com/colindean)
 * [dachinat](https://github.com/dachinat)
@@ -356,6 +363,7 @@ and provided thanks to the work of the following contributors:
 * [espenronnevik](https://github.com/espenronnevik)
 * [Finariel](https://github.com/Finariel)
 * [siuying](https://github.com/siuying)
+* [zoc](https://github.com/zoc)
 * [fwenzel](https://github.com/fwenzel)
 * [GenbuHase](https://github.com/GenbuHase)
 * [hattori6789](https://github.com/hattori6789)
@@ -416,6 +424,7 @@ and provided thanks to the work of the following contributors:
 * [martymcguire](https://github.com/martymcguire)
 * [marvinkopf](https://github.com/marvinkopf)
 * [otsune](https://github.com/otsune)
+* [mbugowski](https://github.com/mbugowski)
 * [Mathias B](mailto:10813340+mathias-b@users.noreply.github.com)
 * [matt-auckland](https://github.com/matt-auckland)
 * [webroo](https://github.com/webroo)
@@ -434,7 +443,6 @@ and provided thanks to the work of the following contributors:
 * [premist](https://github.com/premist)
 * [Mnkai](https://github.com/Mnkai)
 * [mitchhentges](https://github.com/mitchhentges)
-* [moritzheiber](https://github.com/moritzheiber)
 * [mouse-reeve](https://github.com/mouse-reeve)
 * [Mozinet-fr](https://github.com/Mozinet-fr)
 * [lae](https://github.com/lae)
@@ -458,17 +466,17 @@ and provided thanks to the work of the following contributors:
 * [Pangoraw](https://github.com/Pangoraw)
 * [peterkeen](https://github.com/peterkeen)
 * [pgate](https://github.com/pgate)
-* [retokromer](https://github.com/retokromer)
-* [rfwatson](https://github.com/rfwatson)
-* [rfreebern](https://github.com/rfreebern)
+* [Reto Kromer](mailto:retokromer@users.noreply.github.com)
+* [Rey Tucker](mailto:git@reytucker.us)
+* [Rob Watson](mailto:rfwatson@users.noreply.github.com)
+* [Ryan Freebern](mailto:ryan@freebern.org)
 * [Ryan Wade](mailto:ryan.wade@protonmail.com)
-* [sylph01](https://github.com/sylph01)
-* [S-H-GAMELINKS](https://github.com/S-H-GAMELINKS)
-* [staticsafe](https://github.com/staticsafe)
-* [snwh](https://github.com/snwh)
-* [sts10](https://github.com/sts10)
-* [skoji](https://github.com/skoji)
-* [ScienJus](https://github.com/ScienJus)
+* [Ryo Kajiwara](mailto:kfe-fecn6.prussian@s01.info)
+* [S.H](mailto:gamelinks007@gmail.com)
+* [Sadiq Saif](mailto:staticsafe@users.noreply.github.com)
+* [Sam Hewitt](mailto:hewittsamuel@gmail.com)
+* [Satoshi KOJIMA](mailto:skoji@mac.com)
+* [ScienJus](mailto:i@scienjus.com)
 * [Scott Larkin](mailto:scott@codeclimate.com)
 * [Sebastian Hübner](mailto:imolein@users.noreply.github.com)
 * [Sebastian Morr](mailto:sebastian@morr.cc)
@@ -483,6 +491,7 @@ and provided thanks to the work of the following contributors:
 * [Sir-Boops](mailto:admin@boops.me)
 * [Soshi Kato](mailto:mail@sossii.com)
 * [Spanky](mailto:2788886+spankyworks@users.noreply.github.com)
+* [Stanislas](mailto:angristan@pm.me)
 * [StefOfficiel](mailto:pichard.stephane@free.fr)
 * [Steven Tappert](mailto:admin@dark-it.net)
 * [Svetlozar Todorov](mailto:svetlik@users.noreply.github.com)
@@ -532,6 +541,7 @@ and provided thanks to the work of the following contributors:
 * [fsubal](mailto:fsubal@users.noreply.github.com)
 * [fusshi-](mailto:dikky1218@users.noreply.github.com)
 * [gentaro](mailto:gentaroooo@gmail.com)
+* [gol-cha](mailto:info@mevo.xyz)
 * [hakoai](mailto:hk--76@qa2.so-net.ne.jp)
 * [haosbvnker](mailto:github@chaosbunker.com)
 * [isati](mailto:phil@juchnowi.cz)
@@ -549,12 +559,12 @@ and provided thanks to the work of the following contributors:
 * [luzpaz](mailto:luzpaz@users.noreply.github.com)
 * [maxypy](mailto:maxime@mpigou.fr)
 * [mhe](mailto:mail@marcus-herrmann.com)
+* [mike castleman](mailto:m@mlcastle.net)
 * [mimikun](mailto:dzdzble_effort_311@outlook.jp)
 * [mshrtkch](mailto:mshrtkch@users.noreply.github.com)
 * [muan](mailto:muan@github.com)
 * [namelessGonbai](mailto:43787036+namelessgonbai@users.noreply.github.com)
 * [neetshin](mailto:neetshin@neetsh.in)
-* [nightpool](mailto:nightpool@users.noreply.github.com)
 * [rch850](mailto:rich850@gmail.com)
 * [roikale](mailto:roikale@users.noreply.github.com)
 * [rysiekpl](mailto:rysiek@hackerspace.pl)
diff --git a/CHANGELOG.md b/CHANGELOG.md
index cfb6b15f5a..f3356d5422 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,47 @@ Changelog
 
 All notable changes to this project will be documented in this file.
 
+## [2.7.2] - 2019-02-17
+### Added
+
+- Add support for IPv6 in e-mail validation ([zoc](https://github.com/tootsuite/mastodon/pull/10009))
+- Add record of IP address used for signing up ([ThibG](https://github.com/tootsuite/mastodon/pull/10026))
+- Add tight rate-limit for API deletions (30 per 30 minutes) ([Gargron](https://github.com/tootsuite/mastodon/pull/10042))
+- Add support for embedded `Announce` objects attributed to the same actor ([ThibG](https://github.com/tootsuite/mastodon/pull/9998), [Gargron](https://github.com/tootsuite/mastodon/pull/10065))
+- Add spam filter for `Create` and `Announce` activities ([Gargron](https://github.com/tootsuite/mastodon/pull/10005), [Gargron](https://github.com/tootsuite/mastodon/pull/10041), [Gargron](https://github.com/tootsuite/mastodon/pull/10062))
+- Add `registrations` attribute to `GET /api/v1/instance` ([Gargron](https://github.com/tootsuite/mastodon/pull/10060))
+- Add `vapid_key` to `POST /api/v1/apps` and `GET /api/v1/apps/verify_credentials` ([Gargron](https://github.com/tootsuite/mastodon/pull/10058))
+
+### Fixed
+
+- Fix link color and add link underlines in high-contrast theme ([Gargron](https://github.com/tootsuite/mastodon/pull/9949), [Gargron](https://github.com/tootsuite/mastodon/pull/10028))
+- Fix unicode characters in URLs not being linkified ([JMendyk](https://github.com/tootsuite/mastodon/pull/8447), [hinaloe](https://github.com/tootsuite/mastodon/pull/9991))
+- Fix URLs linkifier grabbing ending quotation as part of the link ([Gargron](https://github.com/tootsuite/mastodon/pull/9997))
+- Fix authorized applications page design ([rinsuki](https://github.com/tootsuite/mastodon/pull/9969))
+- Fix custom emojis not showing up in share page emoji picker ([rinsuki](https://github.com/tootsuite/mastodon/pull/9970))
+- Fix too liberal application of whitespace in toots ([trwnh](https://github.com/tootsuite/mastodon/pull/9968))
+- Fix misleading e-mail hint being displayed in admin view ([ThibG](https://github.com/tootsuite/mastodon/pull/9973))
+- Fix tombstones not being cleared out ([abcang](https://github.com/tootsuite/mastodon/pull/9978))
+- Fix some timeline jumps ([ThibG](https://github.com/tootsuite/mastodon/pull/9982), [ThibG](https://github.com/tootsuite/mastodon/pull/10001), [rinsuki](https://github.com/tootsuite/mastodon/pull/10046))
+- Fix content warning input taking keyboard focus even when hidden ([hinaloe](https://github.com/tootsuite/mastodon/pull/10017))
+- Fix hashtags select styling in default and high-contrast themes ([Gargron](https://github.com/tootsuite/mastodon/pull/10029))
+- Fix style regressions on landing page ([Gargron](https://github.com/tootsuite/mastodon/pull/10030))
+- Fix hashtag column not subscribing to stream on mount ([Gargron](https://github.com/tootsuite/mastodon/pull/10040))
+- Fix relay enabling/disabling not resetting inbox availability status ([Gargron](https://github.com/tootsuite/mastodon/pull/10048))
+- Fix mutes, blocks, domain blocks and follow requests not paginating ([Gargron](https://github.com/tootsuite/mastodon/pull/10057))
+- Fix crash on public hashtag pages when streaming fails ([ThibG](https://github.com/tootsuite/mastodon/pull/10061))
+
+### Changed
+
+- Change icon for unlisted visibility level ([clarcharr](https://github.com/tootsuite/mastodon/pull/9952))
+- Change queue of actor deletes from push to pull for non-follower recipients ([ThibG](https://github.com/tootsuite/mastodon/pull/10016))
+- Change robots.txt to exclude media proxy URLs ([nightpool](https://github.com/tootsuite/mastodon/pull/10038))
+- Change upload description input to allow line breaks ([BenLubar](https://github.com/tootsuite/mastodon/pull/10036))
+- Change `dist/mastodon-streaming.service` to recommend running node without intermediary npm command ([nolanlawson](https://github.com/tootsuite/mastodon/pull/10032))
+- Change conversations to always show names of other participants ([Gargron](https://github.com/tootsuite/mastodon/pull/10047))
+- Change buttons on timeline preview to open the interaction dialog ([Gargron](https://github.com/tootsuite/mastodon/pull/10054))
+- Change error graphic to hover-to-play ([Gargron](https://github.com/tootsuite/mastodon/pull/10055))
+
 ## [2.7.1] - 2019-01-28
 ### Fixed
 
diff --git a/app/controllers/admin/instances_controller.rb b/app/controllers/admin/instances_controller.rb
index 431ce6f4de..6dd659a304 100644
--- a/app/controllers/admin/instances_controller.rb
+++ b/app/controllers/admin/instances_controller.rb
@@ -38,7 +38,7 @@ module Admin
     end
 
     def filter_params
-      params.permit(:limited)
+      params.permit(:limited, :by_domain)
     end
   end
 end
diff --git a/app/helpers/admin/filter_helper.rb b/app/helpers/admin/filter_helper.rb
index 97beb587fc..275b5f2fe0 100644
--- a/app/helpers/admin/filter_helper.rb
+++ b/app/helpers/admin/filter_helper.rb
@@ -6,7 +6,7 @@ module Admin::FilterHelper
   INVITE_FILTER        = %i(available expired).freeze
   CUSTOM_EMOJI_FILTERS = %i(local remote by_domain shortcode).freeze
   TAGS_FILTERS         = %i(hidden).freeze
-  INSTANCES_FILTERS    = %i(limited).freeze
+  INSTANCES_FILTERS    = %i(limited by_domain).freeze
 
   FILTERS = ACCOUNT_FILTERS + REPORT_FILTERS + INVITE_FILTER + CUSTOM_EMOJI_FILTERS + TAGS_FILTERS + INSTANCES_FILTERS
 
diff --git a/app/javascript/mastodon/components/display_name.js b/app/javascript/mastodon/components/display_name.js
index 32809778ae..6b9dd6f81b 100644
--- a/app/javascript/mastodon/components/display_name.js
+++ b/app/javascript/mastodon/components/display_name.js
@@ -22,7 +22,7 @@ export default class DisplayName extends React.PureComponent {
         suffix = `+${others.size - 2}`;
       }
     } else {
-      if (others) {
+      if (others && others.size > 0) {
         account = others.first();
       } else {
         account = this.props.account;
diff --git a/app/javascript/mastodon/components/status.js b/app/javascript/mastodon/components/status.js
index 3e98d374b8..6270d3c92b 100644
--- a/app/javascript/mastodon/components/status.js
+++ b/app/javascript/mastodon/components/status.js
@@ -326,7 +326,7 @@ class Status extends ImmutablePureComponent {
       );
     }
 
-    if (otherAccounts) {
+    if (otherAccounts && otherAccounts.size > 0) {
       statusAvatar = <AvatarComposite accounts={otherAccounts} size={48} />;
     } else if (account === undefined || account === null) {
       statusAvatar = <Avatar account={status.get('account')} size={48} />;
diff --git a/app/javascript/mastodon/features/video/index.js b/app/javascript/mastodon/features/video/index.js
index 894fe78d9e..55dd249e14 100644
--- a/app/javascript/mastodon/features/video/index.js
+++ b/app/javascript/mastodon/features/video/index.js
@@ -347,7 +347,6 @@ class Video extends React.PureComponent {
       width  = containerWidth;
       height = containerWidth / (16/9);
 
-      playerStyle.width  = width;
       playerStyle.height = height;
     }
 
diff --git a/app/models/account_conversation.rb b/app/models/account_conversation.rb
index cc6b392798..0c03747e2a 100644
--- a/app/models/account_conversation.rb
+++ b/app/models/account_conversation.rb
@@ -30,7 +30,8 @@ class AccountConversation < ApplicationRecord
     if participant_account_ids.empty?
       [account]
     else
-      Account.where(id: participant_account_ids)
+      participants = Account.where(id: participant_account_ids)
+      participants.empty? ? [account] : participants
     end
   end
 
diff --git a/app/models/domain_block.rb b/app/models/domain_block.rb
index 1064ea7c8f..069cda3673 100644
--- a/app/models/domain_block.rb
+++ b/app/models/domain_block.rb
@@ -24,6 +24,8 @@ class DomainBlock < ApplicationRecord
   has_many :accounts, foreign_key: :domain, primary_key: :domain
   delegate :count, to: :accounts, prefix: true
 
+  scope :matches_domain, ->(value) { where(arel_table[:domain].matches("%#{value}%")) }
+
   def self.blocked?(domain)
     where(domain: domain, severity: :suspend).exists?
   end
diff --git a/app/models/instance_filter.rb b/app/models/instance_filter.rb
index 3483d8cd6e..848fff53e1 100644
--- a/app/models/instance_filter.rb
+++ b/app/models/instance_filter.rb
@@ -9,9 +9,13 @@ class InstanceFilter
 
   def results
     if params[:limited].present?
-      DomainBlock.order(id: :desc)
+      scope = DomainBlock
+      scope = scope.matches_domain(params[:by_domain]) if params[:by_domain].present?
+      scope.order(id: :desc)
     else
-      Account.remote.by_domain_accounts
+      scope = Account.remote
+      scope = scope.matches_domain(params[:by_domain]) if params[:by_domain].present?
+      scope.by_domain_accounts
     end
   end
 end
diff --git a/app/views/admin/accounts/index.html.haml b/app/views/admin/accounts/index.html.haml
index 91fddadf81..345f74f909 100644
--- a/app/views/admin/accounts/index.html.haml
+++ b/app/views/admin/accounts/index.html.haml
@@ -26,8 +26,9 @@
         = hidden_field_tag key, params[key]
 
     - %i(username by_domain display_name email ip).each do |key|
-      .input.string.optional
-        = text_field_tag key, params[key], class: 'string optional', placeholder: I18n.t("admin.accounts.#{key}")
+      - unless key == :by_domain && params[:remote].blank?
+        .input.string.optional
+          = text_field_tag key, params[key], class: 'string optional', placeholder: I18n.t("admin.accounts.#{key}")
 
     .actions
       %button= t('admin.accounts.search')
diff --git a/app/views/admin/accounts/show.html.haml b/app/views/admin/accounts/show.html.haml
index 280a834ba2..7ac73bd072 100644
--- a/app/views/admin/accounts/show.html.haml
+++ b/app/views/admin/accounts/show.html.haml
@@ -166,6 +166,12 @@
       - else
         = link_to t('admin.accounts.perform_full_suspension'), new_admin_account_action_path(@account.id, type: 'suspend'), class: 'button button--destructive' if can?(:suspend, @account)
 
+      - unless @account.local?
+        - if DomainBlock.where(domain: @account.domain).exists?
+          = link_to t('admin.domain_blocks.undo'), admin_instance_path(@account.domain), class: 'button'
+        - else
+          = link_to t('admin.domain_blocks.add_new'), new_admin_domain_block_path(_domain: @account.domain), class: 'button button--destructive'
+
   %hr.spacer/
 
   - unless @warnings.empty?
diff --git a/app/views/admin/instances/index.html.haml b/app/views/admin/instances/index.html.haml
index ce35b5db47..2359271407 100644
--- a/app/views/admin/instances/index.html.haml
+++ b/app/views/admin/instances/index.html.haml
@@ -11,6 +11,20 @@
   %div{ style: 'flex: 1 1 auto; text-align: right' }
     = link_to t('admin.domain_blocks.add_new'), new_admin_domain_block_path, class: 'button'
 
+= form_tag admin_instances_url, method: 'GET', class: 'simple_form' do
+  .fields-group
+    - Admin::FilterHelper::INSTANCES_FILTERS.each do |key|
+      - if params[key].present?
+        = hidden_field_tag key, params[key]
+
+    - %i(by_domain).each do |key|
+      .input.string.optional
+        = text_field_tag key, params[key], class: 'string optional', placeholder: I18n.t("admin.instances.#{key}")
+
+    .actions
+      %button= t('admin.accounts.search')
+      = link_to t('admin.accounts.reset'), admin_instances_path, class: 'button negative'
+
 %hr.spacer/
 
 - @instances.each do |instance|
diff --git a/config/locales/en.yml b/config/locales/en.yml
index a9553aacea..1121ef3db2 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -302,6 +302,7 @@ en:
       back_to_account: Back To Account
       title: "%{acct}'s Followers"
     instances:
+      by_domain: Domain
       delivery_available: Delivery is available
       known_accounts:
         one: "%{count} known account"
diff --git a/lib/mastodon/version.rb b/lib/mastodon/version.rb
index fad5b5c47f..6911fef0d9 100644
--- a/lib/mastodon/version.rb
+++ b/lib/mastodon/version.rb
@@ -13,7 +13,7 @@ module Mastodon
     end
 
     def patch
-      1
+      2
     end
 
     def pre