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DEfO ECH Domain Name Check

The (server-side) script on this page checks whether an HTTPS resource record (RR) is published for a given DNS domain and port (default port being 443), if so, whether there is an ECHConfigList published as part of that, and whether or not ECH works with the web server at that name. That's done using the `kdig` command on the server-side to check for HTTPS RRs, and `curl` with our experimental ECH support enabled to test if ECH works. (Note that `curl` supports more ECH options than browsers, but does not support automated re-tries via `retry-config` so the behaviour reported here will not quite match what browsers exhibit.)

DNS name and port (default: 443) name: port:

Recent services tested, that have some HTTPS RR

NumDateDomainECH StatusHas ECH?HTTPS RR
93942026-06-29T18:27:13+00:00nekoweb.org001 . alpn="h3,h2" ipv4hint=104.26.4.251,104.26.5.251,172.67.72.38 ipv6hint=2606:4700:20::681a:4fb,2606:4700:20::681a:5fb,2606:4700:20::ac43:4826
93932026-06-29T16:09:31+00:00mahyardana.ir111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBTQAgACAOuAxraBaT+1MK9SyZIxu66LDKiqHshORwenIdDvolCwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
93922026-06-29T14:31:21+00:00flow.crcle.dev111 . alpn="h3,h2" ipv4hint=104.18.41.220,172.64.146.36 ech=AEX+DQBBqwAgACAtZfPW1ykL07/dU0hsGDGkahi4Fdw0pFL5ZyD5q3aTVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:440b::6812:29dc,2a06:98c1:3100::ac40:9224
93912026-06-29T14:29:02+00:00app.crcle.dev111 . alpn="h3,h2" ipv4hint=104.18.41.220,172.64.146.36 ech=AEX+DQBBqwAgACAtZfPW1ykL07/dU0hsGDGkahi4Fdw0pFL5ZyD5q3aTVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:440b::6812:29dc,2a06:98c1:3100::ac40:9224
93902026-06-29T12:09:47+00:00stream.bubblestorm.beer112 . alpn="h2,http/1.1" ech=AFL+DQBODwAgACDE+b5pEwdHpAbyoGpLJs1YEUcs2AARZh4Z7hVPl0vlcQAMAAEAAQABAAIAAQADJxdzdHJlYW0uYnViYmxlc3Rvcm0uYmVlcgAA
93892026-06-29T11:28:56+00:00iranintl.com111 . alpn="h3,h2" ipv4hint=104.24.4.6,104.24.5.6 ech=AEX+DQBBlwAgACCfWuNf/pwljW950jiX18pJ/Tyra0esDvfNu3hLdL99aAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:20::6818:406,2606:4700:20::6818:506
93882026-06-29T09:25:24+00:00cloudflare.com001 . alpn="h3,h2" ipv4hint=104.16.132.229,104.16.133.229 ipv6hint=2606:4700::6810:84e5,2606:4700::6810:85e5
93872026-06-29T07:07:38+00:00linux.do111 . alpn="h3,h2" ipv4hint=104.20.16.234,172.66.166.61 ech=AEX+DQBBmgAgACB5sP4Zsy7qQXdjW3zPpCzcXDkRZbvT7dDCCD33N57RXQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:10::6814:10ea,2606:4700:10::ac42:a63d
93862026-06-29T07:07:24+00:00cdk.linux.do111 . alpn="h3,h2" ipv4hint=104.20.16.234,172.66.166.61 ech=AEX+DQBBmgAgACB5sP4Zsy7qQXdjW3zPpCzcXDkRZbvT7dDCCD33N57RXQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:10::6814:10ea,2606:4700:10::ac42:a63d
93852026-06-29T06:49:54+00:00cdk.linux.do111 . alpn="h3,h2" ipv4hint=104.20.16.234,172.66.166.61 ech=AEX+DQBBmgAgACB5sP4Zsy7qQXdjW3zPpCzcXDkRZbvT7dDCCD33N57RXQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:10::6814:10ea,2606:4700:10::ac42:a63d
93842026-06-29T06:48:44+00:00linux.do111 . alpn="h3,h2" ipv4hint=104.20.16.234,172.66.166.61 ech=AEX+DQBBmgAgACB5sP4Zsy7qQXdjW3zPpCzcXDkRZbvT7dDCCD33N57RXQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:10::6814:10ea,2606:4700:10::ac42:a63d
93832026-06-29T05:35:14+00:00fb.com00\[ 1 . alpn="h2,h3" \] \[2 star-mini.fallback.c10r.facebook.com. alpn="h2,h3" \]
93822026-06-29T05:34:24+00:00cloudflare.com001 . alpn="h3,h2" ipv4hint=104.16.132.229,104.16.133.229 ipv6hint=2606:4700::6810:84e5,2606:4700::6810:85e5
93812026-06-29T05:33:05+00:00google.com001 . alpn="h2,h3"
93802026-06-29T05:32:40+00:00youtube.com001 .
93792026-06-29T02:56:23+00:00tlk.io111 . alpn="h3,h2" ipv4hint=104.21.92.217,172.67.198.220 ech=AEX+DQBBwgAgACBqpwFDnK/H7ThDoSyVDy3jqdVsxYveQpljENUohzBlUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:5cd9,2606:4700:3037::ac43:c6dc
93782026-06-29T02:01:39+00:00icook.tw001 . alpn="h3,h2" ipv4hint=104.20.28.74,172.66.158.115 ipv6hint=2606:4700:10::6814:1c4a,2606:4700:10::ac42:9e73
93772026-06-28T21:16:14+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93762026-06-28T21:16:14+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93752026-06-28T21:16:13+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93742026-06-28T21:16:12+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93732026-06-28T21:16:03+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93722026-06-28T21:16:03+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93712026-06-28T21:15:59+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93702026-06-28T21:15:59+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93692026-06-28T21:15:58+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93682026-06-28T21:15:57+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93672026-06-28T21:15:56+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93662026-06-28T21:15:55+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93652026-06-28T21:15:54+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93642026-06-28T21:15:52+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93632026-06-28T21:15:51+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93622026-06-28T21:15:50+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93612026-06-28T21:15:48+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93602026-06-28T21:15:48+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93592026-06-28T21:15:47+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93582026-06-28T21:15:46+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93572026-06-28T21:15:45+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93562026-06-28T21:15:45+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93552026-06-28T21:15:44+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93542026-06-28T21:15:40+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93532026-06-28T21:15:39+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93522026-06-28T21:15:38+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93512026-06-28T21:15:37+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93502026-06-28T21:15:36+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93492026-06-28T21:15:36+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93482026-06-28T21:15:35+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93472026-06-28T21:15:34+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93462026-06-28T21:15:33+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3
93452026-06-28T21:15:33+00:00example.com001 . alpn="h2" ipv4hint=104.20.23.154,172.66.147.243 ipv6hint=2606:4700:10::6814:179a,2606:4700:10::ac42:93f3

File entries: 9394


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