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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
43892025-10-06T20:37:41+00:00home.chrispritchard.co.uk112 . ech=AFX+DQBR+gAgACDZHReLJmrC7OGxf+I7PouP/iBmVRzaRO7t7VlFsT+gKwAMAAEAAQABAAIAAQADKhpoZWxsby5jaHJpc3ByaXRjaGFyZC5jby51awAA
43882025-10-06T19:58:57+00:00sharkrf.com111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBLwAgACDdqQbhMWF/EV6Gm79YiIMsHv6NB18Cp7dIoaIA2V+VVwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43872025-10-06T19:58:18+00:00geoip.sharkrf.com00cname
43862025-10-06T19:29:46+00:00sportzcentral.site111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBLwAgACDdqQbhMWF/EV6Gm79YiIMsHv6NB18Cp7dIoaIA2V+VVwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43852025-10-06T19:29:41+00:00sportzcentral.site111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBLwAgACDdqQbhMWF/EV6Gm79YiIMsHv6NB18Cp7dIoaIA2V+VVwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43842025-10-06T17:54:58+00:00kondimania.ru001 . alpn="h3,h2" ipv4hint=104.21.85.19,172.67.201.6 ipv6hint=2606:4700:3035::ac43:c906,2606:4700:3037::6815:5513
43832025-10-06T17:05:25+00:00www.intel.com00cname
43822025-10-06T14:53:19+00:00test.defo.ie111 . ech=AEb+DQBCqQAgACBlm7cfDx/gKuUAwRTe+Y9MExbIyuLpLcgTORIdi69uewAEAAEAAQATcHVibGljLnRlc3QuZGVmby5pZQAA
43812025-10-06T14:37:16+00:00grumpygroundhog.com001 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43802025-10-06T14:36:35+00:00grumpygroundhog.com111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBKQAgACAalQwbT1c3FDME0abW1MgXtPVTwdyUp8qjMVF360tnQAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43792025-10-06T14:34:14+00:00grumpygroundhog.com111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBKQAgACAalQwbT1c3FDME0abW1MgXtPVTwdyUp8qjMVF360tnQAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43782025-10-06T13:46:38+00:00academiaqi.club111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBxQAgACAjzdHqSRCJ0TKuOPbssbe5wV5/TNX3P/27q1rw18HFHgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43772025-10-06T07:12:27+00:00neal.fun001 . alpn="h3,h2" ipv4hint=104.20.32.222,172.66.162.110 ipv6hint=2606:4700:10::6814:20de,2606:4700:10::ac42:a26e
43762025-10-06T07:12:19+00:00radio.garden001 . alpn="h3,h2" ipv4hint=104.26.12.127,104.26.13.127,172.67.68.54 ipv6hint=2606:4700:20::681a:c7f,2606:4700:20::681a:d7f,2606:4700:20::ac43:4436
43752025-10-06T07:12:12+00:00tv.garden111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBQwAgACD2AFI5UkesPlrCcnXQ960kszcPXuE09kvx3bjcD2prPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43742025-10-06T07:11:34+00:002047.one111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBQwAgACD2AFI5UkesPlrCcnXQ960kszcPXuE09kvx3bjcD2prPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43732025-10-06T07:11:26+00:00pincong.rocks001 . alpn="h3,h2" ipv4hint=104.20.27.162,172.66.158.70 ipv6hint=2606:4700:10::6814:1ba2,2606:4700:10::ac42:9e46
43722025-10-06T07:10:50+00:008964museum.com111 . alpn="h3,h2" ipv4hint=104.21.20.2,172.67.190.186 ech=AEX+DQBBQwAgACD2AFI5UkesPlrCcnXQ960kszcPXuE09kvx3bjcD2prPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:1402,2606:4700:3037::ac43:beba
43712025-10-06T07:10:40+00:00gfw.report111 . alpn="h3,h2" ipv4hint=104.21.12.189,172.67.132.86 ech=AEX+DQBBQwAgACD2AFI5UkesPlrCcnXQ960kszcPXuE09kvx3bjcD2prPAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:8456,2606:4700:3037::6815:cbd
43702025-10-05T19:04:20+00:00sportzcentral.site111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBiQAgACCyjevZfoT7FVRf2dLqKl+tDnoH4n+tVONqwuwnDP2PPwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43692025-10-05T10:19:43+00:00hitomi.la001 . alpn="h3,h2"
43682025-10-05T01:19:33+00:00bulianglin.com111 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ech=AEX+DQBBDwAgACCbsU6SudmZJ4KnZHhbkmbQRu6Hov+mxF4rkSQj7/1IMwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43672025-10-04T21:00:29+00:00lootik.com001 . alpn="h3,h2" ipv4hint=104.21.91.138,172.67.221.70 ipv6hint=2606:4700:3031::ac43:dd46,2606:4700:3037::6815:5b8a
43662025-10-04T21:00:20+00:00lootik.com001 . alpn="h3,h2" ipv4hint=104.21.91.138,172.67.221.70 ipv6hint=2606:4700:3031::ac43:dd46,2606:4700:3037::6815:5b8a
43652025-10-04T16:08:31+00:00cachyos.org111 . alpn="h3,h2" ipv4hint=104.26.4.68,104.26.5.68,172.67.73.65 ech=AEX+DQBB4AAgACDMQXh1DfNIvWaCr+3lwswm4l9QYCW+U/YlEa2xmV4AbwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:20::681a:444,2606:4700:20::681a:544,2606:4700:20::ac43:4941
43642025-10-04T14:54:03+00:00www.youtube.com00cname
43632025-10-04T14:53:50+00:00missav.ai111 . alpn="h3,h2" ipv4hint=104.20.16.252,172.66.173.34 ech=AEX+DQBBTwAgACA+6A7LiQ5Mr4qDCkwdYthXYFWHW9vEy1AWBavfE39zJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:10::6814:10fc,2606:4700:10::ac42:ad22
43622025-10-04T14:52:23+00:00bt4gprx.com111 . alpn="h3,h2" ipv4hint=104.21.25.239,172.67.134.234 ech=AEX+DQBBTwAgACA+6A7LiQ5Mr4qDCkwdYthXYFWHW9vEy1AWBavfE39zJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:19ef,2606:4700:3034::ac43:86ea
43612025-10-04T08:47:28+00:00respectively-timber-happiness-definitions.trycloudflare.com001 . alpn="h2" ipv4hint=104.16.230.132,104.16.231.132 ipv6hint=2606:4700::6810:e684,2606:4700::6810:e784
43602025-10-04T08:43:53+00:00respectively-timber-happiness-definitions.trycloudflare.com001 . alpn="h2" ipv4hint=104.16.230.132,104.16.231.132 ipv6hint=2606:4700::6810:e684,2606:4700::6810:e784
43592025-10-04T08:43:24+00:00deemed-placement-performances-heard.trycloudflare.com001 . alpn="h2" ipv4hint=104.16.230.132,104.16.231.132 ipv6hint=2606:4700::6810:e684,2606:4700::6810:e784
43582025-10-04T08:39:41+00:00deemed-placement-performances-heard.trycloudflare.com001 . alpn="h2" ipv4hint=104.16.230.132,104.16.231.132 ipv6hint=2606:4700::6810:e684,2606:4700::6810:e784
43572025-10-04T08:39:06+00:00test.defo.ie111 . ech=AEb+DQBCqQAgACBlm7cfDx/gKuUAwRTe+Y9MExbIyuLpLcgTORIdi69uewAEAAEAAQATcHVibGljLnRlc3QuZGVmby5pZQAA
43562025-10-04T08:38:42+00:00www.cloudflare.com001 . alpn="h3,h2" ipv4hint=104.16.123.96,104.16.124.96 ipv6hint=2606:4700::6810:7b60,2606:4700::6810:7c60
43552025-10-04T08:38:36+00:00cloudflare.com001 . alpn="h3,h2" ipv4hint=104.16.132.229,104.16.133.229 ipv6hint=2606:4700::6810:84e5,2606:4700::6810:85e5
43542025-10-04T07:19:06+00:00www.axios.com00cname
43532025-10-03T22:44:07+00:00www.maskim.fr112 . ech=AEj+DQBEBAAgACAe+sG3qP6P57u9Tt9Z8fm99jYkkFtamnN3slQsV83tcgAMAAEAAQABAAIAAQADHQ1lY2gubWFza2ltLmZyAAA=
43522025-10-03T20:27:28+00:00tolgahan.eu111 . alpn="h3,h2" ipv4hint=104.21.1.161,172.67.129.158 ech=AEX+DQBBVwAgACAGWk+IJnZ8sO7Di5/N3zYnx9xZFOtBhqkSAWEFpg/cbwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:1a1,2606:4700:3034::ac43:819e
43512025-10-03T18:15:08+00:00www.maskim.fr112 . ech=AEj+DQBEBAAgACAe+sG3qP6P57u9Tt9Z8fm99jYkkFtamnN3slQsV83tcgAMAAEAAQABAAIAAQADHQ1lY2gubWFza2ltLmZyAAA=
43502025-10-03T09:07:52+00:00sing-box.sagernet.org111 . alpn="h3,h2" ipv4hint=104.21.91.14,172.67.164.149 ech=AEX+DQBBugAgACDbGFOgF+dLyuOzYdewnHlG/TugUSBwDFIXHHVnkSNmBwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:5b0e,2606:4700:3033::ac43:a495
43492025-10-03T00:38:33+00:00time.is001 . alpn="h2" ipv4hint=104.26.12.54,104.26.13.54,172.67.68.157 ipv6hint=2606:4700:20::681a:c36,2606:4700:20::681a:d36,2606:4700:20::ac43:449d
43482025-10-03T00:37:35+00:00cloudflare.com001 . alpn="h3,h2" ipv4hint=104.16.132.229,104.16.133.229 ipv6hint=2606:4700::6810:84e5,2606:4700::6810:85e5
43472025-10-02T20:19:03+00:00lootik.com001 . alpn="h3,h2" ipv4hint=104.21.91.138,172.67.221.70 ipv6hint=2606:4700:3031::ac43:dd46,2606:4700:3037::6815:5b8a
43462025-10-02T19:46:49+00:00reaviz.info001 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43452025-10-02T17:36:13+00:00cloudflare.com001 . alpn="h3,h2" ipv4hint=104.16.132.229,104.16.133.229 ipv6hint=2606:4700::6810:84e5,2606:4700::6810:85e5
43442025-10-02T17:35:26+00:00www.yahoo.com00cname
43432025-10-02T09:43:35+00:00zh.annas-archive.org00cname
43422025-10-02T09:15:06+00:00gfw.report111 . alpn="h3,h2" ipv4hint=104.21.12.189,172.67.132.86 ech=AEX+DQBBbgAgACCA3xD+ElLJ8NuwzDaGkVY3yUiuR4uQ6tN5HAsVyEJ4KwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:8456,2606:4700:3037::6815:cbd
43412025-10-02T06:49:17+00:00hdporn24.quest001 . alpn="h3,h2" ipv4hint=188.114.96.0,188.114.97.0 ipv6hint=2a06:98c1:3120::,2a06:98c1:3121::
43402025-10-02T03:34:06+00:00agentneo.tech111 . alpn="h3,h2" ipv4hint=104.21.77.8,172.67.203.18 ech=AEX+DQBBfwAgACB7Bs8D7ylFcHC3ZSVZHgvpWIhZi+GPA63451yxQWz4KQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:4d08,2606:4700:3032::ac43:cb12

File entries: 4389


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