DoH ECS 测试

在切换使用了 rubyfish 提供的 DoH 后,发现 Bilibili 视频加载非常缓慢,怀疑是解析到了错误的节点上,于是,对 curl/wiki/DNS-over-HTTPS 上提到的 DoH 做了个是否支持 ECS(EDNS Client Subnet) 的测试:

  • 在本地通过 101.198.199.200 进行查询,将结果与 DoH 进行对比,如果结果一致,则认为该 DoH 支持 ECS

记录

DNS www.taobao.com www.baidu.com acgvideo.tcdnvod.com
dns.adguard.com bad bad bad
dns.google error error error
cloudflare-dns.com bad bad bad
dns11.quad9.net good error error
DoH.opendns.com good good good
DoH.cleanbrowsing.org error error error
DoH.xfinity.com bad bad bad
dns.nextdns.io bad bad bad
dns.dnsoverhttps.net bad bad bad
DoH.crypto.sx bad bad bad
DoH.powerdns.org bad bad bad
dns.dns-over-https.com good good good
DoH.securedns.eu bad bad bad
dns.containerpi.com good good good
commons.host error error error
dns-nyc.aaflalo.me error error error
DoH.captnemo.in error error error
DoH.dns.sb good good good
rdns.faelix.net bad bad bad
DoH.li good good good
DoH.armadillodns.net error error error
DoH.netweaver.uk bad bad bad
DoH.42l.fr bad bad bad
dns.aa.net.uk bad bad bad
adblock.mydns.network error error error
ibksturm.synology.me error error error
jcdns.fun bad bad bad
rubyfish.cn good good bad
dns.rubyfish.cn good good bad
ndns.233py.com good bad good
edns.233py.com good good good
sdns.233py.com good good good
wdns.233py.com good good good
hk-dns.233py.com error error error
us-dns.233py.com good bad good
  • error:查询过程出错
  • good:符合 ECS
  • bad:不符合 ECS