https://http3check.net/

QUIC 接続をテストしてくれるが、HTTPS record の検査はしていない様子だ。

• -- ToshinoriMaeno 2023-11-23 07:05:28

https://qmail.jp

• A がない状態では、エラーになります。これはブラウザーの動作と一致している。

1. whois

IP address 判明時の反応

moin.qmail.jp
QUIC is supported
HTTP/3 is supported

HTTP/3 Check established a QUIC connection for all attempts made with the given endpoint.
 See the metrics below for more information.

2. history

HTTP Header

HTTP/1.1 200 OK
server: nginx/1.25.3
date: Tue, 21 Nov 2023 04:35:37 GMT
content-type: text/html; charset=utf-8
vary: Cookie, User-Agent, Accept-Language
alt-svc: h3=":443"; ma=86400

Certificate Chain

$ grep 45.77.158.25 access.log
45.77.158.25 - - [23/Nov/2023:15:40:24 +0900] "GET / HTTP/1.1" 200 12680 "-" "wget/http3check.net" "-"
45.77.158.25 - - [23/Nov/2023:15:40:24 +0900] "HEAD / HTTP/3.0" 200 0 "-" "http3check.net/lsquic/4.0.0" "-"
45.77.158.25 - - [23/Nov/2023:15:46:41 +0900] "GET / HTTP/1.1" 200 12680 "-" "wget/http3check.net" "-"
45.77.158.25 - - [23/Nov/2023:15:46:42 +0900] "HEAD / HTTP/3.0" 200 0 "-" "http3check.net/lsquic/4.0.0" "-"

3. error

A record を必要とするらしい。(仕様の解釈ミスか)

Input Parameter Errors
Could not resolve hostname with given input.

4. Advanced Search

Use Advanced Search to bypass hostname resolution and use a custom IP address or port.
Address
Host

qmail.jp
QUIC is supported
HTTP/3 is supported

HTTP/3 Check established a QUIC connection for all attempts made with the given endpoint. 
See the metrics below for more information.

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