Contents
1. q
https://github.com/natesales/q
A tiny and feature-rich command line DNS client with support for UDP, TCP, DoT, DoH, DoQ, and ODoH.
/snap/bin/go version go version go1.21.4 linux/amd64
git clone + go install -> .local/bin
Server Selection
q will use a server from the following sources, in order:
@server argument (e.g. @9.9.9.9 or @https://dns.google/dns-query)
Q_DEFAULT_SERVER environment variable
/etc/resolv.conf
2. history
q -h Usage: q [OPTIONS] [@server] [type...] [name]
2023/11/16 21:32:32 failed to sufficiently increase receive buffer size (was: 208 kiB, wanted: 2048 kiB, got: 416 kiB). See https://github.com/quic-go/quic-go/wiki/UDP-Buffer-Sizes for details.
https://github.com/quic-go/quic-go/wiki/UDP-Buffer-Sizes
3. sample query
$ q qmail.jp @tls://1.1.1.1 qmail.jp. 24h MX 0 . qmail.jp. 10m TXT "Powered by djbdns - http://cr.yp.to/djbdns.html" qmail.jp. 24h TXT "v=spf1 mx/28 -all" qmail.jp. 72h NS a.ns.qmail.jp. qmail.jp. 72h NS b.ns.qmail.jp. qmail.jp. 72h NS d.ns.qmail.jp.
$ q -v qmail.jp @tls://1.1.1.1 DEBU[0000] Name: qmail.jp DEBU[0000] RR types: [MX TXT CNAME A AAAA NS] DEBU[0000] Server(s): [tls://1.1.1.1] DEBU[0000] Using server 1.1.1.1:853 with transport tls DEBU[0000] Using TLS transport: 1.1.1.1:853 qmail.jp. 10m TXT "Powered by djbdns - http://cr.yp.to/djbdns.html" qmail.jp. 24h TXT "v=spf1 mx/28 -all" qmail.jp. 72h NS a.ns.qmail.jp. qmail.jp. 72h NS b.ns.qmail.jp. qmail.jp. 72h NS d.ns.qmail.jp. qmail.jp. 24h MX 0 .
quic は返事なし。
3.1. AdGuard
$ q qmail.jp @quic://dns.adguard-dns.com WARN[0000] No ALPN tokens specified, using default: "doq" 2023/11/17 07:45:29 failed to sufficiently increase receive buffer size (was: 208 kiB, wanted: 2048 kiB, got: 416 kiB). See https://github.com/quic-go/quic-go/wiki/UDP-Buffer-Sizes for details. qmail.jp. 13h45m56s NS a.ns.qmail.jp. qmail.jp. 13h45m56s NS b.ns.qmail.jp. qmail.jp. 13h45m56s NS d.ns.qmail.jp. qmail.jp. 13h45m56s MX 0 . qmail.jp. 9m32s TXT "Powered by djbdns - http://cr.yp.to/djbdns.html" qmail.jp. 23h59m32s TXT "v=spf1 mx/28 -all"
$ q n-1.space @udp://decker.ns.cloudflare.com FATA[0000] unsupported transport udp. expected: [plain tcp tls http quic dnscrypt]