用 dig 试了 百度 和 google 的 ipv6 DNS 解析, 结果类似, 都是有一个 CNAME , 一个 SOA, 没有 AAAA 的结果, 为啥拿不到 ipv6 的地址呢
dig AAAA ipv6.google.com
; <<>> DiG 9.11.3-1ubuntu1.11-Ubuntu <<>> AAAA ipv6.google.com
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 5549
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;ipv6.google.com. IN AAAA
;; ANSWER SECTION:
ipv6.google.com. 268628 IN CNAME ipv6.l.google.com.
;; AUTHORITY SECTION:
l.google.com. 6 IN SOA ns1.google.com. dns-admin.google.com. 314006931 900 900 1800 60
;; Query time: 0 msec
;; SERVER: 100.100.2.136#53(100.100.2.136)
;; WHEN: Mon Jun 01 07:45:43 UTC 2020
;; MSG SIZE rcvd: 104
1 条回复 • 2020-06-01 16:05:09 +08:00
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DinoStray OP 很奇怪, 在我的测试机不行, 换生产环境就 OK 了, 搞不懂为什么
``` # dig AAAA www.google.com ; <<>> DiG 9.10.3-P4-Ubuntu <<>> AAAA www.google.com ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 40761 ;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0 ;; QUESTION SECTION: ;www.google.com. IN AAAA ;; ANSWER SECTION: www.google.com. 53 IN AAAA 2001::c73b:9588 ;; Query time: 0 msec ;; SERVER: 100.100.2.136#53(100.100.2.136) ;; WHEN: Mon Jun 01 16:03:01 CST 2020 ;; MSG SIZE rcvd: 60 ``` |