DNS TCP 查询也被污染了？？

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This topic created in 2446 days ago, the information mentioned may be changed or developed.

白天都还没有污染，晚上发现已经污染了！！网络：广东联通宽带。

求证其他地区的情况。

bogon: ~ ]
user$ dig +tcp @8.8.4.4 abc.facebook.com

; <<>> DiG 9.8.3-P1 <<>> +tcp @8.8.4.4 abc.facebook.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 42184
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;abc.facebook.com.		IN	A

;; ANSWER SECTION:
abc.facebook.com.	249	IN	A	173.252.102.16

;; Query time: 77 msec
;; SERVER: 8.8.4.4#53(8.8.4.4)
;; WHEN: Tue Feb 25 20:21:14 2020
;; MSG SIZE  rcvd: 50

bogon: ~ ]
user$ dig +tcp @8.8.4.4 xxx.abc.facebook.com

; <<>> DiG 9.8.3-P1 <<>> +tcp @8.8.4.4 xxx.abc.facebook.com
; (1 server found)
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 13805
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 0

;; QUESTION SECTION:
;xxx.abc.facebook.com.		IN	A

;; ANSWER SECTION:
xxx.abc.facebook.com.	242	IN	A	31.13.64.1

;; Query time: 76 msec
;; SERVER: 8.8.4.4#53(8.8.4.4)
;; WHEN: Tue Feb 25 20:21:18 2020
;; MSG SIZE  rcvd: 54

18 replies • 2020-03-12 09:28:58 +08:00