[Collisions] Weird dest IP addr

Jaap Akkerhuis jaap at NLnetLabs.nl
Mon Oct 7 16:38:54 UTC 2013


    
     
    
    Is there some historical reason why queries to this address in 2008 might be
    considered valid?
    
Yes, as been shown by: dig -x 198.41.0.10:


; <<>> DiG 9.9.3-P2 <<>> -x 198.41.0.10
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 56073
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 3, ADDITIONAL: 1

;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;10.0.41.198.in-addr.arpa.	IN	PTR

;; ANSWER SECTION:
10.0.41.198.in-addr.arpa. 769	IN	PTR	old-j-root-servers-net.verisign-grs.net.

;; AUTHORITY SECTION:
0.41.198.in-addr.arpa.	769	IN	NS	a3.verisigndns.com.
0.41.198.in-addr.arpa.	769	IN	NS	a1.verisigndns.com.
0.41.198.in-addr.arpa.	769	IN	NS	a2.verisigndns.com.

;; Query time: 0 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Oct 07 18:38:33 CEST 2013
;; MSG SIZE  rcvd: 172

	jaap


More information about the Collisions mailing list