My small contribution to the update-your-DNS-server panic
How to find the version of BIND that you’re running:
> dig @localhost version.bind txt chaos
; <<>> DiG 9.3.2 <<>> @localhost version.bind txt chaos
; (2 servers found)
;; global options: printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 7775
;; flags: qr aa rd; QUERY: 1, ANSWER: 1, AUTHORITY: 1, ADDITIONAL: 0
;; QUESTION SECTION:
;version.bind. CH TXT
;; ANSWER SECTION:
version.bind. 0 CH TXT "9.3.5-P1"
;; AUTHORITY SECTION:
version.bind. 0 CH NS version.bind.
;; Query time: 57 msec
;; SERVER: 127.0.0.1#53(127.0.0.1)
;; WHEN: Mon Jul 14 11:45:14 2008
;; MSG SIZE rcvd: 65