>давайте посмотрить что говорить dns. покажите реальные цифры и буквы $ dig mail.tyry.pyry.ru
; <<>> DiG 9.6-ESV-R1 <<>> mail.tyry.pyry.ru
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 29847
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 2
;; QUESTION SECTION:
;mail.tyry.pyry.ru. IN A
;; ANSWER SECTION:
mail.tyry.pyry.ru. 28232 IN A 193.xxx.yyy.7
;; AUTHORITY SECTION:
tyry.pyry.ru. 19320 IN NS ns.pyry.ru.
tyry.pyry.ru. 19320 IN NS drs.tyry.pyry.ru.
;; ADDITIONAL SECTION:
ns.pyry.ru. 668 IN A ddd.fff.ggg.4
drs.tyry.pyry.ru. 19320 IN A 193.xxx.yyy.2
;; Query time: 0 msec
;; SERVER: 194.zzz.ccc.65#53(194.zzz.ccc.65)
;; WHEN: Tue Jul 13 18:23:51 2010
;; MSG SIZE rcvd: 118
$ dig -t MX tyry.pyry.ru
; <<>> DiG 9.6-ESV-R1 <<>> -t MX tyry.pyry.ru
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 48001
;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 2, ADDITIONAL: 3
;; QUESTION SECTION:
;tyry.pyry.ru. IN MX
;; ANSWER SECTION:
tyry.pyry.ru. 30000 IN MX 10 mail.tyry.pyry.ru.
;; AUTHORITY SECTION:
tyry.pyry.ru. 18850 IN NS doors.tyry.pyry.ru.
tyry.pyry.ru. 18850 IN NS ns.pyry.ru.
;; ADDITIONAL SECTION:
mail.tyry.pyry.ru. 27762 IN A 193.xxx.yyy.7
ns.pyry.ru. 198 IN A ddd.fff.ggg.4
doors.tyry.pyry.ru. 18850 IN A 193.xxx.yyy.2
;; Query time: 1 msec
;; SERVER: 194.zzz.ccc.65#53(194.zzz.ccc.65)
;; WHEN: Tue Jul 13 18:31:41 2010
;; MSG SIZE rcvd: 134
$