нет такого домена.
domain: KOSMOOPT.RU
nserver: ns1.pub-ns.com.
nserver: ns2.pub-ns.com.
state: REGISTERED, DELEGATED, VERIFIED
person: Private Person
registrar: REGRU-RU
admin-contact:
www.reg.ru/whois/admin_contact
created: 2015.06.09
paid-till: 2016.06.09
free-date: 2016.07.10
source: TCI
[martin@martin ~]$ dig kosmoopt.ru
; <<>> DiG 9.9.4-RedHat-9.9.4-18.el7_1.3 <<>> kosmoopt.ru
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: SERVFAIL, id: 54404
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 0, ADDITIONAL: 1
;; OPT PSEUDOSECTION:
; EDNS: version: 0, flags:; udp: 4096
;; QUESTION SECTION:
;kosmoopt.ru. IN A
SERVFAIL говорят ns сервера. Проверьте, все ли правильно
Простой
