P
Server: 8.8.8.8
Address: 8.8.8.8#53
server can't find serviko.esmikom.ru: SERVFAIL
postfix # nslookup serviko.esmikom.ru 1.1.1.1
Server: 1.1.1.1
Address: 1.1.1.1#53
serviko.esmikom.ru: SERVFAIL
postfix # nslookup serviko.esmikom.ru 1.1.1.1
Server: 1.1.1.1
Address: 1.1.1.1#53
server can't find serviko.esmikom.ru: SERVFAIL
postfix # nslookup serviko.esmikom.ru
Server: 85.234.124.34
Address: 85.234.124.34#53
Non-authoritative answer:
Name: serviko.ESMIKOM.ru
Address: 89.22.185.109