DNSRegistration lookup
THE RECORDS BEHIND THE NAME

DNS lookup.

Explore resource records, mail routing and reverse DNS.

Public IPs automatically use PTR. Common records queries A, AAAA, MX, NS, CNAME, TXT, SOA and CAA separately.

DNS

mail.smtp2go.com

11 answer records
Retrieved · 2026-09-30T06:46:53+00:00View JSON
Registration / WHOIS →
ANOERRORAD noEDE(18): Prohibited
AAAANOERROR · no answersAD no
MXNOERRORAD noEDE(18): Prohibited
NSNOERRORAD noEDE(18): Prohibited
CNAMENOERROR · no answersAD no
TXTNOERRORAD noEDE(18): Prohibited
SOANOERRORAD noEDE(18): Prohibited
CAANOERROR · no answersAD no

AD indicates that the resolver reports DNSSEC-validated data. “AD no” can also mean the zone is unsigned. NXDOMAIN is a DNS result, not a domain-availability check.

TypeNameTTL · secondsValueLook up
Amail.smtp2go.com572172.233.45.81IP WHOIS →
Amail.smtp2go.com572139.162.187.151IP WHOIS →
Amail.smtp2go.com572172.233.58.206IP WHOIS →
MXmail.smtp2go.com601451 mail.smtp2go.com.DNS →
NSmail.smtp2go.com601sns4.treshna.co.nz.DNS →
NSmail.smtp2go.com601sns3.treshna.co.nz.DNS →
NSmail.smtp2go.com601ns2.smtpcorp.com.DNS →
NSmail.smtp2go.com601ns4.smtpcorp.com.DNS →
TXTmail.smtp2go.com601"google-site-verification=soeGlTttTYwUL2pNnJrZhPKlEkv_1ldMmCeoQe1ZkBA"—
TXTmail.smtp2go.com601"v=spf1 ip4:50.56.72.228 ip4:210.48.71.198/30 ip4:50.57.187.177 include:mail.zendesk.com include:spf.smtp2go.com include:customeriomail.com -all"—
SOAmail.smtp2go.com601ns4.smtpcorp.com. hostmaster.smtp2go.com. 2015074875 14400 3600 1209600 900—
Authority records · 1
TypeNameTTL · secondsValueLook up
SOAmail.smtp2go.com536ns4.smtpcorp.com. hostmaster.smtp2go.com. 2015074875 14400 3600 1209600 900—

Results reflect the public DNS view and recursive caching; they may differ from your local network. TXT strings retain their DNS quoting. Common records does not enumerate every name or record in a zone.