t13.io
The domain t13.io answers at IP address 34.107.140.113. The domain DNS is managed by Google, which decides where each subdomain points. Mail for t13.io goes through 2 servers; the highest priority one is mail.protonmail.ch. It also publishes 3 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 34.107.140.113 12782s
MX MX records
- 10 mail.protonmail.ch 14400s
- 18 mailsec.protonmail.ch 14400s
NS NS records
- ns-cloud-a3.googledomains.com 21600s
- ns-cloud-a4.googledomains.com 21600s
- ns-cloud-a1.googledomains.com 21600s
- ns-cloud-a2.googledomains.com 21600s
TXT TXT records
- protonmail-verification=c372e8ac4cf352f8a90dcd25ebfbb1cf6d11edfe 12221s
- google-site-verification=56mOypNxS-K-tMPCRPrPZEEtJvliaMsCWxK27CawxHw 12221s
- v=spf1 include:_spf.protonmail.ch mx -all 12221s
SOA SOA records
- ns-cloud-a1.googledomains.com 21600s
What each record means
- A and AAAA: the server IP address, in IPv4 and IPv6.
- MX: the servers that receive the domain mail. The number is the priority; the lowest is tried first.
- NS: the name servers, which have the final say over the domain DNS.
- TXT: free text. Mostly used for SPF, DKIM and DMARC, and to verify ownership with third parties.
- TTL: how many seconds the record may be cached before asking again.
Checked 14 hours ago.