mail.synology.com
The domain mail.synology.com answers at IP address 211.23.38.101. This domain declares no mail servers, so it cannot receive mail in its own name. 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
- 211.23.38.101 21112s
TXT TXT records
- ip4:63.145.198.179 -all" 300s
- include:getresponse.com 300s
- "v=spf1 mx:synology.com include:_spf.salesforce.com include:amazonses.com include:spf.mandrillapp.com 300s
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 8 hours ago.