cal.com
The domain cal.com answers at IP address 104.18.0.62. The domain DNS is managed by Cloudflare, which decides where each subdomain points. Mail for cal.com goes through 5 servers; the highest priority one is aspmx.l.google.com. It also publishes 13 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.
A A records
- 104.18.0.62 300s
- 104.18.1.62 300s
AAAA AAAA records
- 2606:4700::6812:3e 300s
- 2606:4700::6812:13e 300s
MX MX records
- 1 aspmx.l.google.com 300s
- 5 alt1.aspmx.l.google.com 300s
- 5 alt2.aspmx.l.google.com 300s
- 10 alt3.aspmx.l.google.com 300s
- 10 alt4.aspmx.l.google.com 300s
NS NS records
- carter.ns.cloudflare.com 21600s
- linda.ns.cloudflare.com 21600s
TXT TXT records
- MS=ms14963960 300s
- google-site-verification=y4NVaLzvuBemkMk20Hqr6xu6iHa-UFDrbJg0pgPtG_Y 300s
- MS=ms56097149 300s
- WP41PVdUGcSPtY_ZzVehPm73J0E 300s
- hubspot-developer-verification=MTUwNGIzOWYtYmYwMS00Y2IyLTg5YmEtNzEyZTU3NjczMGVj 300s
- v=spf1 include:_spf.google.com include:sendgrid.net -all 300s
- apple-domain-verification=BWqXqkqcByIoJVFD 300s
- openai-domain-verification=dv-2vLkO8g4fGLTXFv0O86S4VGh 300s
- google-site-verification=ERZRBFsAZod6YY2WsYOsXCN2QTXsLAkqPluhPAWZORY 300s
- asv=4a2ed4b7d84c58fa042be983b359aea7 300s
- MS=ms98316148 300s
- cloudflare_dashboard_sso=fe7359c438ef1489671b4153ae275615 300s
- MS=ms52513678 300s
SOA SOA records
- carter.ns.cloudflare.com 1800s
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 3 hours ago.