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fb.com

IP address 157.240.0.35
Mail Configured
Records 25

The domain fb.com answers at IP address 157.240.0.35. That address belongs to Facebook, Inc., based in Germany. Mail for fb.com goes through 4 servers; the highest priority one is mxb-00082601.gslb.pphosted.com. It also publishes 14 TXT records, used to verify domain ownership with external services and to configure mail security through SPF, DKIM and DMARC.

A A records

AAAA AAAA records

MX MX records

NS NS records

TXT TXT records

  • smartsheet-site-validation=sB5xgx-1nsnQCgORYUhnyDG3Jr739OxJ 3600s
  • atlassian-domain-verification=I7HLjLnlhJiDT58wzrru2Pd/2cRWa3AKlgCjDPOO43GMP7H0QuafH6eBts3D1GaP 3600s
  • v=spf1 redirect=_spf.fb.com 7200s
  • google-site-verification=Dsycvk_Ky3uQjdvuPrI_Z6A98lWghNTntdS4LuATOj8 3600s
  • docusign=ad7f789d-eff1-4283-9d90-fdc9484527e1 3600s
  • mentimeter-8599dcd1-e0da-4326-882e-7570e7c942fb 3600s
  • smartsheet-site-validation=r-TtxwzdAh2KN_Zi6mTLGu02fz-9vQU4 3600s
  • I2B7AuxY6G1G_NeiaHF-9A0zn-3NDBnlOBi4zItNCU8 3600s
  • slack-domain-verification=98evShJrgCmABvEiYjXPwVbRybZlSnQPoWY0n7WO 3600s
  • parkable-domain-verification=N89SxXel0S4pUXDFVpckFmXIO9MUvN4Or0bO_Lcb8Os= 3600s
  • mentimeter-16bdc82d-93be-47de-a6d4-fd6adb17c403 3600s
  • MS=ms56927146 3600s
  • 586957ce-d11e-4efa-9fe5-a887498bf838 3600s
  • G3X1k1XGYGra1nUpTv7Rdk2wAEFHfkKIr9/4/6+Nu67Ks9cR8xaiqAZPPhis9lGD6mb/+9vygIr4QKXIpxIc7w== 3600s

SOA SOA records

  • a.ns.facebook.com 1650s

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.