Free network tools
Domain Insights
Popularity rank and categories of a domain, plus DNS, IPv6 readiness, email security (SPF / DMARC) and which networks host it.
Network Report (All-in-one) BGP Looking Glass BGP Security Check RPKI Validator BGP Hijack & Leak Monitor ASN Intelligence Internet Outages & Anomalies Country Internet Report Domain Insights IP WHOIS AS WHOIS
facebook.com
Social Networks
#9Global popularity
1IPv4 addresses
1IPv6 addressesIPv6 ready
4Name servers
1Mail servers
Most popular in: Afghanistan #1 · Anguilla #1 · Brunei Darussalam #1 · Cuba #1 · Micronesia #1
Hosting networks
| Address | Route | Network |
|---|---|---|
57.144.176.1 | 57.144.176.0/23 | AS32934 FACEBOOK - Facebook, Inc. |
2a03:2880:f350:1:face:b00c::25de | 2a03:2880:f350::/48 | AS32934 FACEBOOK - Facebook, Inc. |
DNS & email security checks
- IPv6 ready
Reachable over IPv6 as well as IPv4.
- 4 name servers
Redundant DNS.
- SPF record found
Policy does not end with -all / ~all — spoofed mail is not rejected.
- DMARC policy: reject
Spoofed mail is rejected.
- CAA record present
Only the listed certificate authorities may issue certificates.
DNS records
A
57.144.176.1AAAA
2a03:2880:f350:1:face:b00c::25deNS
a.ns.facebook.comb.ns.facebook.comc.ns.facebook.comd.ns.facebook.comMX
10 smtpin.vvv.facebook.comSPF
v=spf1 redirect=_spf.facebook.comDMARC
v=DMARC1; p=reject; rua=mailto:[email protected]; pct=100CAA
0 issue "digicert.com; account=271b0beda0771d006aa3a6c11b05187d456d6c239b46cb5241196095b09c92af"Results come from public internet registries and live global routing data. Results are cached for up to an hour. Lookups are logged with your IP address to prevent abuse — see our Privacy Policy.
