Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
fbitn.com
Yes
✓ Yes
Mimecast
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-28 05:18:16 UTC · ↺ Refresh
MX Hostnames
- us-smtp-inbound-1.mimecast.com
- us-smtp-inbound-2.mimecast.com
MX Priorities
- us-smtp-inbound-1.mimecast.com: 5
- us-smtp-inbound-2.mimecast.com: 5
A / AAAA Records
- 20.119.144.4 (no PTR)
Mail Server IPs
- 170.10.128.141 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.242 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.132.221 ↩ us-smtp-inbound-2.mimecast.com
- 170.10.128.242 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.128.221 ↩ us-smtp-inbound-1.mimecast.com
- 170.10.132.141 ↩ us-smtp-inbound-2.mimecast.com
SOA Record
Raw SOA
ns61.worldnic.com namehost.worldnic.com 126032408 10800 3600 604800 3600
Primary NS (mname)
ns61.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126032408
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns61.worldnic.com
ns62.worldnic.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.sendinblue.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; pct=100; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
22 records- Sendinblue-code:711954e4e5d2949b5f6fb059b3c1ff1e
- atlassian-domain-verification=/oPVe48YGLiXRVMlhhgfBEGzcTIu9OIVRzuwqNz/53Qht5QqAoSUkmRcK1pMR/ki
- 9QKxTS2qE3ZBDKQdpte/C4FZZxwAqA+d/0T2om/2iWvuzY4ktVCtzLuKp043KyumDY0G/GmBKXd93oW/6r0I7w==
- Dynatrace-site-verification=352b622e-1372-46d3-8221-493a27809f57__lfv1dvam8t7ienigtmllf9bhav
- google-site-verification=d_97SAGIcbllm9XTGozuQfIPNxmxXapmJNyj4UlT5QA
- kq8ntf476gg4l4sastjg30anpm
- ndac2k8jppmclt7hrsnpblqeeq
- RjU4vtkUvdtvFVSh3PfKNdARXMc4rlzpOH7VVyYoMm2T9wgFuRDrroqSMBXpkeE0g0GrQ4W3vQNqLdSFcnTzaw==
- 1h0jgbc4sinn9gb4selfb04scm
- google-site-verification=I_EtjM7ucbcL_f6Dvew6sEzp3LoczaugWmN-dCqSV7s
- pthm01bukateqau3dmbjekqojj
- atlassian-sending-domain-verification=da3629e6-039e-4c5b-a28e-e08c9ee84abd
- facebook-domain-verification=137vj8cjpdjs4c7z9hgf805za06920
- da2tv5v3hn5v4gvim71in7ihjn
- SPFv=spf1 include:spf.sendinblue.com include:us._netblocks.mimecast.com include:spf.protection.outlook.com include:_spf.psm.knowbe4.com ~all
- 98d489661abcbf41c039a5ce711e6f738c57cf1ef25cae5fd2
- date730a2p2snflb203hhq51b
- 0ed1fe018a8cfef4eb132d4c4c850ddc8010a2a6ac
- 9apasf5q83qlglels9u45b4g07
- MS=ms43431577
- configcat-domain-verification=08db9cd0-b183-4e40-805e-7e9004fa225f
- google-gws-recovery-domain-verification=56365372
Full email verification for fbitn.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits