Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
nfib.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-21 04:54:49 UTC · ↺ Refresh
MX Hostnames
- nfib-com.mail.protection.outlook.com
MX Priorities
- nfib-com.mail.protection.outlook.com: 0
A / AAAA Records
- 162.159.134.42 (no PTR)
Mail Server IPs
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 40.93.192.4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f908::2 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-07.azure-dns.com hostmaster.nfib.org 20140507 21600 3600 604800 86400
Primary NS (mname)
ns1-07.azure-dns.com
Admin Email (rname)
hostmaster@nfib.org
Serial
20140507
Refresh
21600s
Retry
3600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
ns2-07.azure-dns.net
ns3-07.azure-dns.org
ns4-07.azure-dns.info
ns1-07.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:relay.kinstamailservice.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
8 records- cvl3drdoftclog37iemfteb4l6
- 7upe2jaakabmre3fa4o07gpbd7
- ue56q438ccepspjgpgommogh7l
- appsvc-nfibcom-redirect.azurewebsites.net
- pardot_138571_*=d29bd8cd9b4a30858c46722957a118f8be6d9afe36532aec1318616df3c10c8a
- MS=ms93872366
- SPFv=spf1 include:spf.protection.outlook.com include:relay.kinstamailservice.com -all
- facebook-domain-verification=g2eapm4ooakbx8kobtwe46pwgpoaw2
Full email verification for nfib.com
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