ssa.gov

Valid Email Server
Domain Lookup › ssa.gov

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
ssa.gov
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-30 10:41:27 UTC · ↺ Refresh

MX Hostnames

  • mailin2b-nsc.ssa.gov
  • mailin1b-nsc.ssa.gov
  • mailin1b-ssc.ssa.gov
  • mailin2.ssa.gov
  • mailin3.ssa.gov
  • mailin2b-ssc.ssa.gov
  • mailin1.ssa.gov
  • mailin4.ssa.gov

MX Priorities

  • mailin3.ssa.gov: 5
  • mailin2.ssa.gov: 5
  • mailin4.ssa.gov: 5
  • mailin2b-ssc.ssa.gov: 5
  • mailin2b-nsc.ssa.gov: 5
  • mailin1b-nsc.ssa.gov: 5
  • mailin1.ssa.gov: 5
  • mailin1b-ssc.ssa.gov: 5

A / AAAA Records

  • 137.200.39.62
  • 137.200.4.21
  • 2001:1930:e03::16
  • 2001:1930:d07::37

Mail Server IPs

  • 137.200.19.13 ↩ mailin3.ssa.gov
  • 2001:1930:e09:2::d ↩ mailin3.ssa.gov
  • 137.200.44.8 ↩ mailin2.ssa.gov
  • 2001:1930:d07:2::8 ↩ mailin2.ssa.gov
  • 137.200.19.15 ↩ mailin4.ssa.gov
  • 2001:1930:e09:2::f ↩ mailin4.ssa.gov
  • 137.200.19.16 ↩ mailin2b-ssc.ssa.gov
  • 2001:1930:e09:2::10 ↩ mailin2b-ssc.ssa.gov
  • 137.200.44.16 ↩ mailin2b-nsc.ssa.gov
  • 2001:1930:d07:2::10 ↩ mailin2b-nsc.ssa.gov

SOA Record

Raw SOA dns1.ssa.gov dnsfwadmin.ssa.gov 2022089592 3600 600 1209600 14400
Primary NS (mname)
dns1.ssa.gov
Admin Email (rname)
dnsfwadmin@ssa.gov
Serial
2022089592
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
14400s

Nameservers (NS)

dns2.ssa.gov
dns5.ssa.gov
dns6.ssa.gov
dns1.ssa.gov

SPF Record

✓ Strict (-all)
v=spf1 ip4:137.200.0.0/16 ip6:2001:1930::/32 include:service.govdelivery.com include:amazonses.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]; fo=1; adkim=r; aspf=r; pct=100; ri=86400; sp=reject
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: reject

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

11 records
  • apple-domain-verification=Qeo9YJQw31uYMnyb
  • Dynatrace-site-verification=efaa0c33-d74f-448e-b34c-b15a2dbd020e__oi4ct4mtfcafc0g2orn65rgbov
  • mindmanager-verification=13530777b5cc15f2b4f2600f85a8c828b3e50ccaed8771c852b030042b3d9d34
  • adobe-idp-site-verification=d3fd159d9f551744e22122dc37b33fb9b589b7621461a94d8868f3ad9ddfac30
  • atlassian-domain-verification=MgxHAquQ2uSuWOa8gjjqV7gf04LQqXsUfe9r3/bJHMq1KiIna6h95618voBV4A1F
  • _y1zjwisqj4m67h4yc11vstonb7cda8f
  • JRuVxvMMQlaKqHlBGtBYQPuOUz7STxyJWR+pxxS21SCnPUE/IenasdHplz9fZbxo3y/rVfT5lTd1kSn7pa5fUQ==
  • f4B3/MGXzt74nnifeLcf8lF37ZYchRQoOvr3i/l5h2pPnZhVGLAVOYikwYBBxBohPFK96D+kktxC8kxUqriDCQ==
  • cisco-ci-domain-verification=11e9541cd3515b2848d90c11a68352f66b1363aaf08a4fa69115af4060644b37
  • SPFv=spf1 ip4:137.200.0.0/16 ip6:2001:1930::/32 include:service.govdelivery.com include:amazonses.com -all
  • google-site-verification=cO7xYY6SzuX1MKwRma9n4p2nSeqSCs1JpLN0ZSmjwNU
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