sfab.com

Valid Email Server
Domain Lookup › sfab.com

Domain Overview

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

Checked via [email protected] · 2026-03-31 08:26:09 UTC · ↺ Refresh

MX Hostnames

  • mx-02-us-east-2.prod.hydra.sophos.com
  • mx-01-us-east-2.prod.hydra.sophos.com

MX Priorities

  • mx-02-us-east-2.prod.hydra.sophos.com: 20
  • mx-01-us-east-2.prod.hydra.sophos.com: 10

A / AAAA Records

  • 151.101.194.159 (no PTR)

Mail Server IPs

  • 18.118.219.4 ↩ ec2-18-118-219-4.us-east-2.compute.amazonaws.com
  • 3.138.43.149 ↩ ec2-3-138-43-149.us-east-2.compute.amazonaws.com
  • 18.189.107.171 ↩ ec2-18-189-107-171.us-east-2.compute.amazonaws.com

SOA Record

Raw SOA dns1.vc3.com root.vision.vc3.com 2025072200 3600 600 86400 3600
Primary NS (mname)
dns1.vc3.com
Admin Email (rname)
root@vision.vc3.com
Serial
2025072200
Refresh
3600s
Retry
600s
Expire
86400s
Minimum TTL
3600s

Nameservers (NS)

dns3.vc3.com
dns2.vc3.com
dns1.vc3.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.prod.hydra.sophos.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; sp=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none

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

5 records
  • apple-domain-verification=Lx50V3BSDfgGMl8c
  • sophos-domain-verification=ac24636eae585a767752b1291373bded0830b4a0
  • SPFv=spf1 include:spf.protection.outlook.com include:_spf.prod.hydra.sophos.com -all
  • UyzAtqYiPZwyEJJiyaGN6ZwPFrRkCvHqcUN+O5I2+6Wvh4vsOuViXsPT4zXluu7CF4G9J5fjnacbOEn7E9TdSg==
  • MS=ms29095992
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