cofootandankle.com

Valid Email Server
Domain Lookup › cofootandankle.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cofootandankle.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-31 02:13:53 UTC · ↺ Refresh

MX Hostnames

  • cofootandankle-com.mail.protection.outlook.com

MX Priorities

  • cofootandankle-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 104.21.67.160 (no PTR)
  • 172.67.177.245 (no PTR)
  • 2606:4700:3032::6815:43a0
  • 2606:4700:3037::ac43:b1f5

Mail Server IPs

  • 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
  • 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
  • 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
  • 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
  • 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA graham.ns.cloudflare.com dns.cloudflare.com 2397896664 10000 2400 604800 1800
Primary NS (mname)
graham.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2397896664
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

graham.ns.cloudflare.com
june.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

4 records
  • duo_sso_verification=8xyqDElzscnRV1hwQGQKBTu751NMvH5UhLwZiN8dgpzIfPfbrdntxmAEkB4leBQB
  • duo_sso_verification=F6nZhI4nDnkUFw17vxsI2t1jr458lFxdd5hZ3oJguCdLEAfeN5zgoGUQTuBaDLeP
  • ppe-ed586a8b939977785ba167af78c2021bb27b392e
  • SPFv=spf1 include:spf.protection.outlook.com -all
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