protection1.com

Valid Email Server
Domain Lookup › protection1.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
protection1.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-25 13:07:59 UTC · ↺ Refresh

MX Hostnames

  • protection1-com.mail.protection.outlook.com

MX Priorities

  • protection1-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 68.225.155.28 ↩ wsip-68-225-155-28.ks.ok.cox.net

Mail Server IPs

  • 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
  • 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
  • 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
  • 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
  • 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.f5clouddns.com f5xc-dns.f5.com 2024062414 86400 7200 360000 1800
Primary NS (mname)
ns1.f5clouddns.com
Admin Email (rname)
f5xc-dns@f5.com
Serial
2024062414
Refresh
86400s
Retry
7200s
Expire
360000s
Minimum TTL
1800s

Nameservers (NS)

ns1.f5clouddns.com
ns2.f5clouddns.com

SPF Record

✓ Soft Fail (~all)
v=spf1 ip4:12.149.190.128/25 ip4:208.244.117.0/24 ip4:70.166.229.100/32 ip4:204.141.56.6/32 ip4:204.141.56.152/32 ip4:198.140.154.31/32 ip4:198.140.154.32/32 ip4:107.190.143.186/32 ip4:68.225.155.71/32 ip4:68.225.155.72/32 ip4:216.224.214.120/31 ip4:205.145.163.185 ip4:205.145.163.186 ip4:216.224.214.50/31 include:spf.protection.outlook.com include:mailgun.org ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=10; rua=mailto:[email protected];
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 10% of failing messages only

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

3 records
  • SPFv=spf1 ip4:12.149.190.128/25 ip4:208.244.117.0/24 ip4:70.166.229.100/32 ip4:204.141.56.6/32 ip4:204.141.56.152/32 ip4:198.140.154.31/32 ip4:198.140.154.32/32 ip4:107.190.143.186/32 ip4:68.225.155.71/32 ip4:68.225.155.72/32 ip4:216.224.214.120/31 ip4:205.145.163.185 ip4:205.145.163.186 ip4:216.224.214.50/31 include:spf.protection.outlook.com include:mailgun.org ~all
  • Y6bfTgUUd/pxSzUFUZPq7Wv3mtsjLGmjWQs0mA6+zPuF2kkYxHJVq5LJihVvrpH8ELg6POWKAoCogPhQFqbqZg==
  • MS=ms77225327
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