classrebel.com

Valid Email Server
Domain Lookup › classrebel.com

Domain Overview

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

Checked via [email protected] · 2026-03-23 14:09:54 UTC · ↺ Refresh

MX Hostnames

  • classrebel-com.mail.protection.outlook.com

MX Priorities

  • classrebel-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.21.46.183 (no PTR)
  • 172.67.141.95 (no PTR)
  • 2606:4700:3033::ac43:8d5f
  • 2606:4700:3035::6815:2eb7

Mail Server IPs

  • 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
  • 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
  • 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
  • 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
  • 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c942:: ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com
  • 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com

SOA Record

Raw SOA hera.ns.cloudflare.com dns.cloudflare.com 2399286793 10000 2400 604800 1800
Primary NS (mname)
hera.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399286793
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

leonidas.ns.cloudflare.com
hera.ns.cloudflare.com

SPF Record

✓ Strict (-all)
v=spf1 include:secureserver.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

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

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

7 records
  • google-site-verification=UygtAY3WXguXsMqmJQvVFCBCktBvTlwHYgzN9J2Fo4Y
  • google-site-verification=VO-CqISWc1maaSEDv98RMj0jmzEYTP6yMaPrNnFyoKg
  • google-site-verification=g6VosBJuRdwCZaG-mncPGeo2G5P6z7ONRJ-_x078ves
  • klaviyo-site-verification=SnEbgF
  • SPFv=spf1 include:secureserver.net -all
  • MS=ms35992582
  • google-site-verification=5Ucn3vG9Lxl09TyM87yFylzi4R7O2TkQhNnskXUyj20
Full email verification for classrebel.com

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