Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cucm.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 19:48:42 UTC · ↺ Refresh
MX Hostnames
- cucm-org.mail.protection.outlook.com
MX Priorities
- cucm-org.mail.protection.outlook.com: 100
A / AAAA Records
- 198.185.159.144 (no PTR)
- 198.49.23.145 (no PTR)
- 198.49.23.144
- 198.185.159.145
Mail Server IPs
- 52.101.190.0 ↩ mail-yt5pr01cu00100.inbound.protection.outlook.com
- 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
- 52.101.192.0 ↩ mail-yqzpr01cu00900.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:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
- 2a01:111:f403:c944::1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
- 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
SOA Record
Raw SOA
dns31.cloudns.net support.cloudns.net 2025103004 7200 1800 1209600 3600
Primary NS (mname)
dns31.cloudns.net
Admin Email (rname)
support@cloudns.net
Serial
2025103004
Refresh
7200s
Retry
1800s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns34.cloudns.net
dns32.cloudns.net
dns31.cloudns.net
dns33.cloudns.net
SPF Record
✓ Strict (-all)
v=spf1 mx ip4:198.161.254.130 ip4:198.161.254.131 ip4:209.202.9.117 ip4:205.156.136.229 include:servers.mcsv.net include:spf.protection.outlook.com include:sender.zohobooks.com include:spf.celero.ca -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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
3 records- SPFv=spf1 mx ip4:198.161.254.130 ip4:198.161.254.131 ip4:209.202.9.117 ip4:205.156.136.229 include:servers.mcsv.net include:spf.protection.outlook.com include:sender.zohobooks.com include:spf.celero.ca -all
- MS=D5B85E7B5017858BDC84493A2983B9C7C0DB6012
- MS=ms18769524
Full email verification for cucm.org
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits