Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cuone.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 15:38:06 UTC · ↺ Refresh
MX Hostnames
- cuone-org.mail.protection.outlook.com
MX Priorities
- cuone-org.mail.protection.outlook.com: 0
A / AAAA Records
- 104.16.176.2 (no PTR)
- 104.16.175.2 (no PTR)
- 2606:4700::6810:b002
- 2606:4700::6810:af02
Mail Server IPs
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
dns1.cuone.org hostmaster.cuone.org 2026032501 3600 900 1209600 3600
Primary NS (mname)
dns1.cuone.org
Admin Email (rname)
hostmaster@cuone.org
Serial
2026032501
Refresh
3600s
Retry
900s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
dns1.cuone.org
dns2.cuone.org
authns1.qwest.net
authns2.qwest.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spfus.doxim.com include:mailgun.org include:u3620291.wl042.sendgrid.net include:mktomail.com include:spf.cashedge.com include:_spf.psm.knowbe4.com ip4:149.72.198.89 ip4:149.72.30.124 ip4:66.179.179.85 ip4:174.46.62.0/24 ip4:66.193.114.0/24 ip4:209.34.255.0/24 ip4:216.111.94.0/24 ip4:205.145.132.51 ip4:44.214.246.148 -all
📊 DNS lookups: 7/10
✓ 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
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
7 records- atlassian-domain-verification=8D8PBnZvE3gXwWUQ7W4oQdtCe6QCqmIxSauYXu7Ka0Syl/YGnBkQzUkZhcMRsiZH
- ZTTrFDbi2UZ6eLQdhwmC+7OiU1ZpQU8OHp/81+CkJBmclpUMghZ1P/WjcuplgxeMvVmqZSQZThYbaIEj7krJ2A==
- msfpkey=23jor4ck3per5xmx6cmd4ckpk
- d365mktkey=xAh7smcL8Niv1FpJEPDihzpr4dLeuhFYWxwBFOTELrAx
- ZAC___
- MS=ms78339342
- SPFv=spf1 include:spf.protection.outlook.com include:spfus.doxim.com include:mailgun.org include:u3620291.wl042.sendgrid.net include:mktomail.com include:spf.cashedge.com include:_spf.psm.knowbe4.com ip4:149.72.198.89 ip4:149.72.30.124 ip4:66.179.179.85 ip4:174.46.62.0/24 ip4:66.193.114.0/24 ip4:209.34.255.0/24 ip4:216.111.94.0/24 ip4:205.145.132.51 ip4:44.214.246.148 -all
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