Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
onecu.org
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 08:14:23 UTC · ↺ Refresh
MX Hostnames
- onecu-org.mail.protection.outlook.com
MX Priorities
- onecu-org.mail.protection.outlook.com: 0
A / AAAA Records
- 199.60.103.41 (no PTR)
- 67.227.180.161 (no PTR)
- 199.60.103.141
Mail Server IPs
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.worldnic.com namehost.worldnic.com 126013013 10800 3600 604800 3600
Primary NS (mname)
ns1.worldnic.com
Admin Email (rname)
namehost@worldnic.com
Serial
126013013
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.worldnic.com
ns1.worldnic.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:50.74.47.4 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; sp=none; adkim=s; aspf=s; pct=100; fo=1:d:s; rf=afrf; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
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
9 records- include:45806440.spf07.hubspotemail.net
- MS=ms27716290
- zoho-verification=zb48542775.zmverify.zoho.com
- eplbcseenb0ddkodjn8mnt2pv
- SPFv=spf1 include:spf.protection.outlook.com ip4:50.74.47.4 -all
- google-site-verification=DfEWrFCyBw0lul-NY88txXkloNpuenzCgXhyoNv0lII
- 9cqqtqaudkfd0q8flhi8mmtfou
- t0ols5tu4d57cgc40ijnqbo1iv
- S0Y1N24351
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