Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
obrien-co.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-19 05:26:38 UTC · ↺ Refresh
MX Hostnames
- obrienco-com01e.mail.protection.outlook.com
MX Priorities
- obrienco-com01e.mail.protection.outlook.com: 0
A / AAAA Records
- 35.206.118.118 ↩ 118.118.206.35.bc.googleusercontent.com
Mail Server IPs
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f913:: ↩ mail-cy1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns11.domaincontrol.com dns.jomax.net 2025112101 28800 7200 604800 3600
Primary NS (mname)
ns11.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025112101
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns12.domaincontrol.com
ns11.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
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
6 records- google-site-verification=mQS_20uDwTVqQIap01nEzOi9tJxsAWY-5G09PDbbZfk
- google-site-verification=Kzg750o9jjycan7a3DYbK45Fp44fQ9Y3cUcv-G0D01Y
- google-site-verification=PMua7I3GxOPObO6PycJ7PZFhOK2vItWUUcA_IyNjvO4
- SPFv=spf1 include:spf.protection.outlook.com -all
- google-site-verification=UxlxGVVvF1Ns1qvt2W6zTDH851XAALUGq7JPggfvG1Y
- openai-domain-verification=dv-Shclr98Uu0lNaJ2PjYPh417S
Full email verification for obrien-co.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
SPF / DKIM / DMARC Get 1,000 Free Credits