Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
whitmanco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 03:09:59 UTC · ↺ Refresh
MX Hostnames
- whitmanco-com.mail.protection.outlook.com
MX Priorities
- whitmanco-com.mail.protection.outlook.com: 1
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 2a01:111:f403:f905::4 ↩ mail-dm2pr04cu00404.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.comcastbusiness.net hostmaster.whitmanco.com 2022110907 7200 3600 604800 3600
Primary NS (mname)
ns1.comcastbusiness.net
Admin Email (rname)
hostmaster@whitmanco.com
Serial
2022110907
Refresh
7200s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns4.comcastbusiness.net
ns5.comcastbusiness.net
ns1.comcastbusiness.net
ns2.comcastbusiness.net
ns3.comcastbusiness.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:71.172.119.156 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ 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: 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
2 records- SPFv=spf1 ip4:71.172.119.156 include:spf.protection.outlook.com -all
- 5jig4bbjbri4769l1n1nv9r9i9
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