Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
dlhcorp.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 04:19:05 UTC · ↺ Refresh
MX Hostnames
- dlhcorp-com.mail.protection.outlook.com
MX Priorities
- dlhcorp-com.mail.protection.outlook.com: 0
A / AAAA Records
- 104.18.211.89 (no PTR)
Mail Server IPs
- 52.101.41.58 ↩ mail-sj0pr02cu00102.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f903:: (no PTR)
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-01.azure-dns.com azuredns-hostmaster.microsoft.com 202304030 3600 300 2419200 300
Primary NS (mname)
ns1-01.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
202304030
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns2-01.azure-dns.net
ns3-01.azure-dns.org
ns4-01.azure-dns.info
ns1-01.azure-dns.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.s-3.net include:spf.protection.outlook.com include:_spf.psm.knowbe4.com a:dispatch-us.ppe-hosted.com include:spf.myconnectwise.net ~all
📊 DNS lookups: 5/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; pct=100; rua=mailto:[email protected];ruf=mailto:[email protected];
✓ Reject — strongest protection
📋 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
10 records- MS=ms83847316
- wwrfdrtnn8lg608w942gjzxdcfzfq6cz
- MS=ms56331587
- google-gws-recovery-domain-verification=55490895
- google-site-verification=t-Wier1dA6Hiy-rxxwIhEZn2yVugybPJUcgBRKQ2G4M
- MS=ms68769774
- google-site-verification=n_oQkBG2dUccbByKxKC9KqCjSyJNtTBx5_GUrk_o8Rw
- SPFv=spf1 include:spf.s-3.net include:spf.protection.outlook.com include:_spf.psm.knowbe4.com a:dispatch-us.ppe-hosted.com include:spf.myconnectwise.net ~all
- 4KRLcyse8Qjen519CylLxlNRISVF5OfeWTjViIsrJB7GDpIJDBdFDBd9gFdhrsOWK6V0aFu1hc/mZSvANZAtTQ==
- MS=ms56660821
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