Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mrhhc.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 15:55:21 UTC · ↺ Refresh
MX Hostnames
- mrhhc-com.mail.protection.outlook.com
MX Priorities
- mrhhc-com.mail.protection.outlook.com: 0
A / AAAA Records
- 32.192.162.166 ↩ ec2-32-192-162-166.compute-1.amazonaws.com
- 100.51.53.131 ↩ ec2-100-51-53-131.compute-1.amazonaws.com
- 98.94.232.158
- 98.95.134.156
- 52.7.232.202
- 107.21.155.242
Mail Server IPs
- 52.101.41.26 ↩ mail-sj0pr03cu01702.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f805::1 ↩ mail-co1pr03cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::2 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1429.awsdns-50.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1429.awsdns-50.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1429.awsdns-50.org
ns-1742.awsdns-25.co.uk
ns-44.awsdns-05.com
ns-824.awsdns-39.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; aspf=s; adkim=s;
✓ Reject — strongest protection
📋 SPF alignment: Strict
· DKIM alignment: Strict
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._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
4 records- : 0ed1fe018afe66d45a6a2045e1aa824b
- MS=ms57698127
- MS=ms64896937
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for mrhhc.com
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