solidrockrm.com

Valid Email Server
Domain Lookup › solidrockrm.com

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
solidrockrm.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-19 08:53:53 UTC · ↺ Refresh

MX Hostnames

  • solidrockrm-com.mail.protection.outlook.com

MX Priorities

  • solidrockrm-com.mail.protection.outlook.com: 10

A / AAAA Records

  • 162.240.162.107 ↩ 162-240-162-107.unifiedlayer.com

Mail Server IPs

  • 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
  • 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
  • 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
  • 52.101.40.24 ↩ mail-cy5pr05cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com

SOA Record

Raw SOA ns1079.ui-dns.de hostmaster.1und1.com 2017060108 28800 7200 604800 600
Primary NS (mname)
ns1079.ui-dns.de
Admin Email (rname)
hostmaster@1und1.com
Serial
2017060108
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns1079.ui-dns.biz
ns1073.ui-dns.com
ns1104.ui-dns.org
ns1079.ui-dns.de

SPF Record

✓ Strict (-all)
v=spf1 ip4:65.175.100.55 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • SPFv=spf1 ip4:65.175.100.55 include:spf.protection.outlook.com -all
  • MS-ms7710712
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