Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
rpmdenver.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-18 15:20:29 UTC · ↺ Refresh
MX Hostnames
- rpmdenver-com.mail.protection.outlook.com
MX Priorities
- rpmdenver-com.mail.protection.outlook.com: 0
A / AAAA Records
- 108.181.171.24 (no PTR)
Mail Server IPs
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.9.11 ↩ mail-bl2pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::1 ↩ mail-ch1pr04cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-cloud-a1.googledomains.com cloud-dns-hostmaster.google.com 1 21600 3600 259200 300
Primary NS (mname)
ns-cloud-a1.googledomains.com
Admin Email (rname)
cloud-dns-hostmaster@google.com
Serial
1
Refresh
21600s
Retry
3600s
Expire
259200s
Minimum TTL
300s
Nameservers (NS)
ns-cloud-a4.googledomains.com
ns-cloud-a1.googledomains.com
ns-cloud-a3.googledomains.com
ns-cloud-a2.googledomains.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: 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
7 records- QEPSNGJ9W1UOG2958HGYGR8EYWKQWPR3GNYRZ645
- asv_domain=890613f33b24a1dae945b5cc7ab7e7dd
- SPFv=spf1 include:spf.protection.outlook.com -all
- 698wszxvqsd6380fsrplp65jb59zs48v
- b8q23fbxx4srnxr1brw70jv48w3m573x
- rrctcwgm3blq38npyx86c6rlj4mznlk8
- s3txx23ttrmktby20flygbh03df5f96t
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