Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
catf.us
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 02:35:28 UTC · ↺ Refresh
MX Hostnames
- catf-us.mail.protection.outlook.com
MX Priorities
- catf-us.mail.protection.outlook.com: 0
A / AAAA Records
- 141.193.213.20 (no PTR)
- 141.193.213.21 (no PTR)
Mail Server IPs
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.50.7 ↩ mail-co1pr21cu00207.inbound.protection.outlook.com
- 52.101.8.51 ↩ mail-dm1pr04cu00203.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 2a01:111:f403:f90c:: ↩ mail-sn1pr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c902:: ↩ mail-sj2pr05cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.hover.com dnsmaster.hover.com 1768245233 1800 900 604800 300
Primary NS (mname)
ns1.hover.com
Admin Email (rname)
dnsmaster@hover.com
Serial
1768245233
Refresh
1800s
Retry
900s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
ns1.hover.com
ns2.hover.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:aspmx.pardot.com include:_spf.e-activist.com include:_spf.salesforce.com -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
k1._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
7 records- ca3-3be4a82a473240618c8d18f05e0c42c1
- google-gws-recovery-domain-verification=44795863
- sending_domain1103101=8fc7f56835b07580229decca49a5614da94f66b118ba0589db2fd9fc735ba942
- atlassian-domain-verification=S1PyHtaFLGMIDaX8YYtc56pXS2yLmpnTYUuzdU0ZLndcZnfOqIxFE1ydjQjUrUKR
- SPFv=spf1 include:spf.protection.outlook.com include:servers.mcsv.net include:aspmx.pardot.com include:_spf.e-activist.com include:_spf.salesforce.com -all
- apple-domain-verification=VXQOagG1IaBApd61
- pardot1103101=9b688bf778dfaf994d1b15e095ce1b3a987e8cfc70b80cf3b19f8b327ef94027
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