katsur.com

Valid Email Server
Domain Lookup › katsur.com

Domain Overview

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

Checked via [email protected] · 2026-03-22 04:47:21 UTC · ↺ Refresh

MX Hostnames

  • katsur-com.mail.protection.outlook.com

MX Priorities

  • katsur-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 75.112.145.36 ↩ syn-075-112-145-036.biz.spectrum.com

Mail Server IPs

  • 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
  • 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
  • 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
  • 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
  • 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c801:: ↩ mail-sa9pr02cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
  • 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com

SOA Record

Raw SOA pdns09.domaincontrol.com dns.jomax.net 2024090901 28800 7200 604800 600
Primary NS (mname)
pdns09.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024090901
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

pdns09.domaincontrol.com
pdns10.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 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

5 records
  • google-site-verification=CmzpASYZqfSex60v_-YOx90WHomH_DoQIpLFy1NsAkU
  • b26l7pirl06vq1h08am4fe8be
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • caqur4gakthboog2sgjmtqdpdj
  • 66sckq28c08fuk0lmm9dbk3lvv
Full email verification for katsur.com

Run SMTP check, SPF/DKIM/DMARC and catch-all detection.

SPF / DKIM / DMARC Get 1,000 Free Credits