katag.net

Valid Email Server
Domain Lookup › katag.net
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
katag.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-11-07 05:16:05 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • katag-net.mail.protection.outlook.com

MX Priorities

  • katag-net.mail.protection.outlook.com: 10

A / AAAA Records

  • 217.14.162.34 ↩ webspace4.marcant.net
  • 2a00:f88:0:3162:217:14:162:34 ↩ webspace4.marcant.net

Mail Server IPs

  • 52.101.185.114 ↩ mail-zrxpr04cu00102.inbound.protection.outlook.com
  • 52.101.185.24 ↩ mail-zrxpr07cu00100.inbound.protection.outlook.com
  • 52.101.185.21 ↩ mail-zrxpr05cu00105.inbound.protection.outlook.com
  • 52.101.68.12 ↩ mail-db9pr02cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::20 ↩ mail-as8pr05cu00400.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca48::8 ↩ mail-miypr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:c967::c ↩ mail-cpjpr05cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.marcant.net hostmaster.marcant.net 49881 28800 1800 1209600 86400
Primary NS (mname)
ns1.marcant.net
Admin Email (rname)
hostmaster@marcant.net
Serial
49881
Refresh
28800s
Retry
1800s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns2.marcant.net
ns3.marcant.net
ns1.marcant.net

SPF Record

✓ Strict (-all)
v=spf1 a mx include:spf.protection.outlook.com include:marketing.dynamics.com include:secureserver.net ip4:217.14.174.160/28 ip4:217.14.174.176/29 ip4:217.14.162.2/32 ip4:217.14.171.66/32 ip4:217.14.171.67/32 ip4:217.14.171.70/32 ip4:213.133.104.77/32 ip4:217.14.174.165/32 include:spf.vema-eg.de -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]

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
  • SPFv=spf1 a mx include:spf.protection.outlook.com include:marketing.dynamics.com include:secureserver.net ip4:217.14.174.160/28 ip4:217.14.174.176/29 ip4:217.14.162.2/32 ip4:217.14.171.66/32 ip4:217.14.171.67/32 ip4:217.14.171.70/32 ip4:213.133.104.77/32 ip4:217.14.174.165/32 include:spf.vema-eg.de -all
  • vema-extranet=8e6b48e2-321d-4d48-9fd3-f4bce92d990b
  • MS=ms70534873
  • OFp/di6Kk41QB4aXh/DyynkjlgLWcuJri/7gQJ1TVN+CLFClIsPApLSJQHu+Y7zApCw6YEjTF3KHH1h5jQ7LKQ==
  • d365mktkey=1ls6vqlfcxupq9udhfyjqn77f
Free · No signup required
Add email validation to your forms

Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.

<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site · Customize →
See demo & docs
Deep verification
Full email verification for katag.net

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits