zubiclaw.com

Valid Email Server
Domain Lookup › zubiclaw.com

Domain Overview

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

Checked via [email protected] · 2026-03-26 05:59:44 UTC · ↺ Refresh

MX Hostnames

  • zubiclaw-com.mail.protection.outlook.com

MX Priorities

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

A / AAAA Records

  • 198.202.211.1 (no PTR)

Mail Server IPs

  • 52.101.190.1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
  • 52.101.190.3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
  • 52.101.192.0 ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
  • 52.101.192.1 ↩ mail-yqzpr01cu01001.inbound.protection.outlook.com
  • 2a01:111:f403:c942::3 ↩ mail-yt6pr01cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:c944:: ↩ mail-yqzpr01cu00900.inbound.protection.outlook.com
  • 2a01:111:f403:c942::1 ↩ mail-yt3pr01cu00701.inbound.protection.outlook.com
  • 2a01:111:f403:c942::2 ↩ mail-yt3pr01cu00602.inbound.protection.outlook.com

SOA Record

Raw SOA ns49.domaincontrol.com dns.jomax.net 2025110303 28800 7200 604800 600
Primary NS (mname)
ns49.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2025110303
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns50.domaincontrol.com
ns49.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

✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1

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

All TXT Records

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • google-site-verification=ORSvEeEryJZS6OtmBH0aG2Os67S8viOUIN7SmgZGVfw
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
See demo & docs
Deep verification
Full email verification for zubiclaw.com

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

No credit card required
Get 1,000 Free Credits