3rqualityconstruction.com

Valid Email Server
Domain Lookup › 3rqualityconstruction.com
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
3rqualityconstruction.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-06-03 07:39:57 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

  • 3rqualityconstruction-com.mail.protection.outlook.com

MX Priorities

  • 3rqualityconstruction-com.mail.protection.outlook.com: 0

A / AAAA Records

  • 160.153.0.148 ↩ 148.0.153.160.host.secureserver.net

Mail Server IPs

  • 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
  • 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
  • 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
  • 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:c927:: ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com

SOA Record

Raw SOA ns01.domaincontrol.com dns.jomax.net 2026051805 28800 7200 604800 600
Primary NS (mname)
ns01.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2026051805
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s

Nameservers (NS)

ns02.domaincontrol.com
ns01.domaincontrol.com

SPF Record

✓ Strict (-all)
v=spf1 include:secureserver.net -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

6 records
  • ca3-3d39f095a71041aa9e37cf67071cb549
  • NETORGFT10368529.onmicrosoft.com
  • SPFv=spf1 include:secureserver.net -all
  • google-site-verification=KNbO9hUtUGERSUv0aQd7v1ceCVE0PVAqOshZpS6k7Rw
  • google-site-verification=n-kS1wJ-JGIi1jZvlu1vCb1Yajv6dgxS3x5quD22x8k
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 3rqualityconstruction.com

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

No credit card required
Get 1,000 Free Credits