Domain Overview
DNS: ✓ 21h ago
Checker: ✓ 21h ago
universalplumbers.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-10-10 09:52:06 UTC · ↺ Refresh
MX Hostnames
- universalplumbers-com.mail.protection.outlook.com
MX Priorities
- universalplumbers-com.mail.protection.outlook.com: 0
A / AAAA Records
- 192.254.226.68 ↩ matheroo.com
Mail Server IPs
- 52.101.41.21 ↩ mail-sj2pr05cu00305.inbound.protection.outlook.com
- 52.101.60.188 ↩ mail-bn0pr04cu01004.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.40.56 ↩ mail-cy7pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c936::1 ↩ mail-cy4pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c922::6 ↩ mail-bl2pr02cu00506.inbound.protection.outlook.com
SOA Record
Raw SOA
hgns1.hostgator.com root.gator4453.hostgator.com 2025041800 86400 7200 3600000 300
Primary NS (mname)
hgns1.hostgator.com
Admin Email (rname)
root@gator4453.hostgator.com
Serial
2025041800
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
300s
Nameservers (NS)
hgns1.hostgator.com
hgns2.hostgator.com
SPF Record
✓ Strict (-all)
v=spf1 include:secureserver.net -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:secureserver.net -all
- NETORGFT7771719.onmicrosoft.com
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 universalplumbers.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits