Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
gmplumbing.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-28 10:45:28 UTC · ↺ Refresh
MX Hostnames
- gmplumbing-net.mx2.arsmtp.com
- gmplumbing-net.mx1.arsmtp.com
MX Priorities
- gmplumbing-net.mx2.arsmtp.com: 20
- gmplumbing-net.mx1.arsmtp.com: 10
A / AAAA Records
- 162.159.134.42 (no PTR)
Mail Server IPs
- 8.19.118.209 ↩ server297.appriver.com
- 8.31.233.232 ↩ server296.appriver.com
SOA Record
Raw SOA
dns101.register.com root\@register.com 124111509 10800 3600 604800 3600
Primary NS (mname)
dns101.register.com
Admin Email (rname)
root\@register@com
Serial
124111509
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
dns102.register.com
dns101.register.com
SPF Record
✓ Strict (-all)
v=spf1 include:edgepilot.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; fo=1
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- ca3-251ff61b313040d7a099101ba2ce19f9
- SPFv=spf1 include:edgepilot.com include:spf.protection.outlook.com -all
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 gmplumbing.net
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits