Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
whiteknightplumber.net
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-02 08:42:24 UTC · ↺ Refresh
MX Hostnames
- mail.whiteknightplumber.net
MX Priorities
- mail.whiteknightplumber.net: 0
A / AAAA Records
- 144.208.67.164 ↩ vps39546.servconfig.com
Mail Server IPs
- 144.208.67.164 ↩ vps39546.servconfig.com
SOA Record
Raw SOA
ns1.ihsltdonline.com jschwartz.itsupportltd.com 2026030301 86400 7200 3600000 86400
Primary NS (mname)
ns1.ihsltdonline.com
Admin Email (rname)
jschwartz@itsupportltd.com
Serial
2026030301
Refresh
86400s
Retry
7200s
Expire
3600000s
Minimum TTL
86400s
Nameservers (NS)
ns2.ihsltdonline.com
ns1.ihsltdonline.com
SPF Record
✓ Soft Fail (~all)
v=spf1 ip4:144.208.67.164 +mx +a ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
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
1 record- SPFv=spf1 ip4:144.208.67.164 +mx +a ~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 whiteknightplumber.net
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits