Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
greenslades.biz
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 12:04:14 UTC · ↺ Refresh
MX Hostnames
- mail.greenslades.biz
MX Priorities
- mail.greenslades.biz: 10
A / AAAA Records
- 217.199.187.192 ↩ web192.extendcp.co.uk
Mail Server IPs
- 79.170.40.148 ↩ mail148.extendcp.co.uk
SOA Record
Raw SOA
ns.mainnameserver.com hostmaster.mainnameserver.com 2025041534 10800 600 2419200 3600
Primary NS (mname)
ns.mainnameserver.com
Admin Email (rname)
hostmaster@mainnameserver.com
Serial
2025041534
Refresh
10800s
Retry
600s
Expire
2419200s
Minimum TTL
3600s
Nameservers (NS)
ns2.mainnameserver.com
ns.mainnameserver.com
SPF Record
✓ Strict (-all)
v=spf1 include:soverin.net include:secureserver.net exists:%{i}.mta.spf.extendcp.co.uk exists:%{i}.web.spf.extendcp.co.uk a:maillists.extendcp.co.uk -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo 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
2 records- SPFv=spf1 include:soverin.net include:secureserver.net exists:%{i}.mta.spf.extendcp.co.uk exists:%{i}.web.spf.extendcp.co.uk a:maillists.extendcp.co.uk -all
- jauifibnbm80kr6mjlnn68bg8o
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 greenslades.biz
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits