sibleypares.co.uk

Valid Email Server
Domain Lookup › sibleypares.co.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
sibleypares.co.uk
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-23 05:40:15 UTC · ↺ Refresh

MX Hostnames

  • mailguard1.jjsystems.co.uk
  • mailguard2.jjsystems.co.uk

MX Priorities

  • mailguard1.jjsystems.co.uk: 5
  • mailguard2.jjsystems.co.uk: 5

A / AAAA Records

  • 185.151.30.144 ↩ 185-151-30-144.ptr4.stackcp.net

Mail Server IPs

  • 3.11.173.159 ↩ mailguard1.jjsystems.co.uk
  • 35.177.155.211 ↩ mailguard2.jjsystems.co.uk

SOA Record

Raw SOA ns1.jjsystems.co.uk hostmaster.jjsystems.co.uk 1752709281 3600 600 604800 86400
Primary NS (mname)
ns1.jjsystems.co.uk
Admin Email (rname)
hostmaster@jjsystems.co.uk
Serial
1752709281
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns3.jjsystems.co.uk
ns4.jjsystems.co.uk
ns2.jjsystems.co.uk
ns1.jjsystems.co.uk

SPF Record

✓ Strict (-all)
v=spf1 ip4:82.145.41.43 ip4:79.171.34.78 ip4:78.136.38.140 include:_spf.jjsystems.co.uk include:mail.evolutive.co.uk include:spf.protection.outlook.com include:spf.UK.exclaimer.net include:mailgun.org -all
📊 DNS lookups: 5/10
✓ 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

2 records
  • SPFv=spf1 ip4:82.145.41.43 ip4:79.171.34.78 ip4:78.136.38.140 include:_spf.jjsystems.co.uk include:mail.evolutive.co.uk include:spf.protection.outlook.com include:spf.UK.exclaimer.net include:mailgun.org -all
  • MS=ms33007285
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