jmills-contractors.co.uk

Valid Email Server
Domain Lookup › jmills-contractors.co.uk

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
jmills-contractors.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-03-18 10:17:13 UTC · ↺ Refresh

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MX Hostnames

  • jmillscontractors-co-uk01e.mail.protection.outlook.com

MX Priorities

  • jmillscontractors-co-uk01e.mail.protection.outlook.com: 1

A / AAAA Records

  • 35.214.30.153 ↩ 153.30.214.35.bc.googleusercontent.com

Mail Server IPs

  • 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
  • 52.101.68.10 ↩ mail-dbbpr03cu00102.inbound.protection.outlook.com
  • 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
  • 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::c ↩ mail-as8pr05cu00304.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::2 ↩ mail-du2pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com

SOA Record

Raw SOA unamuno.zen.co.uk netman.zen.co.uk 2022060914 1200 3600 604800 86400
Primary NS (mname)
unamuno.zen.co.uk
Admin Email (rname)
netman@zen.co.uk
Serial
2022060914
Refresh
1200s
Retry
3600s
Expire
604800s
Minimum TTL
86400s

Nameservers (NS)

ns0.zen.co.uk
ns1.zen.co.uk

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com ip4:77.104.130.159 ip4:82.70.113.94 ip4:77.104.151.157 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

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

3 records
  • SPFv=spf1 include:spf.protection.outlook.com ip4:77.104.130.159 ip4:82.70.113.94 ip4:77.104.151.157 -all
  • google-site-verification=MZt7-BffvvzLwrZDkP_exSAWANvYINQoCbT5IMs6Txk
  • MS=ms68398575
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