jackross.co.uk

Valid Email Server
Domain Lookup › jackross.co.uk

Domain Overview

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

Checked via [email protected] · 2026-03-24 18:34:14 UTC · ↺ Refresh

MX Hostnames

  • jackross-co-uk.mail.protection.outlook.com

MX Priorities

  • jackross-co-uk.mail.protection.outlook.com: 10

A / AAAA Records

  • 79.170.44.146 ↩ web146.extendcp.co.uk

Mail Server IPs

  • 52.101.73.11 ↩ mail-am1pr04cu00103.inbound.protection.outlook.com
  • 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
  • 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
  • 52.101.68.32 ↩ mail-db3pr0202cu00200.inbound.protection.outlook.com
  • 2a01:111:f403:ca04:: ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com

SOA Record

Raw SOA ns.mainnameserver.com hostmaster.mainnameserver.com 2025092558 10800 600 2419200 3600
Primary NS (mname)
ns.mainnameserver.com
Admin Email (rname)
hostmaster@mainnameserver.com
Serial
2025092558
Refresh
10800s
Retry
600s
Expire
2419200s
Minimum TTL
3600s

Nameservers (NS)

ns.mainnameserver.com
ns2.mainnameserver.com

SPF Record

✓ Strict (-all)
v=spf1 mx a ip4:137.220.118.116 ip4:84.18.207.67 include:eu.mailgun.org include:spf.protection.outlook.com include:soverin.net -all
📊 DNS lookups: 5/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ p=none
v=DMARC1; p=none; ruf=mailto:[email protected]; fo=s; aspf=s;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict · DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)

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

4 records
  • MS=ms31691546
  • SPFv=spf1 mx a ip4:137.220.118.116 ip4:84.18.207.67 include:eu.mailgun.org include:spf.protection.outlook.com include:soverin.net -all
  • google-site-verification=3aV7fy2z1WDPcv7r07sAT-Au03Ou2VIpGk83LaFvqG0
  • google-site-verification=w9aCmw87VvnEFfUf99jx7II61wy6A5y5ISOYQcXy72o
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