grcomputers.co.uk

Valid Email Server
Domain Lookup › grcomputers.co.uk

Domain Overview

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

Checked via [email protected] · 2026-03-20 23:27:58 UTC · ↺ Refresh

MX Hostnames

  • mx4.mailpod15-cph3.g1i.one.com
  • mx3.mailpod15-cph3.g1i.one.com
  • mx1.mailpod15-cph3.g1i.one.com
  • mx2.mailpod15-cph3.g1i.one.com

MX Priorities

  • mx1.mailpod15-cph3.g1i.one.com: 10
  • mx2.mailpod15-cph3.g1i.one.com: 10
  • mx4.mailpod15-cph3.g1i.one.com: 10
  • mx3.mailpod15-cph3.g1i.one.com: 10

A / AAAA Records

  • 46.30.213.148 ↩ webcluster1.webpod14-cph3.one.com
  • 2a02:2350:5:10c:a7:288d:5fa1:2f68 (no PTR)

Mail Server IPs

  • 104.37.35.36 ↩ mx1.mailpod15-cph3.g1i.one.com
  • 104.37.35.37 ↩ mx2.mailpod15-cph3.g1i.one.com
  • 104.37.35.39 ↩ mx4.mailpod15-cph3.g1i.one.com
  • 104.37.35.38 ↩ mx3.mailpod15-cph3.g1i.one.com

SOA Record

Raw SOA ns01.one.com hostmaster.one.com 2026030901 14400 3600 1209600 600
Primary NS (mname)
ns01.one.com
Admin Email (rname)
hostmaster@one.com
Serial
2026030901
Refresh
14400s
Retry
3600s
Expire
1209600s
Minimum TTL
600s

Nameservers (NS)

ns02.one.com
ns01.one.com

SPF Record

✗ Missing

No SPF record — domain is unprotected against spoofing.

⚠ No SPF record found. Email servers cannot verify authorized senders.

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

1 record
  • B5l30EYb-JR4H8Aj3kEB6XM6rsYmhXzvjwz8U-PhdBQ
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