grec.co.uk

Valid Email Server
Domain Lookup › grec.co.uk

Domain Overview

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

Checked via [email protected] · 2026-03-30 19:29:09 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

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

A / AAAA Records

  • 92.222.139.190 ↩ cluster028.hosting.ovh.net
  • 2001:41d0:301:3::28 (no PTR)

Mail Server IPs

  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
  • 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
  • 52.101.68.0 ↩ mail-db3pr0202cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::e ↩ mail-db8pr02cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::d ↩ mail-db6pr03cu00105.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.meganameservers.eu postmaster.meganameservers.eu 2020071612 86400 86400 3600000 86400
Primary NS (mname)
ns1.meganameservers.eu
Admin Email (rname)
postmaster@meganameservers.eu
Serial
2020071612
Refresh
86400s
Retry
86400s
Expire
3600000s
Minimum TTL
86400s

Nameservers (NS)

ns3.meganameservers.eu
ns1.meganameservers.eu
ns2.meganameservers.eu

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -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

✗ 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
  • 7PWUsygigtqr+IOEErdY6g
  • SPFv=spf1 include:spf.protection.outlook.com -all
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