guildfordspectrum.co.uk

Valid Email Server
Domain Lookup › guildfordspectrum.co.uk

Domain Overview

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

Checked via [email protected] · 2026-03-23 15:45:29 UTC · ↺ Refresh

MX Hostnames

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

MX Priorities

  • guildfordspectrum-co-uk.mail.protection.outlook.com: 0

A / AAAA Records

  • 80.249.102.105 ↩ ip102-105.thdo.ncuk.net

Mail Server IPs

  • 52.101.68.8 ↩ mail-du0pr03cu00100.inbound.protection.outlook.com
  • 52.101.73.24 ↩ mail-as8pr05cu00300.inbound.protection.outlook.com
  • 52.101.73.30 ↩ mail-am7pr05cu00306.inbound.protection.outlook.com
  • 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::3 ↩ mail-am6pr04cu00303.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::6 ↩ mail-am4pr0401cu00106.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com

SOA Record

Raw SOA ns0.dnsmadeeasy.com dns.dnsmadeeasy.com 2008010220 43200 3600 1209600 180
Primary NS (mname)
ns0.dnsmadeeasy.com
Admin Email (rname)
dns@dnsmadeeasy.com
Serial
2008010220
Refresh
43200s
Retry
3600s
Expire
1209600s
Minimum TTL
180s

Nameservers (NS)

ns2.dnsmadeeasy.com
ns3.dnsmadeeasy.com
ns0.dnsmadeeasy.com
ns4.dnsmadeeasy.com
ns1.dnsmadeeasy.com

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

✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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

5 records
  • MS=ms95469345
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • 0ed1fe018af22c4258613a43c6bc2c9ccab4bc86ed
  • ED7S3xS2pVE5cNYyGipnUFsG0PubmYfGnKS9kVg05D8WtZ8K7CpM6rdR/Y8piYrPlcJMz7aEzSivACHYnCwmMQ==
  • google-site-verification=iQuKkYLj3YymXISExWJ4dlEHBN3g3P5KtyfGe-xnhj0
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