Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
creighton.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 07:27:13 UTC · ↺ Refresh
MX Hostnames
- creighton-co-uk.mail.protection.outlook.com
MX Priorities
- creighton-co-uk.mail.protection.outlook.com: 5
A / AAAA Records
- 45.77.88.98 ↩ 45.77.88.98.vultrusercontent.com
Mail Server IPs
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.1 ↩ mail-am3pr04cu00501.inbound.protection.outlook.com
- 52.101.68.15 ↩ mail-db6pr03cu00107.inbound.protection.outlook.com
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca04::f ↩ mail-db7pr03cu00507.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.zen.co.uk netman.zen.co.uk 2020032642 2400 3600 604800 3600
Primary NS (mname)
ns0.zen.co.uk
Admin Email (rname)
netman@zen.co.uk
Serial
2020032642
Refresh
2400s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns0.zen.co.uk
ns1.zen.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf-uk.emailsignatures365.com ip4:82.196.237.108 include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; sp=quarantine; aspf=s;
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
6 records- bdmih4s9rqa1v4ecmoubjasr3l
- SPFv=spf1 include:spf-uk.emailsignatures365.com ip4:82.196.237.108 include:spf.protection.outlook.com -all
- 0ed1fe018a85b4b0c04199440bb73342303096a102
- 45lkfrn12e5d6ce24q1sc2r566
- os6ugj38j140ae4jk6ubcgb263
- 7qfnrf86grfqngam7h0kh6bjfn
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