Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
katuk.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 09:51:03 UTC · ↺ Refresh
MX Hostnames
- blazescreen.blazenetworks.co.uk
- katuk-co-uk.mail.protection.outlook.com
MX Priorities
- katuk-co-uk.mail.protection.outlook.com: 20
- blazescreen.blazenetworks.co.uk: 10
A / AAAA Records
- 141.193.213.20
Mail Server IPs
- 52.101.68.21 ↩ mail-db4pr02cu00205.inbound.protection.outlook.com
- 52.101.68.18 ↩ mail-db4pr02cu00302.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::b ↩ mail-dbbpr03cu00103.inbound.protection.outlook.com
- 188.227.240.68 ↩ blazescreen.blazenetworks.co.uk
- 188.227.240.69 ↩ blazescreen.blazenetworks.co.uk
- 188.227.240.70
- 188.227.240.67
SOA Record
Raw SOA
ns1-04.azure-dns.com domains.blazenetworks.co.uk 1328205419 10800 3600 604800 38400
Primary NS (mname)
ns1-04.azure-dns.com
Admin Email (rname)
domains@blazenetworks.co.uk
Serial
1328205419
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
38400s
Nameservers (NS)
ns1-04.azure-dns.com
ns2-04.azure-dns.net
ns3-04.azure-dns.org
ns4-04.azure-dns.info
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:unifiedemail.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
1 record- SPFv=spf1 include:spf.protection.outlook.com include:unifiedemail.net -all
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