Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tsp.co
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 17:42:04 UTC · ↺ Refresh
MX Hostnames
- tsp-co.mail.protection.outlook.com
MX Priorities
- tsp-co.mail.protection.outlook.com: 10
A / AAAA Records
- 160.153.251.96 ↩ 96.251.153.160.host.secureserver.net
Mail Server IPs
- 52.101.73.22 ↩ mail-am7pr05cu00106.inbound.protection.outlook.com
- 52.101.73.16 ↩ mail-as2pr05cu00100.inbound.protection.outlook.com
- 52.101.68.39 ↩ mail-db7pr03cu00607.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca09::e ↩ mail-am7pr05cu00206.inbound.protection.outlook.com
- 2a01:111:f403:ca04::9 ↩ mail-db7pr03cu00601.inbound.protection.outlook.com
- 2a01:111:f403:ca04::6 ↩ mail-db4pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
ns0.ukfast.net support.ukfast.co.uk 2025063002 7200 3600 604800 100
Primary NS (mname)
ns0.ukfast.net
Admin Email (rname)
support@ukfast.co.uk
Serial
2025063002
Refresh
7200s
Retry
3600s
Expire
604800s
Minimum TTL
100s
Nameservers (NS)
ns0.ukfast.net
ns1.ukfast.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:spf.uk.exclaimer.net include:8565640.spf03.hubspotemail.net include:mail.zendesk.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
mail._domainkey
s1._domainkey
s2._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
5 records- brevo-code:f529e089ed90348ef1d54968bf9084bd
- MS=ms86964101
- SPFv=spf1 include:spf.protection.outlook.com include:spf.uk.exclaimer.net include:8565640.spf03.hubspotemail.net include:mail.zendesk.com -all
- canva-site-verification=2LI5wFdqy0Lh3XTDU4WS7A
- _xbxdhhkl3jac9p1lfz1m6xe5u9kru0t
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