Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tpos.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-24 01:24:25 UTC · ↺ Refresh
MX Hostnames
- tpos-co-uk.mail.protection.outlook.com
MX Priorities
- tpos-co-uk.mail.protection.outlook.com: 10
A / AAAA Records
- 185.151.30.122 ↩ 185-151-30-122.ptr4.stackcp.net
- 2a07:7800::122 (no PTR)
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.19 ↩ mail-as8pr04cu00803.inbound.protection.outlook.com
- 52.101.73.8 ↩ mail-am0pr04cu00500.inbound.protection.outlook.com
- 52.101.68.29 ↩ mail-dbapr03cu00105.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
- 2a01:111:f403:ca09::7 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 2a01:111:f403:ca04::10 ↩ mail-dbapr03cu00100.inbound.protection.outlook.com
- 2a01:111:f403:ca04::4 ↩ mail-db4pr02cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.stackdns.com hostmaster.stackdns.com 1772794982 1800 900 1209600 300
Primary NS (mname)
ns1.stackdns.com
Admin Email (rname)
hostmaster@stackdns.com
Serial
1772794982
Refresh
1800s
Retry
900s
Expire
1209600s
Minimum TTL
300s
Nameservers (NS)
ns4.stackdns.com
ns3.stackdns.com
ns1.stackdns.com
ns2.stackdns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.stackmail.com ip4:35.176.113.116 ip4:35.177.57.135 include:spf.protection.outlook.com include:apteancloud.com include:eu.zcsend.net include:spf.exclaimer.net a mx -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;sp=quarantine;pct=100;adkim=r;aspf=r;rua=mailto:[email protected];ruf=mailto:[email protected];ri=86400;fo=1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
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
9 records- _globalsign-domain-verification=_xEpo8iw9xZqtQcgFBn6KgJfZehIBeFLKVRZCX5kVv
- 1j7ro7ut4sci41g5q5qoc9l406
- SPFv=spf1 include:spf.stackmail.com ip4:35.176.113.116 ip4:35.177.57.135 include:spf.protection.outlook.com include:apteancloud.com include:eu.zcsend.net include:spf.exclaimer.net a mx -all
- google-site-verification=8PuAy-p4CqU5iToIAtwtf4qjwSFw8PKgFZIWkdnHGLM
- hs3ftgo7j61am9p7i9bhb75q0s
- MS=A829983CE87C285FD9CEB65916C65D67F92D64FC
- _v1nr3ay1knss5edqvooe1lnmbv9geqj
- google-site-verification=MSqpntsE1J9OHRpYiVtbMWYlxwaFIaRoclQUpSFvWpg
- MS=ms11775067
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