Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
delta-t.co.uk
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 13:14:03 UTC · ↺ Refresh
MX Hostnames
- deltat-co-uk01c.mail.protection.outlook.com
MX Priorities
- deltat-co-uk01c.mail.protection.outlook.com: 100
A / AAAA Records
- 178.62.32.14 (no PTR)
Mail Server IPs
- 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
- 52.101.73.15 ↩ mail-am9pr04cu00107.inbound.protection.outlook.com
- 52.101.73.28 ↩ mail-am7pr05cu00204.inbound.protection.outlook.com
- 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
- 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
- 2a01:111:f403:ca09::2 ↩ mail-am0pr83cu00402.inbound.protection.outlook.com
- 2a01:111:f403:ca04::a ↩ mail-du0pr03cu00102.inbound.protection.outlook.com
- 2a01:111:f403:ca09:: ↩ mail-am3pr04cu00500.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.yoursrs.com hostmaster.delta-t.co.uk 2025110300 16384 2048 1209600 86400
Primary NS (mname)
ns1.yoursrs.com
Admin Email (rname)
hostmaster@delta-t.co.uk
Serial
2025110300
Refresh
16384s
Retry
2048s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns1.yoursrs.com
ns2.yoursrs.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:212.159.52.105 ip4:82.33.252.186 ip4:84.92.84.63 ip4:93.113.110.116 include:spf.protection.outlook.com include:spf.uk.exclaimer.net -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
6 records- YAWkPOXNM1mZkhC0eZw9o1ehmik8/l9P7YsUZLl/7yH4grHuT9sb1GK45f6xSPQzYGFhqA4OEX5ANjXwiGCzgw==
- f6g9etad1te4kiljdtj2df6v7a
- SPFv=spf1 ip4:212.159.52.105 ip4:82.33.252.186 ip4:84.92.84.63 ip4:93.113.110.116 include:spf.protection.outlook.com include:spf.uk.exclaimer.net -all
- MS=ms83780481
- hmak4qehbjqk3bdpa0dhshlima
- b9c3tb0dlgmdkvpu7bem85q531
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