Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
lett.digital
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 12:08:28 UTC · ↺ Refresh
MX Hostnames
- lett-digital.mail.protection.outlook.com
MX Priorities
- lett-digital.mail.protection.outlook.com: 0
A / AAAA Records
- 162.159.136.54 (no PTR)
Mail Server IPs
- 52.101.11.10 ↩ mail-sa9pr03cu00202.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.10.16 ↩ mail-bn6pr21cu00500.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1956.awsdns-52.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1956.awsdns-52.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1191.awsdns-20.org
ns-1956.awsdns-52.co.uk
ns-463.awsdns-57.com
ns-855.awsdns-42.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:_spf.google.com include:mail.zendesk.com include:sendgrid.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
2 records- SPFv=spf1 include:_spf.google.com include:mail.zendesk.com include:sendgrid.net include:spf.protection.outlook.com ~all
- MS=66D394B5E8593159CA6000409B34677F0EA6F9C5
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