Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ltendo.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-19 04:35:32 UTC · ↺ Refresh
MX Hostnames
- ltendo-com.mail.protection.outlook.com
MX Priorities
- ltendo-com.mail.protection.outlook.com: 0
A / AAAA Records
- 50.28.59.3 ↩ server.dfserver2.com
Mail Server IPs
- 52.101.9.12 ↩ mail-bl0pr05cu00504.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.9.21 ↩ mail-bl2pr04cu00205.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.dfserver2.com devnull.sourcedns.com 2026031901 3600 7200 1209600 86400
Primary NS (mname)
ns1.dfserver2.com
Admin Email (rname)
devnull@sourcedns.com
Serial
2026031901
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns2.dfserver2.com
ns1.dfserver2.com
SPF Record
✓ Soft Fail (~all)
v=spf1 +a +mx ip4:50.28.59.3 +ip4:173.248.187.106 include:spf.protection.outlook.com +include:sendgrid.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 3 found
selector1._domainkey
selector2._domainkey
default._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
2 records- SPFv=spf1 +a +mx ip4:50.28.59.3 +ip4:173.248.187.106 include:spf.protection.outlook.com +include:sendgrid.net ~all
- MS=ms91415671
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