Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tecso.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-01 20:43:14 UTC · ↺ Refresh
MX Hostnames
- tecso-com-mx.mail.protection.outlook.com
MX Priorities
- tecso-com-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 162.210.96.123 (no PTR)
Mail Server IPs
- 52.101.11.19 ↩ mail-sa9pr04cu00203.inbound.protection.outlook.com
- 52.101.9.0 ↩ mail-bl2pr02cu00100.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f90f::1 ↩ mail-sa9pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.dnsexit.com admin.netdorm.com 2000060701 86000 180000 1814400 1200
Primary NS (mname)
ns1.dnsexit.com
Admin Email (rname)
admin@netdorm.com
Serial
2000060701
Refresh
86000s
Retry
180000s
Expire
1814400s
Minimum TTL
1200s
Nameservers (NS)
ns1.dnsexit.com
ns4.dnsexit.com
ns3.dnsexit.com
ns2.dnsexit.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=quarantine; fo=1; ri=3600; rua=mailto:[email protected]; ruf=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
↳ Subdomain policy: quarantine
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ 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- MS=ms57781087
- SPFv=spf1 include:spf.protection.outlook.com -all
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