Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
tecnm.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-30 11:53:05 UTC · ↺ Refresh
MX Hostnames
- tecnm-mx.mail.protection.outlook.com
MX Priorities
- tecnm-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 52.147.201.10 (no PTR)
Mail Server IPs
- 52.101.41.24 ↩ mail-sj0pr03cu01600.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f90a::1 ↩ mail-bn8pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c946::2 ↩ mail-ch4pr04cu00102.inbound.protection.outlook.com
- 2a01:111:f403:c802:: ↩ mail-cy4pr03cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-08.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-08.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-08.azure-dns.org
ns4-08.azure-dns.info
ns1-08.azure-dns.com
ns2-08.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.mailersend.net include:spf.mailjet.com include:spf.protection.outlook.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=r; aspf=r
~ 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
4 records- p7ii0j68me2u08tae83rf4vt45
- 762s8znlrsxrt3m1m2nc6fp1s2xbl3bw
- SPFv=spf1 include:_spf.mailersend.net include:spf.mailjet.com include:spf.protection.outlook.com -all
- google-site-verification=LLLXbrZE9pUeJSeFJWkuSUYlwg9Xllk5mksiHq0Dxok
Full email verification for tecnm.mx
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