Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
sai.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-22 03:09:22 UTC · ↺ Refresh
MX Hostnames
- sai-com-mx.mail.protection.outlook.com
MX Priorities
- sai-com-mx.mail.protection.outlook.com: 5
A / AAAA Records
- 46.202.192.141 (no PTR)
Mail Server IPs
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f913::1 ↩ mail-cy5pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c902::14 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
dns.mcmtelecom.com.mx dnsmaster.mcmtelecom.com.mx 2026031702 3600 600 604800 86400
Primary NS (mname)
dns.mcmtelecom.com.mx
Admin Email (rname)
dnsmaster@mcmtelecom.com.mx
Serial
2026031702
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
dns2.mcm.net.mx
dns.mcmtelecom.com.mx
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1
~ 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
3 records- google-site-verification=QmPr1RBhRRyXGp2HYEhRMdRFuEZWry0trfJ6aPHvWPI
- MS=ms33498117
- SPFv=spf1 include:spf.protection.outlook.com -all
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