Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
comunicacionnumerica.com.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-21 23:29:57 UTC · ↺ Refresh
MX Hostnames
- comunicacionnumerica-com-mx.mail.protection.outlook.com
MX Priorities
- comunicacionnumerica-com-mx.mail.protection.outlook.com: 0
A / AAAA Records
- 5.161.110.36 ↩ static.36.110.161.5.clients.your-server.de
Mail Server IPs
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.50.1 ↩ mail-co1pr05cu00401.inbound.protection.outlook.com
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:c801::1 ↩ mail-sn1pr0501cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c91d::a ↩ mail-co1pr21cu00202.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns77.domaincontrol.com dns.jomax.net 2024050600 28800 7200 604800 600
Primary NS (mname)
ns77.domaincontrol.com
Admin Email (rname)
dns@jomax.net
Serial
2024050600
Refresh
28800s
Retry
7200s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns77.domaincontrol.com
ns78.domaincontrol.com
SPF Record
✓ Strict (-all)
v=spf1 include:secureserver.net include:_spf.google.com include:spfa.mailendo.com -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]!10m; ruf=mailto:[email protected]!10m; rf=afrf; pct=100; ri=86400
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]!10m
↳ Subdomain policy: none
DKIM Selectors
✓ 2 found
mail._domainkey
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: mail
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
5 records- SPFv=spf1 include:secureserver.net include:_spf.google.com include:spfa.mailendo.com -all
- google-site-verification=B0bfHjjn-baZ5MTzXHJyKMHFcTn7FLvVG4G362ZRXUA
- Sendinblue-code:9797ed89a99f374631f71076c08e36ec
- MS=ms78809758
- google-site-verification=C-cQOas4rrV_4WTs-VlFufFg8u699bbAewWXBEBEcm8
Free · No signup required
Add email validation to your forms
Block disposable emails, validate MX records, detect role accounts — unlimited, forever free.
<script src="https://check.verifyswift.com/"></script>
One line of code · Works on any site
See demo & docs
Deep verification
Full email verification for comunicacionnumerica.com.mx
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits