cecbuenosaires.com.ar

Valid Email Server
Domain Lookup › cecbuenosaires.com.ar

Domain Overview

DNS: ✓ 5h ago Checker: ✓ 5h ago
cecbuenosaires.com.ar
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 14:36:59 UTC · ↺ Refresh

MX Hostnames

  • cecbuenosaires-com-ar.mail.protection.outlook.com

MX Priorities

  • cecbuenosaires-com-ar.mail.protection.outlook.com: 10

A / AAAA Records

  • 200.58.111.32 ↩ c151.dattaweb.com

Mail Server IPs

  • 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
  • 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
  • 52.101.11.15 ↩ mail-sa9pr02cu00207.inbound.protection.outlook.com
  • 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
  • 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:c92c::4 ↩ mail-dm6pr05cu00404.inbound.protection.outlook.com
  • 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
  • 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.cecbuenosaires.com.ar root.cecbuenosaires.com.ar 2023020130 28800 7200 2000000 86400
Primary NS (mname)
ns1.cecbuenosaires.com.ar
Admin Email (rname)
root@cecbuenosaires.com.ar
Serial
2023020130
Refresh
28800s
Retry
7200s
Expire
2000000s
Minimum TTL
86400s

Nameservers (NS)

a1-101.akam.net
a10-64.akam.net
a9-65.akam.net
a5-66.akam.net
a18-65.akam.net
a28-67.akam.net

SPF Record

✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement

DMARC Record

✗ Missing

No DMARC record — emails cannot be rejected on auth failure.

DKIM Selectors

✗ None detected

No DKIM records found for common selectors — your provider may use a custom selector name.

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

2 records
  • google-site-verification=Ns1gUEtiGNg2sqpu1xgZJRqPOtZ2mTf9rEqTtNcbjUA
  • SPFv=spf1 include:spf.protection.outlook.com -all
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 cecbuenosaires.com.ar

SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.

No credit card required
Get 1,000 Free Credits