crcoimbra.pt

Valid Email Server
Domain Lookup › crcoimbra.pt

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
crcoimbra.pt
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-24 08:43:20 UTC · ↺ Refresh

MX Hostnames

  • crcoimbra-pt.mail.protection.outlook.com

MX Priorities

  • crcoimbra-pt.mail.protection.outlook.com: 0

A / AAAA Records

  • 94.126.169.59 ↩ cpanel09-59.dnscpanel.com

Mail Server IPs

  • 52.101.68.36 ↩ mail-db5pr02cu00104.inbound.protection.outlook.com
  • 52.101.68.27 ↩ mail-db7pr03cu00503.inbound.protection.outlook.com
  • 52.101.73.4 ↩ mail-am0pr83cu00404.inbound.protection.outlook.com
  • 52.101.73.153 ↩ mail-as8pr05cu00401.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::f ↩ mail-am7pr05cu00307.inbound.protection.outlook.com
  • 2a01:111:f403:ca04::8 ↩ mail-db5pr02cu00100.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::1 ↩ mail-as9pr07cu00301.inbound.protection.outlook.com
  • 2a01:111:f403:ca09::9 ↩ mail-as8pr04cu00801.inbound.protection.outlook.com

SOA Record

Raw SOA ns1.dnscpanel.com tech.dominios.pt 2026031301 3600 7200 1209600 86400
Primary NS (mname)
ns1.dnscpanel.com
Admin Email (rname)
tech@dominios.pt
Serial
2026031301
Refresh
3600s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s

Nameservers (NS)

ns1.dnscpanel.com
ns2.dnscpanel.com

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

✓ 3 found
selector1._domainkey
selector2._domainkey
default._domainkey
✓ Public key: 392 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

2 records
  • SPFv=spf1 include:spf.protection.outlook.com -all
  • MS=B8141CBE1D980A081908FE141DE9A9E40EFFE993
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 crcoimbra.pt

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

No credit card required
Get 1,000 Free Credits