Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
credibanco.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 03:51:47 UTC · ↺ Refresh
MX Hostnames
- credibanco-com.mail.protection.outlook.com
MX Priorities
- credibanco-com.mail.protection.outlook.com: 10
A / AAAA Records
- 144.126.250.183 (no PTR)
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.11.2 ↩ mail-sn1pr03cu00102.inbound.protection.outlook.com
- 52.101.40.6 ↩ mail-cy1pr03cu00106.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c922:: ↩ mail-bl0pr03cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c946::5 ↩ mail-ch4pr21cu00105.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.credibanco.com hostmaster.credibanco.com 2026031648 7200 5000 604800 10800
Primary NS (mname)
ns1.credibanco.com
Admin Email (rname)
hostmaster@credibanco.com
Serial
2026031648
Refresh
7200s
Retry
5000s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns2.credibanco.com
ns1.credibanco.com
SPF Record
✓ Strict (-all)
v=spf1 ip4:200.26.150.72/32 ip4:52.8.140.255/32 ip4:35.169.47.31/32 ip4:18.217.82.134/32 ip4:54.164.132.26/32 ip4:139.60.152.0/22 ip4:204.199.83.0/24 ip4:162.247.216.0/22 ip4:54.186.193.102/32 ip4:52.222.73.120/32 ip4:52.222.73.83/32 ip4:52.222.62.51/32 ip4:52.222.75.85/32 include:spf.protection.outlook.com include:_spf.questionpro.mx include:spfa.cpmails.com include:_spf.xcustomer360app.com include:spf1.masivapp.com include:_spf.us.sendclean.net -all
📊 DNS lookups: 7/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=100;fo=1;ri=86400;rua=mailto:[email protected];ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
dkim._domainkey
s1._domainkey
s2._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
15 records- 5Uyfzsm0oYnxhBN5QZWTmhHJfmS4dFEaE4ELAK3QHfY=
- _globalsign-domain-verification=eT-J55LztRbPIKgnKtFFKSozDikL4IrCeANKrbeIad
- 86f175ae-9be3-4ae6-b304-8aff058c8d7f
- Dynatrace-site-verification=f7e26cee-0b72-494b-b040-d691829870de__nhq9ukmsjc6r5qkrlkcoble08n
- _globalsign-domain-verification=2o5hfCfv7HA_Npfzijod87GxAHbOLbNYUR2cujtzsT
- cmvWs3yv9XLipBnd+QNoj7uY4C861bAolR55fFx8bvs=
- _globalsign-domain-verification=-bdThcHI4R--dMBEjbGPcVt9zEEj00LyQPJcrsx1VW
- _globalsign-domain-verification=KCbiBNrHthqSs6i8odjSieXVM4voqljsRd6HMd7-9-
- _globalsign-domain-verification=yKZXXIHf1bWl_J0c1Zzn1gW_Mu86MrD0E-q-s-E2b_
- _globalsign-domain-verification=X7xzTgfU904c-oV8DDfB8gc0yPh9-HcNt0bkRfljYW
- 7lpAVVvqrExxvBL3RYAS3Ue6esPw0NDNAGBEq0cXxUA=
- _globalsign-domain-verification=8cbsB99vTNdZitWv8OAZRpdclMXvTaunq7jIg3tTxH
- yeUm2Q2GqO1iokcSqyYCsLyU0PKtscvhHJF4j4dHVuN71WqhJWbVHSFjwsJH9LaIQbIZhZcob/oGQeyCNnDpMA==
- SPFv=spf1 ip4:200.26.150.72/32 ip4:52.8.140.255/32 ip4:35.169.47.31/32 ip4:18.217.82.134/32 ip4:54.164.132.26/32 ip4:139.60.152.0/22 ip4:204.199.83.0/24 ip4:162.247.216.0/22 ip4:54.186.193.102/32 ip4:52.222.73.120/32 ip4:52.222.73.83/32 ip4:52.222.62.51/32 ip4:52.222.75.85/32 include:spf.protection.outlook.com include:_spf.questionpro.mx include:spfa.cpmails.com include:_spf.xcustomer360app.com include:spf1.masivapp.com include:_spf.us.sendclean.net -all
- p1nSg5t+/n6RlFAplffokI6/aXJZVFmWrah+DsV6YmI=
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 credibanco.com
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits