Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atento.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 19:30:06 UTC · ↺ Refresh
MX Hostnames
- atento-com-br.mail.protection.outlook.com
MX Priorities
- atento-com-br.mail.protection.outlook.com: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.40.0 ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c931::1 ↩ mail-sa9pr03cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
SOA Record
Raw SOA
bonnie.ns.cloudflare.com dns.cloudflare.com 2399962982 10000 2400 604800 1800
Primary NS (mname)
bonnie.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399962982
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
jerome.ns.cloudflare.com
bonnie.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spfa.atento.com.br include:spfb.atento.com.br include:spfc.atento.com.br include:spf.protection.outlook.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected],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],mailto:[email protected]
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
default._domainkey
s1._domainkey
s2._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
3 records- DZC=DZC include:DZC.atento.com.br
- jnCSja8Uhuz90O/HSbr1zD+YNjJ4OZRbltp3Ag3waqbthahN5c9gvW4YQ9KqrfpA9oap5zS1BhSJa0cK/eevZA==
- SPFv=spf1 include:spfa.atento.com.br include:spfb.atento.com.br include:spfc.atento.com.br 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 atento.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits