Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
belenus.com.br
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 03:51:14 UTC · ↺ Refresh
MX Hostnames
- mx.mailcorp.com.br
MX Priorities
- mx.mailcorp.com.br: 10
A / AAAA Records
- 34.96.70.214 ↩ 214.70.96.34.bc.googleusercontent.com
Mail Server IPs
- 168.0.133.10 ↩ mx-ha.skymail.net.br
SOA Record
Raw SOA
dns1.ctitech.net.br postmaster.ctitech.net.br 2026011201 28800 3600 604800 300
Primary NS (mname)
dns1.ctitech.net.br
Admin Email (rname)
postmaster@ctitech.net.br
Serial
2026011201
Refresh
28800s
Retry
3600s
Expire
604800s
Minimum TTL
300s
Nameservers (NS)
dns2.ctitech.net.br
dns1.ctitech.net.br
dns4.ctitech.net.br
dns3.ctitech.net.br
SPF Record
✓ Strict (-all)
v=spf1 include:cti.com.br ip4:177.55.98.210 ip4:177.55.98.211 ip4:200.220.146.21 ip4:186.193.225.71 ip4:200.220.157.72 -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
3 records- SPFv=spf1 include:cti.com.br ip4:177.55.98.210 ip4:177.55.98.211 ip4:200.220.146.21 ip4:186.193.225.71 ip4:200.220.157.72 -all
- 2h78pf82qlfvh8cs5ieq402cpm
- f4a5pb7hq5488c2c2a77ur0qgd
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 belenus.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits