Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
icts.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 06:24:32 UTC · ↺ Refresh
MX Hostnames
- icts-com-br.mail.protection.outlook.com
MX Priorities
- icts-com-br.mail.protection.outlook.com: 10
A / AAAA Records
- 104.18.21.25 (no PTR)
- 104.18.20.25 (no PTR)
- 2606:4700::6812:1419
- 2606:4700::6812:1519
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.10.12 ↩ mail-bn1pr21cu00204.inbound.protection.outlook.com
- 52.101.8.44 ↩ mail-dm5pr04cu00104.inbound.protection.outlook.com
- 52.101.10.18 ↩ mail-bn8pr05cu00302.inbound.protection.outlook.com
- 2a01:111:f403:f802::3 ↩ mail-sj0pr03cu01403.inbound.protection.outlook.com
- 2a01:111:f403:c902::3 ↩ mail-sj0pr03cu01703.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1828.awsdns-36.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1828.awsdns-36.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1828.awsdns-36.co.uk
ns-757.awsdns-30.net
ns-77.awsdns-09.com
ns-1531.awsdns-63.org
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.icts.com.br include:_spf.rdstation.com.br include:sendgrid.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._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
12 records- f9pqcv29a6l33na85quvim1v4a
- facebook-domain-verification=l8xe9eog6mvcb7wkkr0q9h7lmy952m
- febq4mpav4bf7li36dh7k03lhs
- fobsjnh65u2lv07j20ub9i0t9i
- google-site-verification=haSqlwsizkoe36G_JNqmPGHKQze_p7pUUo6FZsyrFto
- la2qqn32jsgjjui8m5sk44or2r
- ukffl8kqo9toovkcuhmtpq3bss
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.icts.com.br include:_spf.rdstation.com.br include:sendgrid.net ~all
- vm11n1mmpjg1p0c67n64dn8td6
- 4aak6515i9uoo1l9t2blp0bk53
- amazonses:O0JL5XUYQRyfWbRFbrF+Qfd3xyesizMN0n4K4FZ0i94=
- dth3gfen1fhsnitt69s6581fg5
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 icts.com.br
SMTP handshake, catch-all detection, custom validation rules, actual deliverability tests, and more.
No credit card required
Get 1,000 Free Credits