cidadania4u.com.br

Valid Email Server
Domain Lookup › cidadania4u.com.br

Domain Overview

DNS: ✓ 2mo ago Checker: ✓ 2mo ago
cidadania4u.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No

Checked via [email protected] · 2026-03-27 02:23:55 UTC · ↺ Refresh

Add email validation to your forms — free

Add our free script to block 10,000+ disposable domains + perform other checks. No signup, unlimited checks.

MX validation Disposable detection Role accounts
Add to your signup form
<script src="https://check.verifyswift.com/"></script>
One line · No registration · See full docs & demo → · Customize →

MX Hostnames

  • cidadania4u-com-br.mail.protection.outlook.com

MX Priorities

  • cidadania4u-com-br.mail.protection.outlook.com: 0

A / AAAA Records

  • 104.21.80.253 (no PTR)
  • 172.67.136.92 (no PTR)
  • 2606:4700:3034::ac43:885c
  • 2606:4700:3037::6815:50fd

Mail Server IPs

  • 52.101.198.1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com
  • 52.101.198.0 ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
  • 52.101.200.0 ↩ mail-roap284cu02600.inbound.protection.outlook.com
  • 52.101.198.38 ↩ mail-cp3p284cu00706.inbound.protection.outlook.com
  • 2a01:111:f403:c94c:: ↩ mail-roap284cu02600.inbound.protection.outlook.com
  • 2a01:111:f403:c94a::2 ↩ mail-cp3p284cu00702.inbound.protection.outlook.com
  • 2a01:111:f403:c94a:: ↩ mail-cp5p284cu01800.inbound.protection.outlook.com
  • 2a01:111:f403:c94a::1 ↩ mail-cp4p284cu00401.inbound.protection.outlook.com

SOA Record

Raw SOA ian.ns.cloudflare.com dns.cloudflare.com 2398427612 10000 2400 604800 1800
Primary NS (mname)
ian.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398427612
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s

Nameservers (NS)

yolanda.ns.cloudflare.com
ian.ns.cloudflare.com

SPF Record

✓ Soft Fail (~all)
v=spf1 include:transmail.net include:zcsend.net include:emsd1.com include:mail.zendesk.com include:spf.mandrillapp.com include:43688808.spf04.hubspotemail.net include:spf.protection.outlook.com ~all
📊 DNS lookups: 7/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; adkim=s; aspf=s; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Strict · DKIM alignment: Strict
📧 Reports → mailto:[email protected]

DKIM Selectors

✓ 3 found
google._domainkey
selector1._domainkey
selector2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google

Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses

All TXT Records

10 records
  • atlassian-domain-verification=KM0hgt5zF9sErYAr6hROXj9jnRaf83xZG/BJbwstxGTQ1C/mQp1y1L/w95t45usm
  • facebook-domain-verification=tpc8c9k2vom2ugttdkhjtb3syuh6dl
  • google-site-verification=3_Sn0Si4qO3drlz2CngLVedAMiLd7qtIt7x_brAM0P8
  • google-site-verification=FDVH1OLvLiwjnc0V8wNqr9VcDuGnArZoxyW5Q98UAX4
  • google-site-verification=FugJuR7rhDMVi0xLzeG3VdEwuFZLXRy90dNjO0W54GI
  • google-site-verification=MeAPMBJisZq1XiXF7XSGrsRVdA7rOlHOcGXlRlg5gL4
  • kvkbrq8.bookings.cs.zohohost.com
  • SPFv=spf1 include:transmail.net include:zcsend.net include:emsd1.com include:mail.zendesk.com include:spf.mandrillapp.com include:43688808.spf04.hubspotemail.net include:spf.protection.outlook.com ~all
  • zoho-verification=zb15725325.zmverify.zoho.com
  • MS=ms63821935
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 · Customize →
See demo & docs
Deep verification
Full email verification for cidadania4u.com.br

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

No credit card required
Get 1,000 Free Credits