cieers.org.br

Valid Email Server
Domain Lookup › cieers.org.br
Live data — DNS records and disposable check were just fetched and saved.

Domain Overview

DNS: ⚡ live Checker: ⚡ live
cieers.org.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]

Checked via [email protected] · 2026-05-21 13:32:57 UTC · ↺ Refresh

MX Hostnames

  • cieers-org-br.mail.protection.outlook.com

MX Priorities

No priority data.

A / AAAA Records

  • 177.184.251.139
  • 187.32.80.139

Mail Server IPs

No IPs resolved.

SOA Record

No SOA record found.

Nameservers (NS)

ns3-37.azure-dns.org
ns4-37.azure-dns.info
ns1-37.azure-dns.com
ns2-37.azure-dns.net

SPF Record

✓ Soft Fail (~all)
v=spf1 include:ciespf.cieers.org.br include:spf.protection.outlook.com ip4:187.53.210.62 ip4:191.234.177.48 ip4:191.233.249.227 ip4:187.32.80.129 ip4:104.47.0.0/17 ip4:201.55.240.0/24 ip4:186.227.196.82 ip4:177.184.251.139 include:_spf.google.com include:mxsspf.sendpulse.com ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement

DMARC Record

~ Quarantine
v=DMARC1; p=quarantine; pct=50; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=0:1
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed · DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 50% of failing messages only

DKIM Selectors

✓ 1 found
dkim._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: dkim

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

All TXT Records

5 records
  • NLZVKZH6APENWV9J9F07820ZC1J2JBZFOLE90VTY
  • ZmZjYjRkYmJiMGM0Yjc0ZjdiN2YxNDI5NGUyYzQ0MDg=
  • MS=ms80980801
  • 3q2zXiRithEc5lgpIEplP+7gKAZifAU6ZopnVF7F4V3vN+yKsalXA4KwqDIAf8+0dg6T8ui5l1v1QxLoM8RB/w==
  • SPFv=spf1 include:ciespf.cieers.org.br include:spf.protection.outlook.com ip4:187.53.210.62 ip4:191.234.177.48 ip4:191.233.249.227 ip4:187.32.80.129 ip4:104.47.0.0/17 ip4:201.55.240.0/24 ip4:186.227.196.82 ip4:177.184.251.139 include:_spf.google.com include:mxsspf.sendpulse.com ~all
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