Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
codex.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-20 15:54:13 UTC · ↺ Refresh
MX Hostnames
- codex-com-br.mail.protection.outlook.com
MX Priorities
- codex-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 172.67.74.208 (no PTR)
- 104.26.14.243 (no PTR)
- 104.26.15.243
- 2606:4700:20::681a:ef3
- 2606:4700:20::ac43:4ad0
- 2606:4700:20::681a:ff3
Mail Server IPs
- 52.101.194.19 ↩ mail-ch5pr02cu00303.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
SOA Record
Raw SOA
norm.ns.cloudflare.com dns.cloudflare.com 2398721403 10000 2400 604800 1800
Primary NS (mname)
norm.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398721403
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
norm.ns.cloudflare.com
rosa.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
📊 DNS lookups: 3/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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- d365mktkey=mjeBWjeMIuGJz0yvkaN2OJ5znljzC2y2m8FsOzyE0I4x
- SPFv=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
- MS=ms53675889
Full email verification for codex.com.br
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