Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
cg3telecom.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 23:19:09 UTC · ↺ Refresh
MX Hostnames
- cg3telecom-com-br.mail.protection.outlook.com
MX Priorities
- cg3telecom-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 147.79.79.65 (no PTR)
- 145.223.124.103 (no PTR)
- 2a02:4780:4c:81e9:3c65:b935:8fb8:3991
- 2a02:4780:4d:979c:7633:446e:b297:ae43
Mail Server IPs
- 52.101.40.1 ↩ mail-cy4pr03cu00101.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c902::5 ↩ mail-sj2pr05cu00505.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1.dns-parking.com dns.hostinger.com 2026031901 10000 2400 604800 600
Primary NS (mname)
ns1.dns-parking.com
Admin Email (rname)
dns@hostinger.com
Serial
2026031901
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
600s
Nameservers (NS)
ns1.dns-parking.com
ns2.dns-parking.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ 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
1 record- SPFv=spf1 include:spf.protection.outlook.com -all
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