Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
grupomm.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-29 03:29:21 UTC · ↺ Refresh
MX Hostnames
- grupomm-com-br.mail.protection.outlook.com
MX Priorities
- grupomm-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 170.82.174.30 (no PTR)
- 170.82.173.30 (no PTR)
Mail Server IPs
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.8.46 ↩ mail-dm6pr05cu00406.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c946::6 ↩ mail-ch5pr02cu00406.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:f908::1 ↩ mail-bn1pr04cu00101.inbound.protection.outlook.com
SOA Record
Raw SOA
deck.ns.gocache.com.br dns.gocache.com.br 2026020301 900 2400 604800 86400
Primary NS (mname)
deck.ns.gocache.com.br
Admin Email (rname)
dns@gocache.com.br
Serial
2026020301
Refresh
900s
Retry
2400s
Expire
604800s
Minimum TTL
86400s
Nameservers (NS)
deck.ns.gocache.com.br
jet.ns.gocache.com.br
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; aspf=r; adkim=r; pct=100; ri=86400
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- k=rsa; t=y; p=MHwwDQYJKoZIhvcNAQEBBQADawAwaAJhALFq8djGlY1FrZi2istc6d1Ri/lHUiZdHR+qVyZiR9wpfUw+WBPC7mmMudkNN1zVS0Q5KMW28EFM7k0RG6yoxBX+/9LMYQYRQForBSeuH828jXq2J8+piZ/3B+wyeEBHyQIDAQAB
- MS=ms91694935
- p=MHwwDQYJKoZIhvcNAQEBBQADawAwaAJhAKNhQTY2Cdup1hDLjsPqiH/A1tl6x7MPaEYSsN7HimDeVW5jRQIQvJKjW9GsYSsJNY75W327G3uUXq2YdwJgOtw9k96obdrcbS8AVNOio1GkeC0I74/rf+wSwm9k1q7yrQIDAQAB
- MS=ms39692812
- SPFv=spf1 include:spf.protection.outlook.com -all
Full email verification for grupomm.com.br
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