Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
activecs.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-26 20:49:43 UTC · ↺ Refresh
MX Hostnames
- activecs-com-br.mail.protection.outlook.com
MX Priorities
- activecs-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 191.252.5.72 ↩ vps23250.publiccloud.com.br
Mail Server IPs
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.41.54 ↩ mail-sj2pr05cu00506.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.40.4 ↩ mail-cy5pr03cu00204.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
- 2a01:111:f403:f90d::1 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
SOA Record
Raw SOA
diva.ns.cloudflare.com dns.cloudflare.com 2399864383 10000 2400 604800 1800
Primary NS (mname)
diva.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399864383
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
owen.ns.cloudflare.com
diva.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net include:45685168.spf04.hubspotemail.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate 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- SPFv=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net include:45685168.spf04.hubspotemail.net ~all
- google-site-verification=5GcIQbDyWhZX94Nn5j31zZOw-JXuyn8V5JUmv5Ecvys
- google-site-verification=D4bV4hp_RGOWSmFh1QjJCt8UFX2KfU959nK03N2Q7ZU
Full email verification for activecs.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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