Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ccstec.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-04 11:31:17 UTC · ↺ Refresh
MX Hostnames
- ccstec-com-br.mail.protection.outlook.com
MX Priorities
- ccstec-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 162.241.203.25 ↩ 162-241-203-25.unifiedlayer.com
Mail Server IPs
- 52.101.11.3 ↩ mail-sn1pr0501cu00103.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c902::2 ↩ mail-sj0pr03cu01602.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f909:: ↩ mail-bn6pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
blair.ns.cloudflare.com dns.cloudflare.com 2399774492 10000 2400 604800 1800
Primary NS (mname)
blair.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399774492
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
randall.ns.cloudflare.com
blair.ns.cloudflare.com
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; pct=100
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 216 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
3 records- SPFv=spf1 include:spf.protection.outlook.com -all
- MS=ms92725361
- sophos-domain-verification=5883ce0a104b515d654f9967b54611341d909c42eaae501b1f16a6e5acae3f55
Full email verification for ccstec.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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