Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
atech.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 02:46:40 UTC · ↺ Refresh
MX Hostnames
- atech-com-br.mail.protection.outlook.com
MX Priorities
- atech-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 104.20.20.168 (no PTR)
- 172.66.152.25 (no PTR)
- 2606:4700:10::6814:14a8
- 2606:4700:10::ac42:9819
Mail Server IPs
- 52.101.9.5 ↩ mail-mn2pr04cu00205.inbound.protection.outlook.com
- 52.101.41.0 ↩ mail-byapr05cu00400.inbound.protection.outlook.com
- 52.101.9.26 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c903::3 ↩ mail-mw2pr02cu00503.inbound.protection.outlook.com
- 2a01:111:f403:c902::4 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 2a01:111:f403:f802::2 ↩ mail-sj2pr05cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c946::4 ↩ mail-ch0pr04cu00504.inbound.protection.outlook.com
SOA Record
Raw SOA
keenan.ns.cloudflare.com dns.cloudflare.com 2399955307 10000 2400 604800 1800
Primary NS (mname)
keenan.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2399955307
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
phoenix.ns.cloudflare.com
keenan.ns.cloudflare.com
SPF Record
✓ Strict (-all)
v=spf1 mx a:mx.atech.com.br include:spf.protection.outlook.com -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 4 found
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._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
9 records- autodesk-domain-verification=3U5hj3wl0FZPvmy2ibQ6
- docusign=3275ff79-a1f9-4ea1-b3ee-f0a71edef688
- dtm-domain-verification=qhkqSfkVVhr1jn6RmEJ3HrqrNq6-VZedSKScGeZjxUQ
- google-site-verification=nv7lr3BjgDJLo2z-B20lU55nzA2BeVC938nfG-oMMSA
- SPFv=spf1 mx a:mx.atech.com.br include:spf.protection.outlook.com -all
- 461bb725-0ee4-401a-93b5-5e23faa6c1e0
- MS=BD72935A13DC13CDF5EDAAF7C5F71DBEC013FD8C
- a9o01W3YiaAsgE6wTuCvOjdhBaKU+FtmaO4VfsI3QY12hB/s0j4DArDa2QHxQiO4RHAUUpHeapYBWXuReC90zg==
- atlassian-domain-verification=hg4ceN0gaklu0tzhB5lqsqdLvmElzQ7JQkVja3QFapIX6b0S91KHxRb83lTRrLNV
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