Domain Overview
DNS: ✓ 23h ago
Checker: ✓ 23h ago
tecnisa.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 04:53:18 UTC · ↺ Refresh
MX Hostnames
- tecnisa-com-br.mail.protection.outlook.com
MX Priorities
- tecnisa-com-br.mail.protection.outlook.com: 10
A / AAAA Records
- 20.226.19.213 (no PTR)
Mail Server IPs
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 52.101.41.22 ↩ mail-sj2pr05cu00406.inbound.protection.outlook.com
- 2a01:111:f403:f90d:: ↩ mail-sn1pr0501cu00200.inbound.protection.outlook.com
- 2a01:111:f403:f902::2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 2a01:111:f403:c902::1 ↩ mail-sj2pr05cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-01.azure-dns.com root.tecnisa.com.br 2016012146 3600 600 1209600 3600
Primary NS (mname)
ns1-01.azure-dns.com
Admin Email (rname)
root@tecnisa.com.br
Serial
2016012146
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns2-01.azure-dns.net
ns3-01.azure-dns.org
ns4-01.azure-dns.info
ns1-01.azure-dns.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com include:tecspf.tecnisa.com.br include:spf.us.exclaimer.net include:sendgrid.net -all
📊 DNS lookups: 4/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1; pct=100
⚠ 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
7 records- tec-prod-institucional.azurewebsites.net
- SPFv=spf1 include:spf.protection.outlook.com include:tecspf.tecnisa.com.br include:spf.us.exclaimer.net include:sendgrid.net -all
- b9lk5ugocpuka26aq3gs2hatnb
- q595ddn6pkdioufeukapbp4flb
- 3qmepeaqaspaa1nk9b8lnaljo1
- hibp-verify=dweb_lgb23pehqaa47qqcqg9dv6z5
- ccdb2f7cufht069holb6r8ugiv
Full email verification for tecnisa.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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