Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
mtcorp.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-29 06:26:16 UTC · ↺ Refresh
MX Hostnames
- mtcorp-com-br.mail.protection.outlook.com
MX Priorities
- mtcorp-com-br.mail.protection.outlook.com: 0
A / AAAA Records
No A/AAAA records found.
Mail Server IPs
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.8.34 ↩ mail-dm2pr04cu00102.inbound.protection.outlook.com
- 52.101.10.6 ↩ mail-bn1pr21cu00106.inbound.protection.outlook.com
- 52.101.194.15 ↩ mail-ch4pr21cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f90f:: ↩ mail-sa9pr04cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f901::2 ↩ mail-bl2pr02cu00402.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:c922::2 ↩ mail-bl0pr02cu00702.inbound.protection.outlook.com
SOA Record
Raw SOA
frida.ns.cloudflare.com dns.cloudflare.com 2398724488 10000 2400 604800 1800
Primary NS (mname)
frida.ns.cloudflare.com
Admin Email (rname)
dns@cloudflare.com
Serial
2398724488
Refresh
10000s
Retry
2400s
Expire
604800s
Minimum TTL
1800s
Nameservers (NS)
houston.ns.cloudflare.com
frida.ns.cloudflare.com
SPF Record
✓ Soft Fail (~all)
v=spf1 include:spf.protection.outlook.com include:spf.tmes.trendmicro.com include:_spf.google.com ~all
📊 DNS lookups: 3/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]
~ 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: 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
6 records- google-site-verification=aHMiooXmV2ofnAN0S_qelor_Qpb_ktbfHzPP8yYiL3U
- tmes=e966ec5a7269d9f02dfbf861a0132a44
- SPFv=spf1 include:spf.protection.outlook.com include:spf.tmes.trendmicro.com include:_spf.google.com ~all
- JS8DYTS3CO5TN0ZPSIUKGZ5OJUP7YRUTL4ZRZY65
- apple-domain-verification=HTufYI5rpLnLGpBT
- facebook-domain-verification=ntrubcfaudhda8ke8bx5arirgl1b0y
Full email verification for mtcorp.com.br
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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