Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
otp-sa.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-30 08:19:52 UTC · ↺ Refresh
MX Hostnames
- otpsa-com-br0i.mail.protection.outlook.com
MX Priorities
- otpsa-com-br0i.mail.protection.outlook.com: 0
A / AAAA Records
- 52.43.31.62 ↩ ec2-52-43-31-62.us-west-2.compute.amazonaws.com
Mail Server IPs
- 52.101.11.13 ↩ mail-sn1pr0501cu00205.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.41.183 ↩ mail-byapr04cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f804::1 ↩ mail-co1pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:c946::3 ↩ mail-ch0pr04cu00603.inbound.protection.outlook.com
SOA Record
Raw SOA
ns1-06.azure-dns.com azuredns-hostmaster.microsoft.com 1 3600 300 2419200 300
Primary NS (mname)
ns1-06.azure-dns.com
Admin Email (rname)
azuredns-hostmaster@microsoft.com
Serial
1
Refresh
3600s
Retry
300s
Expire
2419200s
Minimum TTL
300s
Nameservers (NS)
ns3-06.azure-dns.org
ns4-06.azure-dns.info
ns1-06.azure-dns.com
ns2-06.azure-dns.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:200.229.197.64/26 ip4:200.229.192.0/26 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; rua=mailto:[email protected]; ruf=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
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
5 records- HT7KEGM38MFVTNIKIJKSBVTIRCMW798TRS9RYMCU
- knowbe4-site-verification=ac78efc88a6d6c20b9c7d30ecf0a711e
- MS=ms30202547
- SPFv=spf1 ip4:200.229.197.64/26 ip4:200.229.192.0/26 include:spf.protection.outlook.com -all
- X0blUbyBLPTccRSAvacMwuUz2F18YD6iFFPj/aiQnlEBQbl4NlzAOGbcL3rqRW5/Z+oz3wAGvj1ErKn9ENzrbw==
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