Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
narwalsistemas.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-22 03:22:01 UTC · ↺ Refresh
MX Hostnames
- mx-02-us-east-2.prod.hydra.sophos.com
- mx-01-us-east-2.prod.hydra.sophos.com
- narwalsistemas-com-br.mail.protection.outlook.com
MX Priorities
- mx-01-us-east-2.prod.hydra.sophos.com: 5
- narwalsistemas-com-br.mail.protection.outlook.com: 10
- mx-02-us-east-2.prod.hydra.sophos.com: 5
A / AAAA Records
- 201.150.93.1
Mail Server IPs
- 18.189.107.171 ↩ ec2-18-189-107-171.us-east-2.compute.amazonaws.com
- 18.218.105.173 ↩ ec2-18-218-105-173.us-east-2.compute.amazonaws.com
- 3.135.48.136 ↩ ec2-3-135-48-136.us-east-2.compute.amazonaws.com
- 52.101.41.4 ↩ mail-sj2pr05cu00204.inbound.protection.outlook.com
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.40.2 ↩ mail-cy1pr05cu00402.inbound.protection.outlook.com
- 52.101.9.24 ↩ mail-bl2pr02cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c902::16 ↩ mail-byapr04cu00306.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:c927::
SOA Record
Raw SOA
ns1.narwalsistemas.com.br ns2.narwalsistemas.com.br 2026031801 3600 600 1209600 3600
Primary NS (mname)
ns1.narwalsistemas.com.br
Admin Email (rname)
ns2@narwalsistemas.com.br
Serial
2026031801
Refresh
3600s
Retry
600s
Expire
1209600s
Minimum TTL
3600s
Nameservers (NS)
ns1.narwalsistemas.com.br
ns2.narwalsistemas.com.br
SPF Record
✓ Strict (-all)
v=spf1 ip4:131.161.42.106 ip4:201.150.93.4 include:_spf_useast2.prod.hydra.sophos.com include:spf.protection.outlook.com include:_spf.rdstation.com.br 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]; rf=afrf; pct=100
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: s1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
7 records- uber-domain-verification=34ba4ced-1755-469e-b05a-05fa8c84960f
- sophos-domain-verification=77ecf0cf122985c9c85884c5ee1a686fb814cc0a
- anthropic-domain-verification-1qpts9=VnLiUQk2cg0R6yYfY4lIgq6Hk
- _globalsign-domain-verification=H14ND8FPkosrqtksUVtQXF4pzUcJrCukUG4TXt6Y7Z
- SPFv=spf1 ip4:131.161.42.106 ip4:201.150.93.4 include:_spf_useast2.prod.hydra.sophos.com include:spf.protection.outlook.com include:_spf.rdstation.com.br include:sendgrid.net -all
- openai-domain-verification=dv-Un4hDkTpcnBdRhshsiw77XES
- google-site-verification=us4y9Fd8obX5O8IotKXNx289tSP3uEYK_42m_3WoIQI
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