Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
comerc.com.br
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-04-04 11:26:04 UTC · ↺ Refresh
MX Hostnames
- comerc-com-br.mail.protection.outlook.com
MX Priorities
- comerc-com-br.mail.protection.outlook.com: 0
A / AAAA Records
- 54.207.179.14 ↩ ec2-54-207-179-14.sa-east-1.compute.amazonaws.com
- 199.60.103.75 (no PTR)
- 199.60.103.175
Mail Server IPs
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.11.9 ↩ mail-sn1pr02cu00101.inbound.protection.outlook.com
- 52.101.50.13 ↩ mail-mw2pr02cu00605.inbound.protection.outlook.com
- 52.101.41.56 ↩ mail-sj0pr21cu00100.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c803:: ↩ mail-bn1pr21cu00200.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f90a:: ↩ mail-bn6pr02cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1902.awsdns-45.co.uk awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1902.awsdns-45.co.uk
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1440.awsdns-52.org
ns-1902.awsdns-45.co.uk
ns-259.awsdns-32.com
ns-756.awsdns-30.net
SPF Record
✓ Strict (-all)
v=spf1 a mx ip4:18.231.73.250/32 ip4:177.70.110.0/24 include:servers.mcsv.net include:spf.protection.outlook.com include:mail.zendesk.com include:7851874.spf02.hubspotemail.net include:amazonses.com ip4:168.0.132.13/32 include:smtp3.skymail.com.br -all
📊 DNS lookups: 8/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1;p=quarantine;pct=5;rua=mailto:[email protected]
~ Quarantine — good protection (failing mail goes to spam)
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
⚠ Policy applies to 5% of failing messages only
DKIM Selectors
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._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
14 records- cisco-ci-domain-verification=47fc8f15e2eccb0c59e968d981a5a38884eb17725356db5137d6697cbedab861
- d8u1n0m9gl8fjuc8e4h2kip1l3
- docusign=c06b1d30-016a-4422-94a3-57627b392df7
- e1f53354-d8f3-4e32-9a1c-688c067fa3d5
- google-site-verification=QM3Q_XKSHy9gTr6Wweg8CFFTR3xL8Ur9XfGA6f-fY1I
- have-i-been-pwned-verification=2d4b70c8e68d5913b83524f350a64e4a
- SPFv=spf1 a mx ip4:18.231.73.250/32 ip4:177.70.110.0/24 include:servers.mcsv.net include:spf.protection.outlook.com include:mail.zendesk.com include:7851874.spf02.hubspotemail.net include:amazonses.com ip4:168.0.132.13/32 include:smtp3.skymail.com.br -all
- workplace-domain-verification=wPgtmBLJnO83WantULOxriwuU553IJ
- 5gf750f34ad5l5ihr660hgla5m
- 95hairebha60tujglcc8j3jmg
- MS=ms98409779
- SB+7IJt9lXwGUThALcuOl5cA6ABtseDDdZOTYu6Cy2802b6KkcPV/PgjHGBzqHmurrA9RqOqmS01JWLgkfwgaA==
- _globalsign-domain-verification=ett24bedoSm0NwMA2nMBqVs-W4mGBrqHMbYLvAfmPm
- apple-domain-verification=BHW1ebGyzyl1sxwt
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