Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
bnn.mx
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-25 16:21:21 UTC · ↺ Refresh
MX Hostnames
- bnn-mx.mail.protection.outlook.com
MX Priorities
- bnn-mx.mail.protection.outlook.com: 10
A / AAAA Records
- 3.226.34.136 ↩ ec2-3-226-34-136.compute-1.amazonaws.com
Mail Server IPs
- 52.101.50.4 ↩ mail-co1pr03cu00404.inbound.protection.outlook.com
- 52.101.10.8 ↩ mail-bn1pr04cu00100.inbound.protection.outlook.com
- 52.101.10.10 ↩ mail-bn8pr05cu00102.inbound.protection.outlook.com
- 52.101.8.42 ↩ mail-dm6pr03cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c901::1 ↩ mail-bl2pr04cu00201.inbound.protection.outlook.com
- 2a01:111:f403:f804::2 ↩ mail-co1pr05cu00402.inbound.protection.outlook.com
- 2a01:111:f403:c902::7 ↩ mail-sj0pr02cu00107.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-443.awsdns-55.com awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-443.awsdns-55.com
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-443.awsdns-55.com
ns-529.awsdns-02.net
ns-1387.awsdns-45.org
ns-1806.awsdns-33.co.uk
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; adkim=s; aspf=r; pct=100; rua=mailto:[email protected]; ruf=mailto:[email protected]; fo=1;
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ Public key: 392 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- SPFv=spf1 include:spf.protection.outlook.com -all
- zscaler-verification-101843-26012026-6vki3d13pS
- MS=ms59459097
- atlassian-domain-verification=wOkHsDHD3Vhao9eJl8mDttSoamJb9uJ9WfQG1u2GdormhRL0X3aZe2twrOZEdmFT
- such as the ticket numb
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