Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
belcorp.biz
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-04-06 14:15:43 UTC · ↺ Refresh
MX Hostnames
- belcorp-biz.mail.protection.outlook.com
MX Priorities
- belcorp-biz.mail.protection.outlook.com: 0
A / AAAA Records
- 52.2.218.155 ↩ ec2-52-2-218-155.compute-1.amazonaws.com
- 35.169.89.74 ↩ ec2-35-169-89-74.compute-1.amazonaws.com
Mail Server IPs
- 40.93.192.1 ↩ mail-dm5pr02cu00201.inbound.protection.outlook.com
- 52.101.194.0 ↩ mail-ch5pr02cu00200.inbound.protection.outlook.com
- 52.101.41.180 ↩ mail-byapr04cu00204.inbound.protection.outlook.com
- 52.101.11.17 ↩ mail-sn1pr0501cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f802::1 ↩ mail-sj2pr05cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::3 ↩ mail-dm5pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c927::1 ↩ mail-bn8pr05cu00301.inbound.protection.outlook.com
- 2a01:111:f403:f901::1 ↩ mail-bl0pr02cu00601.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1126.awsdns-12.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1126.awsdns-12.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1022.awsdns-63.net
ns-1126.awsdns-12.org
ns-1813.awsdns-34.co.uk
ns-193.awsdns-24.com
SPF Record
✓ Strict (-all)
v=spf1 include:spf1.belcorp.biz include:spf2.belcorp.biz include:spf3.belcorp.biz include:spf.protection.outlook.com include:email-messaging.com include:amazonses.com -all
📊 DNS lookups: 6/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
~ Quarantine
v=DMARC1; p=quarantine; pct=100; 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
✓ 5 found
selector1._domainkey
selector2._domainkey
k1._domainkey
s1._domainkey
s2._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
8 records- apple-domain-verification=aELGIa2cTbF8iDlt
- hpe-greenlake-domain-verification=67746754367077576136496b724e61756568784c4f7048774355693178475379
- kiro-site-verification=9ec0acac-37e8-495d-9edf-eab259641976
- openai-domain-verification=dv-YCY5Ccila1JQJmrBPBH7dSux
- SPFv=spf1 include:spf1.belcorp.biz include:spf2.belcorp.biz include:spf3.belcorp.biz include:spf.protection.outlook.com include:email-messaging.com include:amazonses.com -all
- 1udnWTXEj18O7XA8jL6nxTt3gbO4iq+t6qyqBZS+IuI=
- adobe-idp-site-verification=5b7eaa3c03717f0e07d74530073e34122d2712a5ea70323c25d68756155d2196
- anthropic-domain-verification-xz83r8=4f5HBQJOOgjNBCwbyVnSLWgqI
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