Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
koibanx.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-27 10:01:37 UTC · ↺ Refresh
MX Hostnames
- koibanx-com.mail.protection.outlook.com
MX Priorities
- koibanx-com.mail.protection.outlook.com: 0
A / AAAA Records
- 54.152.148.137 ↩ ec2-54-152-148-137.compute-1.amazonaws.com
- 32.195.197.218 ↩ ec2-32-195-197-218.compute-1.amazonaws.com
Mail Server IPs
- 52.101.10.14 ↩ mail-bn6pr04cu00206.inbound.protection.outlook.com
- 52.101.194.13 ↩ mail-ch0pr04cu00605.inbound.protection.outlook.com
- 52.101.42.18 ↩ mail-co1pr03cu00302.inbound.protection.outlook.com
- 52.101.194.17 ↩ mail-ch5pr02cu00401.inbound.protection.outlook.com
- 2a01:111:f403:c936:: ↩ mail-cy1pr05cu00400.inbound.protection.outlook.com
- 2a01:111:f403:c902::6 ↩ mail-sj0pr21cu00106.inbound.protection.outlook.com
- 2a01:111:f403:f905::3 ↩ mail-dm5pr02cu00203.inbound.protection.outlook.com
- 2a01:111:f403:f908:: ↩ mail-bn1pr21cu00100.inbound.protection.outlook.com
SOA Record
Raw SOA
ns-1049.awsdns-03.org awsdns-hostmaster.amazon.com 1 7200 900 1209600 86400
Primary NS (mname)
ns-1049.awsdns-03.org
Admin Email (rname)
awsdns-hostmaster@amazon.com
Serial
1
Refresh
7200s
Retry
900s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns-1049.awsdns-03.org
ns-1708.awsdns-21.co.uk
ns-430.awsdns-53.com
ns-784.awsdns-34.net
SPF Record
✓ Strict (-all)
v=spf1 ip4:44.209.136.1 include:spf.mailjet.com include:spf.protection.outlook.com -all
📊 DNS lookups: 2/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none; rua=mailto:[email protected]; pct=100; adkim=s; aspf=s
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Strict
· DKIM alignment: Strict
📧 Reports → mailto:[email protected]
↳ Subdomain policy: none
DKIM Selectors
✓ 5 found
google._domainkey
selector1._domainkey
selector2._domainkey
s1._domainkey
s2._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: google
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
4 records- MS=ms82525012
- google-site-verification=MT-s9snAX29iM7H7Nb4OqeySSwE1E-wqMfL2JF_Ddgg
- mongodb-site-verification=NsaXVtdv5e5Q299qK4OseEevD4jGGy7v
- SPFv=spf1 ip4:44.209.136.1 include:spf.mailjet.com include:spf.protection.outlook.com -all
Full email verification for koibanx.com
Run SMTP check, SPF/DKIM/DMARC and catch-all detection.
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