Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
kustommachine.net
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-23 05:23:27 UTC · ↺ Refresh
MX Hostnames
- kustommachine-net.mail.protection.outlook.com
MX Priorities
- kustommachine-net.mail.protection.outlook.com: 0
A / AAAA Records
- 65.23.160.226 ↩ backup.drtel.com
Mail Server IPs
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.11.7 ↩ mail-sa9pr04cu00107.inbound.protection.outlook.com
- 52.101.41.3 ↩ mail-sj2pr05cu00103.inbound.protection.outlook.com
- 52.101.41.6 ↩ mail-sj0pr03cu01406.inbound.protection.outlook.com
- 2a01:111:f403:f902::1 ↩ mail-bl2pr02cu00101.inbound.protection.outlook.com
- 2a01:111:f403:c92c::1 ↩ mail-dm6pr03cu00401.inbound.protection.outlook.com
- 2a01:111:f403:f910:: ↩ mail-cy5pr03cu00300.inbound.protection.outlook.com
- 2a01:111:f403:f907::1 ↩ mail-dm1pr04cu00201.inbound.protection.outlook.com
SOA Record
Raw SOA
ns3.drtel.net eptacek.kustommachine.net 2023010410 3600 600 604800 10800
Primary NS (mname)
ns3.drtel.net
Admin Email (rname)
eptacek@kustommachine.net
Serial
2023010410
Refresh
3600s
Retry
600s
Expire
604800s
Minimum TTL
10800s
Nameservers (NS)
ns3.drtel.net
ns4.drtel.net
SPF Record
✓ Strict (-all)
v=spf1 include:spf.protection.outlook.com -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ MissingNo DMARC record — emails cannot be rejected on auth failure.
DKIM Selectors
✗ None detectedNo DKIM records found for common selectors — your provider may use a custom selector name.
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- MS=ms18923891
- SPFv=spf1 include:spf.protection.outlook.com -all
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