Domain Overview
DNS: ✓ 20d ago
Checker: ✓ 20d ago
jvdbos.nl
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-21 11:05:55 UTC · ↺ Refresh
MX Hostnames
- mx03.xolphin.net
- mx02.xolphin.net
- mx05.xolphin.net
MX Priorities
- mx02.xolphin.net: 10
- mx05.xolphin.net: 10
- mx03.xolphin.net: 10
A / AAAA Records
- 94.228.137.43 ↩ shrweb10.prolocation.net
Mail Server IPs
- 94.228.142.130 ↩ vmx01.prolocation.nl
- 192.110.255.73 (no PTR)
- 94.228.142.131 ↩ vmx02.prolocation.nl
SOA Record
Raw SOA
ns1.as41887.nl hostmaster.xolphin.net 2023110201 14400 7200 1209600 86400
Primary NS (mname)
ns1.as41887.nl
Admin Email (rname)
hostmaster@xolphin.net
Serial
2023110201
Refresh
14400s
Retry
7200s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns4.as41887.it
ns3.as41887.io
ns2.as41887.eu
ns1.as41887.nl
SPF Record
✗ MissingNo SPF record — domain is unprotected against spoofing.
⚠ No SPF record found. Email servers cannot verify authorized senders.
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
No TXT records found.
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