Domain Overview
DNS: ✓ 12h ago
Checker: ✓ 12h ago
kabelfoon.nl
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-05-20 14:43:19 UTC · ↺ Refresh
MX Hostnames
- mx3.caiway.net
- mx1.caiway.net
- mx4.caiway.net
- mx2.caiway.net
MX Priorities
- mx1.caiway.net: 10
- mx4.caiway.net: 40
- mx2.caiway.net: 20
- mx3.caiway.net: 30
A / AAAA Records
- 62.45.56.66
Mail Server IPs
- 217.102.255.220 ↩ spamfilter20.delta.nl
- 217.102.255.217 ↩ spamfilter17.delta.nl
- 217.102.255.218 ↩ spamfilter18.delta.nl
- 217.102.255.221 ↩ spamfilter21.delta.nl
- 217.102.255.223 ↩ spamfilter23.delta.nl
- 217.102.255.215 ↩ spamfilter15.delta.nl
- 217.102.255.219 ↩ spamfilter19.delta.nl
- 217.102.255.224 ↩ spamfilter24.delta.nl
- 217.102.255.222 ↩ spamfilter22.delta.nl
- 217.102.255.246 ↩ spamfilter22.delta.nl
- 217.102.255.251
- 217.102.255.247
- 217.102.255.240
- 217.102.255.245
- 217.102.255.236
- 217.102.255.238
- 217.102.255.239
- 217.102.255.237
SOA Record
Raw SOA
ns1.dfn.nl hostmaster.dfn.nl 2026051401 10800 3600 604800 3600
Primary NS (mname)
ns1.dfn.nl
Admin Email (rname)
hostmaster@dfn.nl
Serial
2026051401
Refresh
10800s
Retry
3600s
Expire
604800s
Minimum TTL
3600s
Nameservers (NS)
ns2.dfn.nl
ns1.dfn.nl
SPF Record
✓ Strict (-all)
v=spf1 include:_spf.dfn.nl -all
📊 DNS lookups: 1/10
✓ Hard fail (-all) — strict enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
DKIM Selectors
✓ 1 found
default._domainkey
✓ Public key: 392 chars (valid)
✓ DKIM properly configured for selector: default
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- SPFv=spf1 include:_spf.dfn.nl -all
- MS=ms62860960
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