Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
katdootje.nl
Yes
✓ Yes
Unknown
No
No
⚠ Yes
No
No
Checked via [email protected]
· 2026-03-14 19:24:41 UTC · ↺ Refresh
MX Hostnames
- spamrelay.zxcs.nl
MX Priorities
- spamrelay.zxcs.nl: 10
A / AAAA Records
- 185.104.29.8 ↩ web0080.zxcs.nl
- 2a06:2ec0:1::80 ↩ web0080.zxcs.nl
Mail Server IPs
- 185.104.28.12 ↩ spamrelay.zxcs.nl
- 2a06:2ec0:1::ffec ↩ spamrelay.zxcs.nl
SOA Record
Raw SOA
ns.zxcs.nl hostmaster.katdootje.nl 2026011803 600 3600 1209600 86400
Primary NS (mname)
ns.zxcs.nl
Admin Email (rname)
hostmaster@katdootje.nl
Serial
2026011803
Refresh
600s
Retry
3600s
Expire
1209600s
Minimum TTL
86400s
Nameservers (NS)
ns.zxcs.nl
ns.zxcs.be
ns.zxcs.eu
SPF Record
✓ Soft Fail (~all)
v=spf1 a mx ip4:185.104.29.0/24 ip4:185.104.29.8 ip6:2a06:2ec0:1:0:0:0:0:80 include:filter-out.zxcs.nl include:servers.mcsv.net ~all
📊 DNS lookups: 4/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✗ p=none
v=DMARC1; p=none; sp=none;
⚠ p=none — monitoring only, no enforcement
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
⚠ No aggregate reports (rua= not set)
↳ Subdomain policy: none
DKIM Selectors
✓ 1 found
k1._domainkey
✓ Public key: 216 chars (valid)
✓ DKIM properly configured for selector: k1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
2 records- google-site-verification=Gb_F5Usw8Jm3ZxCdvdf-AURx6HYiEvI29MeZSiPePPs
- SPFv=spf1 a mx ip4:185.104.29.0/24 ip4:185.104.29.8 ip6:2a06:2ec0:1:0:0:0:0:80 include:filter-out.zxcs.nl include:servers.mcsv.net ~all
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