zetu.dk is a .dk domain served by 3 nameservers (ns1.my.host, ns2.my.host, ns3.my.host). It was registered on 11 October 2026 (WHOIS) and first appeared in the .dk zone on 12 October 2026. Its website address 217.180.14.66 is hosted by mijn.host B.V. (AS214673) in The Netherlands. Mail is handled by mx1.my.host, mx2.my.host. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 217.180.14.66 | 899s | h66.my.host | AS214673 | mijn.host B.V. | 217.180.14.0/24 | 🇳🇱 The Netherlands | Naaldwijk |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 217.180.14.66 |
| 🔶 Autoconfig | 217.180.14.66 |
| TXT Record |
|---|
| v=spf1 a mx include:spf.mijn.host ~all |
| Policy | Record (zetu.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:spf.mijn.host ~all |
| Policy | Record (_dmarc.zetu.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; |
| www | 86.52.145.81 (AS39642) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 3/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.my.host | DANE-TA · SPKI · SHA-256 | E1AE9C3DE848ECE1BA72E0D991AE4D0D… |
| SMTP _25._tcp.mx1.my.host | DANE-TA · SPKI · SHA-256 | 6BD9212CE649C659C9CABC6CB60FCFFA… |
| SMTP _25._tcp.mx1.my.host | DANE-EE · SPKI · SHA-256 | AC551042C5329D7C1A3616785ECE7F22… |
| SMTP _25._tcp.mx2.my.host | DANE-EE · SPKI · SHA-256 | AC551042C5329D7C1A3616785ECE7F22… |
| SMTP _25._tcp.mx2.my.host | DANE-TA · SPKI · SHA-256 | 6BD9212CE649C659C9CABC6CB60FCFFA… |
| SMTP _25._tcp.mx2.my.host | DANE-TA · SPKI · SHA-256 | E1AE9C3DE848ECE1BA72E0D991AE4D0D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 1791742004 |
| Primary NS (MNAME) | ns1.mijn.host |
| Responsible (RNAME) | hostmaster@zetu.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | my.host |
| Registered | 2026-10-11 |
| Expires | 2027-10-10 (358d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 14:29:58 | 5984ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-13 09:24:04 | 858ms | 3 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-12 08:35:32 shown | 2926ms | 3 NS 1 A 2 MX | 🔒 Secure |