zystm.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 24 November 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 116.202.130.105 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by eu-esec-01.heimdalsecurity.com, eu-esec-02.heimdalsecurity.com. 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 |
|---|---|---|---|---|---|---|---|
| 116.202.130.105 | 3600s | web.nomilk.dk | AS24940 | Hetzner Online GmbH | 116.202.0.0/15 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| TXT Record |
|---|
| MS=ms51409095 |
| v=spf1 include:spf-esec.heimdalsecurity.com include:mailmailmail.net ip4:92.246.0.102 ip4:116.202.130.105 include:spf.resellerhotel.dk v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net -all |
| Policy | Record (zystm.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf-esec.heimdalsecurity.com include:mailmailmail.net ip4:92.246.0.102 ip4:116.202.130.105 include:spf.resellerhotel.dk v=spf1 include:spf.protection.outlook.com include:spf.eu.signature365.net -all |
| Policy | Record (_dmarc.zystm.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | 116.202.130.105 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 6/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.eu-esec-01.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| SMTP _25._tcp.eu-esec-02.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026030301 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2006-11-24 |
| Expires | 2026-11-30 (43d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| aweso.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-08-27 18:26:50 | 1104ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 09:04:52 | 669ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-27 07:06:32 shown | 807ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-26 09:10:52 | 3024ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 06:04:48 | 1122ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 23:05:13 | 1011ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 17:32:33 | 2747ms | 2 NS 1 A 2 MX | 🔒 Secure |