madkort.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 6 April 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.90.178.158 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by madkort.dk. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 157.90.178.158 | 3600s | static.158.178.90.157.clients.your-server.de | AS24940 | Hetzner Online GmbH | 157.90.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | madkort.dk | 157.90.178.158 | static.158.178.90.157.clients.your-server.de | AS24940 Hetzner Online GmbH |
| www CNAME | madkort.dk (all on madkort.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.madkort.dk | TRGRgLunvBP2KPOljpWRAoz2wlXO2TNRQYaX4AsMSIc |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026080900 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2014-04-06 |
| Expires | 2027-04-30 (186d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 12:31:35 | 381ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-02 05:00:33 | 376ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 04:55:26 | 578ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 10:22:14 | 727ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 03:40:07 shown | 500ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 05:24:39 | 539ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 19:16:07 | 2606ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 00:26:04 | 1252ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 11:34:52 | 430ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 13:50:07 | 1636ms | 4 NS 1 A 1 MX | 🔒 Secure |