datamadsen.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 17 July 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.13.10.10 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by in1-smtp.messagingengine.com, in2-smtp.messagingengine.com. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 49.13.10.10 | 3600s | static.10.10.13.49.clients.your-server.de | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| google-site-verification=gSpaiL-wmBSHxr6-ZQ_iRMjkx09zgH_mlw-l3IO1NA4 |
| MS=698C152023C30DE11633716A344C0E1C5A51B563 |
| protonmail-verification=52c478fe1386a589ece5f05b0f0f5e30e9b7817c |
| v=spf1 include:spf.messagingengine.com ?all |
| Policy | Record (datamadsen.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:spf.messagingengine.com ?all |
| Policy | Record (_dmarc.datamadsen.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| 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 |
DNS lookups: 1/10 · policy: ?all
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'datamadsen.dk/DS/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2026022800 |
| 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 | 2013-07-17 |
| Expires | 2027-07-31 (284d) |
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 |
|---|---|
| vidunder.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 19:42:08 | 2364ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 19:22:06 | 4338ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-24 17:58:05 | 721ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-31 10:42:18 | 1476ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-29 14:45:09 | 1138ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 06:20:46 shown | 1049ms | 4 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-20 00:03:04 | 3167ms | 4 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 01:05:34 | 723ms | 4 NS 1 A 2 MX | 🔒 Secure |