dollerupmadsen.dk is a .dk domain served by 4 nameservers (ns01.1sthosting.dk, ns02.1sthosting.dk, ns03.1sthosting.dk and 1 more). It was registered on 7 March 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by dollerupmadsen-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.1sthosting.dk | — | — | — |
| ns02.1sthosting.dk | — | — | — |
| ns03.1sthosting.dk | — | — | — |
| ns04.1sthosting.dk | — | — | — |
| TXT Record |
|---|
| MS=ms61903348 |
| v=spf1 a include:1sthosting.dk include:spf.protection.outlook.com -all |
| Policy | Record (dollerupmadsen.dk) |
|---|---|
| -all (hard fail) | v=spf1 a include:1sthosting.dk include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves dollerupmadsen.dk: no address www.dollerupmadsen.dk: no address |
| Wildcard | No |
DNS lookups: 5/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 25 |
| Primary NS (MNAME) | ns01.1sthosting.dk |
| Responsible (RNAME) | hostmaster@1sthosting.dk |
| Refresh | 900s |
| Retry | 600s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2015-03-07 |
| Expires | 2028-03-31 (528d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 14:30:36 | 1281ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-26 00:27:06 | 1381ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-17 21:03:04 | 12945ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-22 18:17:45 | 5408ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-17 14:23:02 | 4665ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-16 04:12:37 | 53288ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-25 15:12:04 | 3773ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-06-24 09:04:11 | 904ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 04:05:38 shown | 2630ms | 4 NS 0 A 1 MX | 🔓 Insecure |