holsteen.dk is a .dk domain served by 2 nameservers (ns.web-solutions.dk, ns2.web-solutions.dk). It was registered on 10 September 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.7.149.249 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mail.web-solutions.eu. 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 |
|---|---|---|---|
| ns.web-solutions.dk | 81.7.150.66 | ns.web-solutions.dk | AS47292 Sentia Denmark A/S |
| ns2.web-solutions.dk | 185.12.179.209 | ns2.web-solutions.dk | AS200185 Aruba S.p.A. |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 81.7.149.249 | 86400s | — | AS47292 | Sentia Denmark A/S | 81.7.148.0/22 | 🇩🇰 Denmark | Kongens Lyngby |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mail.web-solutions.eu | 81.7.177.109 | mail.web-solutions.eu | AS47292 Sentia Denmark A/S |
| TXT Record |
|---|
| v=spf1 mx a -all |
| Policy | Record (holsteen.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx a -all |
| www CNAME | holsteen.dk (all on holsteen.dk) → 81.7.149.249 (AS47292) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 2/10 · 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 | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2005014759 |
| Primary NS (MNAME) | ns.web-solutions.dk |
| Responsible (RNAME) | hostmaster@web-solutions.dk |
| Refresh | 28800s |
| Retry | 14400s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2002-09-10 |
| Expires | 2027-09-30 (348d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 06:57:05 | 527ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 19:28:17 | 1521ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 15:44:12 | 545ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 15:22:25 | 840ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-28 15:12:14 | 710ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 14:37:56 | 9431ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 10:38:46 | 692ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-19 14:53:33 | 1141ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-10 17:46:00 | 836ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-05 18:11:37 | 1253ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 01:40:51 | 651ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 07:03:43 | 2294ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-22 03:21:31 | 936ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-21 03:14:44 | 2150ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-16 08:12:59 | 3905ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-06 03:32:33 | 713ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-01 23:57:15 | 817ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-23 02:55:27 | 9512ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-16 22:07:57 shown | 679ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-09 06:28:54 | 963ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-04 22:27:18 | 9752ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 21:40:16 | 912ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 13:01:06 | 9583ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 09:31:01 | 1117ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 09:20:23 | 649ms | 2 NS 1 A 1 MX | 🔓 Insecure |