system-udvikling.dk is a .dk domain served by 2 nameservers (meadow.ns.cloudflare.com, tim.ns.cloudflare.com). It was registered on 20 May 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.209.68.146 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by mail.system-udvikling.dk, system-udvikling.dk and 1 more. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 80.209.68.146 | 300s | 80.209.68.146.static.fibianet.dk | AS44869 | FIBIA P/S | 80.209.0.0/17 | 🇩🇰 Denmark | Borup |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.system-udvikling.dk | — | — | — |
| 15 | 300s | system-udvikling.dk | 80.209.68.146 | 80.209.68.146.static.fibianet.dk | AS44869 FIBIA P/S |
| 20 | 300s | mail.dbmail.dk | 212.237.249.138 | proxy.lm.mailfactory.blue | AS48854 team.blue Denmark A/S |
| www | 80.209.68.146 (AS44869) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 2415767460 |
| Primary NS (MNAME) | meadow.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2003-05-20 |
| Expires | 2027-05-31 (226d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-25 19:31:11 shown | 754ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 13:00:04 | 1566ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-02 14:56:13 | 2552ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 17:28:11 | 951ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-28 13:50:36 | 2865ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-24 20:42:51 | 1188ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-24 05:27:25 | 1084ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 22:03:22 | 974ms | 2 NS 1 A 3 MX | 🔓 Insecure |