bluechallenge.dk is a .dk domain served by 2 nameservers (ns1.basejump.dk, ns2.basejump.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.167.198.71 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mail.bluechallenge.dk. The zone is of unknown DNSSEC status, 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 |
|---|---|---|---|
| ns1.basejump.dk | 93.167.198.71 | ns1.basejump.dk | AS3292 TDC Holding A/S |
| ns2.basejump.dk | 93.167.198.75 | ns2.basejump.dk | AS3292 TDC Holding A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 93.167.198.71 | 13562s | 71.65-126.198.167.93.in-addr.arpa ns1.basejump.dk |
AS3292 | TDC Holding A/S | 93.166.0.0/15 | 🇩🇰 Denmark | Albertslund |
| 93.167.198.73 | 13562s | 73.65-126.198.167.93.in-addr.arpa | AS3292 | TDC Holding A/S | 93.166.0.0/15 | 🇩🇰 Denmark | Albertslund |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 21 | 13562s | mail.bluechallenge.dk | 93.167.198.72 93.167.198.72 |
72.65-126.198.167.93.in-addr.arpa mail.basejump.dk |
AS3292 TDC Holding A/S AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 93.167.198.71 |
| 🔶 Autoconfig | 93.167.198.71 |
| www | NORESPONSE |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: timed out |
| Field | Value |
|---|---|
| Serial | 2009040202 |
| Primary NS (MNAME) | ns1.basejump.dk |
| Responsible (RNAME) | hostmaster@bluechallenge.dk |
| Refresh | 3600s |
| Retry | 900s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 14400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 14:45:22 | 65535ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-01 14:36:49 | 39703ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-09-28 14:08:15 | 64746ms | 2 NS 2 A 0 MX | ❓ Unknown |
| 2026-08-19 23:26:05 | 30631ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-18 22:20:38 | 14250ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-17 12:43:33 | 31073ms | 2 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 12:13:27 | 34626ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-26 11:51:41 | 36827ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-17 18:21:02 | 34876ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-12 21:55:25 | 10805ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-11 19:36:28 | 20863ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-08 10:14:05 | 52238ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-04 22:40:44 shown | 12725ms | 2 NS 2 A 1 MX | ❓ Unknown |
| 2026-07-04 22:26:44 | 10288ms | 2 NS 2 A 1 MX | ❓ Unknown |
| 2026-07-03 20:47:47 | 28756ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-01 23:46:55 | 41115ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-16 15:08:36 | 10406ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:08:08 | 743ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:05:23 | 1881ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:00:20 | 2945ms | 2 NS 2 A 1 MX | 🔓 Insecure |