extremesportschannel.dk is a .dk domain served by 2 nameservers (ns1.upc.biz, ns2.upc.biz). 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 |
|---|---|---|---|
| ns1.upc.biz | — | — | — |
| ns2.upc.biz | — | — | — |
| 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 | 2015120404 |
| Primary NS (MNAME) | ns1.upc.biz |
| Responsible (RNAME) | domainadmin@libertyglobal.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 691200s |
| Minimum (neg-cache TTL) | 43200s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-07-02 12:50:44 | 2916ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-26 07:05:05 | 589ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-24 00:25:58 | 1162ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 09:44:14 | 895ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 00:40:05 | 932ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 09:09:46 shown | 901ms | 2 NS 0 A 0 MX | 🔓 Insecure |