one2know.dk is a .dk domain served by 4 nameservers (ns1.quickdns.dk, ns2.quickdns.dk, ns3.quickdns.dk and 1 more). It was registered on 7 February 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 78.31.255.24 is hosted by EWII Bredbaand A/S (AS204151) in Denmark. 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 |
|---|---|---|---|---|---|---|---|
| 78.31.255.24 | 3600s | 78-31-255-24.static.kviknet.net | AS204151 | EWII Bredbaand A/S | 78.31.252.0/22 | 🇩🇰 Denmark | Aalborg |
| www | 78.31.255.24 (AS204151) (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 | 2022040600 |
| Primary NS (MNAME) | ns1.quickdns.dk |
| Responsible (RNAME) | hostmaster@quickdns.dk |
| Refresh | 14400s |
| Retry | 7200s |
| Expire | 2415600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2003-02-07 |
| Expires | 2027-02-28 (134d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-01 10:45:07 shown | 1898ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-28 06:41:22 | 1357ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-19 02:53:57 | 710ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-18 07:26:04 | 798ms | 4 NS 1 A 0 MX | 🔓 Insecure |