telefonmuseet.dk is a .dk domain served by 2 nameservers (abby.ns.cloudflare.com, quinton.ns.cloudflare.com). It was registered on 14 July 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.81.231 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.81.231 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.165.195 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3036::6815:51e7 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:a5c3 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.81.231,172.67.165.195 ech=AEX+DQBBsQAgACB93mF0mN6e8OAnsWdY1T3W6mlPTQLezI9pCXBcsXfSbQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:51e7,2606:4700:3036::ac43:a5c3 |
| www | 104.21.81.231 172.67.165.195 2606:4700:3036::6815:51e7 2606:4700:3036::ac43:a5c3 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network telefonmuseet.dk: 104.21.81.231 172.67.165.195 2606:4700:3036::6815:51e7 2606:4700:3036::ac43:a5c3 (AS13335) www.telefonmuseet.dk: 104.21.81.231 172.67.165.195 2606:4700:3036::6815:51e7 2606:4700:3036::ac43:a5c3 (AS13335) |
| 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 | 2411868020 |
| Primary NS (MNAME) | abby.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Abion AB |
| Registered | 2018-07-14 |
| Expires | 2027-07-31 (284d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-10 02:16:49 | 1087ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-09 01:35:10 | 2219ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-08 01:32:08 | 412ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-27 06:29:49 | 535ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-13 04:07:37 | 4316ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-11 10:51:15 shown | 2119ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-02 14:51:28 | 2691ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-26 21:28:41 | 751ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-25 21:27:28 | 4476ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-25 13:36:03 | 1131ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-25 00:45:48 | 1508ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-23 23:06:49 | 919ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-18 00:31:26 | 2649ms | 2 NS 2 A 0 MX | 🔓 Insecure |