rustomdanner.dk is a .dk domain served by 2 nameservers (heather.ns.cloudflare.com, skip.ns.cloudflare.com). It was registered on 27 February 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.55 is hosted by Cloudflare, Inc. (AS13335). The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.38.55 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.219.135 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3037::6815:2637 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:db87 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.38.55,172.67.219.135 ech=AEX+DQBB5QAgACChQx2i+yB+lajFIzQxGHXruxhXb+XaBa5Rn/GiSbZUegAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:2637,2606:4700:3037::ac43:db87 |
| www | 104.21.38.55 172.67.219.135 2606:4700:3033::ac43:db87 2606:4700:3034::6815:2637 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network rustomdanner.dk: 104.21.38.55 172.67.219.135 2606:4700:3033::ac43:db87 2606:4700:3034::6815:2637 (AS13335) www.rustomdanner.dk: 104.21.38.55 172.67.219.135 2606:4700:3033::ac43:db87 2606:4700:3034::6815:2637 (AS13335) |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'rustomdanner.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2407220511 |
| Primary NS (MNAME) | heather.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Obsidian Digital A/S |
| Registered | 2024-02-27 |
| Expires | 2027-02-26 (127d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 09:59:28 | 450ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-23 11:26:34 | 1209ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-16 10:32:19 | 930ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-04 10:00:25 | 492ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-30 03:00:42 | 493ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-11 11:08:48 | 873ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-27 07:26:20 | 771ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-25 10:19:37 | 3611ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-22 22:04:34 | 909ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 12:50:52 | 1508ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-19 03:20:49 | 3044ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-18 06:02:15 shown | 2662ms | 2 NS 2 A 0 MX | ⚠️ Bogus |