alsdykkercenter.dk is a .dk domain served by 2 nameservers (anderson.ns.cloudflare.com, lilith.ns.cloudflare.com). It first appeared in the .dk zone on 1 September 2026. Its website address 104.21.30.21 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 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 |
|---|---|---|---|---|---|---|---|
| 104.21.30.21 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.150.104 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:1e15 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::ac43:9668 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.30.21,172.67.150.104 ech=AEX+DQBBvAAgACBqzLpu+etUd8qT+L1pwqjoDG3Emi6Zem9yReu5LeYAJgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1e15,2606:4700:3033::ac43:9668 |
| www | 104.21.30.21 172.67.150.104 2606:4700:3030::6815:1e15 2606:4700:3033::ac43:9668 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network alsdykkercenter.dk: 188.114.96.1 188.114.97.1 2606:4700:3030::6815:1e15 2606:4700:3033::ac43:9668 (AS13335) www.alsdykkercenter.dk: 104.21.30.21 172.67.150.104 2606:4700:3030::6815:1e15 2606:4700:3033::ac43:9668 (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 | 2415207056 |
| Primary NS (MNAME) | anderson.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 09:14:43 shown | 367ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-26 03:05:03 | 9432ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 00:03:47 | 589ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-05 06:47:11 | 879ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-01 08:50:33 | 801ms | 2 NS 0 A 0 MX | 🔓 Insecure |