dykkerforum.dk is a .dk domain served by 2 nameservers (carol.ns.cloudflare.com, chad.ns.cloudflare.com). It was registered on 23 October 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.47.237 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.47.237 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.174.125 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.47.237 |
| 🔶 Autoconfig | 172.67.174.125 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::6815:2fed | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:ae7d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.47.237,172.67.174.125 ech=AEX+DQBBQwAgACB8ocHc0brLl4qTV7aSu+gLZYlWVCWfkkcPeDZR0pINCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:2fed,2606:4700:3037::ac43:ae7d |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com ?all |
| Policy | Record (dykkerforum.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:spf.simply.com ?all |
| www | 104.21.47.237 172.67.174.125 2606:4700:3034::6815:2fed 2606:4700:3037::ac43:ae7d (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network dykkerforum.dk: 104.21.47.237 172.67.174.125 2606:4700:3034::6815:2fed 2606:4700:3037::ac43:ae7d (AS13335) www.dykkerforum.dk: 104.21.47.237 172.67.174.125 2606:4700:3034::6815:2fed 2606:4700:3037::ac43:ae7d (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: ?all
| 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 | 2415269422 |
| Primary NS (MNAME) | carol.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2003-10-23 |
| Expires | 2027-10-31 (369d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 04:50:39 shown | 982ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-09-30 12:26:44 | 803ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-09-30 03:51:27 | 740ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-09-27 16:46:23 | 9670ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-09-20 21:37:21 | 1013ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-09-16 16:20:08 | 1745ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-08-27 00:10:51 | 1104ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-07-20 16:48:08 | 9870ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-07-17 11:30:01 | 9284ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-06-23 18:47:24 | 1101ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-06-21 02:16:20 | 747ms | 2 NS 2 A 7 MX | 🔓 Insecure |
| 2026-06-17 05:10:09 | 738ms | 2 NS 2 A 7 MX | 🔓 Insecure |