casinoblack.dk is a .dk domain served by 2 nameservers (joel.ns.cloudflare.com, jule.ns.cloudflare.com). It was registered on 3 June 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.81.179 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 104.21.81.179 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.145.139 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.145.139 |
| 🔶 Autoconfig | 104.21.81.179 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:51b3 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::ac43:918b | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.81.179,172.67.145.139 ech=AEX+DQBBVgAgACAmBY4ffQe59udwTkGqwHFtKB7JTIX/KkRd5lTcGB8uNQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:51b3,2606:4700:3032::ac43:918b |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (casinoblack.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.casinoblack.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 104.21.81.179 172.67.145.139 2606:4700:3031::6815:51b3 2606:4700:3032::ac43:918b (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network casinoblack.dk: 104.21.81.179 172.67.145.139 2606:4700:3031::6815:51b3 2606:4700:3032::ac43:918b (AS13335) www.casinoblack.dk: 104.21.81.179 172.67.145.139 2606:4700:3031::6815:51b3 2606:4700:3032::ac43:918b (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.casinoblack.dk | e6BlhsBI85-ydYjYrX0kMZe64ftOCPW8YrQo0nP0oPo |
| TXT | _acme-challenge.casinoblack.dk | to3iXZ6Qn_qgp9Rp1xWCsLQvWgu-O_iqdJPK1UxEZWw |
| 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 | 2413394573 |
| Primary NS (MNAME) | joel.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2016-06-03 |
| Expires | 2027-06-30 (256d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 22:30:56 | 520ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-26 14:38:22 | 521ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-25 05:20:28 | 614ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-31 11:00:43 | 1471ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-30 09:11:35 | 1467ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-28 12:42:59 shown | 549ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-27 12:12:50 | 927ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-26 12:31:15 | 1549ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-16 01:00:45 | 1097ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-04 20:12:53 | 9702ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-03 18:38:46 | 1071ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-01 00:16:10 | 923ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-16 19:36:29 | 479ms | 4 NS 1 A 0 MX | 🔓 Insecure |