koreskolertop.dk is a .dk domain served by 2 nameservers (dorthy.ns.cloudflare.com, jeff.ns.cloudflare.com). It was registered on 28 December 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.54.202 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.koreskolertop.dk. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.54.202 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.169.4 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 1 | 300s | mail.koreskolertop.dk | 85.208.102.87 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:36ca | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::ac43:a904 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.54.202,172.67.169.4 ech=AEX+DQBBkwAgACDn2XGicWwI/oBbbDLGURa5Aj1DdRL6viDLkySt+O9BPQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:36ca,2606:4700:3034::ac43:a904 |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:85.208.102.87 include:relay.mailchannels.net ~all |
| Policy | Record (koreskolertop.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:85.208.102.87 include:relay.mailchannels.net ~all |
| Policy | Record (_dmarc.koreskolertop.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none |
| www | 104.21.54.202 172.67.169.4 2606:4700:3033::6815:36ca 2606:4700:3034::ac43:a904 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network koreskolertop.dk: 104.21.54.202 172.67.169.4 2606:4700:3033::6815:36ca 2606:4700:3034::ac43:a904 (AS13335) www.koreskolertop.dk: 104.21.54.202 172.67.169.4 2606:4700:3033::6815:36ca 2606:4700:3034::ac43:a904 (AS13335) |
| Wildcard | No |
DNS lookups: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.koreskolertop.dk | G4MWEuq9KGxOzjzhP-KoNYzrTL5ii_VIiUqt7S25X-M |
| TXT | _acme-challenge.koreskolertop.dk | LpjYGmYD1tcHFXmO_9PLPfGZkIyVV6hWcX37CLfRM0E |
| 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 | 2413020771 |
| Primary NS (MNAME) | dorthy.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Soluciones Corporativas IP, SL |
| Registered | 2024-12-28 |
| Expires | 2026-12-27 (63d) |
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).
| Domain | Registrar |
|---|---|
| gymfitfit.dk | Soluciones Corporativas IP, SL |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-11 13:07:44 | 450ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-29 17:01:26 | 618ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 09:20:18 | 2555ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-26 15:09:54 | 1053ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-24 07:13:21 shown | 3034ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-12 17:25:34 | 4197ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-20 11:40:44 | 2299ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-18 05:36:56 | 962ms | 2 NS 2 A 1 MX | 🔓 Insecure |