kroon-oil.dk is a .dk domain served by 2 nameservers (bingo.ns.cloudflare.com, darwin.ns.cloudflare.com). It was registered on 9 December 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.91.10 | — | — | AS13335 | — | — | — | — |
| 172.67.164.66 | — | — | AS13335 | — | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:5b0a | — | — | AS13335 | — | — | — | — |
| 2606:4700:3031::ac43:a442 | — | — | AS13335 | — | — | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.91.10,172.67.164.66 ech=AEX+DQBBLQAgACCrQdpb2a3PDJIlRena30f6iXhyGTgVnWbVR/N7meI8EgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:5b0a,2606:4700:3031::ac43:a442 |
| www | 104.21.91.10 172.67.164.66 2606:4700:3030::ac43:a442 2606:4700:3037::6815:5b0a (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network kroon-oil.dk: 104.21.91.10 172.67.164.66 2606:4700:3030::ac43:a442 2606:4700:3037::6815:5b0a (AS13335) www.kroon-oil.dk: 104.21.91.10 172.67.164.66 2606:4700:3030::ac43:a442 2606:4700:3037::6815:5b0a (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 | 2405948486 |
| Primary NS (MNAME) | bingo.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | INWX GmbH |
| Registered | 2005-12-09 |
| Expires | 2026-12-31 (64d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 03:27:33 | 524ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-26 15:05:27 | 618ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-25 14:54:33 | 2001ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 14:47:06 | 9415ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-19 00:51:06 | 751ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-31 17:18:38 | 816ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-15 05:04:34 | 9870ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-28 13:16:56 | 1722ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-24 20:24:23 | 3389ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-24 12:14:39 | 1186ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 19:22:55 shown | 1663ms | 2 NS 2 A 0 MX | 🔓 Insecure |