jetcost.dk is a .dk domain served by 2 nameservers (ian.ns.cloudflare.com, samara.ns.cloudflare.com). It was registered on 5 November 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.18.34.20 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 104.18.34.20 | 300s | — | AS13335 | Cloudflare, Inc. | 104.16.0.0/14 | — | — |
| 172.64.153.236 | 300s | — | AS13335 | Cloudflare, Inc. | 172.64.144.0/20 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h2" ipv4hint=104.18.34.20,172.64.153.236 |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (jetcost.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.jetcost.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject;sp=reject;adkim=s;aspf=s |
| www | 104.18.34.20 172.64.153.236 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network jetcost.dk: 104.18.34.20 172.64.153.236 (AS13335) www.jetcost.dk: 104.18.34.20 172.64.153.236 (AS13335) |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.jetcost.dk | NqX9NtFbJnx7zttU7xe8wBhIKUnddmqU0HBLjjfEaRk |
| TXT | _acme-challenge.jetcost.dk | gylu2rUwRwiU4FoTD8s7fGWUvYPumf4Z-vvhLCdyym8 |
| 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 | 2414083705 |
| Primary NS (MNAME) | ian.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | GANDI SAS |
| Registered | 2011-11-05 |
| Expires | 2026-11-30 (37d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 20:41:20 | 1112ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-08 11:41:07 | 3927ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 01:00:15 | 574ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-20 06:50:36 | 2738ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-16 15:38:22 | 598ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-09 04:39:46 shown | 2028ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-02 18:30:16 | 534ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-24 00:46:00 | 17475ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-27 08:34:53 | 920ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-22 19:43:35 | 1742ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-21 01:10:38 | 1102ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 22:41:00 | 3190ms | 2 NS 2 A 0 MX | 🔓 Insecure |