langtfra.dk is a .dk domain served by 2 nameservers (duke.ns.cloudflare.com, heidi.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.31.214 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by .. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.31.214 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.179.252 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::ac43:b3fc | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:1fd6 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.31.214,172.67.179.252 ech=AEX+DQBBlAAgACDX+49OxQrVL+I22MVcTS1ZKEqGBb+rY52oKOXV03b0bQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b3fc,2606:4700:3035::6815:1fd6 |
| www | 104.21.31.214 172.67.179.252 2606:4700:3030::6815:1fd6 2606:4700:3035::ac43:b3fc (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network langtfra.dk: 104.21.31.214 172.67.179.252 2606:4700:3030::6815:1fd6 2606:4700:3035::ac43:b3fc (AS13335) www.langtfra.dk: 104.21.31.214 172.67.179.252 2606:4700:3030::6815:1fd6 2606:4700:3035::ac43:b3fc (AS13335) |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'langtfra.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2402524106 |
| Primary NS (MNAME) | duke.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-05 21:49:59 | 2897ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 21:09:59 | 507ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-29 18:27:44 | 520ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-23 15:18:50 | 1182ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-31 11:10:31 | 608ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-20 19:16:32 | 1149ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-08 09:44:52 | 934ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-24 09:21:59 | 928ms | 2 NS 2 A 1 MX | ❓ Unknown |
| 2026-06-21 01:26:09 | 491ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-19 19:34:16 shown | 2623ms | 2 NS 2 A 1 MX | ⚠️ Bogus |
| 2026-06-17 13:10:02 | 3283ms | 2 NS 2 A 0 MX | 🔓 Insecure |