karatecarsten.dk is a .dk domain served by 2 nameservers (ethan.ns.cloudflare.com, mallory.ns.cloudflare.com). It was registered on 31 May 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.50.91 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.50.91 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.159.163 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔶 Autoconfig | 188.114.97.9 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:9fa3 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:325b | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.50.91,172.67.159.163 ech=AEX+DQBBHQAgACDvr0foaUL+kfe8cQ/jzRqJm9WG78Sy1RChao5wzEe6ewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9fa3,2606:4700:3036::6815:325b |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (karatecarsten.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.karatecarsten.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:d93f2fc5b5264981a0b03ad35727fab9@dmarc-reports.cloudflare.net; |
| www | 104.21.50.91 172.67.159.163 2606:4700:3033::6815:325b 2606:4700:3037::ac43:9fa3 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network karatecarsten.dk: 104.21.50.91 172.67.159.163 2606:4700:3033::6815:325b 2606:4700:3037::ac43:9fa3 (AS13335) www.karatecarsten.dk: 104.21.50.91 172.67.159.163 2606:4700:3033::6815:325b 2606:4700:3037::ac43:9fa3 (AS13335) |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'karatecarsten.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2405600657 |
| Primary NS (MNAME) | ethan.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2013-05-31 |
| Expires | 2027-05-31 (225d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 11:43:43 | 898ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-26 10:33:38 | 731ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-25 10:29:16 | 663ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-24 10:23:37 | 625ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-24 03:26:52 | 681ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-07 14:02:14 | 5484ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-25 16:07:49 | 1392ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-07 11:02:48 | 1672ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-27 10:14:29 | 1754ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-20 06:44:57 | 2398ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-18 04:13:16 shown | 1138ms | 2 NS 2 A 1 MX | ⚠️ Bogus |