klartilskat.dk is a .dk domain served by 2 nameservers (dora.ns.cloudflare.com, sam.ns.cloudflare.com). It was registered on 8 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.48.24 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by klartilskat-dk.mail.protection.outlook.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 |
|---|---|---|---|---|---|---|---|
| 104.21.48.24 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.176.32 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | — | klartilskat-dk.mail.protection.outlook.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.97.152.120 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:3018 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::ac43:b020 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.48.24,172.67.176.32 ech=AEX+DQBB+gAgACDXo7/7SbY1FdAaP7bfge0cVMs2IPJyyK+rgWhh7CQ0awAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3018,2606:4700:3032::ac43:b020 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (klartilskat.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.klartilskat.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:598e0361f7004e5cb1346f995e125906@dmarc-reports.cloudflare.net,mailto:dmarc_agg@vali.email |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:certificates@bondit.dk |
| 0 | issue | comodoca.com |
| 0 | issue | digicert.com; cansignhttpexchanges=yes |
| 0 | issue | letsencrypt.org |
| 0 | issue | pki.goog; cansignhttpexchanges=yes |
| 0 | issue | ssl.com |
| 0 | issuewild | comodoca.com |
| 0 | issuewild | digicert.com; cansignhttpexchanges=yes |
| 0 | issuewild | letsencrypt.org |
| 0 | issuewild | pki.goog; cansignhttpexchanges=yes |
| 0 | issuewild | ssl.com |
| www | 104.21.48.24 172.67.176.32 2606:4700:3032::6815:3018 2606:4700:3034::ac43:b020 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network klartilskat.dk: 104.21.48.24 172.67.176.32 2606:4700:3032::6815:3018 2606:4700:3034::ac43:b020 (AS13335) www.klartilskat.dk: 104.21.48.24 172.67.176.32 2606:4700:3032::6815:3018 2606:4700:3034::ac43:b020 (AS13335) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-klartilskat-dk._domainkey.bonditdk.r-v1.dkim.mail.microsoft | RSA · ~2048 bit |
| selector2 | selector2-klartilskat-dk._domainkey.bonditdk.r-v1.dkim.mail.microsoft | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'klartilskat.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2405445121 |
| Primary NS (MNAME) | dora.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | dns.services ApS |
| Registered | 2025-08-08 |
| Expires | 2027-08-07 (286d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 01:10:57 | 3600ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-14 00:23:06 | 1092ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-06 11:23:48 | 1146ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 09:53:54 | 1029ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-25 23:41:11 | 10347ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-23 12:09:45 | 1211ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-20 05:20:43 | 1777ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-21 16:29:07 | 12346ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-16 08:28:40 | 1521ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-15 01:52:10 | 10814ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-12 15:17:57 | 4273ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-25 06:00:00 | 1289ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-25 09:08:06 | 1983ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 23:46:21 shown | 1251ms | 2 NS 2 A 1 MX | ⚠️ Bogus |