problembarn.dk is a .dk domain served by 2 nameservers (gordon.ns.cloudflare.com, maleah.ns.cloudflare.com). It was registered on 15 October 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.7.234 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by post.norgaard-it.dk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.7.234 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.156.135 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | post.norgaard-it.dk | 207.180.221.186 2a02:c207:2261:7034::1 |
post.norgaard-it.dk post.norgaard-it.dk |
AS51167 Contabo GmbH AS51167 Contabo GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:7ea | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3031::ac43:9c87 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.7.234,172.67.156.135 ech=AEX+DQBByAAgACDkPIGbdvtH23IKJWkgQJjHKIVJ0qWWHM1aJxtba/6nFgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:7ea,2606:4700:3031::ac43:9c87 |
| TXT Record |
|---|
| v=spf1 ip4:185.83.219.12 ip4:185.53.129.109 ip4:185.181.220.134 ip4:185.53.131.75 ip4:207.180.221.186 include:post.norgaard-it.dk include:pmg.norgaard-it.dk -all |
| Policy | Record (problembarn.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:185.83.219.12 ip4:185.53.129.109 ip4:185.181.220.134 ip4:185.53.131.75 ip4:207.180.221.186 include:post.norgaard-it.dk include:pmg.norgaard-it.dk -all |
| Policy | Record (_dmarc.problembarn.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:jesper@norgaard-it.dk |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve problembarn.dk: 104.21.7.234 172.67.156.135 2606:4700:3031::6815:7ea 2606:4700:3031::ac43:9c87 (AS13335) (all like this)www.problembarn.dk: no address |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| dkim | — | 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: 2/10 · policy: -all
| 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 | 2413686283 |
| Primary NS (MNAME) | gordon.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 | 2007-10-15 |
| Expires | 2027-10-31 (378d) |
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).
| Domain | Registrar |
|---|---|
| howtodrive.dk | ONE.COM A/S |
| trommefisk.dk | Punktum dk A/S (direct) |
| ttoffice.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 01:52:24 | 1160ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-30 20:42:27 | 723ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-29 20:34:18 shown | 822ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-01 02:09:42 | 1027ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-08 05:24:30 | 1205ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-04 14:56:07 | 3088ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-24 22:19:26 | 1002ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 22:10:22 | 1176ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 19:29:43 | 845ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:49:50 | 3089ms | 2 NS 2 A 1 MX | 🔓 Insecure |