theismadsen.dk is a .dk domain served by 2 nameservers (dawn.ns.cloudflare.com, rodney.ns.cloudflare.com). It was registered on 19 September 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.50.68 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.forwardemail.net, mx2.forwardemail.net. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.50.68 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.158.116 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | theismadsen.dk → 104.26.10.237 |
| 🔶 Autoconfig | theismadsen.dk → 172.67.158.116 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3037::6815:3244 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:9e74 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.50.68,172.67.158.116 ech=AEX+DQBBUgAgACDs5x8qVgVrDDmjuTjxS9P/cEgS5/3nCXj+qfy/z1DXYwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3037::6815:3244,2606:4700:3037::ac43:9e74 |
| TXT Record |
|---|
| forward-email-site-verification=tjfJH7Rjdi |
| forward-email=tv@skitsehandlen.dk |
| www | 104.21.50.68 172.67.158.116 2606:4700:3037::6815:3244 2606:4700:3037::ac43:9e74 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network theismadsen.dk: 104.21.50.68 172.67.158.116 2606:4700:3037::6815:3244 2606:4700:3037::ac43:9e74 (AS13335) www.theismadsen.dk: 104.21.50.68 172.67.158.116 2606:4700:3037::6815:3244 2606:4700:3037::ac43:9e74 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.theismadsen.dk | theismadsen.dk |
| TXT | theismadsen.dk | forward-email-site-verification=tjfJH7Rjdi |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.forwardemail.net | DANE-EE · SPKI · SHA-256 | 321F694EAD3A2E733D857FD7E79D811F… |
| SMTP _25._tcp.mx1.forwardemail.net | DANE-EE · SPKI · SHA-256 | 5E81DA1AF16DF20B13E667AD6D9C2B65… |
| SMTP _25._tcp.mx2.forwardemail.net | DANE-EE · SPKI · SHA-256 | 5E81DA1AF16DF20B13E667AD6D9C2B65… |
| SMTP _25._tcp.mx2.forwardemail.net | DANE-EE · SPKI · SHA-256 | 321F694EAD3A2E733D857FD7E79D811F… |
| 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 | 2410007666 |
| Primary NS (MNAME) | dawn.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 | 2005-09-19 |
| Expires | 2027-09-30 (341d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 17:29:56 | 3099ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-21 13:10:35 | 3157ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-18 09:03:42 | 1976ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-11 08:10:37 | 1467ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-01 14:31:37 | 2930ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-27 01:58:35 | 1367ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-07 10:53:51 | 4178ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-21 02:22:05 shown | 1844ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-28 05:40:25 | 5474ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-24 07:53:14 | 1186ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 13:14:40 | 4939ms | 2 NS 2 A 2 MX | 🔓 Insecure |