topunderholdning.dk is a .dk domain served by 2 nameservers (clayton.ns.cloudflare.com, galilea.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.21.157 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.21.157 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.199.86 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (topunderholdning.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| www | 104.21.21.157 172.67.199.86 2606:4700:3031::6815:159d 2606:4700:3036::ac43:c756 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network topunderholdning.dk: 104.21.21.157 172.67.199.86 2606:4700:3031::6815:159d 2606:4700:3036::ac43:c756 (AS13335) www.topunderholdning.dk: 104.21.21.157 172.67.199.86 2606:4700:3031::6815:159d 2606:4700:3036::ac43:c756 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
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 | 97A3BA009F39C761BFFB6574340E8138… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2410656423 |
| Primary NS (MNAME) | clayton.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 12:14:47 | 837ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-08 10:02:09 | 2295ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-01 07:04:21 | 684ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-27 21:01:54 | 1234ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-24 06:07:52 | 1164ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-16 02:10:09 | 2311ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-16 01:09:17 | 685ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-09 00:29:46 | 2203ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-05 13:08:14 | 1857ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-31 23:38:45 | 628ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-26 23:37:44 | 1944ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-24 07:19:44 | 1172ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-21 01:18:51 | 10611ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-18 21:19:32 | 2360ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-28 08:22:00 shown | 7078ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-25 04:47:19 | 9023ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-04 20:58:06 | 4261ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-27 02:55:32 | 891ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-24 02:51:11 | 1058ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-22 10:56:23 | 13609ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-22 02:06:20 | 1175ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 03:13:36 | 1418ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-17 13:58:16 | 2248ms | 2 NS 2 A 1 MX | 🔒 Secure |