idrættenshus.dk is a .dk domain served by 2 nameservers (guy.ns.cloudflare.com, melina.ns.cloudflare.com). It was registered on 1 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.22.172 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by xnidrttenshusc9a-dk0m2i.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 104.21.22.172 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.205.243 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | xnidrttenshusc9a-dk0m2i.mail.protection.outlook.com | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.24 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:16ac | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:cdf3 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.22.172,172.67.205.243 ech=AEX+DQBBVAAgACCYaEk5fchu1YXXkg45WmJCudxxajgUL6N7HV1VnKDVcgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:16ac,2606:4700:3037::ac43:cdf3 |
| TXT Record |
|---|
| MS=ms96351588 |
| v=spf1 ip4:94.231.103.98 include:spf.protection.outlook.com -all |
| Policy | Record (idrættenshus.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:94.231.103.98 include:spf.protection.outlook.com -all |
| www | 104.21.22.172 172.67.205.243 2606:4700:3033::6815:16ac 2606:4700:3037::ac43:cdf3 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network idrættenshus.dk: 104.21.22.172 172.67.205.243 2606:4700:3033::6815:16ac 2606:4700:3037::ac43:cdf3 (AS13335) www.idrættenshus.dk: 104.21.22.172 172.67.205.243 2606:4700:3033::6815:16ac 2606:4700:3037::ac43:cdf3 (AS13335) |
| Wildcard | No |
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 2413455748 |
| Primary NS (MNAME) | guy.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2004-02-01 |
| Expires | 2027-02-28 (126d) |
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 |
|---|---|
| idraettenshus.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 22:03:35 shown | 1014ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-29 15:52:32 | 1236ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 14:33:26 | 2457ms | 2 NS 2 A 1 MX | ❓ Unknown |
| 2026-07-01 12:11:52 | 994ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 22:55:32 | 1865ms | 4 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-26 11:27:32 | 861ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 02:06:59 | 2234ms | 4 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-22 23:04:31 | 369ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 14:21:36 | 612ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 18:32:09 | 883ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 09:14:53 | 4522ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 14:29:59 | 279ms | 0 NS 0 A 0 MX | ❓ Unknown |