kus.dk is a .dk domain served by 2 nameservers (ara.ns.cloudflare.com, curt.ns.cloudflare.com). It was registered on 27 June 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.38.135 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx01.mail.icloud.com, mx02.mail.icloud.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 |
|---|---|---|---|---|---|---|---|
| 104.21.38.135 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.223.40 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:df28 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::6815:2687 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.38.135,172.67.223.40 ech=AEX+DQBBBgAgACCIIbl2Yisuf1zLuD07DCxJ7+cffrfm+7YZc/Owk7nCIAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:df28,2606:4700:3034::6815:2687 |
| TXT Record |
|---|
| apple-domain=IdN970cQTkneoc1Y |
| v=spf1 include:spf.messagingengine.com include:icloud.com ~all |
| Policy | Record (kus.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.messagingengine.com include:icloud.com ~all |
| www | 104.21.38.135 172.67.223.40 2606:4700:3033::ac43:df28 2606:4700:3034::6815:2687 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 6/10 · 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 | 2417755301 |
| Primary NS (MNAME) | ara.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 | 2014-06-27 |
| Expires | 2027-06-30 (254d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 12:23:41 shown | 601ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-15 11:26:58 | 2543ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-08 18:55:32 | 2007ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-07 18:44:57 | 609ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-29 14:44:47 | 2064ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-27 12:24:02 | 1217ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-24 11:44:59 | 1127ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-15 15:12:13 | 1914ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-11 16:22:36 | 1709ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-30 14:55:50 | 18231ms | 2 NS 2 A 2 MX | ❓ Unknown |
| 2026-06-25 02:30:36 | 5126ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-24 18:13:09 | 969ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-23 01:48:23 | 912ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 01:44:46 | 1051ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-17 11:54:36 | 1670ms | 2 NS 2 A 2 MX | 🔓 Insecure |