gus2600.dk is a .dk domain served by 2 nameservers (kip.ns.cloudflare.com, serena.ns.cloudflare.com). It was registered on 16 February 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.97.209 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by route2.mx.cloudflare.net, route3.mx.cloudflare.net and 1 more. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 94.231.97.209 | 300s | nginx1.relationhouse.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| TXT Record |
|---|
| MS=ms60232774 |
| ungdomsskoler.azurewebsites.net |
| v=spf1 include:_spf.mx.cloudflare.net ~all |
| Policy | Record (gus2600.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net ~all |
| www CNAME | gus2600.dk (all on gus2600.dk) → 94.231.97.209 (AS48854) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| 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.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2417506831 |
| Primary NS (MNAME) | kip.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 | 2018-02-16 |
| Expires | 2027-08-31 (318d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 03:42:18 shown | 3007ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-03 15:29:19 | 804ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-02 15:29:10 | 660ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-23 13:49:20 | 1023ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-30 03:14:20 | 1228ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-06 00:10:45 | 2735ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-25 15:13:02 | 1637ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-11 04:05:13 | 1951ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-27 06:07:52 | 1063ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-22 02:57:30 | 834ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-21 09:47:58 | 1157ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 11:28:50 | 861ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 10:54:36 | 5051ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 10:52:56 | 1786ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-17 10:50:30 | 1250ms | 2 NS 1 A 3 MX | 🔒 Secure |