collab8.dk is a .dk domain served by 2 nameservers (otto.ns.cloudflare.com, sima.ns.cloudflare.com). It was registered on 20 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.12.175.23 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by route1.mx.cloudflare.net, route3.mx.cloudflare.net and 1 more. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 49.12.175.23 | 60s | static.23.175.12.49.clients.your-server.de | AS24940 | Hetzner Online GmbH | 49.12.0.0/15 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | vpn.integr8.dk → 49.12.175.23 |
| 🔶 Autoconfig | vpn.integr8.dk → 49.12.175.23 |
| TXT Record |
|---|
| google-site-verification=aUsO80afFHiKawjR5wxnXOyLsdrYXVSEtpj1luL1L-o |
| v=spf1 include:_spf.mx.cloudflare.net ~all |
| work-os-domain-verification-x3dn0q=y8xAtnGc77DyuNeMTe1aJrkBs |
| Policy | Record (collab8.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net ~all |
| Policy | Record (_dmarc.collab8.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:20d06417ca0845bf9746272a83e7c913@dmarc-reports.cloudflare.net |
| www CNAME | vpn.integr8.dk (all on integr8.dk) → 49.12.175.23 (AS24940) |
| www vs bare domain | Same network |
| 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 |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.collab8.dk | vpn.integr8.dk |
| Service / Owner | Type | Cert association |
|---|---|---|
| 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.route1.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.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.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… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2414731174 |
| Primary NS (MNAME) | otto.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 | 2025-08-20 |
| Expires | 2027-08-19 (306d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 04:22:26 | 853ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-10-06 20:23:20 | 1018ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-10-03 16:20:49 | 904ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-30 19:10:55 | 880ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-30 17:52:49 | 1219ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-29 17:44:01 | 1174ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-26 17:16:30 | 1789ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-25 17:11:39 | 1392ms | 2 NS 1 A 5 MX | 🔓 Insecure |
| 2026-09-14 14:44:04 shown | 4523ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 07:26:07 | 9961ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-19 10:57:19 | 2006ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-08-01 21:30:35 | 2734ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-07-25 17:57:56 | 2417ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-07-16 23:38:33 | 9359ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-07-03 11:41:34 | 2332ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-25 11:34:36 | 1297ms | 2 NS 0 A 3 MX | 🔓 Insecure |
| 2026-06-16 21:45:06 | 998ms | 2 NS 0 A 3 MX | 🔓 Insecure |