karberghus.dk is a .dk domain served by 2 nameservers (blair.ns.cloudflare.com, frank.ns.cloudflare.com). It was registered on 1 October 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.206 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by karberghus-dk.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 185.21.42.206 | 300s | linux201.scannet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| N+h8sn5OpfUw2Iv06e5tTtpm22gTn9mxHK+y7K2kXPvbHezM2NAMufFN6ilaFDf3nmZgMlm21EdfKptKAPbSlg== |
| v=spf1 include:spf.protection.outlook.com ip4:78.153.168.186 ip4:195.128.175.112 ip4:89.188.73.2 -all |
| Policy | Record (karberghus.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com ip4:78.153.168.186 ip4:195.128.175.112 ip4:89.188.73.2 -all |
| Policy | Record (_dmarc.karberghus.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; |
| www | 185.21.42.206 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-karberghus-dk._domainkey.hansjust.onmicrosoft.com | 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| 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 | 2412953151 |
| Primary NS (MNAME) | blair.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2005-10-01 |
| Expires | 2026-10-31 (13d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 10:47:58 | 1936ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-07 07:09:44 | 1136ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 05:39:19 | 720ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 05:40:00 | 1195ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 14:24:08 shown | 1082ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-24 13:36:16 | 3011ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-09 14:08:57 | 4724ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 05:25:57 | 1558ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 14:58:37 | 1427ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:50:49 | 1168ms | 2 NS 1 A 1 MX | 🔓 Insecure |