dosen.dk is a .dk domain served by 2 nameservers (ns5.kasserver.com, ns6.kasserver.com). It was registered on 12 October 2026 (WHOIS) and first appeared in the .dk zone on 13 October 2026. Its website address 90.187.247.181 is hosted by Vodafone GmbH (AS3209) in Germany. Mail is handled by w00c5610.kasserver.com. The zone is not DNSSEC-signed, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns5.kasserver.com | 85.13.128.3 | ns5.kasserver.com | AS34788 Neue Medien Muennich GmbH |
| ns6.kasserver.com | 85.13.159.101 | ns6.kasserver.com | AS34788 Neue Medien Muennich GmbH |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 90.187.247.181 | 7200s | mail.chlctt.de | AS3209 | Vodafone GmbH | 90.186.0.0/15 | 🇩🇪 Germany | Hamburg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 7200s | w00c5610.kasserver.com | 85.13.153.104 | dd36622.kasserver.com | AS34788 Neue Medien Muennich GmbH |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | w00c5610.kasserver.com → 85.13.153.104 |
| 🔶 Autoconfig | w00c5610.kasserver.com → 85.13.153.104 |
| TXT Record |
|---|
| v=spf1 a mx include:spf.kasserver.com ~all |
| Policy | Record (dosen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:spf.kasserver.com ~all |
| Policy | Record (_dmarc.dosen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | w00c5610.kasserver.com (all on kasserver.com) → 85.13.153.104 (AS34788) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.dosen.dk | w00c5610.kasserver.com |
| 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 | 2610122002 |
| Primary NS (MNAME) | ns5.kasserver.com |
| Responsible (RNAME) | hostmaster@kasserver.com |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 7200s |
| Field | Value |
|---|---|
| Registrar | RegistryGate GmbH |
| Registered | 2026-10-12 |
| Expires | 2027-10-11 (359d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 09:34:10 shown | 2260ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-13 09:33:28 | 1026ms | 2 NS 1 A 1 MX | 🔓 Insecure |