3kplus.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 31 May 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.221.196.247 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by fiber209.3kplus.dk. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 91.221.196.247 | 43200s | — | AS51468 | One.com A/S | 91.221.196.0/23 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | fiber209.3kplus.dk | 217.63.121.209 | mail.almacon.dk | AS42525 GlobalConnect A/S |
| TXT Record |
|---|
| v=spf1 a:kamco.dk ip4:217.63.120.194 ~all |
| Policy | Record (3kplus.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a:kamco.dk ip4:217.63.120.194 ~all |
| www CNAME | 3kplus.dk (all on 3kplus.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2017-05-31 |
| Expires | 2027-05-31 (225d) |
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).
| Domain | Registrar |
|---|---|
| fttb.dk | Punktum dk A/S (direct) |
| kabelcom.dk | Punktum dk A/S (direct) |
| moensentreprenoer.dk | Punktum dk A/S (direct) |
| mons.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 05:44:07 | 560ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 01:47:18 | 505ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-06 20:13:06 | 491ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 14:57:02 | 1087ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 01:04:21 shown | 1646ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 23:34:21 | 786ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 16:57:20 | 919ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 17:40:12 | 1384ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 13:14:36 | 724ms | 2 NS 1 A 1 MX | 🔒 Secure |