krndk.dk is a .dk domain served by 4 nameservers (ns1auth.krn.dk, ns2auth.krn.dk, ns3auth.krn.dk and 1 more). It was registered on 12 July 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 194.255.84.23 is hosted by Norlys Telco A/S (AS3308) in Denmark. Mail is handled by mailserver.krn.dk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 194.255.84.23 | 3600s | — | AS3308 | Norlys Telco A/S | 194.255.0.0/16 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mailserver.krn.dk | 194.255.84.23 | — | AS3308 Norlys Telco A/S |
| TXT Record |
|---|
| DNS admin: Kristen Nielsen, krn@krn.dk, tlf 36 430401 / 40 466221 |
| google-site-verification=DTAuFMebP1pz6xA-nVLSgVYZZDkMAuX24Y0FIh5BVOA |
| v=spf1 a mx ip4:194.255.84.23 mx:fjotte.krn.dk +all |
| Policy | Record (krndk.dk) |
|---|---|
| +all (no restriction) | v=spf1 a mx ip4:194.255.84.23 mx:fjotte.krn.dk +all |
| www CNAME | nstry.krn.dk (all on krn.dk) → 194.255.84.24 (AS3308) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 3/10 · policy: +all
| 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 | 2026082000 |
| Primary NS (MNAME) | ns1auth.krn.dk |
| Responsible (RNAME) | hostmaster@krndk.dk |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2011-07-12 |
| Expires | 2027-07-31 (285d) |
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 19:47:55 | 10965ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-05 19:30:14 shown | 1220ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 00:16:30 | 1413ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-21 11:28:41 | 1239ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 04:00:40 | 695ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-23 06:10:28 | 917ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 22:28:24 | 3612ms | 4 NS 1 A 1 MX | 🔓 Insecure |