kolbyinc.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 7 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 178.251.4.116 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by antispam.smtp.nrd.dk, mail.kolbyinc.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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 178.251.4.116 | 360s | vm0842.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 178.251.0.0/21 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | antispam.smtp.nrd.dk | 185.38.180.4 185.38.181.4 |
adv-aberg-se.mx2.mx25.net adv-aberg-se.mx1.mailanyone.net |
— — |
| 10 | 3600s | mail.kolbyinc.dk | 62.243.45.230 | smtp.nrd.dk | AS3292 TDC Holding A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 178.251.4.116 |
| 🔶 Autoconfig | 178.251.4.116 |
| www | 178.251.4.116 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2024030606 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2011-09-07 |
| Expires | 2027-09-30 (342d) |
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 |
|---|---|---|---|
| 2026-10-22 14:59:53 shown | 978ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-01 00:06:40 | 527ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 12:03:03 | 779ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-27 14:08:04 | 1599ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-25 10:47:27 | 1266ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 06:00:36 | 869ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 17:34:44 | 1414ms | 2 NS 1 A 2 MX | 🔒 Secure |