kac.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.139.221 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 46.183.139.221 | 3600s | web21.gigahost.dk | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.183.139.221 |
| 🔶 Autoconfig | 46.183.139.221 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| google-site-verification=FFZfZfFdRVNfa2AHmj4NMPHbEL7k248mo6PGiFysXUI |
| google-site-verification=JA5mAO2dmDqClQ_ktVTcKPz0gsnrUJBEZCTKNIBlzRM |
| google-site-verification=JxjEHOu-jJtanvj29P7u2TuEqICsZ5LMQ6bjNevVZNc |
| www CNAME | kacdk-yj4qy.ondigitalocean.app (all on ondigitalocean.app) |
| www vs bare domain | Different networks kac.dk: 46.183.139.221 (AS47292) (all like this)www.kac.dk: 162.159.140.98 172.66.0.96 2606:4700:7::60 2a06:98c1:58::60 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u2812911.wl162.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u2812911.wl162.sendgrid.net | RSA · ~1024 bit below 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.
| 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 | 2026082001 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@kac.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 19:57:19 | 881ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 15:43:16 | 1454ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-07 15:38:19 | 1690ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-02 14:58:40 | 857ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 12:30:27 | 874ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 12:25:37 | 782ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-29 17:39:50 | 869ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-25 04:36:24 | 2644ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 14:27:23 | 723ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-20 22:34:35 | 1094ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 03:57:48 | 1347ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-08 07:49:07 | 1063ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 22:45:02 | 637ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 11:44:17 shown | 3922ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 05:58:05 | 2976ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-07 02:17:52 | 3017ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-31 23:11:49 | 1130ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-23 14:22:29 | 888ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 23:01:43 | 2857ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-12 09:32:20 | 9829ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 14:56:37 | 5782ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 17:07:40 | 2345ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 09:00:03 | 977ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 19:12:00 | 1383ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 22:04:05 | 781ms | 5 NS 1 A 3 MX | 🔓 Insecure |