kursusportal.dk is a .dk domain served by 5 nameservers (ns1pri.webhosting.dk, ns2.mywebtonet.com, ns2.webhosting.dk and 2 more). It was registered on 19 April 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.250.160.28 is hosted by Cibicom A/S (AS3342) in Denmark. Mail is handled by webhotel8.webhosting.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 |
|---|---|---|---|---|---|---|---|
| 157.250.160.28 | 600s | webhotel8.webhosting.dk | AS3342 | Cibicom A/S | 157.250.160.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | webhotel8.webhosting.dk | 157.250.160.28 | webhotel8.webhosting.dk | AS3342 Cibicom A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 157.250.160.28 |
| 🔶 Autoconfig | 157.250.160.28 |
| www | 157.250.160.28 (AS3342) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.webhotel8.webhosting.dk | DANE-TA · SPKI · SHA-256 | 55ADE8CA0305C103E1438FF1EF2B3DA4… |
| SMTP _25._tcp.webhotel8.webhosting.dk | DANE-EE · SPKI · SHA-256 | 55ADE8CA0305C103E1438FF1EF2B3DA4… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025042009 |
| Primary NS (MNAME) | ns1pri.webhosting.dk |
| Responsible (RNAME) | hostmaster@webhosting.dk |
| Refresh | 21600s |
| Retry | 3600s |
| Expire | 14515200s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2025-04-19 |
| Expires | 2027-04-18 (177d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 17:36:15 shown | 604ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 03:19:59 | 566ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 10:13:41 | 705ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-20 02:40:26 | 9426ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-06 21:14:40 | 867ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-18 01:38:32 | 881ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 22:09:12 | 703ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 20:28:22 | 879ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 19:25:26 | 473ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 14:38:05 | 677ms | 5 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 07:09:51 | 716ms | 5 NS 1 A 1 MX | 🔒 Secure |