kongeskole.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, mark.ns.cloudflare.com). It was registered on 6 April 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.66 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by kongeskole-dk.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 185.21.42.66 | 300s | vm1380.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| TXT Record |
|---|
| 09.02.2023 |
| v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_custspf.one.com -all |
| Policy | Record (kongeskole.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:spf.mandrillapp.com include:_custspf.one.com -all |
| www | 185.21.42.66 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-kongeskole-dk._domainkey.keskoledk.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-kongeskole-dk._domainkey.keskoledk.onmicrosoft.com | 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.
DNS lookups: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.kongeskole.dk | kongeskole.dk.acme.webpod12-cph3.one.com |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2417393825 |
| Primary NS (MNAME) | bella.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-04-06 |
| Expires | 2027-04-30 (195d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 10:04:38 shown | 1047ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 14:52:12 | 1623ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 13:38:11 | 1014ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 09:47:11 | 1123ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 01:26:46 | 853ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-17 16:22:48 | 1629ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-15 22:02:04 | 11150ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-03 01:55:04 | 2403ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 03:13:05 | 6332ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 12:40:30 | 1065ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 03:58:50 | 2633ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 06:21:17 | 1737ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 20:51:15 | 7039ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 18:10:08 | 2758ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 15:26:44 | 1455ms | 2 NS 1 A 1 MX | 🔒 Secure |