skoledata.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 5 June 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.221.167.180 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by kmddk.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 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 |
|---|---|---|---|---|---|---|---|
| 89.221.167.180 | 3600s | — | AS31027 | GlobalConnect A/S | 89.221.160.0/20 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 89.221.167.180 |
| 🔶 Autoconfig | 89.221.167.180 |
| TXT Record |
|---|
| MS=ms18345806 |
| MS=ms77488670 |
| MS=ms83268824 |
| v=spf1 include:spf.protection.outlook.com ip4:131.165.63.83 ip4:131.165.63.85 ip4:131.165.63.88 ip4:131.165.63.89 ip4:93.90.117.79 include:dedicated.mysmtp.com -all |
| Policy | Record (skoledata.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com ip4:131.165.63.83 ip4:131.165.63.85 ip4:131.165.63.88 ip4:131.165.63.89 ip4:93.90.117.79 include:dedicated.mysmtp.com -all |
| www | 89.221.167.180 (AS31027) (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 | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 5/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2022120600 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 1996-06-05 |
| Expires | 2027-06-30 (254d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 04:48:13 | 1050ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 16:46:27 | 1276ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 17:25:15 | 793ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 06:36:18 shown | 1098ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 12:07:02 | 1010ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 14:41:36 | 2593ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 13:19:58 | 1392ms | 4 NS 1 A 1 MX | 🔒 Secure |