easystudy.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 7 April 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.221 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.221 | 3600s | web21.gigahost.dk | AS47292 | Sentia Denmark A/S | 217.116.224.0/20 | 🇩🇰 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 | easystudy.dk → 217.116.232.221 |
| 🔶 Autoconfig | easystudy.dk → 217.116.232.221 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | easystudy.dk (all on easystudy.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.easystudy.dk | easystudy.dk |
| 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 | 2026100801 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@easystudy.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2013-04-07 |
| 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).
| Domain | Registrar |
|---|---|
| aseo.dk | Punktum dk A/S (direct) |
| cordius.dk | Punktum dk A/S (direct) |
| ottesennet.dk | Punktum dk A/S (direct) |
| rennielsen.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 01:53:54 | 919ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 12:11:17 shown | 1054ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 04:12:57 | 1879ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-28 03:25:45 | 2604ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 03:27:15 | 1119ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-20 17:55:07 | 986ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-13 16:21:37 | 811ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-10 00:04:18 | 866ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-02 23:53:46 | 790ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 21:28:56 | 1065ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 05:28:06 | 2961ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 02:01:19 | 7416ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 15:44:44 | 8858ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-10 07:03:44 | 10146ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-05 12:56:53 | 1031ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 16:58:32 | 9997ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 08:11:03 | 1234ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-09 21:00:13 | 2975ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 20:27:18 | 1933ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 10:22:26 | 1371ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-24 13:46:54 | 1928ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-23 18:32:12 | 1198ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 23:21:32 | 1006ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 15:16:02 | 1531ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 05:35:53 | 693ms | 5 NS 1 A 3 MX | 🔓 Insecure |