4stroke.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 4 December 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.138.100 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, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | 3600s | — | 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 | 4stroke.dk → 46.183.138.100 |
| 🔶 Autoconfig | 4stroke.dk → 46.183.138.100 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| spf2.0/pra |
| v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (4stroke.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.4stroke.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | 4stroke.dk (all on 4stroke.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.4stroke.dk | 4stroke.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 | 2026070201 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@4stroke.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2004-12-04 |
| Expires | 2026-12-31 (64d) |
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 |
|---|---|---|---|
| 2026-10-24 03:12:46 | 571ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-15 03:50:18 | 925ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 14:01:35 | 1004ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-03 11:55:16 | 680ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-02 00:15:01 | 1163ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 22:33:59 | 845ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-22 15:27:39 | 1189ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 02:52:18 | 775ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-05 03:15:39 | 696ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-01 11:09:15 | 9568ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 22:53:47 | 868ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 22:39:12 | 3297ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-14 03:32:13 | 1474ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-08-07 04:37:25 | 1169ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 16:02:51 | 943ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 20:07:39 | 969ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-09 23:11:30 | 2125ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 19:14:18 shown | 4707ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-30 08:57:47 | 930ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-24 15:33:02 | 1823ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 07:23:33 | 680ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 23:54:00 | 1179ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 23:03:39 | 514ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 09:55:51 | 1170ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 12:51:01 | 1449ms | 5 NS 1 A 3 MX | 🔓 Insecure |