syntaktisk.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 9 November 2006 (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 | syntaktisk.dk → 46.183.138.100 |
| 🔶 Autoconfig | syntaktisk.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 (syntaktisk.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.syntaktisk.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | syntaktisk.dk (all on syntaktisk.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.syntaktisk.dk | syntaktisk.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 | 2026081301 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@syntaktisk.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | GIGAHOST ApS |
| Registered | 2006-11-09 |
| Expires | 2026-11-30 (39d) |
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 |
|---|---|
| 0b.dk | GIGAHOST ApS |
| itet.dk | nordicway ApS |
| jjzf.dk | Punktum dk A/S (direct) |
| rosenbad.dk | GIGAHOST ApS |
| sagt.dk | GIGAHOST ApS |
| uset.dk | nordicway ApS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 06:41:54 | 740ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 19:44:09 | 914ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 18:29:17 | 1096ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 17:27:09 | 836ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-19 05:08:46 | 870ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-15 10:19:52 | 970ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-09 05:44:08 | 1352ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-05 02:07:54 | 1340ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 12:50:13 | 706ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 18:08:19 | 6080ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 23:28:41 shown | 1005ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 18:11:42 | 1071ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-31 17:32:25 | 8675ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-24 01:56:42 | 2500ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-16 22:53:17 | 1268ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-10 13:53:30 | 974ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-03 14:18:40 | 6002ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 03:25:35 | 1064ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 04:38:28 | 609ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 00:20:34 | 868ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 14:49:33 | 1682ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 13:37:15 | 2032ms | 5 NS 1 A 3 MX | 🔓 Insecure |