efterlysting.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 1 March 2016 (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 | efterlysting.dk → 46.183.138.100 |
| 🔶 Autoconfig | efterlysting.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 (efterlysting.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.efterlysting.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | efterlysting.dk (all on efterlysting.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.efterlysting.dk | efterlysting.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 | 2026090301 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@efterlysting.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2016-03-01 |
| Expires | 2027-03-31 (158d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 02:36:10 | 1898ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-20 06:45:28 | 1182ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-16 02:24:08 | 787ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 11:21:47 | 952ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-03 08:30:45 | 775ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 02:02:39 | 721ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-29 22:09:11 | 1143ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 23:29:33 | 964ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-23 23:09:34 | 768ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-17 05:44:37 | 862ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 09:03:56 | 861ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-07 04:53:01 shown | 1268ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 07:15:32 | 2965ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 18:02:36 | 873ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-26 17:18:20 | 954ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 15:36:39 | 1961ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-14 20:45:34 | 1850ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-09 18:51:41 | 2652ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-31 03:15:29 | 1216ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 03:29:36 | 995ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-17 11:20:54 | 9939ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-11 09:34:45 | 2067ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 20:10:24 | 9731ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 14:43:17 | 701ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 10:16:48 | 784ms | 5 NS 1 A 3 MX | 🔓 Insecure |