esl-foreningen.dk is a .dk domain served by 4 nameservers (ns1.c1.sdc-hosting.com, ns1.c2.sdc-hosting.com, ns1.c3.sdc-hosting.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.16 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail1.c1.sdc-hosting.com, mail1.c2.sdc-hosting.com 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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 185.20.205.16 | 86400s | linux347.unoeuro.com | AS48854 | team.blue Denmark A/S | 185.20.204.0/22 | 🇩🇰 Denmark | — |
| www | 185.20.205.16 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 97 |
| Primary NS (MNAME) | ns1.c1.sdc-hosting.com |
| Responsible (RNAME) | support@sdc-hosting.com |
| Refresh | 900s |
| Retry | 300s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-08-28 05:25:31 shown | 735ms | 4 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 00:08:59 | 4651ms | 4 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 23:57:41 | 1419ms | 4 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 15:08:29 | 1255ms | 4 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 08:25:19 | 507ms | 4 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 08:24:26 | 722ms | 4 NS 1 A 3 MX | 🔓 Insecure |