erdahus.dk is a .dk domain served by 4 nameservers (ns-1109.awsdns-10.org, ns-1720.awsdns-23.co.uk, ns-490.awsdns-61.com and 1 more). It was registered on 19 July 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 76.76.21.21 is hosted by Amazon.com, Inc. (AS16509) in United States. The zone is DNSSEC-signed but currently fails validation, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns-1109.awsdns-10.org | — | — | — |
| ns-1720.awsdns-23.co.uk | — | — | — |
| ns-490.awsdns-61.com | — | — | — |
| ns-676.awsdns-20.net | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 76.76.21.21 | — | — | AS16509 | Amazon.com, Inc. | 76.76.21.0/24 | 🇺🇸 United States | Walnut |
| TXT Record |
|---|
| google-site-verification=3w-2tdlVKDr3xJbyhOQoDEPAgNtVboeDoib_rJiNLvs |
| www CNAME | cname.vercel-dns.com (all on vercel-dns.com) |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'erdahus.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns-1720.awsdns-23.co.uk |
| Responsible (RNAME) | awsdns-hostmaster@amazon.com |
| Refresh | 7200s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Key-Systems GmbH |
| Registered | 2017-07-19 |
| Expires | 2027-07-31 (285d) |
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 |
|---|---|---|---|
| 2026-09-30 00:16:17 | 3050ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-17 00:18:50 | 5901ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-02 17:03:45 | 2273ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-08-27 14:42:35 | 3335ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-02 11:58:53 | 12073ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-27 09:22:18 | 557ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-24 05:02:41 | 912ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 01:15:14 | 1006ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 08:23:01 | 20222ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 08:12:14 | 1203ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 08:03:21 shown | 375ms | 4 NS 1 A 0 MX | ⚠️ Bogus |
| 2026-06-17 08:00:16 | 570ms | 4 NS 1 A 0 MX | 🔓 Insecure |