whyenergyefficiency.dk is a .dk domain served by 2 nameservers (udns1.cscdns.net, udns2.cscdns.uk). It was registered on 22 April 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 75.2.60.5 is hosted by Amazon.com, Inc. (AS16509) in United States. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 75.2.60.5 | — | acd89244c803f7181.awsglobalaccelerator.com | AS16509 | Amazon.com, Inc. | 75.2.0.0/17 | 🇺🇸 United States | — |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (whyenergyefficiency.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| Policy | Record (_dmarc.whyenergyefficiency.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | broken trust chain resolving 'whyenergyefficiency.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2022042205 |
| Primary NS (MNAME) | udns1.cscdns.net |
| Responsible (RNAME) | hostmaster@cscdns.net |
| Refresh | 3600s |
| Retry | 3600s |
| Expire | 3600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | CSC Digital Brand Service, Inc |
| Registered | 2022-04-22 |
| Expires | 2027-04-21 (175d) |
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 |
|---|---|---|---|
| 2026-10-07 21:09:58 | 409ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-30 06:16:46 | 599ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-24 23:49:04 | 532ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-14 07:15:22 | 1082ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-04 10:32:02 | 525ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-21 04:48:54 | 559ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-07-04 13:02:37 | 655ms | 2 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-18 05:27:43 shown | 1077ms | 2 NS 1 A 0 MX | ⚠️ Bogus |