vvs-energiuddannelsen.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 25 February 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.208.36.103 is hosted by Combell NV (AS34762) in Belgium. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 188.208.36.103 | — | 188.208.36.103.static.hosted.by.combell-ops.net | AS34762 | Combell NV | 188.208.36.0/23 | 🇧🇪 Belgium | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 68.183.72.238 |
| 🔶 Autoconfig | 68.183.72.238 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a00:1c98:1000:1263:0:3:63fa:f943 | — | — | AS34762 | Combell NV | 2a00:1c98:0:0:0:0:0:0/32 | 🇧🇪 Belgium | — |
| TXT Record |
|---|
| google-site-verification=7ed5ovb70jyGetvktBYWmME7F87aApsz6BsXNfK3chE |
| www | 188.208.36.103 2a00:1c98:1000:1263:0:3:63fa:f943 (AS34762) (address records, no CNAME) |
| www vs bare domain | Same network vvs-energiuddannelsen.dk: 188.208.36.103 2a00:1c98:1000:1263:0:3:63fa:f943 (AS34762) www.vvs-energiuddannelsen.dk: 188.208.36.103 2a00:1c98:1000:1263:0:3:63fa:f943 (AS34762) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2023101001 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2016-02-25 |
| Expires | 2027-02-28 (131d) |
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 |
|---|---|---|---|
| 2026-10-02 17:04:02 | 582ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-30 16:57:52 | 595ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-24 11:22:32 | 494ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 20:32:43 | 580ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 07:43:05 | 4821ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 05:46:42 | 505ms | 4 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-18 06:34:30 shown | 2794ms | 4 NS 1 A 0 MX | 🔒 Secure |