optimerings-guiden.dk is a .dk domain served by 2 nameservers (josh.ns.cloudflare.com, lisa.ns.cloudflare.com). It was registered on 22 August 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.114.96.9 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.unoeuro.com. The zone is of unknown DNSSEC status, 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 |
|---|---|---|---|---|---|---|---|
| 188.114.96.9 | — | — | AS13335 | Cloudflare, Inc. | 188.114.96.0/22 | — | — |
| 188.114.97.9 | — | — | AS13335 | Cloudflare, Inc. | 188.114.96.0/22 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx.unoeuro.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a06:98c1:3120::9 | — | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| 2a06:98c1:3121::9 | — | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=188.114.96.9,188.114.97.9 ech=AEX+DQBBgwAgACA0KOPNBqTxhLwg5g8zJrhsSmTaWtcJ+w22tMJDD+Q2UwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::9,2a06:98c1:3121::9 |
| www | 104.21.89.250 172.67.166.49 2606:4700:3033::ac43:a631 2606:4700:3037::6815:59fa (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network optimerings-guiden.dk: 104.21.89.250 172.67.166.49 2606:4700:3033::ac43:a631 2606:4700:3037::6815:59fa (AS13335) www.optimerings-guiden.dk: 104.21.89.250 172.67.166.49 2606:4700:3033::ac43:a631 2606:4700:3037::6815:59fa (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: failure |
| Field | Value |
|---|---|
| Serial | 2406677217 |
| Primary NS (MNAME) | josh.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2013-08-22 |
| Expires | 2030-08-31 (1407d) |
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 |
|---|---|---|---|
| 2026-10-09 09:35:13 | 1935ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-08 09:24:09 | 3510ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-30 10:54:37 | 1476ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 22:31:36 | 1569ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 18:25:01 | 798ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 00:02:52 | 3380ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-10 02:43:04 | 2039ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-30 15:43:17 | 1064ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-25 19:53:13 | 856ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 06:04:51 | 616ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 17:13:44 shown | 751ms | 2 NS 2 A 1 MX | ❓ Unknown |