eon-optimum.dk is a .dk domain served by 2 nameservers (elly.ns.cloudflare.com, troy.ns.cloudflare.com). It was registered on 5 October 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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.
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (eon-optimum.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www | Exists, no address |
| www vs bare domain | Neither resolves eon-optimum.dk: no address www.eon-optimum.dk: no address |
| Wildcard | No |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2416384259 |
| Primary NS (MNAME) | elly.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | InterNetX GmbH |
| Registered | 2017-10-05 |
| Expires | 2026-10-31 (14d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 12:16:12 shown | 1044ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-02 08:05:06 | 751ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-30 07:51:15 | 457ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-20 20:31:48 | 1198ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-12 08:34:15 | 9466ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-08 22:59:09 | 1737ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-30 13:02:06 | 767ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-17 07:50:17 | 328ms | 2 NS 0 A 0 MX | ❓ Unknown |