20837604.dk is a .dk domain served by 2 nameservers (ajay.ns.cloudflare.com, miki.ns.cloudflare.com). It was registered on 7 March 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by in1-smtp.messagingengine.com, in2-smtp.messagingengine.com. The zone is not DNSSEC-signed, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ajay.ns.cloudflare.com | — | — | — |
| miki.ns.cloudflare.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 188.114.96.3 | — | — | AS13335 | — | — | — | — |
| 188.114.97.3 | — | — | AS13335 | — | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a06:98c1:3120::3 | — | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| 2a06:98c1:3121::3 | — | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3120:0:0:0:0:0/46 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=188.114.96.3,188.114.97.3 ech=AEX+DQBBlwAgACA41AMgc1sbai2CoOVhilCbC1JktSaHjQMIOv4l671bLwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::3,2a06:98c1:3121::3 |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve 20837604.dk: 104.21.74.4 172.67.194.56 2606:4700:3032::6815:4a04 2606:4700:3033::ac43:c238 (AS13335) (all like this)www.20837604.dk: no address |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2405519894 |
| Primary NS (MNAME) | ajay.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 | 2018-03-07 |
| Expires | 2027-07-31 (287d) |
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).
| Domain | Registrar |
|---|---|
| brændekløver.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 16:18:50 | 1169ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-24 13:17:49 | 1773ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-23 12:55:15 | 968ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-11 03:01:21 | 969ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-28 09:47:01 | 2801ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-23 04:32:38 | 2212ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-06 22:41:18 | 2081ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-27 16:37:09 | 1980ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-20 06:43:40 | 905ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 13:19:21 shown | 15613ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 13:12:54 | 918ms | 2 NS 2 A 2 MX | 🔓 Insecure |