laerogkoer.dk is a .dk domain served by 2 nameservers (jeremy.ns.cloudflare.com, venus.ns.cloudflare.com). It was registered on 12 October 2026 (WHOIS) and first appeared in the .dk zone on 13 October 2026. Its website address 104.21.21.194 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by entrap-01.hostns.io, entrap-02.hostns.io and 1 more. The zone is not DNSSEC-signed, publishes a 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.21.194 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.200.16 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 120s | entrap-01.hostns.io | 37.26.108.201 | entrap-01.hostns.io | AS52148 Enix Ltd |
| 10 | 120s | entrap-02.hostns.io | 37.26.108.77 | entrap-02.hostns.io | AS52148 Enix Ltd |
| 10 | 120s | entrap-03.hostns.io | 37.26.108.249 | entrap-03.hostns.io | AS52148 Enix Ltd |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.21.194,172.67.200.16 ech=AEX+DQBB1AAgACDlQS8OPB3M2oOoCB9qtqz3pOAPwzYp9Kn+XAWO1uRicQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= |
| TXT Record |
|---|
| v=spf1 ip4:185.73.8.2 include:spf.hostns.io +a +mx -all |
| Policy | Record (laerogkoer.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:185.73.8.2 include:spf.hostns.io +a +mx -all |
| Policy | Record (_dmarc.laerogkoer.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 185.73.8.2 (AS52148) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA Invalid key data — receivers can't verify signatures |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.laerogkoer.dk | IYPPURk9mobBQFyrCaXyq1wdDwRPc5JX3nUOv-D8eV0 |
| TXT | _acme-challenge.laerogkoer.dk | T_-ysDM2Lpwy4ZiTbJu1ExQD_v3cfCSWlfvRMQ0rV6c |
| 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 | 2417621960 |
| Primary NS (MNAME) | jeremy.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2026-10-12 |
| Expires | 2027-10-11 (359d) |
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 |
|---|---|
| dit3dprint.dk | Simply.com A/S |
| genix.dk | Simply.com A/S |
| itweb.dk | Simply.com A/S |
| mit-digital.dk | Simply.com A/S |
| mitdigital.dk | Simply.com A/S |
| web-group.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 15:19:54 shown | 4893ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-15 11:03:58 | 2960ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-14 09:39:54 | 2659ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-13 08:33:57 | 3286ms | 2 NS 1 A 3 MX | 🔓 Insecure |