trsy.dk is a .dk domain served by 2 nameservers (hal.ns.cloudflare.com, maisie.ns.cloudflare.com). It was registered on 11 May 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.89.249 is hosted by Cloudflare, Inc. (AS13335). 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.89.249 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.166.48 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | traefik-cluster-lb-production-495132851.eu-west-1.elb.amazonaws.com → 54.76.163.85 |
| 🔶 Autoconfig | traefik-cluster-lb-production-495132851.eu-west-1.elb.amazonaws.com → 108.133.35.109 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3032::6815:59f9 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3032::ac43:a630 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.89.249,172.67.166.48 ech=AEX+DQBBVQAgACDdbt+aHFVKNToD3+mqhSEAzhwg9TWYlkmiEIrPy25vAAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::6815:59f9,2606:4700:3032::ac43:a630 |
| www CNAME | traefik-cluster-lb-production-495132851.eu-west-1.elb.amazonaws.com (all on amazonaws.com) |
| www vs bare domain | Different networks trsy.dk: 104.21.89.249 172.67.166.48 2606:4700:3032::6815:59f9 2606:4700:3032::ac43:a630 (AS13335) (all like this)www.trsy.dk: 34.242.22.108 52.17.112.93 (AS16509) |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.trsy.dk | traefik-cluster-lb-production-495132851.eu-west-1.elb.amazonaws.com |
| 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 | 2403114837 |
| Primary NS (MNAME) | hal.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 | 2018-05-11 |
| Expires | 2027-05-31 (219d) |
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 12:35:44 | 893ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-30 07:35:17 | 699ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-27 19:44:48 | 638ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-17 12:48:27 | 1412ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-04 02:13:54 | 1097ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-30 06:36:41 | 1139ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-27 21:48:32 | 1280ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-01 07:06:21 | 2009ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-25 22:08:26 shown | 1601ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 13:31:31 | 2523ms | 2 NS 2 A 0 MX | 🔓 Insecure |