zinsser-analytic.dk is a .dk domain served by 2 nameservers (joan.ns.cloudflare.com, owen.ns.cloudflare.com). It was registered on 14 December 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.79.24 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 |
|---|---|---|---|---|---|---|---|
| 104.21.79.24 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.168.182 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.168.182 |
| 🔶 Autoconfig | 172.67.168.182 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:a8b6 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:4f18 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.79.24,172.67.168.182 ech=AEX+DQBBMQAgACCy058hJovyjVmeOjZykbK/FCRfd/L2tWiDiltP51M/dwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a8b6,2606:4700:3037::6815:4f18 |
| www | 104.21.79.24 172.67.168.182 2606:4700:3033::ac43:a8b6 2606:4700:3037::6815:4f18 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network zinsser-analytic.dk: 104.21.79.24 172.67.168.182 2606:4700:3033::ac43:a8b6 2606:4700:3037::6815:4f18 (AS13335) www.zinsser-analytic.dk: 104.21.79.24 172.67.168.182 2606:4700:3033::ac43:a8b6 2606:4700:3037::6815:4f18 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.zinsser-analytic.dk | afqhbeq4yZWaw0LOs903lUi5HNDjglsn5YOJYTh5RAM |
| TXT | _acme-challenge.zinsser-analytic.dk | R4YsBuo_rZOoP7D_qzR7tP3HshgD20OOKXA6nr9UNWI |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2413468599 |
| Primary NS (MNAME) | joan.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | MarkMonitor Inc. |
| Registered | 2023-12-14 |
| Expires | 2027-12-13 (418d) |
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 |
|---|---|---|---|
| 2026-10-03 20:27:59 | 462ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-29 20:10:23 | 2266ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-25 08:19:30 | 9471ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-15 08:52:42 | 1160ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-11 13:09:21 | 1635ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-04 11:17:19 | 497ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-31 14:16:46 | 1736ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-29 09:28:34 shown | 1129ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-17 17:17:00 | 9846ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-24 16:05:12 | 770ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-09 01:07:00 | 887ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-01 11:17:24 | 791ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-17 23:13:30 | 3451ms | 2 NS 2 A 0 MX | 🔓 Insecure |