ibooked.dk is a .dk domain served by 2 nameservers (greg.ns.cloudflare.com, lola.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.47.78 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.ibooked.dk. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.47.78 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.170.197 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.ibooked.dk | 213.174.150.40 | mail.ciliara.net | AS39572 DataWeb Global Group B.V. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.170.197 |
| 🔶 Autoconfig | 172.67.170.197 |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.47.78,172.67.170.197 ech=AEX+DQBB8gAgACC+WHECILa9uUDurP+vkrsgP7J9B/vpGrYGSR+OMf/yFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= |
| TXT Record |
|---|
| google-site-verification=uofXtkyCPbeH6oZMPqudsEhOHvVr44e8xC16RfHjETo |
| www | 104.21.47.78 172.67.170.197 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network ibooked.dk: 104.21.47.78 172.67.170.197 (AS13335) www.ibooked.dk: 104.21.47.78 172.67.170.197 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.ibooked.dk | 9aPwtG3CYhS9Sc5dKv-IagomzGdJKeBbxjnyQ6Ddc4M |
| TXT | _acme-challenge.ibooked.dk | udr8YO2OMud_6qxXSuxtv_wtKrGQbqjsheQtwaJDooI |
| 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 | 2413600860 |
| Primary NS (MNAME) | greg.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 15:08:51 | 779ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-20 04:00:55 | 1808ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-08 20:22:57 | 1680ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-31 04:49:55 shown | 1110ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-25 11:18:29 | 968ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-06 18:23:01 | 1002ms | 2 NS 2 A 1 MX | ❓ Unknown |
| 2026-07-19 20:36:08 | 1275ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-26 07:24:37 | 809ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-20 04:18:53 | 1535ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 14:17:14 | 915ms | 2 NS 2 A 1 MX | 🔓 Insecure |