ibooking.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 5 May 2012 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.204 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.204 | 3600s | 204.giga-ptr.232.116.217.in-addr.arpa web4.gigahost.dk |
AS47292 | Sentia Denmark A/S | 217.116.224.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | ibooking.dk → 217.116.232.204 |
| 🔶 Autoconfig | ibooking.dk → 217.116.232.204 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | ibooking.dk (all on ibooking.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.ibooking.dk | ibooking.dk |
| 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 | 2026071601 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@ibooking.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2012-05-05 |
| Expires | 2027-05-31 (222d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-20 18:43:16 | 2557ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-15 11:10:24 | 1418ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 19:49:48 | 899ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 18:50:52 | 698ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 18:38:13 | 632ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 10:28:46 | 2660ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-22 20:39:59 | 973ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-10 05:03:26 | 887ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-03 16:40:04 | 1663ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 15:31:58 | 711ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-26 15:04:40 | 943ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 21:21:42 | 2146ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-13 03:23:03 | 4257ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-07 05:04:34 | 1232ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-03 14:13:07 | 1810ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-24 00:31:31 | 9725ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 06:57:22 shown | 8787ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-09 19:49:13 | 2938ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 20:12:34 | 2918ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 06:54:26 | 805ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 10:40:53 | 927ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 07:56:42 | 1805ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 14:16:33 | 955ms | 5 NS 1 A 3 MX | 🔓 Insecure |