informationsbygning.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 June 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 85.92.70.215 is hosted by Team Blue Carrier Limited (AS34282) in United Kingdom. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 85.92.70.215 | 600s | scan-plast.md | AS34282 | Team Blue Carrier Limited | 85.92.64.0/19 | 🇬🇧 United Kingdom | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod10-cph3.one.com | 104.37.34.70 | mx1.pub.mailpod10-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod10-cph3.one.com | 104.37.34.71 | mx2.pub.mailpod10-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod10-cph3.one.com | 104.37.34.72 | mx3.pub.mailpod10-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod10-cph3.one.com | 104.37.34.73 | mx4.pub.mailpod10-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.30.213.106 |
| 🔶 Autoconfig | 46.30.213.106 |
| www | 104.21.27.79 172.67.141.212 2606:4700:3030::ac43:8dd4 2606:4700:3031::6815:1b4f (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network informationsbygning.dk: 104.21.27.79 172.67.141.212 2606:4700:3030::ac43:8dd4 2606:4700:3031::6815:1b4f (AS13335) www.informationsbygning.dk: 104.21.27.79 172.67.141.212 2606:4700:3030::ac43:8dd4 2606:4700:3031::6815:1b4f (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 411611ECE6466645A9E53512398A692D… |
| SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 411611ECE6466645A9E53512398A692D… |
| SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 411611ECE6466645A9E53512398A692D… |
| SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 411611ECE6466645A9E53512398A692D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061605 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-06-09 |
| Expires | 2027-06-30 (247d) |
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 |
|---|---|---|---|
| 2026-09-25 17:02:10 | 916ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-09-24 16:41:51 | 1828ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-16 21:21:58 | 4127ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-10 14:41:26 | 5277ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-22 22:17:40 shown | 860ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-22 18:08:30 | 1005ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 03:16:29 | 969ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 18:42:01 | 916ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 14:39:41 | 3069ms | 2 NS 1 A 4 MX | 🔒 Secure |