jnbyggeri.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 8 June 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.138 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.138 | — | webcluster11.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.111.240.138 |
| 🔶 Autoconfig | 77.111.240.138 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:57:103d:9014:e2a2 | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 77.111.240.188 2a02:2350:5:102:80e5:58a0:1ad6:9a98 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network jnbyggeri.dk: 77.111.240.188 2a02:2350:5:102:80e5:58a0:1ad6:9a98 (AS51468) www.jnbyggeri.dk: 77.111.240.188 2a02:2350:5:102:80e5:58a0:1ad6:9a98 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| 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 | 2020-06-08 |
| Expires | 2027-06-30 (253d) |
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).
| Domain | Registrar |
|---|---|
| jn-byggeri.dk | Punktum dk A/S (direct) |
| jn-ejendomsudvikling.dk | Punktum dk A/S (direct) |
| jn-gruppen.dk | Punktum dk A/S (direct) |
| jnudlejning.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 04:49:39 | 381ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 14:17:50 | 684ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 06:50:27 | 560ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 05:00:50 | 510ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-05 09:54:34 | 674ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 16:24:00 | 1177ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-17 00:56:46 | 3986ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-15 16:42:42 | 4918ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 11:54:03 | 3036ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 06:23:02 | 996ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 04:42:42 shown | 900ms | 2 NS 1 A 4 MX | 🔒 Secure |