byensudlejning.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 December 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.9 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-cph3.one.com and 2 more. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.213.9 | — | webcluster1.webpod12-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10a:4c:11e1:b45:5abd | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.213.52 2a02:2350:5:10a:80a3:f9c8:76d7:432e (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network byensudlejning.dk: 46.30.213.52 2a02:2350:5:10a:80a3:f9c8:76d7:432e (AS51468) www.byensudlejning.dk: 46.30.213.52 2a02:2350:5:10a:80a3:f9c8:76d7:432e (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.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 | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026051901 |
| 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 | Simply.com A/S |
| Registered | 2019-12-09 |
| Expires | 2026-12-31 (67d) |
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 |
|---|---|---|---|
| 2026-10-22 19:39:09 | 363ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-21 06:23:59 | 1013ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-20 00:00:26 | 1008ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-18 23:14:16 | 1316ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 03:30:12 | 954ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 00:28:16 | 482ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-24 15:50:46 | 626ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-31 14:33:03 | 826ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-26 16:44:54 | 717ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-20 09:01:14 | 1221ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-26 18:18:42 | 1361ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-22 17:26:35 | 907ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 05:40:32 | 847ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-16 18:10:58 shown | 599ms | 2 NS 1 A 4 MX | 🔓 Insecure |