lassen-nielsen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.187 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.187 | 3600s | webcluster60.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod14-cph3.one.com | 185.10.9.212 | mx1.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod14-cph3.one.com | 185.10.9.213 | mx2.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod14-cph3.one.com | 185.10.9.214 | mx3.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod14-cph3.one.com | 185.10.9.215 | mx4.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:80dd:1f3:472e:49c7 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 77.111.240.187 2a02:2350:5:102:80dd:1f3:472e:49c7 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network lassen-nielsen.dk: 77.111.240.187 2a02:2350:5:102:80dd:1f3:472e:49c7 (AS51468) www.lassen-nielsen.dk: 77.111.240.187 2a02:2350:5:102:80dd:1f3:472e:49c7 (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.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | 42A27444ECBF3C0485409E27E2A6AB15… |
| SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | 42A27444ECBF3C0485409E27E2A6AB15… |
| SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | 42A27444ECBF3C0485409E27E2A6AB15… |
| SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | 42A27444ECBF3C0485409E27E2A6AB15… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026091901 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 23:54:46 shown | 700ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-20 18:33:43 | 831ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-16 11:15:33 | 2558ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-10 13:41:31 | 621ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-03 16:19:18 | 630ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 17:01:00 | 992ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-20 12:03:46 | 6388ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-14 09:19:56 | 1123ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-12 15:03:19 | 16863ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-29 21:00:31 | 910ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-26 19:44:55 | 658ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 00:38:17 | 2078ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 15:28:55 | 1146ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 07:45:00 | 1175ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 00:15:29 | 629ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 21:16:11 | 3379ms | 2 NS 1 A 4 MX | 🔒 Secure |