holl.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 15 March 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.168 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 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.215.168 | 3599s | webcluster2.webpod17-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod9-cph3.one.com | 185.164.14.118 | mx1.pub.mailpod9-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod9-cph3.one.com | 185.164.14.119 | mx2.pub.mailpod9-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod9-cph3.one.com | 185.164.14.120 | mx3.pub.mailpod9-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod9-cph3.one.com | 185.164.14.124 | mx4.pub.mailpod9-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.30.215.168 |
| 🔶 Autoconfig | 46.30.215.168 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:106:8044:4e36:5e86:b325 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.215.168 2a02:2350:5:106:8044:4e36:5e86:b325 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network holl.dk: 46.30.215.168 2a02:2350:5:106:8044:4e36:5e86:b325 (AS51468) www.holl.dk: 46.30.215.168 2a02:2350:5:106:8044:4e36:5e86:b325 (AS51468) |
| Wildcard | Yes: any name under the zone resolves |
| 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 | 45270A69B37BD0C454F2B3E54CC89AD7… |
| SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 45270A69B37BD0C454F2B3E54CC89AD7… |
| SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 45270A69B37BD0C454F2B3E54CC89AD7… |
| SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 45270A69B37BD0C454F2B3E54CC89AD7… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026081402 |
| 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 | 2001-03-15 |
| Expires | 2031-03-31 (1618d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 21:24:45 | 1401ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-13 20:44:15 | 440ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-09 12:08:23 | 874ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-12 23:32:52 | 1024ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-22 14:09:37 | 13903ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-21 13:48:39 shown | 6809ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-15 00:54:21 | 1061ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-07-23 03:56:15 | 4989ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-23 20:50:32 | 3027ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-23 11:27:17 | 1204ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 10:55:08 | 546ms | 2 NS 1 A 4 MX | 🔓 Insecure |
| 2026-06-17 12:20:24 | 1142ms | 2 NS 1 A 4 MX | 🔓 Insecure |