byensguide.dk is a .dk domain served by 2 nameservers (coco.ns.cloudflare.com, phil.ns.cloudflare.com). It was registered on 27 December 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.82.129 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by pmg1.h4r.eu, pmg2.h4r.eu. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 104.21.82.129 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.157.236 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | pmg1.h4r.eu | 2a01:4f8:c012:7e77::1 49.12.11.203 |
pmg1.h4r.eu filter02.h4r.eu |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| 10 | 300s | pmg2.h4r.eu | 2001:41d0:701:1100::a6bc 57.129.66.76 |
filter04.h4r.eu filter04.h4r.eu |
AS16276 OVH SAS AS16276 OVH SAS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.82.129 |
| 🔶 Autoconfig | 104.21.82.129 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:5281 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:9dec | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.82.129,172.67.157.236 ech=AEX+DQBBigAgACClcPRSYIi9pRSXEYI2Mp1rDDKFgCgesWfIc4Sj2ogUFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:5281,2606:4700:3036::ac43:9dec |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:213.184.85.16 include:_relayspf.hosting4real.net ~all |
| Policy | Record (byensguide.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:213.184.85.16 include:_relayspf.hosting4real.net ~all |
| www | 104.21.82.129 172.67.157.236 2606:4700:3033::6815:5281 2606:4700:3036::ac43:9dec (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network byensguide.dk: 104.21.82.129 172.67.157.236 2606:4700:3033::6815:5281 2606:4700:3036::ac43:9dec (AS13335) www.byensguide.dk: 104.21.82.129 172.67.157.236 2606:4700:3033::6815:5281 2606:4700:3036::ac43:9dec (AS13335) |
| Wildcard | No |
DNS lookups: 4/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.byensguide.dk | Oapbo0kaxFvK4QMQRf3F8nuNVplpgt7oRN4h2F-jIiY |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2415832726 |
| Primary NS (MNAME) | coco.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-12-27 |
| Expires | 2026-12-26 (70d) |
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 |
|---|---|---|---|
| 2026-09-30 15:09:17 shown | 1188ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-29 15:13:19 | 2728ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-25 17:33:32 | 1915ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-23 16:53:02 | 9557ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-23 14:47:22 | 796ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-22 02:12:39 | 1233ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-26 04:06:07 | 813ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-30 00:29:37 | 3086ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-24 22:35:38 | 1263ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-26 03:23:06 | 3064ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 18:05:05 | 581ms | 2 NS 2 A 2 MX | 🔓 Insecure |