bestpen.dk is a .dk domain served by 2 nameservers (ns1.zenbox.pl, ns2.zenbox.pl). It was registered on 3 July 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 2.57.139.20 is hosted by Beyond.pl sp. z o.o. (AS31229) in Poland. Mail is handled by mx1.zenbox.pl, mx2.zenbox.pl and 1 more. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.zenbox.pl | 94.152.254.108 | 5E98FE6C.static.tld.pl | AS29522 Cyber_Folks S.A. |
| ns2.zenbox.pl | 94.152.255.108 | 5E98FF6C.static.tld.pl | AS29522 Cyber_Folks S.A. |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2.57.139.20 | 900s | s31.zenbox.pl | AS31229 | Beyond.pl sp. z o.o. | 2.57.136.0/22 | 🇵🇱 Poland | Częstochowa |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 900s | mx1.zenbox.pl | 46.245.193.99 | mx.zenbox.pl | AS31229 Beyond.pl sp. z o.o. |
| 20 | 900s | mx2.zenbox.pl | 46.245.193.11 | lb1.zenbox.pl | AS31229 Beyond.pl sp. z o.o. |
| 30 | 900s | mx3.zenbox.pl | 46.245.193.12 | lb2.zenbox.pl | AS31229 Beyond.pl sp. z o.o. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 2.57.139.20 |
| 🔶 Autoconfig | autodiscover.zenbox.pl |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.zenbox.pl |
| TXT Record |
|---|
| v=spf1 a mx include:_spf.zenbox.pl -all |
| Policy | Record (bestpen.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx include:_spf.zenbox.pl -all |
| Policy | Record (_dmarc.bestpen.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; sp=none |
| www | 2.57.139.20 (AS31229) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 5/10 · policy: -all
No problems found| 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 | 2025110402 |
| Primary NS (MNAME) | ns1.zenbox.pl |
| Responsible (RNAME) | kontakt@zenbox.pl |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-07-03 |
| Expires | 2027-07-31 (285d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-06-25 23:03:31 shown | 969ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 12:52:44 | 2340ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-19 21:35:17 | 1324ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 14:24:55 | 845ms | 2 NS 1 A 3 MX | 🔓 Insecure |