p4construction.dk is a .dk domain served by 2 nameservers (ns1.vh.pl, ns2.vh.pl). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.200.34.90 is hosted by Artnet Sp. z o.o. (AS197155) in Poland. Mail is handled by mail.p4construction.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|
| ns1.vh.pl | 185.17.43.222 | ns1.vh.pl | AS197155 Artnet Sp. z o.o. |
| ns2.vh.pl | 193.143.121.155 | ns2.vh.pl | AS197155 Artnet Sp. z o.o. |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 91.200.34.90 | 120s | v101.vh.net.pl | AS197155 | Artnet Sp. z o.o. | 91.200.34.0/24 | 🇵🇱 Poland | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 120s | mail.p4construction.dk | 91.200.34.90 | v101.vh.net.pl | AS197155 Artnet Sp. z o.o. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 91.200.34.90 |
| 🔶 Autoconfig | 91.200.34.90 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 include:spf.vh.net.pl -all |
| Policy | Record (p4construction.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.vh.net.pl -all |
| Policy | Record (_dmarc.p4construction.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| p=quarantine | v=DMARC1;p=quarantine;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400;rua=mailto:dmarc@p4construction.dk;ruf=mailto:dmarc@p4construction.dk |
| www CNAME | p4construction.dk (all on p4construction.dk) → 91.200.34.90 (AS197155) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 6/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.p4construction.dk | yfpAfXfjwfHSlfJZ0uXGEN0-3wDOlqeX6cWX07amsGw |
| 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 | 2026073001 |
| Primary NS (MNAME) | ns1.vh.pl |
| Responsible (RNAME) | mm@wdma.pl |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 02:55:26 | 1736ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-12 08:54:25 | 2661ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-03 21:56:07 | 14947ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-02 17:45:10 shown | 9399ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 14:34:06 | 1559ms | 2 NS 1 A 1 MX | 🔓 Insecure |