matzau.dk is a .dk domain served by 5 nameservers (ns1.powerhosting.dk, ns2.powerhosting.dk, ns3.powerhosting.dk and 2 more). It was registered on 19 November 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.31.76.91 is hosted by DLX A/S (AS47527) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.31.76.91 | 360s | — | AS47527 | DLX A/S | 185.31.76.0/22 | 🇩🇰 Denmark | Herning |
| TXT Record |
|---|
| google-site-verification=-ar8mZH7CepJ1xXt_wXhKgd2b2bxXX67pLyvooAf0xs |
| MS=7B2C1412F16317522FC9964463BA713D5CEAF5FD |
| v=spf1 include:_spf.google.com include:_spf.powerhosting.dk include:mandrillapp.com ~all |
| Policy | Record (matzau.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.google.com include:_spf.powerhosting.dk include:mandrillapp.com ~all |
| Policy | Record (_dmarc.matzau.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 185.31.76.91 (AS47527) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| dkim | ph._domainkey.powerhosting.dk | RSA · ~1024 bit below 2048 bit |
| s1 | s1.domainkey.u48370524.wl025.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u48370524.wl025.sendgrid.net | 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: 4/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.matzau.dk | matzau.dk |
| TXT | matzau.dk | MS=7B2C1412F16317522FC9964463BA713D5CEAF5FD |
| 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 | 2025091101 |
| Primary NS (MNAME) | ns1.powerhosting.dk |
| Responsible (RNAME) | hostmaster@powerhosting.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 2419000s |
| Minimum (neg-cache TTL) | 43200s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2007-11-19 |
| Expires | 2026-11-30 (37d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 00:51:42 shown | 638ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-09-15 06:02:21 | 853ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-08-28 11:05:44 | 1098ms | 5 NS 1 A 7 MX | 🔓 Insecure |
| 2026-06-18 06:23:24 | 1168ms | 5 NS 1 A 7 MX | 🔓 Insecure |