perberner.dk is a .dk domain served by 2 nameservers (dns1.hostious.io, dns2.hostious.io). It was registered on 3 February 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 37.27.54.250 is hosted by Hetzner Online GmbH (AS24940) in Finland. Mail is handled by mail.perberner.dk. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 37.27.54.250 | 1400s | server2.hostious.io | AS24940 | Hetzner Online GmbH | 37.27.0.0/16 | 🇫🇮 Finland | Helsinki |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 1400s | mail.perberner.dk | 2a01:4f9:3081:3d44::2 37.27.54.250 |
— server2.hostious.io |
AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f9:3081:3d44::2 | 1400s | — | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇫🇮 Finland | Helsinki |
| TXT Record |
|---|
| v=spf1 a mx ~all |
| Policy | Record (perberner.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx ~all |
| Policy | Record (_dmarc.perberner.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc@perberner.dk.dk |
| www CNAME | perberner.dk (all on perberner.dk) |
| www vs bare domain | Same network perberner.dk: 37.27.54.250 2a01:4f9:3081:3d44::2 (AS24940) www.perberner.dk: 37.27.54.250 2a01:4f9:3081:3d44::2 (AS24940) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026021600 |
| Primary NS (MNAME) | dns1.hostious.io |
| Responsible (RNAME) | admin@perberner.dk |
| Refresh | 1400s |
| Retry | 7200s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 1400s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2005-02-03 |
| Expires | 2027-02-28 (134d) |
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 |
|---|---|---|---|
| 2026-09-24 17:09:11 | 3574ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 09:56:28 | 2932ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 03:37:12 | 1609ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 22:24:25 shown | 2222ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 05:59:49 | 902ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-20 05:50:48 | 1927ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 11:42:02 | 1156ms | 2 NS 1 A 1 MX | 🔓 Insecure |