hydraulic-group.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 11 May 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.247 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by smtp-in.sto-hy.se.stejtech.net. The zone is DNSSEC-signed and validates, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.40.247 | 3600s | linux6.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | smtp-in.sto-hy.se.stejtech.net | 192.162.219.155 2a01:77c0:1619:4101:d99:c22:fb4d:290e |
mx41.electric.net mx10.electric.net |
AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.21.40.247 |
| 🔶 Autoconfig | 185.21.40.247 |
| TXT Record |
|---|
| v=spf1 a include:_spf.stejtech.net exp=_expl.stejtech.net ~all |
| Policy | Record (hydraulic-group.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a include:_spf.stejtech.net exp=_expl.stejtech.net ~all |
| www | 185.21.40.247 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 5/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2021111801 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2006-05-11 |
| Expires | 2027-05-31 (219d) |
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 |
|---|---|---|---|
| 2026-10-01 06:43:08 | 865ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 12:20:47 | 893ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 05:50:06 shown | 1167ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 15:21:56 | 545ms | 2 NS 1 A 1 MX | 🔒 Secure |