hdfs.dk is a .dk domain served by 6 nameservers (pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org and 3 more). It was registered on 14 June 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 204.74.99.100 is hosted by Vercara, LLC (AS12008) in United States. 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 |
|---|---|---|---|---|---|---|---|
| 204.74.99.100 | 86400s | crs.ultradns.net | AS12008 | Vercara, LLC | 204.74.99.0/24 | 🇺🇸 United States | — |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (hdfs.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.hdfs.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:uwaszg7j@ag.dmarcian.com; |
| www CNAME | crs.ultradns.net (all on ultradns.net) → 204.74.99.100 (AS12008) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 0/10 · 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 | 2008033102 |
| Primary NS (MNAME) | udns1.ultradns.net |
| Responsible (RNAME) | ken@ostermann.harley-davidson.com |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 2592000s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | MarkMonitor Inc. |
| Registered | 2001-06-14 |
| Expires | 2027-06-30 (254d) |
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).
| Domain | Registrar |
|---|---|
| h-d.dk | MarkMonitor Inc. |
| motorclothes.dk | MarkMonitor Inc. |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-09 23:22:03 shown | 9841ms | 6 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-26 14:40:59 | 981ms | 6 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-24 17:56:28 | 1134ms | 6 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 11:03:59 | 1057ms | 6 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 10:59:04 | 1427ms | 6 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 10:57:18 | 634ms | 6 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-17 10:54:19 | 830ms | 6 NS 1 A 0 MX | 🔓 Insecure |