frederiksborg.dk is a .dk domain served by 4 nameservers (ns1.nhl-data.dk, ns2.nhl-data.dk, ns3.nhl-data.dk and 1 more). It was registered on 16 February 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.134.42 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by frederiksborg-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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.nhl-data.dk | — | — | — |
| ns2.nhl-data.dk | — | — | — |
| ns3.nhl-data.dk | — | — | — |
| ns4.nhl-data.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 162.159.134.42 | — | — | AS13335 | Cloudflare, Inc. | 162.159.128.0/19 | — | — |
| TXT Record |
|---|
| google-site-verification=RWYx3NSnrPerITvzcEhtZDK_5056q6BtIpMzGgTFk2c |
| MS=ms47074383 |
| v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net -all |
| Policy | Record (frederiksborg.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net -all |
| Policy | Record (_dmarc.frederiksborg.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | frederiksborg.dk (all on frederiksborg.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · 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 | 2026061402 |
| Primary NS (MNAME) | ns1.nhl-data.dk |
| Responsible (RNAME) | hostmaster@nhl-data.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | NHL DATA ApS |
| Registered | 1998-02-16 |
| Expires | 2027-03-31 (161d) |
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 |
|---|---|
| frederiksborgmuseum.dk | NHL DATA ApS |
| frederiksborgslot.dk | NHL DATA ApS |
| historiedysten.dk | NHL DATA ApS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 22:28:31 | 1520ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 12:19:33 | 1202ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 12:16:03 | 1161ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 03:13:45 | 1258ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 23:27:15 | 1538ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 00:51:35 | 1371ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 19:47:04 | 6974ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-19 18:00:57 | 9089ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 19:50:06 | 1547ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 02:19:53 | 3245ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 20:33:21 | 1188ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 09:28:32 shown | 2672ms | 4 NS 1 A 1 MX | 🔒 Secure |