frederiksborg.dk

📜 Historical scan 2026-08-08 19:47:04 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

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.

🖥️ Nameservers#

4 records 151ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.nhl-data.dk	185.136.96.11 2a06:fb00:1::1:11	ns1.nhl-data.dk ns1.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns2.nhl-data.dk	185.136.97.11 2a06:fb00:1::2:11	ns2.nhl-data.dk ns2.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns3.nhl-data.dk	185.136.98.11 2a06:fb00:1::3:11	ns3.nhl-data.dk ns3.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd
ns4.nhl-data.dk	185.136.99.11 2a06:fb00:1::4:11	ns4.nhl-data.dk ns4.nhl-data.dk	AS203391 Cloud DNS Ltd AS203391 Cloud DNS Ltd

🌍 A Records#

1 records 113ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.159.134.42	3600s	—	AS13335	Cloudflare, Inc.	162.159.128.0/19	—	—

📧 MX Records#

1 records 147ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	frederiksborg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca09::1 2a01:111:f403:ca09::2 2a01:111:f403:ca09::f 52.101.68.16 52.101.68.25 52.101.73.19 52.101.73.6	mail-dbapr03cu00100.inbound.protection.outlook.com mail-as9pr07cu00301.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-am6pr04cu00306.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.99.214.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 538ms

TXT Record
google-site-verification=RWYx3NSnrPerITvzcEhtZDK_5056q6BtIpMzGgTFk2c
MS=ms47074383
v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net -all

✉️ SPF#

Policy	Record (frederiksborg.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:relay.mailchannels.net -all

📨 DMARC#

Policy	Record (_dmarc.frederiksborg.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-14 22:28:31

www CNAME	frederiksborg.dk (all on frederiksborg.dk) → 162.159.134.42 (AS13335)
www vs bare domain	Same network frederiksborg.dk: 162.159.134.42 (AS13335) www.frederiksborg.dk: 162.159.134.42 (AS13335)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.frederiksborg.dk	frederiksborg.dk.kinstavalidation.app

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

162ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026080701
Primary NS (MNAME)	ns1.nhl-data.dk
Responsible (RNAME)	hostmaster@nhl-data.dk
Refresh	10800s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-14 22:48:32

Field	Value
Registrar	NHL DATA ApS
Registered	1998-02-16
Expires	2027-03-31 (161d)

🔗 Same registrant#

3 domains

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

📋 WHOIS#

⏱️ Lookup Timing#

151ms

113ms

147ms

AAAA

160ms

TXT

538ms

CAA

131ms

HTTPS

148ms

TLSA

150ms

SOA

0ms

MTA-STS

192ms

DNSSEC

162ms

SRV

243ms

Total

6974ms

🕐 Scan History#

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 shown	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	2672ms	4 NS 1 A 1 MX	🔒 Secure