frederiksborggruppen.dk

Records from scan: 2026-09-30 21:43:31 · 859ms total · last checked 2026-10-20 14:07 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

frederiksborggruppen.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 12 April 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 199.16.172.208 is hosted by Automattic, Inc (AS2635) in United States. Mail is handled by frederiksborggruppen-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 our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 32ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

2 records 25ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
199.16.172.208	3600s	—	AS2635	Automattic, Inc	199.16.172.0/22	🇺🇸 United States	San Francisco
199.16.173.93	3600s	—	AS2635	Automattic, Inc	199.16.172.0/22	🇺🇸 United States	San Francisco

📧 MX Records#

1 records 30ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	frederiksborggruppen-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::d 2a01:111:f403:ca21::a 2a01:111:f403:ca21::e 52.101.181.153 52.101.181.156 52.101.68.27 52.101.68.39	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db7pr03cu00607.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 58ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

3 records 176ms

TXT Record
MS=ms60615268
MS=ms70890828
v=spf1 include:spf.protection.outlook.com include:wpdatacenter.com -all

✉️ SPF#

Policy	Record (frederiksborggruppen.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:wpdatacenter.com -all

📨 DMARC#

Policy	Record (_dmarc.frederiksborggruppen.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#

checked 2026-10-07 23:11:01

www	199.16.172.208 199.16.173.93 (AS2635) (address records, no CNAME)
www vs bare domain	Same network frederiksborggruppen.dk: 199.16.172.208 199.16.173.93 (AS2635) www.frederiksborggruppen.dk: 199.16.172.208 199.16.173.93 (AS2635)
Wildcard	No
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.frederiksborggruppen.dk	U2fx9SUeHd2AVoqJmncOKNvoyf0CTi3GBk8sihzY1bU

🔗 TLSA / DANE#

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

🔐 DNSSEC#

83ms

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

🏷️ SOA#

44ms

Field	Value
Serial	2026051101
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-18 06:05:20

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-04-12
Expires	2027-04-30 (190d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

32ms

25ms

30ms

AAAA

47ms

TXT

176ms

CAA

23ms

HTTPS

38ms

TLSA

195ms

SOA

44ms

MTA-STS

77ms

DNSSEC

83ms

SRV

58ms

Total

859ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 21:43:31 shown	859ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-26 19:36:17	667ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-26 20:46:04	2998ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-03 00:33:28	1266ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 10:37:51	1099ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-17 10:24:29	1001ms	2 NS 2 A 1 MX	🔒 Secure