hrostergaard.dk

📜 Historical scan 2026-06-23 23:31:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

hrostergaard.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 29 August 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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.

🖥️ Nameservers#

4 records 29ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-10 10:10:29

www	212.237.249.16 (AS48854) (address records, no CNAME)
www vs bare domain	Same network hrostergaard.dk: 212.237.249.16 (AS48854) www.hrostergaard.dk: 212.237.249.16 (AS48854)
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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

147ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

28ms

Field	Value
Serial	2020082900
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-20 19:14:14

Field	Value
Registrar	CURANET A/S
Registered	2020-08-29
Expires	2027-08-31 (314d)

🔗 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
agroskandia.dk	Simply.com A/S
christensenit.dk	Simply.com A/S
noedager.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

29ms

32ms

AAAA

36ms

TXT

481ms

CAA

36ms

HTTPS

28ms

TLSA

59ms

SOA

28ms

MTA-STS

90ms

DNSSEC

147ms

SRV

221ms

Total

826ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-25 21:01:12	422ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-28 03:52:38	559ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-27 04:56:19	473ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-18 10:28:53	8493ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-09 01:10:27	8510ms	2 NS 1 A 0 MX	🔓 Insecure
2026-06-23 23:31:46 shown	826ms	4 NS 0 A 0 MX	🔒 Secure
2026-06-23 18:18:00	1031ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 13:49:55	1311ms	4 NS 0 A 0 MX	🔒 Secure