tjekvirksomhed.dk

Records from scan: 2026-10-03 11:26:32 · 421ms total · last checked 2026-10-20 19:47 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tjekvirksomhed.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 18 July 2026 (WHOIS) and first appeared in the .dk zone on 19 July 2026. Its website address 213.184.84.10 is hosted by PerfGrid (AS59795) in The Netherlands. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 34ms

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#

1 records 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
213.184.84.10	3600s	nlsh05.shared-infra.net	AS59795	PerfGrid	213.184.84.0/23	🇳🇱 The Netherlands	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	213.184.84.10
🔶 Autoconfig	213.184.84.10

🔷 AAAA Records (IPv6)#

1 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a09:3a00:4010::1	3600s	—	AS59795	PerfGrid	2a09:3a00:4000:0:0:0:0:0/40	🇳🇱 The Netherlands	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 175ms

TXT Record
google-site-verification=JbXP2LeZ3iWBvZ4nVvrZtsaSERei7qwQajhQ3nY18PU

✉️ 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#

checked 2026-10-17 15:34:56

www	213.184.84.10 2a09:3a00:4010::1 (AS59795) (address records, no CNAME)
www vs bare domain	Same network tjekvirksomhed.dk: 213.184.84.10 2a09:3a00:4010::1 (AS59795) www.tjekvirksomhed.dk: 213.184.84.10 2a09:3a00:4010::1 (AS59795)
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

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.tjekvirksomhed.dk	tjekvirksomhed.dk.acme-challenge.dk

🔗 TLSA / DANE#

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

🔐 DNSSEC#

61ms

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

🏷️ SOA#

27ms

Field	Value
Serial	2026072701
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 2026-10-15 04:11:09

Field	Value
Registrar	CURANET A/S
Registered	2026-07-18
Expires	2027-07-17 (268d)

🔗 Same registrant#

2 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
postpurchase.dk	CURANET A/S
smykkeuniverset.dk	CURANET A/S

📋 WHOIS#

⏱️ Lookup Timing#

34ms

38ms

AAAA

33ms

TXT

175ms

CAA

27ms

HTTPS

33ms

TLSA

91ms

SOA

27ms

MTA-STS

41ms

DNSSEC

61ms

SRV

52ms

Total

421ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 11:26:32 shown	421ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-30 06:59:58	549ms	2 NS 1 A 0 MX	🔒 Secure
2026-09-02 23:32:02	734ms	2 NS 1 A 0 MX	🔒 Secure
2026-08-26 00:15:24	679ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-28 01:47:32	845ms	2 NS 1 A 0 MX	🔒 Secure
2026-07-19 08:56:37	1258ms	2 NS 1 A 0 MX	🔒 Secure