ok-ventilation.dk

📜 Historical scan 2026-07-16 21:28:46 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ok-ventilation.dk is a .dk domain served by 2 nameservers (hattie.ns.cloudflare.com, jakub.ns.cloudflare.com). It was registered on 28 August 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.12.19 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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#

2 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
hattie.ns.cloudflare.com	108.162.194.172 162.159.38.172 172.64.34.172 2606:4700:50::a29f:26ac 2803:f800:50::6ca2:c2ac 2a06:98c1:50::ac40:22ac	hattie.ns.cloudflare.com hattie.ns.cloudflare.com hattie.ns.cloudflare.com hattie.ns.cloudflare.com hattie.ns.cloudflare.com hattie.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
jakub.ns.cloudflare.com	108.162.195.85 162.159.44.85 172.64.35.85 2606:4700:58::a29f:2c55 2803:f800:50::6ca2:c355 2a06:98c1:50::ac40:2355	jakub.ns.cloudflare.com jakub.ns.cloudflare.com jakub.ns.cloudflare.com jakub.ns.cloudflare.com jakub.ns.cloudflare.com jakub.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 59ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.12.19	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.151.75	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	172.67.151.75
🔶 Autoconfig	104.21.12.19

🔷 AAAA Records (IPv6)#

2 records 64ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3036::6815:c13	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::ac43:974b	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 64ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.12.19,172.67.151.75 ech=AEX+DQBBfQAgACDjOraBrWCrf9qO0C0p1lTzst8xq8qwe6iWE5Kj6UINNwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:c13,2606:4700:3037::ac43:974b

📝 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 2026-10-16 07:39:53

www	104.21.12.19 172.67.151.75 2606:4700:3036::6815:c13 2606:4700:3037::ac43:974b (AS13335) (address records, no CNAME)
www vs bare domain	Same network ok-ventilation.dk: 104.21.12.19 172.67.151.75 2606:4700:3036::6815:c13 2606:4700:3037::ac43:974b (AS13335) www.ok-ventilation.dk: 104.21.12.19 172.67.151.75 2606:4700:3036::6815:c13 2606:4700:3037::ac43:974b (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

164ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2409675601
Primary NS (MNAME)	hattie.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-04 19:50:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-08-28
Expires	2027-08-31 (316d)

📋 WHOIS#

⏱️ Lookup Timing#

52ms

59ms

99ms

AAAA

64ms

TXT

272ms

CAA

63ms

HTTPS

64ms

TLSA

669ms

SOA

0ms

MTA-STS

78ms

DNSSEC

164ms

SRV

100ms

Total

1939ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-04 18:59:09	718ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-22 15:01:41	1122ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-16 07:34:13	821ms	2 NS 2 A 0 MX	🔓 Insecure
2026-09-03 03:12:00	1278ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 16:08:51	9532ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-25 13:17:39	745ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-04 19:38:25	1979ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-16 21:28:46 shown	1939ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-18 06:21:20	1134ms	2 NS 2 A 0 MX	🔓 Insecure