greenhydrogen.dk

📜 Historical scan 2026-07-01 23:31:44 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

greenhydrogen.dk is a .dk domain served by 2 nameservers (clara.ns.cloudflare.com, igor.ns.cloudflare.com). It was registered on 11 December 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.172 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
clara.ns.cloudflare.com	108.162.194.219 162.159.38.219 172.64.34.219 2606:4700:50::a29f:26db 2803:f800:50::6ca2:c2db 2a06:98c1:50::ac40:22db	clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com clara.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
igor.ns.cloudflare.com	108.162.193.119 172.64.33.119 173.245.59.119 2606:4700:58::adf5:3b77 2803:f800:50::6ca2:c177 2a06:98c1:50::ac40:2177	igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.ns.cloudflare.com igor.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 36ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.3.172	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.130.249	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

📧

No MX records found

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	104.21.3.172
🔶 Autoconfig	104.21.3.172

🔷 AAAA Records (IPv6)#

2 records 45ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3032::ac43:82f9	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3035::6815:3ac	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 53ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.3.172,172.67.130.249 ech=AEX+DQBBFgAgACCqLV43FeUeqOjID2Vs0XGeDKt8eTBcGZ/6g0ITmkfYewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3032::ac43:82f9,2606:4700:3035::6815:3ac

📝 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 2026-10-15 11:03:40

www	188.114.96.1 188.114.97.1 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME)
www vs bare domain	Same network greenhydrogen.dk: 188.114.96.1 188.114.97.1 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) www.greenhydrogen.dk: 188.114.96.1 188.114.97.1 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335)
Wildcard	Yes: any name under the zone resolves

🔗 TLSA / DANE#

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

🔐 DNSSEC#

122ms

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

🏷️ SOA#

55ms

Field	Value
Serial	2406356120
Primary NS (MNAME)	clara.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 07:43:34

Field	Value
Registrar	Realtime Register B.V.
Registered	2025-12-11
Expires	2026-12-10 (43d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

36ms

28ms

AAAA

45ms

TXT

191ms

CAA

48ms

HTTPS

53ms

TLSA

67ms

SOA

55ms

MTA-STS

95ms

DNSSEC

122ms

SRV

82ms

Total

1327ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 11:03:39	3618ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-14 07:45:33	1513ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-04 07:26:45	1248ms	2 NS 2 A 3 MX	🔓 Insecure
2026-10-01 07:14:01	922ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-26 05:46:44	2706ms	2 NS 2 A 3 MX	🔓 Insecure
2026-09-06 05:16:37	1252ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-31 13:23:14	1372ms	2 NS 2 A 3 MX	🔓 Insecure
2026-08-28 08:41:29	592ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-26 14:50:40	832ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-15 21:38:15	3004ms	2 NS 2 A 0 MX	🔓 Insecure
2026-08-06 13:12:18	859ms	2 NS 2 A 0 MX	🔓 Insecure
2026-07-01 23:31:44 shown	1327ms	2 NS 2 A 0 MX	🔓 Insecure
2026-06-17 09:49:07	650ms	2 NS 2 A 0 MX	🔓 Insecure