jackrock.dk

📜 Historical scan 2026-10-03 15:18:21 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jackrock.dk is a .dk domain served by 2 nameservers (brynne.ns.cloudflare.com, tony.ns.cloudflare.com). It was registered on 25 July 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.96.7 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. 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 19ms

Nameserver	IP addresses	PTR	ASN / ISP
brynne.ns.cloudflare.com	108.162.194.65 162.159.38.65 172.64.34.65 2606:4700:50::a29f:2641 2803:f800:50::6ca2:c241 2a06:98c1:50::ac40:2241	brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com brynne.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
tony.ns.cloudflare.com	108.162.193.240 172.64.33.240 173.245.59.240 2606:4700:58::adf5:3bf0 2803:f800:50::6ca2:c1f0 2a06:98c1:50::ac40:21f0	tony.ns.cloudflare.com tony.ns.cloudflare.com tony.ns.cloudflare.com tony.ns.cloudflare.com tony.ns.cloudflare.com tony.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 37ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.96.7	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.150.29	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx.simply.com	94.231.106.20	mx.simply.com	AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records 52ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3031::6815:6007	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3031::ac43:961d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 32ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.96.7,172.67.150.29 ech=AEX+DQBBkgAgACDIlRKnFKLdzy87w1B94uKjcd0GUE/BP+oPn0PHIl+3agAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:6007,2606:4700:3031::ac43:961d

📝 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 2026-10-08 17:56:51

www	104.21.96.7 172.67.150.29 2606:4700:3031::6815:6007 2606:4700:3031::ac43:961d (AS13335) (address records, no CNAME)
www vs bare domain	Same network jackrock.dk: 104.21.96.7 172.67.150.29 2606:4700:3031::6815:6007 2606:4700:3031::ac43:961d (AS13335) www.jackrock.dk: 104.21.96.7 172.67.150.29 2606:4700:3031::6815:6007 2606:4700:3031::ac43:961d (AS13335)
Wildcard	No

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.jackrock.dk	8bLjm76Am0xnmbP18GOB_8MrEiUenTJgOLHana61ouI
TXT	_acme-challenge.jackrock.dk	faRREjl1oFZqFgiTtebSNFxJF9bRKRTgo4bMlJFBdAI

🔗 TLSA / DANE#

3 records 58ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	4B949F05A63FED95FC94B3A83DD70167…
SMTP _25._tcp.mx.simply.com	DANE-EE · SPKI · SHA-256	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

65ms

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

🏷️ SOA#

47ms

Field	Value
Serial	2416500632
Primary NS (MNAME)	brynne.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-03 15:54:31

Field	Value
Registrar	Simply.com A/S
Registered	2003-07-25
Expires	2027-07-31 (285d)

📋 WHOIS#

⏱️ Lookup Timing#

19ms

37ms

42ms

AAAA

52ms

TXT

198ms

CAA

58ms

HTTPS

32ms

TLSA

58ms

SOA

47ms

MTA-STS

74ms

DNSSEC

65ms

SRV

78ms

Total

600ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 15:27:35	710ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-03 15:18:21 shown	600ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-01 15:12:47	2604ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-30 14:50:46	702ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-29 14:42:24	875ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-26 14:13:59	675ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 13:28:45	10016ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-23 07:15:33	700ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-17 19:43:36	1447ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-05 01:52:46	3117ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-30 21:33:01	546ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-21 16:10:12	1635ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-02 21:34:08	1594ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-27 15:30:34	735ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-24 16:42:35	865ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-20 22:14:29	1966ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-19 20:41:26	2890ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 02:39:28	855ms	2 NS 2 A 1 MX	🔓 Insecure