jackrock.dk DNS records

🖥️ Nameservers2 records 25ms

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 Records2 records 32ms

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 Records1 records 36ms

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 30ms

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 Records1 records 29ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.96.7,172.67.150.29 ech=AEX+DQBBjAAgACCQPut+5uDeTqpG7w/B5EldB1/CcO6m4YJlqsBhOfrbUQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.jackrock.dk	M76anBbG125wkgKSTgelL6QYiMPVocuAqpE56QJBWco
TXT	_acme-challenge.jackrock.dk	a_QjVmk7otAJWatVG_NUyix12NPT2yUjwAMVFJSZ5io

🔗 TLSA / DANE2 records 42ms

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	97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC107ms

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

🏷️ SOA0ms

Field	Value
Serial	2413511532
Primary NS (MNAME)	brynne.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

25ms

A

32ms

MX

36ms

AAAA

30ms

TXT

149ms

CAA

26ms

HTTPS

29ms

TLSA

42ms

SOA

0ms

MTA-STS

49ms

DNSSEC

107ms

SRV

50ms

Total

546ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 21:33:01	546ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-08-21 16:10:12	1635ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-02 21:34:08	1594ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-27 15:30:34	735ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-24 16:42:35	865ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 22:14:29	1966ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-19 20:41:26	2890ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-18 02:39:28	855ms	2 NS 2 A 1 MX	🔓 Insecure	View