jackrock.dk

📜 Historical scan 2026-09-23 13:28:45  ·  ← 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   63ms
NameserverIP addressesPTRASN / 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   57ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   50ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records   40ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
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   71ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.96.7,172.67.150.29 ech=AEX+DQBBSwAgACD11o6crS/bLU3TWG3c5Ae/Qe5+Db736R+swrunvTY7YwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= 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
www104.21.96.7 172.67.150.29 2606:4700:3031::6815:6007 2606:4700:3031::ac43:961d (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.jackrock.dk GSfcr1xggunp0ClIt2sJ2eEBGPlTdE1IGVeBmEYffBc
TXT _acme-challenge.jackrock.dk OibAG62oyMukACy-iLb3ytc19E4rlklUblwP_jnNOj8

🔗 TLSA / DANE#

2 records   61ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…

🔐 DNSSEC#

9070ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2415553232
Primary NS (MNAME)brynne.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-03 15:54:31
FieldValue
RegistrarSimply.com A/S
Registered2003-07-25
Expires2027-07-31 (286d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
63ms
A
57ms
MX
50ms
AAAA
40ms
TXT
200ms
CAA
44ms
HTTPS
71ms
TLSA
61ms
SOA
0ms
MTA-STS
65ms
DNSSEC
9070ms
SRV
81ms
Total
10016ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-05 15:27:35 710ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-03 15:18:21 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 shown 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
dhd.dk [/] search Domains, Hosts & DNS — .dk zone