www.hack.dk - dns.ninja

www.hack.dk

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:93ec🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1cf6🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.246Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.147.236🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.28.246, 172.67.147.236
IPv6 hints2606:4700:3031::ac43:93ec, 2606:4700:3037::6815:1cf6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=58, name=cloudflare-ech.com

hack.dk

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:93ec🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:1cf6🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.246Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.147.236🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalexandra.ns.cloudflare.com ⭐
NSterry.ns.cloudflare.com
MXmail.hack.dk ⭐
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.28.246, 172.67.147.236
IPv6 hints2606:4700:3031::ac43:93ec, 2606:4700:3037::6815:1cf6
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=58, name=cloudflare-ech.com
SOAalexandra.ns.cloudflare.comdns@cloudflare.com serial=2410174236
WOT: SAFE (64/100)
WOT: SAFE (64/100)

Same first word

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DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSns1.freebsdcluster.dkns2.freebsdcluster.dkMXfreebsdcluster.dksmtp2.proventum.dkA104.21.28.246172.67.147.2362606:4700:3031::ac43:93ec2606:4700:3037::6815:1cf62606:4700:3035::6815:1cf637.75.232.88CNAMEhack.dk
○NSns1.freebsdcluster.dk2015-11-06 → 2026-02-17 · 4 obs
● 2015-11-06 01:50:36
● 2026-02-17 06:41:58
○ 2026-02-21 20:18:24
○ 2026-07-23 13:09:18
○NSns2.freebsdcluster.dk2015-11-06 → 2026-02-17 · 4 obs
● 2015-11-06 01:50:36
● 2026-02-17 06:41:58
○ 2026-02-21 20:18:24
○ 2026-07-23 13:09:18
○MXfreebsdcluster.dk2015-11-06 → 2026-02-17 · 4 obs
● 2015-11-06 01:50:36
● 2026-02-17 06:41:58
○ 2026-02-21 20:18:24
○ 2026-07-23 13:09:18
○MXsmtp2.proventum.dk2015-11-06 → 2026-02-17 · 4 obs
● 2015-11-06 01:50:36
● 2026-02-17 06:41:58
○ 2026-02-21 20:18:24
○ 2026-07-23 13:09:18
●A104.21.28.2462026-02-17 → 2026-07-23 · 6 obs
○ 2016-07-08 06:29:40
● 2026-02-17 06:41:58
● 2026-05-19 12:53:46
○ 2026-05-21 08:47:30
● 2026-06-13 21:30:36
● 2026-07-23 13:09:18
●A172.67.147.2362026-02-17 → 2026-07-23 · 6 obs
○ 2016-07-08 06:29:40
● 2026-02-17 06:41:58
● 2026-05-19 12:53:46
○ 2026-05-21 08:47:30
● 2026-06-13 21:30:36
● 2026-07-23 13:09:18
●A2606:4700:3031::ac43:93ec2026-02-17 → 2026-07-23 · 6 obs
○ 2016-07-08 06:29:40
● 2026-02-17 06:41:58
● 2026-05-19 12:53:46
○ 2026-05-21 08:47:30
● 2026-06-13 21:30:36
● 2026-07-23 13:09:18
○A2606:4700:3035::6815:1cf62026-02-17 → 2026-06-13 · 6 obs
○ 2016-07-08 06:29:40
● 2026-02-17 06:41:58
● 2026-05-19 12:53:46
○ 2026-05-21 08:47:30
● 2026-06-13 21:30:36
○ 2026-07-23 13:09:18
●A2606:4700:3037::6815:1cf62026-07-23 → 2026-07-23 · 2 obs
○ 2026-06-13 21:30:36
● 2026-07-23 13:09:18
○A37.75.232.882015-06-13 → 2016-07-08 · 4 obs
● 2015-06-13 06:38:24
● 2016-07-08 06:29:40
○ 2026-02-17 06:41:58
○ 2026-07-23 13:09:18
○CNAMEhack.dk2015-06-13 → 2026-02-17 · 4 obs
● 2015-06-13 06:38:24
● 2026-02-17 06:41:58
○ 2026-02-21 20:18:24
○ 2026-07-23 13:09:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
dkb.nic.dk, h.nic.dk, t.nic.dk, c.nic.dk...-
hack.dkterry.ns.cloudflare.com, alexandra.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.237

NS records: terry.ns.cloudflare.com, alexandra.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hack.dk (unsigned zone)

⏱️ Timing

Total: 499ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.28.246, 172.67.147.236
AAAA22606:4700:3031::ac43:93ec, 2606:4700:3037::6815:1cf6
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.hack.dk has four IP addresses: 104.21.28.246, 172.67.147.236, 2606:4700:3031::ac43:93ec and 2606:4700:3037::6815:1cf6.

Among the host names that share IP numbers with www.hack.dk are ns2.fulfillmentconcepts.com, hoosui.com, mail.deathgrab.com and two others.