fzk.io - robtex.com

fzk.io

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:92b5🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3032::6815:5fad🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.95.173Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.146.181🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmaisie.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2659🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaisie.ns.cloudflare.com
A2803:f800:50::6ca2:c259🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmaisie.ns.cloudflare.com
A2a06:98c1:50::ac40:2259🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmaisie.ns.cloudflare.com
A108.162.194.89🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaisie.ns.cloudflare.com
A162.159.38.89Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaisie.ns.cloudflare.com
A172.64.34.89🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmaisie.ns.cloudflare.com
NSyadiel.ns.cloudflare.com
A2606:4700:58::a29f:2c04🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyadiel.ns.cloudflare.com
A2803:f800:50::6ca2:c304🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRyadiel.ns.cloudflare.com
A2a06:98c1:50::ac40:2304🇺🇸 Cloudflare2a06:98c1:50::/45
PTRyadiel.ns.cloudflare.com
A108.162.195.4🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyadiel.ns.cloudflare.com
A162.159.44.4Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyadiel.ns.cloudflare.com
A172.64.35.4🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRyadiel.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.95.173, 172.67.146.181
IPv6 hints2606:4700:3031::ac43:92b5, 2606:4700:3032::6815:5fad
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com
SOAmaisie.ns.cloudflare.comdns@cloudflare.com serial=2408572718

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1784031163

Same first word

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Similar names

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zfk.fr
kfz.la
zkf.de
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kfz.co.at
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zfk.at

DNS History

6 records (6 active, 0 former)

NSmaisie.ns.cloudflare.comyadiel.ns.cloudflare.comA104.21.95.173172.67.146.1812606:4700:3031::ac43:92b52606:4700:3032::6815:5fad
●NSmaisie.ns.cloudflare.com2026-06-25 → 2026-07-14 · 2 obs
● 2026-06-25 12:53:56
● 2026-07-14 12:45:20
●NSyadiel.ns.cloudflare.com2026-06-25 → 2026-07-14 · 2 obs
● 2026-06-25 12:53:56
● 2026-07-14 12:45:20
●A104.21.95.1732026-06-25 → 2026-07-14 · 2 obs
● 2026-06-25 12:53:56
● 2026-07-14 12:45:20
●A172.67.146.1812026-06-25 → 2026-07-14 · 2 obs
● 2026-06-25 12:53:56
● 2026-07-14 12:45:20
●A2606:4700:3031::ac43:92b52026-06-25 → 2026-07-14 · 2 obs
● 2026-06-25 12:53:56
● 2026-07-14 12:45:20
●A2606:4700:3032::6815:5fad2026-06-25 → 2026-07-14 · 2 obs
● 2026-06-25 12:53:56
● 2026-07-14 12:45:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io-
fzk.ioyadiel.ns.cloudflare.com, maisie.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.89

NS records: yadiel.ns.cloudflare.com, maisie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fzk.io (unsigned zone)

⏱️ Timing

Total: 1212ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.95.173, 172.67.146.181
AAAA22606:4700:3031::ac43:92b5, 2606:4700:3032::6815:5fad
NS2maisie.ns.cloudflare.com, yadiel.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1maisie.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

fzk.io resolves to four IP addresses: 104.21.95.173, 172.67.146.181, 2606:4700:3031::ac43:92b5 and 2606:4700:3032::6815:5fad.

Among the host names that share IP numbers with fzk.io are absen.ro, cc-saas.com, giahswim.com and two others.

Name Servers

fzk.io uses two name servers for its delegation: maisie.ns.cloudflare.com and yadiel.ns.cloudflare.com.

fzk.io has the same name server delegation as a number of other domains, such as au2mob.io, orbimount.io, construct3.net and two more.

fzk.io has at least partial name server overlap with other domains, such as aspireheightsacademy.digital, agreeablehill.com, idealcounterfeit.com and two others.

It is common to see these name servers used together with name servers ian.ns.cloudflare.com and beau.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname maisie.ns.cloudflare.com directs to 108.162.194.89, 162.159.38.89 and 172.64.34.89 along with 3 other IP addresses.

Hostname yadiel.ns.cloudflare.com directs to 108.162.195.4, 162.159.44.4 and 172.64.35.4 along with 3 other IP addresses.