vpn.user.cz - robtex.com

vpn.user.cz

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:82e4🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:398🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.3.152Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.130.228🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.3.152, 172.67.130.228
IPv6 hints2606:4700:3030::ac43:82e4, 2606:4700:3035::6815:398
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=218, name=cloudflare-ech.com

user.cz

DNSSEC⚠️ Not signed
A185.32.160.162🇨🇿 MASTER-AS185.32.160.0/22 CZ-ANAFRA-20130807
NSeva.ns.cloudflare.com ⭐
NSigor.ns.cloudflare.com
MXmail.user.cz ⭐
TXTapple-domain=AOtRXe3XkbzcrAwG
SOAeva.ns.cloudflare.comdns@cloudflare.com serial=2400734360

Previously MX for

user.cz

Same first word

vpn.exposed
vpn.net
vpn.be
vpn.kim
vpn.cat
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vpn.lt
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pnv.net
npv.net
pvn.me
pnv.si
pvn.tv
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pnv.dk
vnp.com
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pnv.pl
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pvn.su
vnp.com.au
npv.su
vnp.co
nvp.org.au
pnv.kz
npv.ch
npv.cz
vnp.de
pvn.nl
pvn.at
npv.com.mx
npv.as
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vnp.pt
vnp.nu
npv.by
vnp.dk
nvp.com.ph

DNS History

9 records (4 active, 5 former)

2017201820192020202120222023202420252026A104.21.3.152172.67.130.2282606:4700:3030::ac43:82e42606:4700:3035::6815:398185.32.160.21188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●A104.21.3.1522026-02-19 → 2026-04-14 · 6 obs
○ 2016-12-25 13:44:58
● 2026-02-19 19:15:48
● 2026-03-07 05:58:24
○ 2026-03-08 22:41:00
● 2026-03-25 03:36:00
● 2026-04-14 15:02:04
●A172.67.130.2282026-02-19 → 2026-04-14 · 6 obs
○ 2016-12-25 13:44:58
● 2026-02-19 19:15:48
● 2026-03-07 05:58:24
○ 2026-03-08 22:41:00
● 2026-03-25 03:36:00
● 2026-04-14 15:02:04
○A185.32.160.212016-03-13 → 2016-12-25 · 4 obs
● 2016-03-13 15:05:22
● 2016-12-25 13:44:58
○ 2026-02-19 19:15:48
○ 2026-04-14 15:02:04
○A188.114.96.02026-03-08 → 2026-03-08 · 4 obs
○ 2026-03-07 05:58:24
● 2026-03-08 22:41:00
○ 2026-03-25 03:36:00
○ 2026-04-14 15:02:04
○A188.114.97.02026-03-08 → 2026-03-08 · 4 obs
○ 2026-03-07 05:58:24
● 2026-03-08 22:41:00
○ 2026-03-25 03:36:00
○ 2026-04-14 15:02:04
●A2606:4700:3030::ac43:82e42026-02-19 → 2026-04-14 · 6 obs
○ 2016-12-25 13:44:58
● 2026-02-19 19:15:48
● 2026-03-07 05:58:24
○ 2026-03-08 22:41:00
● 2026-03-25 03:36:00
● 2026-04-14 15:02:04
●A2606:4700:3035::6815:3982026-02-19 → 2026-04-14 · 6 obs
○ 2016-12-25 13:44:58
● 2026-02-19 19:15:48
● 2026-03-07 05:58:24
○ 2026-03-08 22:41:00
● 2026-03-25 03:36:00
● 2026-04-14 15:02:04
○A2a06:98c1:3120::2026-03-08 → 2026-03-08 · 4 obs
○ 2026-03-07 05:58:24
● 2026-03-08 22:41:00
○ 2026-03-25 03:36:00
○ 2026-04-14 15:02:04
○A2a06:98c1:3121::2026-03-08 → 2026-03-08 · 4 obs
○ 2026-03-07 05:58:24
● 2026-03-08 22:41:00
○ 2026-03-25 03:36:00
○ 2026-04-14 15:02:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
czc.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz-
user.czeva.ns.cloudflare.com, igor.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.114

NS records: eva.ns.cloudflare.com, igor.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for user.cz (unsigned zone)

⏱️ Timing

Total: 414ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.130.228, 104.21.3.152
AAAA22606:4700:3030::ac43:82e4, 2606:4700:3035::6815:398
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

vpn.user.cz maps to four IP numbers: 2606:4700:3030::ac43:82e4, 2606:4700:3035::6815:398, 104.21.3.152 and 172.67.130.228.

Other host names, for instance dev.kunruchcreations.com, setiantian.com, dealarmshop.nl, bbmembersarea.com and pawsmatter.ca share IP numbers with vpn.user.cz.