alexstudio.cz - robtex.com

alexstudio.cz

DNSSEC⚠️ Not signed
A2606:4700:3034::6815:585e🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:af90🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.88.94Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.175.144🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSernest.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3ba4🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
A2803:f800:50::6ca2:c1a4🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRernest.ns.cloudflare.com
A2a06:98c1:50::ac40:21a4🇺🇸 Cloudflare2a06:98c1:50::/45
PTRernest.ns.cloudflare.com
A108.162.193.164🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
A172.64.33.164🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
A173.245.59.164🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRernest.ns.cloudflare.com
NSolivia.ns.cloudflare.com
A2606:4700:50::a29f:26dd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolivia.ns.cloudflare.com
A2803:f800:50::6ca2:c2dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRolivia.ns.cloudflare.com
A2a06:98c1:50::ac40:22dd🇺🇸 Cloudflare2a06:98c1:50::/45
PTRolivia.ns.cloudflare.com
A108.162.194.221🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolivia.ns.cloudflare.com
A162.159.38.221Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolivia.ns.cloudflare.com
A172.64.34.221🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRolivia.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.88.94, 172.67.175.144
IPv6 hints2606:4700:3034::6815:585e, 2606:4700:3037::ac43:af90
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=134, name=cloudflare-ech.com
SOAernest.ns.cloudflare.comdns@cloudflare.com serial=2402380818

cz

DNSSEC🔒 Signed (DS record present)
NSa.ns.nic.cz ⭐
NSb.ns.nic.cz
NSc.ns.nic.cz
NSd.ns.nic.cz
SOAa.ns.nic.czhostmaster@nic.cz serial=1777258038

Same first word

alexstudio.de
alexstudio.com.br
alexstudio.biz
alexstudio.dp.ua
alexstudio.net
alexstudio.cz

Similar names

xelastudio.com
studioalex.com
axelstudio.com.mx
exitosalud.com
exlastudio.com
axelstudio.com
axelstudio.ru

DNS History

17 records (6 active, 11 former)

20162017201820192020202120222023202420252026NSernest.ns.cloudflare.comolivia.ns.cloudflare.comcow2.dix.czlive2ns1.td-test.streamlive2ns2.td-test.streamns.clever.czns.kolin.czoko.clever.czMXmail.alexstudio.czmail.clever.czns.kolin.czA104.21.88.94172.67.175.1442606:4700:3034::6815:585e2606:4700:3037::ac43:af90136.244.81.21777.104.227.2
○NScow2.dix.cz2015-07-11 → 2016-08-12 · 4 obs
● 2015-07-11 15:43:42
● 2016-08-12 18:36:46
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
●NSernest.ns.cloudflare.com2026-02-21 → 2026-04-27 · 3 obs
○ 2016-08-12 18:36:46
● 2026-02-21 03:55:54
● 2026-04-27 03:31:44
○NSlive2ns1.td-test.stream2026-02-21 → 2026-04-27 · 2 obs
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
○NSlive2ns2.td-test.stream2026-02-21 → 2026-04-27 · 2 obs
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
○NSns.clever.cz2015-07-11 → 2016-08-12 · 4 obs
● 2015-07-11 15:43:42
● 2016-08-12 18:36:46
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
○NSns.kolin.cz2015-07-11 → 2016-08-12 · 4 obs
● 2015-07-11 15:43:42
● 2016-08-12 18:36:46
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
○NSoko.clever.cz2015-07-11 → 2016-08-12 · 4 obs
● 2015-07-11 15:43:42
● 2016-08-12 18:36:46
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
●NSolivia.ns.cloudflare.com2026-02-21 → 2026-04-27 · 3 obs
○ 2016-08-12 18:36:46
● 2026-02-21 03:55:54
● 2026-04-27 03:31:44
○MXmail.alexstudio.cz2026-02-21 → 2026-04-27 · 2 obs
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
○MXmail.clever.cz2015-07-11 → 2016-08-12 · 4 obs
● 2015-07-11 15:43:42
● 2016-08-12 18:36:46
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
○MXns.kolin.cz2015-07-11 → 2016-08-12 · 4 obs
● 2015-07-11 15:43:42
● 2016-08-12 18:36:46
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
●A104.21.88.942026-02-21 → 2026-04-27 · 3 obs
○ 2016-08-12 18:36:46
● 2026-02-21 03:55:54
● 2026-04-27 03:31:44
○A136.244.81.2172026-02-21 → 2026-04-27 · 2 obs
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44
●A172.67.175.1442026-02-21 → 2026-04-27 · 3 obs
○ 2016-08-12 18:36:46
● 2026-02-21 03:55:54
● 2026-04-27 03:31:44
●A2606:4700:3034::6815:585e2026-02-21 → 2026-04-27 · 3 obs
○ 2016-08-12 18:36:46
● 2026-02-21 03:55:54
● 2026-04-27 03:31:44
●A2606:4700:3037::ac43:af902026-02-21 → 2026-04-27 · 3 obs
○ 2016-08-12 18:36:46
● 2026-02-21 03:55:54
● 2026-04-27 03:31:44
○A77.104.227.22015-07-11 → 2016-08-12 · 4 obs
● 2015-07-11 15:43:42
● 2016-08-12 18:36:46
○ 2026-02-21 03:55:54
○ 2026-04-27 03:31:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz-
alexstudio.czolivia.ns.cloudflare.com, ernest.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.38.221

NS records: olivia.ns.cloudflare.com, ernest.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for alexstudio.cz (unsigned zone)

⏱️ Timing

Total: 871ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.175.144, 104.21.88.94
AAAA22606:4700:3037::ac43:af90, 2606:4700:3034::6815:585e
NS2ernest.ns.cloudflare.com, olivia.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1ernest.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

alexstudio.cz maps to four IP numbers: 2606:4700:3034::6815:585e, 2606:4700:3037::ac43:af90, 104.21.88.94 and 172.67.175.144.

Other host names, for instance hdstream.tv.in, signdocusfile.com, molecularinfo.com, www.qshop.com.pl and canularlayer.digital share IP numbers with alexstudio.cz.

Name Servers

Two name servers ernest.ns.cloudflare.com and olivia.ns.cloudflare.com handle delegation for alexstudio.cz.

alexstudio.cz uses the same name server setup as other domains, for example pafikabupatenbungo.org, pafimagelangkota.org, ibgnetwork.com, tanklesshome.com and brfc.org.uk.

alexstudio.cz partially shares name servers with other domains; examples include 01041.net, id-play-cdn16.com, ppgg77.world, 948397.com and cwolflj.xyz.

These name servers are commonly used with peyton.ns.cloudflare.com, coco.ns.cloudflare.com and ajay.ns.cloudflare.com.

Host names with six IP numbers: ernest.ns.cloudflare.com points to: 2606:4700:58::adf5:3ba4, 2803:f800:50::6ca2:c1a4, 2a06:98c1:50::ac40:21a4, 108.162.193.164, 172.64.33.164 and 173.245.59.164; olivia.ns.cloudflare.com points to: 2606:4700:50::a29f:26dd, 2803:f800:50::6ca2:c2dd, 2a06:98c1:50::ac40:22dd, 108.162.194.221, 162.159.38.221 and 172.64.34.221.