server.bst.cz - robtex.com

server.bst.cz

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:db46🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:1897🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.24.151Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.219.70🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.24.151, 172.67.219.70
IPv6 hints2606:4700:3030::ac43:db46, 2606:4700:3036::6815:1897
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=40, name=cloudflare-ech.com

bst.cz

DNSSEC⚠️ Not signed
NSdorthy.ns.cloudflare.com ⭐
NSleonard.ns.cloudflare.com
MXserver.blueskytravel.cz ⭐
TXTgoogle-site-verification=yeD8hAnRgXy49hMBMtIvm5hEkXDUjP2U-eGSvW0uxCU
TXTv=spf1 a mx include:spf.blueskytravel.cz ~all
SOAdorthy.ns.cloudflare.comdns@cloudflare.com serial=2403150866

Previously MX for

croatiaairlines.cz

Same first word

server.org.uk
server.in.th
server.by
server.lima-city.de
server.mobi
server.cab
server.kiev.ua
server.tj
server.ly
server.msk.ru
server.bargains
server.rs
server.trading
server.su
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server.kicks-ass.org
server.gd
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server.net.sg
server.eu
server.bz
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server.tel
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server.ie
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server.net.au
server.nl
server.mk
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server.co.com
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server.hk
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server.network
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server.net.in
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server.uz.ua
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server.kz
server.gg
server.sd
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server.email
server.cm
server.eus
server.coffee
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server.sk
server.ua
server.co
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server.engineer
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server.com
server.opole.pl
server.new
server.dog
server.co.nl
server.no
server.deals
server.hu
server.cz
server.kg
server.pet
server.app
server.ag
server.be
server.pro
server.lv
server.cl
server.cc
server.idv.tw
server.gr
server.cafe
server.sh
server.ne.kr
server.ne.jp
server.gen.tr
server.agency
server.casa
server.work
server.in.ua
server.my
server.sg
server.org
server.nyc
server.s3.amazonaws.com
server.lu
server.li
server.uy
server.com.pt
server.dyndns.tv
server.plus
server.srv.br
server.industries
server.warszawa.pl
server.bio
server.com.ro
server.id.vn
server.az
server.team
server.web.tr
server.awsapps.com
server.de
server.info.az
server.ac
server.ba
server.house
server.odessa.ua
server.uk
server.bike
server.care
server.js.cn
server.as
server.dk
server.net.co
server.guide
server.au
server.biz.id
server.ir
server.gb.net
server.web.id
server.company
server.bg
server.la
server.for-the.biz
server.com.gr
server.promo
server.digital
server.repair
server.ae
server.st
server.ms
server.gl
server.to
server.ch
server.services
server.fo
server.com.br
server.fyi
server.ro
server.(0x706f726e)
server.sa
server.codes
server.com.ar
server.my.id
server.com.au
server.zone
server.app.br
server.io
server.broker
server.firm.in
server.cn

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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.24.151172.67.219.702606:4700:3030::ac43:db462606:4700:3036::6815:189762.209.229.75CNAMEserver.blueskytravel.cz
●A104.21.24.1512026-03-15 → 2026-05-15 · 3 obs
○ 2016-04-27 08:59:58
● 2026-03-15 12:38:14
● 2026-05-15 02:35:10
●A172.67.219.702026-03-15 → 2026-05-15 · 3 obs
○ 2016-04-27 08:59:58
● 2026-03-15 12:38:14
● 2026-05-15 02:35:10
●A2606:4700:3030::ac43:db462026-03-15 → 2026-05-15 · 3 obs
○ 2016-04-27 08:59:58
● 2026-03-15 12:38:14
● 2026-05-15 02:35:10
●A2606:4700:3036::6815:18972026-03-15 → 2026-05-15 · 3 obs
○ 2016-04-27 08:59:58
● 2026-03-15 12:38:14
● 2026-05-15 02:35:10
○A62.209.229.752015-06-03 → 2016-04-27 · 4 obs
● 2015-06-03 23:15:00
● 2016-04-27 08:59:58
○ 2026-03-15 12:38:14
○ 2026-05-15 02:35:10
○CNAMEserver.blueskytravel.cz2015-06-03 → 2016-04-27 · 4 obs
● 2015-06-03 23:15:00
● 2016-04-27 08:59:58
○ 2026-03-15 12:38:14
○ 2026-05-15 02:35:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
cza.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz-
bst.czdorthy.ns.cloudflare.com, leonard.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.249

NS records: dorthy.ns.cloudflare.com, leonard.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bst.cz (unsigned zone)

⏱️ Timing

Total: 1055ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.219.70, 104.21.24.151
AAAA22606:4700:3030::ac43:db46, 2606:4700:3036::6815:1897
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

server.bst.cz points to four IP numbers: 2606:4700:3030::ac43:db46, 2606:4700:3036::6815:1897, 104.21.24.151 and 172.67.219.70.

Other host names, for instance www.thecaudillteam.com, cl0udramble.ru, hccomm.com, ratxinh.com and was-uns-am-herzen-liegt.org share IP numbers with server.bst.cz.