mx.crx.cz - robtex.com

mx.crx.cz

DNSSEC⚠️ Not signed
A209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix
PTR209.250.224.249.vultrusercontent.com
NSns.parktons.com ⭐
A46.8.8.88🇨🇿 GRANSY46.8.8.0/24
NSbeta1.rdrhost.com ⚠️ Not in parent delegation
A209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix
PTR209.250.224.249.vultrusercontent.com
NSbeta2.rdrhost.com ⚠️ Not in parent delegation
A45.76.135.224🇬🇧 AS-VULTR45.76.128.0/20 Vultr Assigned Prefix
PTR45.76.135.224.vultrusercontent.com
MXmail.parktons.com ⭐
A155.138.212.151🇺🇸 AS-VULTR155.138.192.0/19 Vultr Assigned Prefix
PTR155-138-212-151.lum-int.io
SOAns.parktons.comroot@parktons.com serial=2617179285

crx.cz

DNSSEC⚠️ Not signed
A209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix
NSns.parktons.com ⭐
NSbeta1.rdrhost.com
NSbeta2.rdrhost.com
MXmail.parktons.com ⭐
SOAns.parktons.comroot@parktons.com serial=2617179285

Same first word

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mx.tn
mx.exchange
mx.kh.ua
mx.md
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mx.cm
mx.graphics
mx.cx
mx.support
mx.myftp.org
mx.duckdns.org
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mx.kasserver.com
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mx.s3-website-eu-west-1.amazonaws.com
mx.s3-website-us-east-1.amazonaws.com
mx.design
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mx.msk.ru
mx.scrapping.cc
mx.tv
mx.casino
mx.ma
mx.dyndns.org
mx.sh
mx.ax
mx.lv
mx.or.at
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mx.servebbs.org
mx.microsoft
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mx.myftp.biz
mx.com.tr
mx.be
mx.guru
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mx.ro
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mx.firewall-gateway.de
mx.mayfirst.org
mx.ag
mx.ee
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mx.fi
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mx.co.kr
mx.net
mx.box
mx.homelinux.com
mx.dnsalias.com
mx.se
mx.srv.br
mx.si
mx.de
mx.org.ua
mx.nl
mx.com
mx.al
mx
mx.org
mx.net.au
mx.sb
mx.sub.jp
mx.nf
mx.kg
mx.fm
mx.dk
mx.mil.lv
mx.is
mx.ac.cn
mx.uz
mx.mt
mx.lt
mx.co.at
mx.ua
mx.csb.app
mx.au
mx.go.gov.br
mx.com.mx
mx.dev
mx.su
mx.com.au
mx.123hjemmeside.no
mx.cl
mx.by
mx.bplaced.net
mx.uy
mx.dyndns-mail.com
mx.io
mx.co.ke
mx.vg
mx.gp
mx.gs
mx.global.prod.fastly.net
mx.com.pt
mx.ru
mx.services
mx.pl
mx.ht
mx.uk
mx.no
mx.cloud.nospamproxy.com
mx.agency
mx.rs
mx.vc
mx.cloudflare.net
mx.ws
mx.plus
mx.zone
mx.co.za
mx.tours
mx.s3.amazonaws.com
mx.com.tw
mx.vu
mx.biz
mx.ms
mx.network
mx.se.gov.br
mx.gy
mx.pe

Similar names

xm.co
xm.com.cn
xm.co.za
xm.kiev.ua
xm.js.cn
xm.cc
xm.by
xm.world
xm.lt
xm.com.ua
xm.ru
xm.de
xm.cl
xm.sk
xm.se
xm.hu
xm.com.co
xm.africa
xm.fi
xm.is
xm.am
xm.money
xm.be
xm.cz
xm.hk.cn
xm.fj.cn
xm.pl
xm.vn.ua
xm.house
xm.mk
xm.com

DNS History

9 records (5 active, 4 former)

20162017201820192020202120222023202420252026NSbeta1.rdrhost.combeta2.rdrhost.comns.parktons.comns1.one.czns2.one.czMXmail.parktons.comA209.250.224.24946.149.114.128CNAMEcrx.cz
●NSbeta1.rdrhost.com2026-02-17 → 2026-03-28 · 3 obs
○ 2016-04-12 16:54:22
● 2026-02-17 19:51:02
● 2026-03-28 00:46:56
●NSbeta2.rdrhost.com2026-02-17 → 2026-03-28 · 3 obs
○ 2016-04-12 16:54:22
● 2026-02-17 19:51:02
● 2026-03-28 00:46:56
●NSns.parktons.com2026-02-17 → 2026-03-28 · 3 obs
○ 2016-04-12 16:54:22
● 2026-02-17 19:51:02
● 2026-03-28 00:46:56
○NSns1.one.cz2015-11-05 → 2016-04-12 · 4 obs
● 2015-11-05 01:43:18
● 2016-04-12 16:54:22
○ 2026-02-17 19:51:02
○ 2026-03-28 00:46:56
○NSns2.one.cz2015-11-05 → 2016-04-12 · 4 obs
● 2015-11-05 01:43:18
● 2016-04-12 16:54:22
○ 2026-02-17 19:51:02
○ 2026-03-28 00:46:56
●MXmail.parktons.com2026-02-17 → 2026-03-28 · 2 obs
● 2026-02-17 19:51:02
● 2026-03-28 00:46:56
●A209.250.224.2492026-02-17 → 2026-03-28 · 3 obs
○ 2016-04-12 16:54:22
● 2026-02-17 19:51:02
● 2026-03-28 00:46:56
○A46.149.114.1282015-06-15 → 2016-04-12 · 4 obs
● 2015-06-15 14:00:48
● 2016-04-12 16:54:22
○ 2026-02-17 19:51:02
○ 2026-03-28 00:46:56
○CNAMEcrx.cz2015-06-15 → 2016-04-12 · 4 obs
● 2015-06-15 14:00:48
● 2016-04-12 16:54:22
○ 2026-02-17 19:51:02
○ 2026-03-28 00:46:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
czc.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz-
crx.czbeta2.rdrhost.com, beta1.rdrhost.com-

✅ Authoritative Response

Server:209.250.224.249

NS records: beta2.rdrhost.com, beta1.rdrhost.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crx.cz (unsigned zone)

⏱️ Timing

Total: 950ms | Queries: -

📄 Records

TypeCountSample Data
A1209.250.224.249
NS2beta1.rdrhost.com, beta2.rdrhost.com
MX1mail.parktons.com (pri: 10)
SOA1ns.parktons.com root.parktons.com

Analysis

IP Addresses

mx.crx.cz resolves to a single IP: 209.250.224.249.

Other host names, for instance dolcegabbana.cz, mog.cz, www.androidportal.cz, mailin1.bazarcom.cz and mail.(0x706f726e)star.cz share IP numbers with mx.crx.cz.

Name Servers

mx.crx.cz delegates to three name servers: ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com.

mx.crx.cz shares some name servers with other domains, for example ibankrot.cz, rdmsms01.click.cz, radano.info, gamezona.cz and realneckbill.info.

these name servers are often used with ns2.parktons.com, delta1.rdrhost.com, delta2.rdrhost.com, alpha1.rdrhost.com, alpha2.rdrhost.com, gamma1.rdrhost.com, gamma2.rdrhost.com, ai1.rdrhost.com, ai2.rdrhost.com and dns1.domain.name.

Host names with a single IP: ns.parktons.com points to 46.8.8.88; beta1.rdrhost.com points to 209.250.224.249; beta2.rdrhost.com points to 45.76.135.224.

Mail Servers

mx.crx.cz is handled by a single mail server, mail.parktons.com.

mx.crx.cz shares the mail server setup with other domains, for example kristyninysaty.cz, mail.raport-medyczny.pl, suesdiary.com.ip4.bz, ekarty.cz and www.teamapis.info.

Host name mail.parktons.com points to IP 155.138.212.151.