`ns1.cloud4data.com`

DNSSEC	⚠️ Not signed
A	81.31.33.52^{🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1}
		PTR	`ns1.cloud4data.com`

`cloud4data.com`

	DNSSEC	⚠️ Not signed
	A	81.31.45.146^{🇨🇿 MASTER-AS81.31.32.0/20 MASTER-NET-1}
	NS	`ns1.master.cz` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.cloud4data.com` ⚠️ Not in zone NS records
	NS	`ns2.cloud4data.com` ⚠️ Not in zone NS records
	NS	`ns2.master.cz` ⚠️ Not in parent delegation
	NS	`ns3.cloud4data.com` ⚠️ Not in zone NS records
	NS	`ns3.master.cz` ⚠️ Not in parent delegation
	MX	`mail.master.cz` ⭐
	MX	`ns3.master.cz`⁽²⁰⁾
	TXT	`v=spf1 mx a:d24.westmaster.com a:d78.westmaster.com a:exch.active.master.cz a...`
	TXT	`MS=E17A21F56060B210786E26DF4F4F691CC277360F`
	SOA	`ns1.master.cz`noc@master.cz 2021-11-23 #3

📈 Tranco rank: #994,896

PTR for

52.33.31.81.in-addr.arpa

NS for

cloud4data.com

newbornmonitor.com

masterapp.com

surevpn.com

34.31.81.in-addr.arpa

Previously NS for

vmcom.com

bestbabymonitor.mobi

relaxinthedark.com

bestwifianalyzer.com

Same first word

ns1.dev-myqnapcloud.com

ns1.ox.rs

ns1.tokyo

ns1.ovh

ns1.us.kg

ns1.us

ns1.click

ns1.co.pl

ns1.co.com

ns1.hu

ns1.appengine.flow.ch

ns1.myasustor.com

ns1.dscloud.mobi

ns1.com.tr

ns1.gov.sc

ns1.demo.jelastic.com

ns1.nl

ns1.fj

ns1.potager.org

ns1.gov.la

ns1.kg

ns1.fi.cloudplatform.fi

ns1.be

ns1.tuxfamily.org

ns1.unicloud.pl

ns1.j.scaleforce.com.cy

ns1.lublin.pl

ns1.enscaled.sg

ns1.co.nz

ns1.mcdir.ru

ns1.servehttp.com

ns1.co.za

ns1.host

ns1.gov.az

ns1.pa.gov.br

ns1.dev

ns1.store

ns1.rr.gov.br

ns1.carrd.co

ns1.az

ns1.gov.ph

ns1.in-berlin.de

ns1.fastlylb.net

ns1.edu.tt

ns1.ai

ns1.ac.lk

ns1.pe.gov.br

ns1.biz

ns1.lu

ns1.ro.gov.br

ns1.ac.gov.br

ns1.world

ns1.nic.in

ns1.vn.ua

ns1.mk

ns1.to

ns1.asia

ns1.is-a.dev

ns1.uno

ns1.es.gov.br

ns1.jls-sto1.elastx.net

ns1.eu

ns1.li

ns1.jcloud.kz

ns1.myds.me

ns1.nhs.uk

ns1.whm.nl-ams.scw.cloud

ns1.fm

ns1.us.reclaim.cloud

ns1.online

ns1.gr

ns1.tas.gov.au

ns1.vg

ns1.bz

ns1.df.gov.br

ns1.ie

ns1.systems

ns1.me

ns1.sakura.ne.jp

ns1.phx.enscaled.us

ns1.co.il

ns1.nic.tj

ns1.pw

ns1.cc

ns1.barsyonline.com

ns1.mobi

ns1.co.tz

ns1.com.pa

ns1.rs.ba

ns1.primetel.cloud

ns1.by

ns1.gov.bh

ns1.ge

ns1.paas.hosted-by-previder.com

ns1.si

ns1.jelastic.saveincloud.net

ns1.altervista.org

ns1.v.ua

ns1.perspecta.cloud

ns1.ch.trendhosting.cloud

Similar names

sn1.dk

n1s.su

1ns.ai

s1n.de

sn1.ch

s1n.net

s1n.com

n1s.us

1sn.com

n1s.ru

sn1.eu

1sn.ru

s1n.gg

n1s.se

s1n.biz

DNS History

1 record (1 active, 0 former)

●A81.31.33.522016-12-16 → 2026-07-30 · 4 obs

● 2016-12-16 03:28:00
○ 2026-07-07 15:13:38
● 2026-07-09 20:23:54
● 2026-07-30 03:59:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cloud4data.com	ns1.cloud4data.com, ns3.cloud4data.com, ns2.cloud4data.com	3 records

✅ Authoritative Response

Server:81.31.33.52

NS records: ns1.cloud4data.com, ns3.cloud4data.com, ns2.cloud4data.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cloud4data.com (unsigned zone)

⏱️ Timing

Total: 3276ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`81.31.33.52`

📌 Glue Records Collected

Total: 3

In-bailiwick: 3 (ns1.cloud4data.com, ns3.cloud4data.com, ns2.cloud4data.com)

Analysis

Name Server Role

ns1.cloud4data.com is an authoritative name server for cloud4data.com, newbornmonitor.com, masterapp.com as well as two other domains.

ns2.cloud4data.com, ns3.cloud4data.com and ns1.master.cz frequently serve as name servers alongside ns1.cloud4data.com.

IP Addresses

ns1.cloud4data.com points to a single IP number: 81.31.33.52.

ns1.cloud4data.com - dns.ninja