`ns1.ctb9.com`

DNSSEC	⚠️ Not signed
A	18.205.186.231^{🇺🇸 Amazon18.204.0.0/14}
		PTR	`ec2-18-205-186-231.compute-1.amazonaws.com`

`ctb9.com`

	DNSSEC	⚠️ Not signed
	A	34.229.166.50^{🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix}
	NS	`ns1.ctb9.com` ⭐
	NS	`ns1.csof.net`
	NS	`ns2.csof.net`
	NS	`ns3.csof.net`
	NS	`ns4.csof.net`
	MX	`mx1.ctb9.com` ⭐
	MX	`mx2.ctb9.com` ⭐
	TXT	`v=spf1 include:_incspfcheck.mailspike.net ?all`
	SOA	`ns1.ctb9.com`hostmaster@ctb9.com serial=1778595866

NS for

ctb9.com

Same first word

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ns1.cl

ns1.mt

ns1.sc.gov.br

ns1.ddnss.de

ns1.net.tr

ns1.org

ns1.orangecloud.tn

ns1.uz

ns1.cloudapp.net

ns1.mycloudnas.com

ns1.dnshome.de

ns1.fr

ns1.top

ns1.cx

ns1.myftp.org

ns1.ltd

ns1.dy.fi

ns1.at

ns1.j.layershift.co.uk

ns1.net.ua

ns1.mil.lv

ns1.alp1.ae.flow.ch

ns1.drayddns.com

ns1.nc

ns1.ru

ns1.j.scaleforce.net

ns1.own.pm

ns1.lib.vt.us

ns1.dnsking.ch

ns1.definima.net

ns1.ryd.wafaicloud.com

ns1.sh

ns1.lug.org.uk

ns1.my

ns1.io

ns1.skygearapp.com

ns1.vn

ns1.nz

ns1.no-ip.info

ns1.gov.mg

ns1.site

ns1.it.com

ns1.easypanel.host

ns1.jed.wafaicloud.com

ns1.mydns.jp

ns1.my.id

ns1.k12.ms.us

ns1.ras.ru

ns1.no-ip.net

ns1.ph

ns1.xmit.dev

ns1.org.uk

ns1.lib.md.us

ns1.com.hr

ns1.ne.kr

ns1.gov.rs

ns1.bplaced.net

ns1.3utilities.com

ns1.cloudflare.net

ns1.diskstation.me

ns1.123hjemmeside.dk

ns1.rag-cloud.hosteur.com

ns1.no

ns1.net.br

ns1.web.id

ns1.k12.vt.us

ns1.rn.gov.br

ns1.lima-city.de

ns1.gov.ru

ns1.rag-cloud-ch.hosteur.com

ns1.gov.za

ns1.ca

ns1.gov.lk

ns1.gov.mo

ns1.ngo.us

ns1.copro.uk

ns1.im

ns1.co.uk

ns1.dev-myqnapcloud.com

ns1.ox.rs

ns1.tokyo

ns1.ovh

ns1.gov.ps

ns1.us.kg

ns1.us

ns1.click

ns1.co.pl

ns1.co.com

ns1.mircloud.us

ns1.hu

ns1.appengine.flow.ch

ns1.myasustor.com

ns1.dscloud.mobi

ns1.com.tr

ns1.gov.sc

ns1.demo.jelastic.com

ns1.myqnapcloud.cn

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

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sn1.cc

1ns.at

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n1s.com

1ns.com

1ns.ru

1ns.ca

n1s.net

1ns.nl

sn1.us

DNS History

1 record (1 active, 0 former)

●A18.205.186.2312026-05-12 → 2026-05-14 · 2 obs

● 2026-05-12 20:13:18
● 2026-05-14 13:26:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net...	-
ctb9.com	ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net	-

✅ Authoritative Response

Server:3.214.185.54

NS records: ns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ctb9.com (unsigned zone)

⏱️ Timing

Total: 3718ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`18.205.186.231`

Analysis

Name Server Role

ns1.ctb9.com serves as the name server for ctb9.com.

Together with ns1.ctb9.com, ns1.csof.net, ns2.csof.net and ns3.csof.net are commonly used as name servers.

IP Addresses

ns1.ctb9.com points to a single IP: 18.205.186.231.

Other host names, for instance ns1.czynyce.website, ns1.81ec5ada5b27ac08d043ec409fe2c273.org, ns1.pricejs.net, ns1.dfe041a63729d8036b683d6c9d6cf7f4.com and ns1.laxjqqpxdhqqjac2c.com share IP numbers with ns1.ctb9.com.

ns1.ctb9.com - robtex.com

ns1.ctb9.com

ctb9.com