ns1.cbtusb.com - robtex.com

ns1.cbtusb.com

DNSSEC⚠️ Not signed
A18.205.186.231🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix
PTRec2-18-205-186-231.compute-1.amazonaws.com

cbtusb.com

DNSSEC⚠️ Not signed
A34.209.195.255🇺🇸 Amazon34.208.0.0/12 EC2 PDX prefix
NSns1.cbtusb.com ⭐
NSns1.csof.net
NSns2.csof.net
NSns3.csof.net
NSns4.csof.net
MXmx1.cbtusb.com ⭐
MXmx2.cbtusb.com ⭐
TXTv=spf1 include:_incspfcheck.mailspike.net ?all
SOAns1.cbtusb.comhostmaster@cbtusb.com serial=1785849262
⚠️ On DNS blocklist: tif, tif.medium

NS for

cbtusb.com

Same first word

ns1.com.ua
ns1.domains
ns1.gov.mu
ns1.dscloud.biz
ns1.cl
ns1.mt
ns1.sc.gov.br
ns1.net.tr
ns1.org
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.pl
ns1.mil.lv
ns1.oya.to
ns1.alp1.ae.flow.ch
ns1.drayddns.com
ns1.nc
ns1.familyds.org
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.eun.eg
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.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

Similar names

sn1.de
sn1.cc
1ns.at
sn1.biz
n1s.com
1ns.com
1ns.ru
1ns.ca
n1s.net
1ns.nl
sn1.us
sn1.dk
n1s.su
1ns.ai
ns1.servehttp.com
ns1.co.za
ns1.host
ns1.gov.az
ns1.dev
s1n.de
ns1.store
sn1.ch
s1n.net
ns1.rr.gov.br
ns1.carrd.co
ns1.az
ns1.gov.ph
s1n.com
n1s.us
1sn.com
ns1.in-berlin.de
ns1.fastlylb.net
ns1.edu.tt
ns1.ai
ns1.ac.lk
ns1.pe.gov.br
ns1.biz
ns1.lu

DNS History

1 record (1 active, 0 former)

A18.205.186.231
●A18.205.186.2312026-08-04 → 2026-08-05 · 2 obs
● 2026-08-04 16:10:04
● 2026-08-05 07:06:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
cbtusb.comns1.csof.net, ns2.csof.net, ns4.csof.net, ns3.csof.net-

✅ Authoritative Response

Server:18.205.186.231

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cbtusb.com (unsigned zone)

⏱️ Timing

Total: 224ms | Queries: -

📄 Records

TypeCountSample Data
A118.205.186.231

Analysis

Name Server Role

ns1.cbtusb.com serves as a name server for cbtusb.com.

ns1.csof.net, ns2.csof.net and ns3.csof.net are often grouped with ns1.cbtusb.com to function as name servers.

IP Addresses

ns1.cbtusb.com resolves to just one IP address, 18.205.186.231.

Two other host names, along with ns1.a0fb650577f9a69e23523a125c5496d4.org, ns1.3da0cde6c9f8c664aa8bb5d5bbb0a710.com and ns1.lrcpn8d98207484d.com, also share IP numbers with ns1.cbtusb.com.