cls.io - robtex.com

cls.io

DNSSEC⚠️ Not signed
A35.162.158.87🇺🇸 Amazon35.160.0.0/13 EC2 PDX prefix
PTRec2-35-162-158-87.us-west-2.compute.amazonaws.com
A184.33.253.150🇺🇸 Amazon184.32.0.0/14 EC2 Prefix
NSns-219.awsdns-27.com ⭐
A2600:9000:5300:db00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront
PTRns-219.awsdns-27.com
A205.251.192.219🇺🇸 Amazon205.251.192.0/24 prefix
PTRns-219.awsdns-27.com
NSns-1020.awsdns-63.net
A2600:9000:5303:fc00::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront
PTRns-1020.awsdns-63.net
A205.251.195.252🇺🇸 Amazon205.251.195.0/24 prefix
PTRns-1020.awsdns-63.net
NSns-1424.awsdns-50.org
A2600:9000:5305:9000::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront
PTRns-1424.awsdns-50.org
A205.251.197.144🇺🇸 Amazon205.251.197.0/24 prefix
PTRns-1424.awsdns-50.org
NSns-1600.awsdns-08.co.uk
A2600:9000:5306:4000::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront
PTRns-1600.awsdns-08.co.uk
A205.251.198.64🇺🇸 Amazon205.251.198.0/24 prefix
PTRns-1600.awsdns-08.co.uk
SOAns-219.awsdns-27.comawsdns-hostmaster@amazon.com serial=1

io

DNSSEC🔒 Signed (DS record present)
NSa0.nic.io ⭐
NSa2.nic.io
NSb0.nic.io
NSc0.nic.io
SOAa0.nic.iohostmaster@donuts.email serial=1773494468

Same first word

cls.kz
cls.international
cls.org.uk
cls.center
cls.in
cls.health
cls.management
cls.es
cls.or.jp
cls.com.ar
cls.network
cls.ro
cls.zone
cls.la
cls.com.au
cls.expert
cls.us.com
cls.nl
cls.ru
cls.se
cls.support
cls.business
cls.me
cls.su
cls.live
cls.ch
cls.at
cls.de
cls.net
cls.pl
cls.co
cls.org.au
cls.eu
cls.com
cls.cn
cls.technology
cls.sch.id
cls.biz
cls.education
cls.com.mx
cls.sk
cls.mobi
cls.no
cls.k12.oh.us
cls.media
cls.ca
cls.agency
cls.be
cls.ie
cls.ks.ua
cls.co.uk
cls.net.au
cls.nu
cls.jp
cls.by
cls.com.my
cls.to
cls.life
cls.lv
cls.us
cls.net.cn
cls.group
cls.fr
cls.pt
cls.lu
cls.hu
cls.in.ua
cls.com.tw
cls.ae
cls.lt
cls.co.at
cls.edu.hk
cls.io
cls.az
cls.ab.ca
cls.com.pl
cls.it
cls.co.za
cls.vn
cls.asia
cls.co.il
cls.org
cls.info
cls.ag
cls.com.ua
cls.email
cls.vic.edu.au
cls.fi
cls.investments
cls.li
cls.rs
cls.ug
cls.com.vn
cls.cz
cls.edu.cn

Similar names

lcs.ro
slc.us.com
csl.at
lsc.lu
csl.nu
lcs.ms
slc.city
lsc.edu.gr
scl.ca
csl.li
slc.co.uk
lcs.gov.bn
lcs.bz
scl.tn
scl.me
csl.asia
csl.agency
lcs.nu
csl.it
lcs.at
lcs.sn
scl.ac
scl.lu
slc.net.sa
csl.co.uk
lcs.co.at
csl.academy
lsc.de
lcs.pt
scl.org.sg
slc.dz
lsc.lv
csl.ink
lsc.cz
scl.gov.ua
csl.co.jp
lcs.on.ca
slc.pl
slc.go.th
lcs.ru
lcs.net
lsc.ae
lsc.email
csl.my
csl.de
slc.at
slc.vn
lcs.com
slc.mx
lsc.gov.la
lsc.biz
lsc.com.uy
slc.events
csl.edu.al
csl.pl
scl.mx
csl.dev
scl.com.tn
scl.pl
csl.cz
lsc.co.uk
slc.com.es
csl.hk
slc.la
lsc.cn
csl.cnt.br
csl.technology
lcs.net.pl
lcs.rs
lcs.st
lsc.su
scl.at
scl.de
slc.su
csl.ag
csl.com
csl.tech
scl.co.kr
lcs.info
lcs.k12.wi.us
slc.care
scl.su
slc.me

DNS History

10 records (6 active, 4 former)

NSns-1020.awsdns-63.netns-1424.awsdns-50.orgns-1600.awsdns-08.co.ukns-219.awsdns-27.comA184.33.253.15035.162.158.8716.148.163.162184.32.132.10035.85.118.22144.247.193.6
●NSns-1020.awsdns-63.net2026-03-06 → 2026-03-23 · 2 obs
● 2026-03-06 20:13:48
● 2026-03-23 21:22:42
●NSns-1424.awsdns-50.org2026-03-06 → 2026-03-23 · 2 obs
● 2026-03-06 20:13:48
● 2026-03-23 21:22:42
●NSns-1600.awsdns-08.co.uk2026-03-06 → 2026-03-23 · 2 obs
● 2026-03-06 20:13:48
● 2026-03-23 21:22:42
●NSns-219.awsdns-27.com2026-03-06 → 2026-03-23 · 2 obs
● 2026-03-06 20:13:48
● 2026-03-23 21:22:42
○A16.148.163.1622026-03-06 → 2026-03-06 · 3 obs
● 2026-03-06 20:13:48
○ 2026-03-15 12:31:44
○ 2026-03-23 21:22:42
○A184.32.132.1002026-03-15 → 2026-03-15 · 3 obs
○ 2026-03-06 20:13:48
● 2026-03-15 12:31:44
○ 2026-03-23 21:22:42
●A184.33.253.1502026-03-23 → 2026-03-23 · 2 obs
○ 2026-03-15 12:31:44
● 2026-03-23 21:22:42
●A35.162.158.872026-03-23 → 2026-03-23 · 2 obs
○ 2026-03-15 12:31:44
● 2026-03-23 21:22:42
○A35.85.118.2212026-03-15 → 2026-03-15 · 3 obs
○ 2026-03-06 20:13:48
● 2026-03-15 12:31:44
○ 2026-03-23 21:22:42
○A44.247.193.62026-03-06 → 2026-03-06 · 3 obs
● 2026-03-06 20:13:48
○ 2026-03-15 12:31:44
○ 2026-03-23 21:22:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
ioa0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io-
cls.ions-1600.awsdns-08.co.uk, ns-219.awsdns-27.com, ns-1424.awsdns-50.org, ns-1020.awsdns-63.net-

✅ Authoritative Response

Server:205.251.198.64

NS records: ns-1600.awsdns-08.co.uk, ns-219.awsdns-27.com, ns-1424.awsdns-50.org, ns-1020.awsdns-63.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cls.io (unsigned zone)

⏱️ Timing

Total: 602ms | Queries: -

📄 Records

TypeCountSample Data
A2184.33.253.150, 35.162.158.87
NS4ns-1020.awsdns-63.net, ns-1424.awsdns-50.org...
SOA1ns-219.awsdns-27.com awsdns-hostmaster.a

Analysis

IP Addresses

cls.io points to two IPs: 35.162.158.87 and 184.33.253.150.

Other host names including autocad.ch, autodesk.ph, simhub.autodesk.com, autocad.org.pl and autocadlt.com.mx share IP numbers with cls.io.

Name Servers

cls.io is delegated to four name servers: ns-219.awsdns-27.com, ns-1020.awsdns-63.net, ns-1424.awsdns-50.org and ns-1600.awsdns-08.co.uk.

cls.io at least partially shares name servers with other domains, including lifewaywomen.com, d2xeswl5an16ef.cloudfront.net, greenfoxapp.com, selectcorp.com and cursedwords.com.

These name servers are typically used together with the name servers ns-1312.awsdns-36.org, ns-706.awsdns-24.net, ns-1682.awsdns-18.co.uk, ns-127.awsdns-15.com, ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com, ns-664.awsdns-19.net and ns-1660.awsdns-15.co.uk.

Hosts with two IP numbers:

Host ns-219.awsdns-27.com points to 2600:9000:5300:db00::1 and 205.251.192.219

Host ns-1020.awsdns-63.net points to 2600:9000:5303:fc00::1 and 205.251.195.252

Host ns-1424.awsdns-50.org points to 2600:9000:5305:9000::1 and 205.251.197.144

Host ns-1600.awsdns-08.co.uk points to 2600:9000:5306:4000::1 and 205.251.198.64