col.io - robtex.com

col.io

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:98e5🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:2cc🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.2.204Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.152.229🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmartha.ns.cloudflare.com ⭐
A2606:4700:50::a29f:268e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmartha.ns.cloudflare.com
A2803:f800:50::6ca2:c28e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmartha.ns.cloudflare.com
A2a06:98c1:50::ac40:228e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmartha.ns.cloudflare.com
A108.162.194.142🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmartha.ns.cloudflare.com
A162.159.38.142Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmartha.ns.cloudflare.com
A172.64.34.142🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmartha.ns.cloudflare.com
NSrocky.ns.cloudflare.com
A2606:4700:58::adf5:3be3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
A2803:f800:50::6ca2:c1e3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrocky.ns.cloudflare.com
A2a06:98c1:50::ac40:21e3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrocky.ns.cloudflare.com
A108.162.193.227🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
A172.64.33.227🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
A173.245.59.227🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrocky.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.2.204, 172.67.152.229
IPv62606:4700:3030::ac43:98e5, 2606:4700:3034::6815:2cc
SOAmartha.ns.cloudflare.comdns@cloudflare.com serial=2395009995

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

col.dog
col.co.th
col.pw
col.ac.uk
col.bz
col.org.pe
col.k12.co.us
col.cl
col.st
col.bet
col.ma
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col.in
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col.de
col.at
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col.cafe
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col.do
col.is
col.ro
col.cn
col.la
col.li
col.biz
col.jp
col.fi
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col.mx
col.com.cn
col.com.co
col.uz
col.world
col.pm
col.nl
col.int
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col.azureedge.net
col.net.co
col.eu
col.pt
col.com.my
col.io
col.sk
col.co
col.ca
col.ie
col.co.il
col.uk
col.us
col.es
col.co.ke
col.com
col.org.cn
col.co.jp
col.vg
col.ru
col.hu
col.lu
col.be
col.im
col.am
col.com.tr

Similar names

clo.store
olc.ne.jp
loc.se
lco.cl
ocl.pl
clo.gov.pl
ocl.ru
olc.at
ocl.or.kr
lco.edu
loc.at
olc.cn
lco.com.br
loc.si
loc.dev
olc.ro
ocl.org.mx
loc.be
loc.fr
loc.ch
loc.design
olc.co.za
loc.net
lco.com.au
clo.tv
loc.club
lco.lu
loc.kr
ocl.it
loc.com.au
ocl.bzh
ocl.ac
lco.it
ocl.xyz
ocl.de
loc.de
lco.net
olc.info
loc.med.br
loc.eu
clo.it
olc.aero
clo.cl
ocl.nu
lco.vn
ocl.net
olc.jp
olc.tv
olc.be
ocl.com.pk
loc.ski
ocl.es
lco.at
lco.ch
olc.nl
clo.de
clo.com
clo.dk
loc.by
ocl.cz
lco.nl
loc.cc
ocl.dk
loc.top
ocl.co
olc.com.cn
clo.co.kr
ocl.cl

DNS History

6 records (6 active, 0 former)

NSmartha.ns.cloudflare.comrocky.ns.cloudflare.comA104.21.2.204172.67.152.2292606:4700:3030::ac43:98e52606:4700:3034::6815:2cc
●NSmartha.ns.cloudflare.com2026-03-20 → 2026-03-23 · 2 obs
● 2026-03-20 23:37:08
● 2026-03-23 16:42:56
●NSrocky.ns.cloudflare.com2026-03-20 → 2026-03-23 · 2 obs
● 2026-03-20 23:37:08
● 2026-03-23 16:42:56
●A104.21.2.2042026-03-20 → 2026-03-23 · 2 obs
● 2026-03-20 23:37:08
● 2026-03-23 16:42:56
●A172.67.152.2292026-03-20 → 2026-03-23 · 2 obs
● 2026-03-20 23:37:08
● 2026-03-23 16:42:56
●A2606:4700:3030::ac43:98e52026-03-20 → 2026-03-23 · 2 obs
● 2026-03-20 23:37:08
● 2026-03-23 16:42:56
●A2606:4700:3034::6815:2cc2026-03-20 → 2026-03-23 · 2 obs
● 2026-03-20 23:37:08
● 2026-03-23 16:42:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
iob0.nic.io, c0.nic.io, a0.nic.io, a2.nic.io-
col.iomartha.ns.cloudflare.com, rocky.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.142

NS records: martha.ns.cloudflare.com, rocky.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for col.io (unsigned zone)

⏱️ Timing

Total: 342ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.2.204, 172.67.152.229
AAAA22606:4700:3034::6815:2cc, 2606:4700:3030::ac43:98e5
NS2martha.ns.cloudflare.com, rocky.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1martha.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

col.io maps to four IP numbers: 2606:4700:3030::ac43:98e5, 2606:4700:3034::6815:2cc, 104.21.2.204 and 172.67.152.229.

Other host names such as rallytrans.com, ddrmovies.net, 1ff2.com, natrabio.com and xiamengangtie.com share IPs with col.io.

Name Servers

Two name servers martha.ns.cloudflare.com and rocky.ns.cloudflare.com handle the delegation for col.io.

col.io shares the same name server setup as other domains, for example technicalartsgroup.com, loqal.info, techartsgroup.com, ketpat.com and docusigning.shop.

col.io at least partially shares name servers with other domains, for example ysb10.com, cadman.pw, hearingaidsi.com, mcl-br.icu and springhome.ca.

These name servers are often used together with rosa.ns.cloudflare.com and duke.ns.cloudflare.com.

Host names with six IP numbers:

martha.ns.cloudflare.com points to 2606:4700:50::a29f:268e, 2803:f800:50::6ca2:c28e, 2a06:98c1:50::ac40:228e, 108.162.194.142, 162.159.38.142 and 172.64.34.142.

rocky.ns.cloudflare.com points to 2606:4700:58::adf5:3be3, 2803:f800:50::6ca2:c1e3, 2a06:98c1:50::ac40:21e3, 108.162.193.227, 172.64.33.227 and 173.245.59.227.