194.223.140.0/22

AS8220  ·  COLT Technology Services Group Limited

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Summary

Country Japan
Domain colt.net
ASN AS8220
Registry APNIC
ID CTSCL-JP

WHOIS Details

inetnum:        194.223.140.0 - 194.223.143.255
netname:        CTSCL-JP
descr:          Colt Technology Services Co., Ltd.
country:        JP
org:            ORG-CTSC1-AP
admin-c:        CTSC2-AP
tech-c:         CTSC2-AP
abuse-c:        AC2582-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CTSCL-JP
mnt-routes:     MAINT-CTSCL-JP
mnt-irt:        IRT-CTSCL-JP
last-modified:  2022-05-25T10:31:39Z
source:         APNIC

irt:            IRT-CTSCL-JP
address:        Izumi Garden Tower, 27F 1-6-1, Roppongi, Minato-ku, Tokyo Tokyo 106-6027
e-mail:         abuse2@colt.net
abuse-mailbox:  abuse2@colt.net
admin-c:        CTSC2-AP
tech-c:         CTSC2-AP
auth:           # Filtered
remarks:        abuse2@colt.net was validated on 2025-07-23
mnt-by:         MAINT-CTSCL-JP
last-modified:  2025-11-18T00:35:54Z
source:         APNIC

organisation:   ORG-CTSC1-AP
org-name:       Colt Technology Services Co., Ltd.
org-type:       LIR
country:        JP
address:        Izumi Garden Tower, 27F 1-6-1, Roppongi, Minato-ku
phone:          +81-03-5617-2342
e-mail:         hostmaster@colt.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:18:50Z
source:         APNIC

role:           ABUSE CTSCLJP
country:        ZZ
address:        Izumi Garden Tower, 27F 1-6-1, Roppongi, Minato-ku, Tokyo Tokyo 106-6027
phone:          +000000000
e-mail:         abuse2@colt.net
admin-c:        CTSC2-AP
tech-c:         CTSC2-AP
nic-hdl:        AC2582-AP
remarks:        Generated from irt object IRT-CTSCL-JP
remarks:        abuse2@colt.net was validated on 2025-07-23
abuse-mailbox:  abuse2@colt.net
mnt-by:         APNIC-ABUSE
last-modified:  2025-07-23T06:57:48Z
source:         APNIC

role:           Colt Technology Services Co Ltd administrator
address:        Izumi Garden Tower, 27F 1-6-1, Roppongi,  Minato-ku, Tokyo Tokyo 106-6027
country:        JP
phone:          +81-3-5617-2342
e-mail:         abuse@colt.net
admin-c:        CTSC2-AP
tech-c:         CTSC2-AP
nic-hdl:        CTSC2-AP
mnt-by:         MAINT-CTSCL-JP
last-modified:  2023-02-01T07:07:49Z
source:         APNIC

route:          194.223.140.0/22
origin:         AS8220
descr:          Colt Technology Services Co., Ltd. Izumi Garden Tower, 27F 1-6-1, Roppongi,  Minato-ku
mnt-by:         MAINT-CTSCL-JP
last-modified:  2022-05-25T08:08:32Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 194.223.0.0/16

Range ASN Company Num of IPs
194.223.192.0/18 AS18081 Kintetsu Cable Network,Ltd 16,384
194.223.0.0/18 AS7545 TPG Internet Pty Ltd 16,384
194.223.64.0/19 AS7545 TPG Internet Pty Ltd 8,192
194.223.96.0/19 AS138384 Rakuten Mobile Inc. 8,192
194.223.160.0/19 AS7545 TPG Internet Pty Ltd 8,192
194.223.144.0/20 AS8220 Colt Technology Services Co., Ltd. 4,096
194.223.128.0/21 AS8220 COLT Technology Services Group Limited 2,048
194.223.136.0/22 AS8220 COLT Technology Services Group Limited 1,024

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

33 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
194.223.142.169 AS8220 COLT Technology Services Group Limited 1.25ms from Tokyo, JP
194.223.141.190 AS8220 COLT Technology Services Group Limited 1.19ms from Tokyo, JP

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
34.234.232.134 AS14618 Amazon.com, Inc. 0.54ms from Ashburn, US
69.132.45.118 AS11426 Charter Communications Inc 9.02ms from Atlanta, US
185.68.73.198 AS44460 MEDIACENTER HUNGARY INFORMATIKAI SZOLGALTATO ES UZEMELTETO kft 0.33ms from Budapest, HU
75.51.221.182 AS7018 AT&T Enterprises, LLC 2.17ms from Dallas, US
3.125.25.246 AS16509 Amazon.com, Inc. 0.18ms from Frankfurt am Main, DE
18.175.84.102 AS16509 Amazon.com, Inc. 0.18ms from London, GB
172.167.252.118 AS8075 Microsoft Corporation 0.20ms from London, GB
159.108.176.6 AS2024 Eversource Energy 4.61ms from New York City, US
187.49.76.182 AS28343 UNIFIQUE TELECOMUNICACOES S/A 0.46ms from Porto Alegre, BR
34.191.68.166 AS15169 Google LLC 0.14ms from Salt Lake City, US
50.251.195.38 AS7922 Comcast Cable Communications, LLC 5.06ms from Seattle, US
109.107.83.150 AS34295 Geo BG Net SPLtd. 4.24ms from Sofia, BG
210.237.128.134 AS4725 SoftBank Corp. 3.24ms from Tokyo, JP
109.197.168.150 AS50705 PRZEDSIEBIORSTWO TELEKOMUNIKACYJNE "TELGAM" SPOLKA AKCYJNA 0.61ms from Wrocław, PL
116.116.199.118 AS4837 CHINA UNICOM China169 Backbone 15.76ms from Beijing, CN
44.226.123.166 AS16509 Amazon.com, Inc. 0.15ms from Boardman, US
84.239.4.22 AS44679 INVITE Systems SRL 0.24ms from Bucharest, RO
188.25.176.230 AS8708 DIGI ROMANIA S.A. 0.88ms from Bucharest, RO
50.76.151.102 AS7922 Comcast Cable Communications, LLC 12.35ms from Chicago, US
46.235.107.6 AS24232 Frankfurt, DL 1.41ms from Copenhagen, DK
122.174.104.54 AS24560 Bharti Airtel Ltd., Telemedia Services 7.29ms from Delhi, IN
80.150.205.134 AS3320 Deutsche Telekom AG 1.97ms from Duesseldorf, DE
81.26.163.134 AS12843 TelemaxX Telekommunikation GmbH 2.76ms from Frankfurt am Main, DE
18.197.38.86 AS16509 Amazon.com, Inc. 0.19ms from Frankfurt am Main, DE
81.23.72.38 AS12350 VTX Services SA 1.35ms from Geneve, CH

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f4 194.223.142.234
traceroute to 194.223.142.234 (194.223.142.234): 64 hops max, 52 byte packets
4 [] 27.111.229.123 219.696 ms
5 [] 212.74.66.93 581.758 ms
6 [AS8220] 148.109.1.242 589.513 ms
7 [AS8220] 194.223.142.234 621.846 ms
Measurement taken from IPinfo ProbeNet in Kuwait City, KW
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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