Autonomous System details

AS23623

Chuo University  ·  chuo-u.ac.jp

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AS23623 – Chuo University

Field Value
Country Japan
Website chuo-u.ac.jp
Hosted domains 3
IPv4 addresses 65,536
IPv6 addresses 0
ASN type Education
Registry jpnic
Updated 13 years ago on Apr 04, 2013
Netblock Company Num of IPs
133.91.0.0/16 Japan Network Information Center 65,536

There are no known IPv6 addresses belonging to this network

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WHOIS Details


                                                ASHandle:       AS23623
                                                OrgID:          AS23623
                                                ASName:         AS23623
                                                ASNumber:       AS23623
                                                RegDate:        0000-00-00
                                                Updated:        0000-00-00
                                                TechHandle:     AA00-AAAA
                                                Source:         AAAA

                                            
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Hosted Domains

There are 3 domain names hosted across 3 IP addresses on this ASN.

IP Address Domain Domains on this IP
133.91.122.81 ██████████ 1
133.91.20.69 ███████ 1
133.91.20.74 ██████████ 1
133.91.20.52 █████████ 1

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Useful for Cybersecurity

Peers

There is 1 peer for this ASN.

Peers Name
AS2907 Research Organization of Information and Systems, National Institute of Informatics
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Upstreams

There is 1 peer for this ASN.

upstreams Name
AS2907 Research Organization of Information and Systems, National Institute of Informatics
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Downstreams

There are no downstreams for this ASN.

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Pingable IPs

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

IP Address ASN Details
133.91.80.1 AS23623 Chuo University 1.38ms from Tokyo, JP
133.91.46.252 AS23623 Chuo University 1.30ms from Tokyo, JP
133.91.23.33 AS23623 Chuo University 2.75ms from Tokyo, JP
133.91.125.252 AS23623 Chuo University 1.41ms from Tokyo, JP
133.91.153.254 AS23623 Chuo University 2.90ms from Tokyo, JP
133.91.224.254 AS23623 Chuo University 2.88ms from Tokyo, JP
133.91.104.10 AS23623 Chuo University 2.29ms from Tokyo, JP
133.91.225.254 AS23623 Chuo University 2.81ms from Tokyo, JP
133.91.149.254 AS23623 Chuo University 2.90ms from Tokyo, JP
133.91.157.254 AS23623 Chuo University 3.04ms from Tokyo, JP
133.91.212.190 AS23623 Chuo University 2.92ms from Tokyo, JP
133.91.174.254 AS23623 Chuo University 2.85ms from Tokyo, JP
133.91.253.241 AS23623 Chuo University 1.09ms from Tokyo, JP
133.91.177.254 AS23623 Chuo University 3.03ms from Tokyo, JP
133.91.181.254 AS23623 Chuo University 2.89ms from Tokyo, JP
133.91.167.254 AS23623 Chuo University 2.90ms from Tokyo, JP
133.91.40.249 AS23623 Chuo University 1.28ms from Tokyo, JP
133.91.178.62 AS23623 Chuo University 2.80ms from Tokyo, JP
133.91.105.12 AS23623 Chuo University 1.37ms from Tokyo, JP
133.91.128.2 AS23623 Chuo University 2.80ms from Tokyo, JP
133.91.211.254 AS23623 Chuo University 3.02ms from Tokyo, JP
133.91.227.254 AS23623 Chuo University 2.79ms from Tokyo, JP
133.91.140.254 AS23623 Chuo University 2.94ms from Tokyo, JP
133.91.20.2 AS23623 Chuo University 1.32ms from Tokyo, JP
133.91.208.62 AS23623 Chuo University 2.95ms 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
82.77.100.39 AS8708 DIGI ROMANIA S.A. 0.77ms from Bucharest, RO
175.153.132.23 AS4837 CHINA UNICOM China169 Backbone 10.26ms from Chengdu, CN
144.172.126.71 AS396881 drServer.net 0.12ms from Dallas, US
14.242.206.151 AS45899 VNPT Corp 5.17ms from Ho Chi Minh City, VN
46.200.134.183 AS6849 JSC Ukrtelecom 2.40ms from Kyiv, UA
172.167.148.71 AS8075 Microsoft Corporation 0.24ms from London, GB
184.98.13.23 AS209 CenturyLink Communications, LLC 1.21ms from Phoenix, US
109.239.249.231 AS35617 air2bite s.r.l. 9.38ms from Rome, IT
164.77.171.151 AS27651 ENTEL CHILE S.A. 0.61ms from Santiago, CL
3.106.254.135 AS16509 Amazon.com, Inc. 0.80ms from Sydney, AU
218.221.144.215 AS2527 Sony Network Communications Inc. 16.33ms from Tokyo, JP
143.179.198.103 AS50266 Odido Netherlands B.V. 5.35ms from Amsterdam, NL
95.33.99.71 AS9145 EWE TEL GmbH 9.27ms from Amsterdam, NL
46.103.162.7 AS3329 Vodafone-panafon Hellenic Telecommunications Company SA 4.50ms from Athens, GR
43.208.7.55 AS16509 Amazon.com, Inc. 1.96ms from Bangkok, TH
117.232.58.151 AS9829 National Internet Backbone 8.99ms from Bengaluru, IN
73.61.192.7 AS7922 Comcast Cable Communications, LLC 11.87ms from Boston, US
41.40.141.231 AS8452 TE-AS 3.19ms from Cairo, EG
171.232.20.215 AS7552 Viettel Group 0.80ms from Ho Chi Minh City, VN
116.38.141.103 AS17858 LG POWERCOMM 1.90ms from Incheon, KR
194.12.67.135 AS47283 FOP Koval Dmitro Orestovich 6.85ms from Kyiv, UA
74.48.171.135 AS35916 MULTACOM CORPORATION 0.22ms from Los Angeles, US
84.9.29.231 AS25310 Vodafone Limited 2.63ms from Manchester, GB
74.111.20.23 AS701 Verizon Business 14.44ms from Morris Plains, US
34.14.198.87 AS396982 Google LLC 0.09ms from Mumbai, IN

Traceroute

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

$
traceroute -a -n -q1 -f4 -m15 133.91.57.196
traceroute to 133.91.57.196 (133.91.57.196): 15 hops max, 52 byte packets
4 [AS3257] 89.149.185.49 25.442 ms
5 [AS2497] 210.130.133.29 22.875 ms
6 [AS2497] 58.138.83.182 171.873 ms
7 *
8 [AS2497] 58.138.112.105 242.831 ms
9 [AS2497] 202.232.6.18 243.145 ms
10 [AS2907] 150.99.11.32 244.42 ms
11 [AS2907] 150.99.180.150 243.758 ms
12 [AS23623] 133.91.254.3 246.01 ms
13 *
14 *
15 *
Measurement taken from IPinfo ProbeNet in Barcelona, ES
On

Related Networks

What is an ASN?

Autonomous System Numbers (ASNs) are assigned to entities such as Internet Service Providers and other large organizations that control blocks of IP addresses. This network page, and the organization field that's shown on the main IP address information page and also returned in the geolocation API are based on the ASN.

The ASN details will often correspond to the IP address owner, but for smaller organizations it may be that organization's parent, or their ISP. Find out more about AS23623 at robtex.

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