133.25.128.0/17

AS55379  ·  Hosei University

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Summary

Country Japan
Domain nic.ad.jp
ASN AS55379
Registry APNIC
ID JPNIC-NET-JP-ERX

WHOIS Details

inetnum:        133.0.0.0 - 133.255.255.255
netname:        JPNIC-NET-JP-ERX
descr:          Japan Network Information Center
country:        JP
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
abuse-c:        AJ382-AP
remarks:        133/8 block is an ERX range which transfered from
remarks:        ARIN to APNIC on 2009-10-30
remarks:        The original allocation date was 1997-03-01
remarks:        Please search  whois.nic.ad.jp for more information
remarks:        about this range
remarks:        % whois -h whois.nic.ad.jp ***.***.***.***/e
status:         ALLOCATED PORTABLE
mnt-by:         APNIC-HM
mnt-lower:      MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
last-modified:  2022-11-01T04:33:10Z
source:         APNIC

irt:            IRT-JPNIC-JP
address:        Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047, japan
e-mail:         hostmaster@nic.ad.jp
abuse-mailbox:  hostmaster@nic.ad.jp
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
auth:           # Filtered
remarks:        hostmaster@nic.ad.jp was validated on 2024-11-27
mnt-by:         MAINT-JPNIC
last-modified:  2025-09-04T01:00:00Z
source:         APNIC

role:           ABUSE JPNICJP
country:        ZZ
address:        Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047, japan
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
e-mail:         hostmaster@nic.ad.jp
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
nic-hdl:        AJ382-AP
remarks:        Generated from irt object IRT-JPNIC-JP
remarks:        hostmaster@nic.ad.jp was validated on 2024-11-27
abuse-mailbox:  hostmaster@nic.ad.jp
mnt-by:         APNIC-ABUSE
last-modified:  2025-01-23T00:15:35Z
source:         APNIC

role:           Japan Network Information Center
address:        Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047, Japan
country:        JP
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
e-mail:         hostmaster@nic.ad.jp
admin-c:        JI13-AP
tech-c:         JE53-AP
nic-hdl:        JNIC1-AP
mnt-by:         MAINT-JPNIC
last-modified:  2022-01-05T03:04:02Z
source:         APNIC

Nearby Ranges

BGP prefixes that overlap with 133.25.0.0/16

No nearby ranges found.

Hosted domains

There are 2 domain names hosted across 2 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
133.25.209.130 jp.gs 1
133.25.160.138 hosei-gpca.jp 1

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

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

IP Address ASN Details
133.25.222.1 AS55379 Hosei University 2.16ms from Tokyo, JP
133.25.171.66 AS55379 Hosei University 2.47ms from Tokyo, JP
133.25.247.194 AS55379 Hosei University 1.94ms from Tokyo, JP
133.25.251.10 AS55379 Hosei University 2.20ms from Tokyo, JP
133.25.237.5 AS55379 Hosei University 1.85ms from Tokyo, JP
133.25.183.104 AS55379 Hosei University 2.70ms from Tokyo, JP
133.25.248.239 AS55379 Hosei University 2.95ms from Tokyo, JP
133.25.172.113 AS55379 Hosei University 2.20ms from Tokyo, JP
133.25.252.10 AS55379 Hosei University 2.13ms from Tokyo, JP
133.25.242.141 AS55379 Hosei University 1.80ms from Tokyo, JP
133.25.236.65 AS55379 Hosei University 2.36ms from Tokyo, JP
133.25.243.11 AS55379 Hosei University 2.06ms from Tokyo, JP
133.25.196.24 AS55379 Hosei University 2.19ms from Tokyo, JP
133.25.160.176 AS55379 Hosei University 1.77ms from Tokyo, JP
133.25.181.192 AS55379 Hosei University 5.83ms from Tokyo, JP
133.25.246.201 AS55379 Hosei University 2.20ms from Tokyo, JP
133.25.144.112 AS55379 Hosei University 3.34ms from Tokyo, JP
133.25.153.77 AS55379 Hosei University 1.83ms from Tokyo, JP
133.25.194.41 AS55379 Hosei University 2.17ms from Tokyo, JP
133.25.195.68 AS55379 Hosei University 1.99ms from Tokyo, JP
133.25.239.220 AS55379 Hosei University 2.24ms from Tokyo, JP
133.25.179.212 AS55379 Hosei University 2.71ms from Tokyo, JP
133.25.221.46 AS55379 Hosei University 1.78ms from Tokyo, JP
133.25.161.135 AS55379 Hosei University 2.16ms from Tokyo, JP
133.25.140.61 AS55379 Hosei University 1.70ms 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
176.98.228.1 AS41798 JSC Transtelecom 1.09ms from Almaty, KZ
82.151.169.1 AS33915 Vodafone Libertel B.V. 5.18ms from Amsterdam, NL
68.100.104.1 AS22773 Cox Communications Inc. 1.83ms from Ashburn, US
204.232.173.209 AS27357 Rackspace Hosting 0.58ms from Ashburn, US
101.17.31.49 AS4837 CHINA UNICOM China169 Backbone 6.18ms from Beijing, CN
73.89.240.1 AS7922 Comcast Cable Communications, LLC 10.96ms from Boston, US
20.109.90.129 AS8075 Microsoft Corporation 0.33ms from Boydton, US
176.79.92.1 AS3243 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 0.65ms from Braga, PT
152.168.172.1 AS7303 Telecom Argentina S.A. 1.61ms from Buenos Aires, AR
190.189.53.1 AS7303 Telecom Argentina S.A. 1.75ms from Buenos Aires, AR
183.223.101.1 AS9808 China Mobile Communications Group Co., Ltd. 4.40ms from Chengdu, CN
46.110.117.65 AS30600 Metronet 0.37ms from Chicago, US
69.58.124.177 AS32899 Bresco Broadband 1.46ms from Columbus, US
27.0.180.1 AS45942 Sikka Broadband Pvt. Ltd. 8.94ms from Delhi, IN
4.34.54.1 AS3356 Level 3 Parent, LLC 0.33ms from Denver, US
200.129.53.1 AS1916 Rede Nacional de Ensino e Pesquisa 9.38ms from Fortaleza, BR
125.121.113.129 AS4134 CHINANET-BACKBONE 5.66ms from Hangzhou, CN
27.3.37.1 AS45543 SaiGon Tourist cable Televition Company 1.20ms from Ho Chi Minh City, VN
218.252.167.1 AS9908 HK Cable TV Ltd 6.83ms from Hong Kong, HK
12.219.124.193 AS7018 AT&T Enterprises, LLC 1.78ms from Houston, US
58.125.40.145 AS9318 SK Broadband Co Ltd 3.42ms from Incheon, KR
221.141.100.1 AS9318 SK Broadband Co Ltd 3.74ms from Incheon, KR
110.34.113.1 AS9757 CMB DONDAEMOON BROADCASTING 1.55ms from Incheon, KR
78.172.62.1 AS9121 Turk Telekomunikasyon Anonim Sirketi 0.48ms from Istanbul, TR
197.216.14.1 AS11259 Angola Telecom 12.81ms from Luanda, AO

Traceroute

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

$
traceroute -a -n -q1 -f4 133.25.140.154
traceroute to 133.25.140.154 (133.25.140.154): 64 hops max, 52 byte packets
5 [] 210.171.224.150 0.743 ms
6 [AS2907] 150.99.11.32 1.154 ms
10 [AS55379] 133.25.158.2 1.769 ms
Measurement taken from IPinfo ProbeNet in Tokyo, JP
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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