Summary

NetName
OrgName
CIDR
RIR

APNIC

Country
Status

Abuse

Contact
RegDate

Updated

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS101 WASH-NSF-AS - University of Washington, US United States 8192 4295032832
AS293 ESNET, US United States 135936 4295163904
AS513 CERN - CERN - European Organization for Nuclear Research, CH Switzerland 354816 8589934592
AS2153 CENIC-2153 - CENIC, US United States 5120 16842752
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 3777280 17716871168
AS2500 WIDE-BB - WIDE Project, JP Japan 65536 4294967296
AS3786 LGDACOM - LG DACOM Corporation, KR Republic of Korea 8711936 12784369664
AS4455 BSO - IX Reach Ltd, GB United Kingdom 56832 8590000128
AS4777 APNIC-COLO - Asia Pacific Network Information Centre, AU Australia 512 1073741824
AS6509 CANARIE-NTN - CANARIE Inc, CA Canada 768 4294967296
AS6939 HURRICANE - Hurricane Electric LLC, US United States 518144 282631665745920
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1156352 25769934848
AS7660 APAN-JP - Asia Pacific Advanced Network - Japan, JP Japan 1024 553648128
AS8220 COLT - COLT Technology Services Group Limited, GB United Kingdom 1498880 25770721280
AS9002 RETN-AS - RETN Limited, GB United Kingdom 31744 4294967296
AS11537 INTERNET2-RESEARCH-EDU - Internet2, US United States 8960 4294967296
AS18125 MAFFIN - Ministry of Agriculture, Forestry and Fisheries Research Network, JP Japan 65536 4294967296
AS20965 GEANT - GEANT Vereniging, NL Netherlands 9216 8589934592
AS23855 SINGAREN-GIX-AS-AP - SingAREN, SG Singapore 512 65536
AS24287 tein2-jp - Research Organization of Information and Systems, National Institute of Informatics, JP Japan 256 65536
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20992 4294967296
AS25152 K-ROOT-SERVER - Reseaux IP Europeens Network Coordination Centre (RIPE NCC), NL Netherlands 512 4294967296
AS27750 Cooperación Latino Americana de Redes Avanzadas, UY Uruguay 2048 4294967296
AS35280 F5 - F5 Networks SARL, FR France 52224 81604378624
AS35889 GOREX - University of Hawaii, US United States 256 4294967296
AS38022 REANNZ-NZ-AP - Research and Education Advanced Network New Zealand, NZ New Zealand 13824 8589934592
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 94720 355679338496
AS59105 HOMENOC - Home NOC Operators Group, JP Japan 2048 4294967296
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 80384 111744712704

Whois

% Abuse contact for '157.19.0.0 - 157.19.255.255' is 'hostmaster@nic.ad.jp'

inetnum:        157.19.0.0 - 157.19.255.255
netname:        MUROKOUDAI-A
country:        JP
descr:          National University Corporation Muroran Institute of Technology
admin-c:        TK85-AP
tech-c:         TK85-AP
status:         ALLOCATED PORTABLE
mnt-by:         MAINT-JPNIC
mnt-irt:        IRT-JPNIC-JP
mnt-lower:      MAINT-JPNIC
last-modified:  2015-12-01T22:24:48Z
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:  2025-04-10T11:04:13Z
source:         APNIC

person:         Toshikazu Kuroshima
address:        Centre for Cooperative Research and
Development
Mizumoto-cho 27-1
Muroran,
Hokkaido 050
country:        JP
phone:          +81-143-47-3263
e-mail:         no-email-erx@apnic.net
nic-hdl:        TK85-AP
remarks:        ----------
remarks:        imported from ARIN object:
remarks:
remarks:        poc-handle:  TK58-ARIN
remarks:        is-role:     N
remarks:        last-name:   Kuroshima
remarks:        first-name:  Toshikazu
remarks:        street:      Centre for Cooperative Research and
Development
Mizumoto-cho 27-1
Muroran,
Hokkaido 050
remarks:        country:     JP
remarks:        bus-phone:   +81-143-47-3263, 2374
remarks:        reg-date:    1992-09-03
remarks:        changed:     hostmaster@arin.poc 19971025
remarks:        source:      ARIN
remarks:
remarks:        ----------
notify:         no-email-erx@apnic.net
mnt-by:         MNT-ERX-MURORANINSTECH-NON-JP
last-modified:  2008-09-04T07:29:35Z
source:         APNIC

CIDR

157.19.0.0/24 157.19.1.0/24 157.19.2.0/24 157.19.3.0/24
157.19.5.0/24 157.19.6.0/24 157.19.7.0/24 157.19.8.0/24
157.19.10.0/24 157.19.11.0/24 157.19.12.0/24 157.19.13.0/24
157.19.15.0/24 157.19.16.0/24 157.19.17.0/24 157.19.18.0/24
157.19.20.0/24 157.19.21.0/24 157.19.22.0/24 157.19.23.0/24
157.19.25.0/24 157.19.26.0/24 157.19.27.0/24 157.19.28.0/24
157.19.30.0/24 157.19.31.0/24 157.19.32.0/24 157.19.33.0/24
157.19.35.0/24 157.19.36.0/24 157.19.37.0/24 157.19.38.0/24
157.19.40.0/24 157.19.41.0/24 157.19.42.0/24 157.19.43.0/24
157.19.45.0/24 157.19.46.0/24 157.19.47.0/24 157.19.48.0/24
157.19.50.0/24 157.19.51.0/24 157.19.52.0/24 157.19.53.0/24
157.19.55.0/24 157.19.56.0/24 157.19.57.0/24 157.19.58.0/24
157.19.60.0/24 157.19.61.0/24 157.19.62.0/24 157.19.63.0/24
157.19.65.0/24 157.19.66.0/24 157.19.67.0/24 157.19.68.0/24
157.19.70.0/24 157.19.71.0/24 157.19.72.0/24 157.19.73.0/24
157.19.75.0/24 157.19.76.0/24 157.19.77.0/24 157.19.78.0/24
157.19.80.0/24 157.19.81.0/24 157.19.82.0/24 157.19.83.0/24
157.19.85.0/24 157.19.86.0/24 157.19.87.0/24 157.19.88.0/24
157.19.90.0/24 157.19.91.0/24 157.19.92.0/24 157.19.93.0/24
157.19.95.0/24 157.19.96.0/24 157.19.97.0/24 157.19.98.0/24
157.19.100.0/24 157.19.101.0/24 157.19.102.0/24 157.19.103.0/24
157.19.105.0/24 157.19.106.0/24 157.19.107.0/24 157.19.108.0/24
157.19.110.0/24 157.19.111.0/24 157.19.112.0/24 157.19.113.0/24
157.19.115.0/24 157.19.116.0/24 157.19.117.0/24 157.19.118.0/24
157.19.120.0/24 157.19.121.0/24 157.19.122.0/24 157.19.123.0/24
157.19.125.0/24 157.19.126.0/24 157.19.127.0/24 157.19.128.0/24
157.19.130.0/24 157.19.131.0/24 157.19.132.0/24 157.19.133.0/24
157.19.135.0/24 157.19.136.0/24 157.19.137.0/24 157.19.138.0/24
157.19.140.0/24 157.19.141.0/24 157.19.142.0/24 157.19.143.0/24
157.19.145.0/24 157.19.146.0/24 157.19.147.0/24 157.19.148.0/24
157.19.150.0/24 157.19.151.0/24 157.19.152.0/24 157.19.153.0/24
157.19.155.0/24 157.19.156.0/24 157.19.157.0/24 157.19.158.0/24
157.19.160.0/24 157.19.161.0/24 157.19.162.0/24 157.19.163.0/24
157.19.165.0/24 157.19.166.0/24 157.19.167.0/24 157.19.168.0/24
157.19.170.0/24 157.19.171.0/24 157.19.172.0/24 157.19.173.0/24
157.19.175.0/24 157.19.176.0/24 157.19.177.0/24 157.19.178.0/24
157.19.180.0/24 157.19.181.0/24 157.19.182.0/24 157.19.183.0/24
157.19.185.0/24 157.19.186.0/24 157.19.187.0/24 157.19.188.0/24
157.19.190.0/24 157.19.191.0/24 157.19.192.0/24 157.19.193.0/24
157.19.195.0/24 157.19.196.0/24 157.19.197.0/24 157.19.198.0/24
157.19.200.0/24 157.19.201.0/24 157.19.202.0/24 157.19.203.0/24
157.19.205.0/24 157.19.206.0/24 157.19.207.0/24 157.19.208.0/24
157.19.210.0/24 157.19.211.0/24 157.19.212.0/24 157.19.213.0/24
157.19.215.0/24 157.19.216.0/24 157.19.217.0/24 157.19.218.0/24
157.19.220.0/24 157.19.221.0/24 157.19.222.0/24 157.19.223.0/24
157.19.225.0/24 157.19.226.0/24 157.19.227.0/24 157.19.228.0/24
157.19.230.0/24 157.19.231.0/24 157.19.232.0/24 157.19.233.0/24
157.19.235.0/24 157.19.236.0/24 157.19.237.0/24 157.19.238.0/24
157.19.240.0/24 157.19.241.0/24 157.19.242.0/24 157.19.243.0/24
157.19.245.0/24 157.19.246.0/24 157.19.247.0/24 157.19.248.0/24
157.19.250.0/24 157.19.251.0/24 157.19.252.0/24 157.19.253.0/24
157.19.255.0/24