203.237.128.0/17

AS4766 - KIXS-AS-KR - Korea Telecom, KR

Republic of Korea

KREN - Korean Education Network

Summary

NetName
KREN
OrgName
Korean Education Network
CIDR

203.237.128.0/17

RIR

APNIC

Country

Status

ALLOCATED PORTABLE

Abuse

[email protected]

Contact

[email protected]

[email protected]

RegDate

Updated

2017-02-02T04:55:27Z

Routing

AS Desc Country IPv4 NUMs IPv6 NUMs
AS174 COGENT-174 - Cogent Communications, US United States 35883520 293442027520
AS1273 CW - Vodafone Group PLC, GB United Kingdom 1824256 8796093022208
AS1299 TWELVE99 - Arelion Sweden AB, SE Sweden 223232 77326712832
AS2152 CENIC-2152 - CENIC, US United States 2078976 4294967296
AS2497 IIJ - Internet Initiative Japan Inc., JP Japan 3797504 17716871168
AS2516 KDDI - KDDI CORPORATION, JP Japan 18102016 2757369069568
AS2914 NTT-LTD-2914 - NTT America, Inc., US United States 7006464 34359869440
AS3257 GTT-BACKBONE - GTT Communications Inc., US United States 8526592 253403529216
AS3292 TDC - TDC Holding A/S, DK Denmark 5306368 47244771328
AS3303 SWISSCOM - Swisscom (Schweiz) AG, CH Switzerland 3565568 165692637184
AS3320 DTAG - Deutsche Telekom AG, DE Germany 34085632 35330605449216
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 29839104 77330644992
AS3491 CONSOLE-CONNECT-ASN - PCCW Global, Inc., US United States 1039616 12885229568
AS4637 ASN-TELSTRA-GLOBAL - Telstra International Limited, HK Hong Kong 466944 17179869184
AS4826 VOCUS-BACKBONE-AS - VOCUS PTY LTD, AU Australia 328192 17180065792
AS6461 ZAYO-6461 - Zayo Bandwidth, US United States 1675264 18255118336
AS6762 SEABONE-NET - TELECOM ITALIA SPARKLE S.p.A., IT Italy 132608 8589934592
AS6830 LibertyGlobal - Liberty Global B.V., NL Netherlands 2762752 244813135872
AS6939 HURRICANE - Hurricane Electric LLC, US United States 522240 282631699169280
AS7575 AARNET-AS-AP - Australian Academic and Research Network, AU Australia 1351168 25769934848
AS9002 RETN-AS - RETN Limited, GB United Kingdom 27392 4294967296
AS9304 HUTCHISON-AS-AP - HGC Global Communications Limited, HK Hong Kong 1531904 12886081536
AS13237 LAMBDANET-AS - euNetworks GmbH, DE Germany 572416 111669149696
AS17676 ULTINA - SoftBank Mobile Corp., JP Japan 40759552 18695992639488
AS23764 CTGNet - China Telecom Global Limited, HK Hong Kong 36864 1507328
AS30844 LIQUID-AS - Liquid Telecommunications Ltd, GB United Kingdom 410368 38654705664
AS37271 Workonline - Workonline Communications(Pty) Ltd, ZA South Africa 9216 4294967296
AS37468 ANGOLA-CABLES - Angola Cables, AO Angola 9216 42949672960
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 94464 354874032128
AS52320 GlobeNet Cabos Submarinos Colombia, S.A.S., CO Colombia 4096 8589934592
AS60068 CDN77 - Datacamp Limited, GB United Kingdom 100096 1040449536
AS132337 ANSPL-AS-AP - AXCLUSIVE PTE. LTD., SG Singapore 7936 4294967296
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 66560 107407736832
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 94208 111345664

Whois

inetnum:        203.237.128.0 - 203.237.255.255
netname:        KREN
descr:          Korean Education Network
admin-c:        IM70-AP
tech-c:         IM70-AP
country:        KR
status:         ALLOCATED PORTABLE
mnt-by:         MNT-KRNIC-AP
mnt-irt:        IRT-KRNIC-KR
last-modified:  2017-02-02T04:55:27Z
source:         APNIC

irt:            IRT-KRNIC-KR
address:        Jeollanam-do Naju-si Jinheung-gil
e-mail:         [email protected]
abuse-mailbox:  [email protected]
admin-c:        IM574-AP
tech-c:         IM574-AP
auth:           # Filtered
remarks:        [email protected] was validated on 2020-04-09
mnt-by:         MNT-KRNIC-AP
last-modified:  2021-06-15T06:21:49Z
source:         APNIC

person:         IP Manager
address:        Seoul Gwanak-gu Gwanak-ro
country:        KR
phone:          +82-2-882-5363
e-mail:         [email protected]
nic-hdl:        IM70-AP
mnt-by:         MNT-KRNIC-AP
last-modified:  2024-07-09T23:56:03Z
source:         APNIC

CIDR

203.237.128.0/24 203.237.129.0/24 203.237.130.0/24 203.237.131.0/24
203.237.133.0/24 203.237.134.0/24 203.237.135.0/24 203.237.136.0/24
203.237.138.0/24 203.237.139.0/24 203.237.140.0/24 203.237.141.0/24
203.237.143.0/24 203.237.144.0/24 203.237.145.0/24 203.237.146.0/24
203.237.148.0/24 203.237.149.0/24 203.237.150.0/24 203.237.151.0/24
203.237.153.0/24 203.237.154.0/24 203.237.155.0/24 203.237.156.0/24
203.237.158.0/24 203.237.159.0/24 203.237.160.0/24 203.237.161.0/24
203.237.163.0/24 203.237.164.0/24 203.237.165.0/24 203.237.166.0/24
203.237.168.0/24 203.237.169.0/24 203.237.170.0/24 203.237.171.0/24
203.237.173.0/24 203.237.174.0/24 203.237.175.0/24 203.237.176.0/24
203.237.178.0/24 203.237.179.0/24 203.237.180.0/24 203.237.181.0/24
203.237.183.0/24 203.237.184.0/24 203.237.185.0/24 203.237.186.0/24
203.237.188.0/24 203.237.189.0/24 203.237.190.0/24 203.237.191.0/24
203.237.193.0/24 203.237.194.0/24 203.237.195.0/24 203.237.196.0/24
203.237.198.0/24 203.237.199.0/24 203.237.200.0/24 203.237.201.0/24
203.237.203.0/24 203.237.204.0/24 203.237.205.0/24 203.237.206.0/24
203.237.208.0/24 203.237.209.0/24 203.237.210.0/24 203.237.211.0/24
203.237.213.0/24 203.237.214.0/24 203.237.215.0/24 203.237.216.0/24
203.237.218.0/24 203.237.219.0/24 203.237.220.0/24 203.237.221.0/24
203.237.223.0/24 203.237.224.0/24 203.237.225.0/24 203.237.226.0/24
203.237.228.0/24 203.237.229.0/24 203.237.230.0/24 203.237.231.0/24
203.237.233.0/24 203.237.234.0/24 203.237.235.0/24 203.237.236.0/24
203.237.238.0/24 203.237.239.0/24 203.237.240.0/24 203.237.241.0/24
203.237.243.0/24 203.237.244.0/24 203.237.245.0/24 203.237.246.0/24
203.237.248.0/24 203.237.249.0/24 203.237.250.0/24 203.237.251.0/24
203.237.253.0/24 203.237.254.0/24 203.237.255.0/24