Prefix

Subnet Prefix

Allocation

Name(apan.net.)

Status

  203.181.248.253/30

  203.181.248.252

   jp-kr link prefix

Used

  203.181.248.253

   kr-jp

  203.181.248.254

   jp-kr

  203.181.248.255

   jp-kr link broadcast

203.255.248.0/24

  203.255.248.0/28

  203.255.248.0

   XP-Seoul IPOA prefix

Used

  203.255.248.1

   tpr-seoul.kr

  203.255.248.2

   tps-seoul.kr

  203.255.248.3

   cache.kr

  203.255.248.4 - 14

  203.255.248.15

   XP-Seoul IPOA broadcast

  203.255.248.16/28

  203.255.248.16

   Taedok NOC prefix

Used

  203.255.248.17

   tpr.noc.kr

  203.255.248.18

   noc.kr

  203.255.248.19

   ras.noc.kr

  203.255.248.20 - 30

  203.255.248.31

   Taedok NOC broadcast

  203.255.248.32/27

Reserved

  203.255.248.64/26

Reserved

  203.255.248.128/28

  203.255.248.128

   XP-Seoul Ethernet prefix

Used

  203.255.248.129

   XP-Seoul Cisco 7507

E4/1 down

  203.255.248.130 - 143

  203.255.248.144/28

Reserved

  203.255.248.160/27

Reserved

  203.255.248.192/30

  203.255.248.192

   xp-hpcnet.kr prefix

Used

  203.255.248.193

   hpcnet-xp.kr

  203.255.248.194

   xp-hpcnet.kr

  203.255.248.195

   xp-hpcnet.kr broadcast

  203.255.248.196/30

  203.255.248.196

   xp-etri.kr prefix

Used

  203.255.248.197

   etri-xp.kr

  203.255.248.198

   xp-etri.kr

  203.255.248.199

   xp-etri.kr broadcast

  203.255.248.200/30

  203.255.248.200

   xp-itd.kr prefix

Used

  203.255.248.201

   itd-xp.kr

  203.255.248.202

   xp-itd.kr

  203.255.248.203

   xp-itd.kr broadcast

  203.255.248.204/30

  203.255.248.204

   xp-ku.kr prefix

Used

  203.255.248.205

   ku-xp.kr prefix

  203.255.248.206

   xp-ku.kr prefix

  203.255.248.207

   xp-ku.kr broadcast

  203.255.248.208/30

  203.255.248.208

   xp-cnu.kr prefix

Used

  203.255.248.209

   cnu-xp.kr

  203.255.248.210

   xp-cnu.kr

  203.255.248.211

   xp-cnu.kr broadcast

  203.255.248.212/30

  203.255.248.212

   kr-sg prefix

Used

  203.255.248.213

   sg-kr

  203.255.248.214

   kr-sg

  203.255.248.215

   kr-sg broadcast

  203.255.248.216/30

  203.255.248.216

   xp-hu.kr prefix

Used

  203.255.248.217

   hu-xp.kr

  203.255.248.218

   xp-hu.kr

  203.255.248.219

   xp-hu.kr broadcast

  203.255.248.220/30

  203.255.248.220

   xp-icu.kr prefix

Used

  203.255.248.221

   icu-xp.kr

  203.255.248.222

   xp-icu.kr.apan.net

  203.255.248.223

   xp-icu.kr broadcast

  203.255.248.224/30

Reserved

  203.255.248.228/30

  203.255.248.228

   xp-snu.kr prefix

Used

  203.255.248.229

   snu-xp.kr

  203.255.248.230

   xp-snu.kr

  203.255.248.231

   xp-snu.kr broadcast

  203.255.248.232/30

  203.255.248.232

   xp-kaist.kr prefix

Used

  203.255.248.233

   kaist-xp.kr

  203.255.248.234

   xp-kaist.kr

  203.255.248.235

   xp-kaist.kr broadcast

  203.255.248.236/30

  203.255.248.236

   xp-rtd.kr prefix

Used

  203.255.248.237

   rtd-xp.kr

  203.255.248.238

   xp-rtd.kr

  203.255.248.239

   xp-rtd.kr broadcast

  203.255.248.240/28

  203.255.248.240

   XP-Seoul Ethernet prefix

Used

  203.255.248.241 - 53

  203.255.248.254

   XP-Seoul Cisco 7507

E4/0

  203.255.248.255

   boradcast

203.255.249.0/24

Reserved

203.255.250.0/24

Reserved

203.255.251.0/24

Reserved

203.255.252.0/24

  203.255.252.0/26

   KMA

Not Used

  203.255.252.64/26

   KNU

Not Used

  203.255.252.128/26

   POSTECH

Not Used

  203.255.252.192

   Soongsil Univ.

Not Used

203.255.253.0/24

  203.255.253.0/26

   SNU

Used

  203.255.253.64/26

   Ewha Womans University

Not Used

  203.255.253.128/26

   Inha Univ.

Not Used

  203.255.253.192/26

   Yonsei Univ.

Not Used

203.255.254.0/24

  203.255.254.0/26

   KAIST

Used

  203.255.254.64/26

   CNU

Used

  203.255.254.128/26

   ICU

Used

  203.255.254.192/26

   Hanyang Univ.

Used

203.255.255.0/24

  203.255.255.0/26

   KT TNL RTD

Used

  203.255.255.64/26

   KT TNL ITD

Used

  203.255.255.128/26

   ETRI

Used

  203.255.255.192/26

Reserved