[routing-wg]BGP Update Report
BGP Update Report Interval: 13-Aug-09 -to- 20-Aug-09 (7 days) Observation Point: BGP Peering with AS131072 TOP 20 Unstable Origin AS Rank ASN Upds % Upds/Pfx AS-Name 1 - AS4961 516762 6.6% 6379.8 -- DISC-AS-KR Daewoo Information System 2 - AS9767 323141 4.1% 8733.5 -- DONGBUIT-AS-KR Dongbulife Insurance co.,LTD 3 - AS18157 219917 2.8% 8796.7 -- CHUNGJU-AS-KR chungju university 4 - AS9459 204123 2.6% 8874.9 -- ASKONKUK Konkuk University 5 - AS9956 201087 2.6% 8742.9 -- KONGJU-AS kongju national university 6 - AS9686 194396 2.5% 8836.2 -- SKKUNET-AS SungKyunKwan University (SKKU) 7 - AS23716 154216 2.0% 5507.7 -- CHANGWON23716-AS-KR Changwon College 8 - AS10159 149403 1.9% 5976.1 -- HAUNET-AS-KR HANKUK Aviation University 9 - AS9530 135249 1.7% 7118.4 -- SHINSEGAE-AS SHINSEGAE I&C Co., Ltd. 10 - AS9628 122729 1.6% 6459.4 -- SSEM-AS-KR Seoul Education Science Research Institute 11 - AS9868 99583 1.3% 7113.1 -- CUTH-AS Catholic University of DAEGU 12 - AS10088 96758 1.2% 8063.2 -- KWANGWOON-UNIV-AS-AP KWANGWOON University in Seoul, Korea 13 - AS18027 88348 1.1% 8834.8 -- NSU-AS-KR namseoul university 14 - AS18023 87965 1.1% 3518.6 -- KMU-AS-KR Korea Maritime University 15 - AS18026 87648 1.1% 8764.8 -- CHEJU-AS-KR Cheju University 16 - AS17865 87569 1.1% 7960.8 -- SCOURT-AS-KR Supreme Court of Korea 17 - AS10045 80256 1.0% 8917.3 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 18 - AS9970 79372 1.0% 8819.1 -- KUT-AS Korea University of Technology and Education 19 - AS10176 79196 1.0% 8799.6 -- TENET-AS Taejon Institute of Education Science 20 - AS7557 79010 1.0% 8778.9 -- KTNET-AS Korea Trade Network TOP 20 Unstable Origin AS (Updates per announced prefix) Rank ASN Upds % Upds/Pfx AS-Name 1 - AS9456 8920 0.1% 8920.0 -- POSCO-AS POSCO 2 - AS10045 80256 1.0% 8917.3 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 3 - AS9846 8908 0.1% 8908.0 -- FIRSTDATA-AS-KR FDIK 4 - AS17840 8890 0.1% 8890.0 -- KOREACERT-AS-KR KECA, Inc. 5 - AS9571 17776 0.2% 8888.0 -- INICIS-AS INICIS Co., Ltd 6 - AS17600 8883 0.1% 8883.0 -- ENVICO-AS-KR Korea Environment & Resources Corporation 7 - AS10042 17764 0.2% 8882.0 -- DPC-AS-KR DAEGU POLYTECHNIC COLLEGE 8 - AS9459 204123 2.6% 8874.9 -- ASKONKUK Konkuk University 9 - AS10055 35488 0.5% 8872.0 -- KORAIL-AS-KR Korean National Railroad Administration 10 - AS10058 26615 0.3% 8871.7 -- CU-AS-KR NACUFOK 11 - AS23983 26613 0.3% 8871.0 -- DJU-AS-KR Daejeon University 12 - AS23557 8848 0.1% 8848.0 -- YUHWA-AS-KR Yuhwa Securities Co., LTD 13 - AS23573 26532 0.3% 8844.0 -- OCIC-AS-KR OCI Information Communication 14 - AS18324 53042 0.7% 8840.3 -- MASANC-AS-KR Masan College 15 - AS23562 17674 0.2% 8837.0 -- BCRC-AS-KR Busan Cycle Racing Corporation 16 - AS9686 194396 2.5% 8836.2 -- SKKUNET-AS SungKyunKwan University (SKKU) 17 - AS18027 88348 1.1% 8834.8 -- NSU-AS-KR namseoul university 18 - AS17601 17664 0.2% 8832.0 -- KCGF-AS-KR KOREA CREDIT GUARANTEE FUND 19 - AS18319 61824 0.8% 8832.0 -- YJNET-AS-KR Yeungnam College of Science & Technology 20 - AS9452 8829 0.1% 8829.0 -- KUNET-AS Korea University TOP 20 Unstable Prefixes Rank Prefix Upds % Origin AS -- AS Name 1 - 210.90.28.0/24 8941 0.1% AS23568 -- CRA-AS-KR Cycle Racing Association 2 - 163.239.192.0/20 8925 0.1% AS3813 -- SOGANG-AS-KR sogang university 3 - 163.239.208.0/21 8923 0.1% AS3813 -- SOGANG-AS-KR sogang university 4 - 163.239.128.0/18 8923 0.1% AS3813 -- SOGANG-AS-KR sogang university 5 - 163.239.0.0/17 8923 0.1% AS3813 -- SOGANG-AS-KR sogang university 6 - 210.110.248.0/22 8922 0.1% AS10045 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 7 - 210.98.40.0/22 8920 0.1% AS10045 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 8 - 203.246.186.0/24 8920 0.1% AS9456 -- POSCO-AS POSCO 9 - 210.119.112.0/24 8920 0.1% AS10045 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 10 - 203.230.104.0/22 8920 0.1% AS10045 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 11 - 203.230.96.0/21 8918 0.1% AS10045 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 12 - 202.30.46.0/23 8916 0.1% AS10045 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 13 - 220.66.143.0/24 8916 0.1% AS10045 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 14 - 220.66.144.0/22 8912 0.1% AS10045 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 15 - 220.66.148.0/23 8912 0.1% AS10045 -- TNUTNET-AS HANBAT NATIONAL UNIVERSITY 16 - 210.182.8.0/24 8908 0.1% AS9846 -- FIRSTDATA-AS-KR FDIK 17 - 203.252.168.0/24 8899 0.1% AS9459 -- ASKONKUK Konkuk University 18 - 210.119.217.0/24 8899 0.1% AS9459 -- ASKONKUK Konkuk University 19 - 203.252.166.0/24 8897 0.1% AS9459 -- ASKONKUK Konkuk University 20 - 210.119.219.0/24 8897 0.1% AS9459 -- ASKONKUK Konkuk University Details at http://bgpupdates.potaroo.net ------------------------------------ Copies of this report are mailed to: nanog@merit.edu eof-list@ripe.net apops@apops.net routing-wg@ripe.net afnog@afnog.org
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