AS1237 KISTI

Updated 21.10.2026 16:15 UTC

South Korea 212 IPv4 1 IPv6 36 Neighbors 2 Upstreams 32 Downstreams 1 Peering

AS Info

Organization: KISTI
Country: South Korea
Last seen in BGP: 21.10.2026 16:05 UTC

RPKI

196 ROA

Valid 205 Invalid 0 No ROA 8

Prefix locations

South Korea 213

External links

PeeringDB RIPEstat bgp.tools Hurricane Electric IRR Explorer JSON API

Neighbors as seen from AS208972, thicker lines carry more routes. UpstreamsPeeringAS1237Downstreams

#	AS	Name	Relation	Routes	Share
1	AS4766	KT Corporation (Korea Telecom)	Upstream	1,285
2	AS399861	Mobite Network LLC	Upstream	48

#	AS	Name	Relation	Routes
1	AS17579	Korea Institute of Science and Technology Information	Downstream	289
2	AS9568	KOREA INSTITUTE OF MACHINERY MATERIALS (KIMM)	Downstream	128
3	AS18297	K-JIST	Downstream	108
4	AS7564	Korea Atomic Energy Research Institute	Downstream	96
5	AS131795	KOREA INSTITUTE OF ENERGY RESEARCH	Downstream	52
6	AS24026	KOREA INSTITUTE OF FUSION ENERGY	Downstream	36
7	AS2385	KRIBB(Korea Research Institute of Bioscience Biotechnology)	Downstream	36
8	AS17595	Korea Institute of Nuclear Safety	Downstream	32
9	AS9489	Korea Aerospace Research Institute	Downstream	31
10	AS17856	Konyang University	Downstream	28
11	AS9949	Hoseo University	Downstream	28
12	AS9637	Korea Basic Science Institute	Downstream	28
13	AS45379	Ulsan National Institute of Science and Technology	Downstream	24
14	AS9275	Korea Astronomy Observatory	Downstream	21
15	AS9695	KISTI	Downstream	16
16	AS1704	Korea Advanced Institute of Science and Technology	Downstream	14
17	AS131830	Institute for Basic Science	Downstream	12
18	AS152212	Korea Institute of Science and Technology Evaluation and Planning	Downstream	8
19	AS55616	DGIST	Downstream	8
20	AS18336	Korea Institute of Oriental Medicine	Downstream	8
21	AS10070	KRISS SubDAEJONnetworks connected to backbone	Downstream	8
22	AS1781	Korea Advanced Institute of Science and Technology	Downstream	6
23	AS152671	SPARCS	Downstream	5
24	AS23596	KRNIC-EDNS-AS	Downstream	5
25	AS10052	Kyungpook National University	Downstream	5
26	AS131869	UST	Downstream	4
27	AS38426	KOREA RURAL ECONOMIC INSTITUTE	Downstream	4
28	AS17866	Korea Institute of Science and Technology	Downstream	4
29	AS10187	Korea Information Society Developement Institute	Downstream	4
30	AS10162	SNUH	Downstream	4
31	AS10063	Korea Meteorological Administration	Downstream	4
32	AS3784	Pohang University of Science and Technology	Downstream	3

#	AS	Name	Relation	Routes	Share
1	AS9488	Seoul National University	Peering	9

#	AS	Name	Relation	Routes
1	AS4766	KT Corporation (Korea Telecom)	Upstream	1,285
2	AS17579	Korea Institute of Science and Technology Information	Downstream	289
3	AS208972	GIBIRNET ILETISIM HIZMETLERI	Direct neighbor of AS208972	147
4	AS9568	KOREA INSTITUTE OF MACHINERY MATERIALS (KIMM)	Downstream	128
5	AS18297	K-JIST	Downstream	108
6	AS7564	Korea Atomic Energy Research Institute	Downstream	96
7	AS131795	KOREA INSTITUTE OF ENERGY RESEARCH	Downstream	52
8	AS399861	Mobite Network LLC	Upstream	48
9	AS24026	KOREA INSTITUTE OF FUSION ENERGY	Downstream	36
10	AS2385	KRIBB(Korea Research Institute of Bioscience Biotechnology)	Downstream	36
11	AS17595	Korea Institute of Nuclear Safety	Downstream	32
12	AS9489	Korea Aerospace Research Institute	Downstream	31
13	AS17856	Konyang University	Downstream	28
14	AS9949	Hoseo University	Downstream	28
15	AS9637	Korea Basic Science Institute	Downstream	28
16	AS45379	Ulsan National Institute of Science and Technology	Downstream	24
17	AS9275	Korea Astronomy Observatory	Downstream	21
18	AS9695	KISTI	Downstream	16
19	AS1704	Korea Advanced Institute of Science and Technology	Downstream	14
20	AS131830	Institute for Basic Science	Downstream	12
21	AS9488	Seoul National University	Peering	9
22	AS152212	Korea Institute of Science and Technology Evaluation and Planning	Downstream	8
23	AS55616	DGIST	Downstream	8
24	AS18336	Korea Institute of Oriental Medicine	Downstream	8
25	AS10070	KRISS SubDAEJONnetworks connected to backbone	Downstream	8
26	AS1781	Korea Advanced Institute of Science and Technology	Downstream	6
27	AS152671	SPARCS	Downstream	5
28	AS23596	KRNIC-EDNS-AS	Downstream	5
29	AS10052	Kyungpook National University	Downstream	5
30	AS131869	UST	Downstream	4
31	AS38426	KOREA RURAL ECONOMIC INSTITUTE	Downstream	4
32	AS17866	Korea Institute of Science and Technology	Downstream	4
33	AS10187	Korea Information Society Developement Institute	Downstream	4
34	AS10162	SNUH	Downstream	4
35	AS10063	Korea Meteorological Administration	Downstream	4
36	AS3784	Pohang University of Science and Technology	Downstream	3

Prefix	Description	Location	RPKI	Paths
134.75.0.0/16	KISTI		RPKI valid	4
134.75.20.0/24	KISTI		RPKI valid	4
134.75.52.0/23			RPKI valid	4
134.75.250.0/24	KISTI		RPKI valid	1
147.47.120.0/21	Seoul National University		No ROA	4
147.47.124.0/24	Seoul National University		No ROA	4
147.47.125.0/24	Seoul National University		No ROA	4
150.183.0.0/16	KISTI		RPKI valid	4
150.183.11.0/24	KISTI		RPKI valid	4
202.30.40.0/22	KISTI		RPKI valid	4
202.30.60.0/22	KISTI		RPKI valid	4
202.31.182.0/24	Korea Educational Development Institute		No ROA	4
203.230.0.0/24			RPKI valid	4
203.230.2.0/24			RPKI valid	4
203.230.3.0/24			RPKI valid	4
203.230.6.0/24	KISTI		RPKI valid	4
203.230.7.0/24			RPKI valid	4
203.230.8.0/22	KISTI		RPKI valid	4
203.230.16.0/23	KISTI		RPKI valid	4
203.230.22.0/23	KISTI		RPKI valid	4
203.230.24.0/21	KISTI		RPKI valid	4
203.230.60.0/22	KISTI		RPKI valid	4
203.230.64.0/21	KISTI		RPKI valid	4
203.230.72.0/24	KISTI		RPKI valid	4
203.230.73.0/24	KISTI		RPKI valid	4
203.230.74.0/23	KISTI		RPKI valid	4
203.230.76.0/22	KISTI		RPKI valid	4
203.230.108.0/22	KISTI		RPKI valid	4
203.230.116.0/23	KISTI		RPKI valid	4
203.230.116.0/24	KISTI		RPKI valid	4
203.230.120.0/24	KISTI		RPKI valid	4
203.230.126.0/24	KISTI		RPKI valid	4
203.233.155.0/24			RPKI valid	4
203.233.156.0/24	KISTI		RPKI valid	4
203.241.40.0/21	KISTI		RPKI valid	4
203.241.116.0/23			RPKI valid	4
203.241.118.0/24			RPKI valid	4
203.241.120.0/22	KISTI		RPKI valid	4
203.241.164.0/24	KISTI		RPKI valid	4
203.241.165.0/24	KISTI		RPKI valid	4
203.241.169.0/24			RPKI valid	4
203.241.170.0/23	Australia		RPKI valid	4
203.241.172.0/23	KISTI		RPKI valid	4
203.241.174.0/24	KISTI		RPKI valid	4
203.247.64.0/24	KISTI		RPKI valid	4
203.247.69.0/24	KISTI		RPKI valid	4
203.247.73.0/24	KISTI		RPKI valid	4
203.247.160.0/22	KISTI		RPKI valid	4
203.247.164.0/23	KISTI		RPKI valid	4
203.247.167.0/24	KISTI		RPKI valid	4
203.247.170.0/23	KISTI		RPKI valid	4
203.247.172.0/22	KISTI		RPKI valid	4
203.247.176.0/22			RPKI valid	4
203.247.180.0/23			RPKI valid	4
203.247.184.0/24	KISTI		RPKI valid	4
203.247.185.0/24	KISTI		RPKI valid	4
203.247.187.0/24			RPKI valid	4
203.247.188.0/24			RPKI valid	4
203.247.190.0/23			RPKI valid	4
203.247.192.0/20	KISTI		RPKI valid	4
203.247.216.0/22	KISTI		RPKI valid	4
203.250.0.0/19	KISTI		RPKI valid	4
203.250.96.0/21	KISTI		RPKI valid	4
203.250.110.0/24			RPKI valid	4
203.250.112.0/21	KISTI		RPKI valid	4
203.250.155.0/24	KISTI		RPKI valid	4
203.250.156.0/22	KISTI		RPKI valid	4
203.250.156.0/24	KISTI		RPKI valid	4
203.250.160.0/21	KISTI		RPKI valid	4
203.250.172.0/22	KISTI		RPKI valid	4
203.250.176.0/21			RPKI valid	4
203.250.182.0/24	KISTI		RPKI valid	4
203.250.183.0/24	KISTI		RPKI valid	4
203.250.192.0/18	KISTI		RPKI valid	4
203.253.96.0/20	KISTI		RPKI valid	4
203.253.135.0/24	KISTI		RPKI valid	4
203.253.136.0/22	KISTI		RPKI valid	4
203.253.140.0/22	KISTI		RPKI valid	4
203.253.224.0/23	KISTI		RPKI valid	4
203.253.226.0/24			RPKI valid	4
203.253.230.0/23	KISTI		RPKI valid	4
203.253.234.0/23	Australia		RPKI valid	4
203.253.236.0/24	KISTI		RPKI valid	4
203.253.238.0/24	KISTI		RPKI valid	4
203.254.40.0/24	KISTI		RPKI valid	4
203.254.168.0/23	KISTI	Seongnam-si	RPKI valid	4
203.254.175.0/24		Seongnam-si	RPKI valid	4
203.254.176.0/20	KISTI		RPKI valid	4
203.254.179.0/24	KISTI		RPKI valid	4
203.254.180.0/24	KISTI		RPKI valid	4
203.254.181.0/24	KISTI		RPKI valid	4
203.254.185.0/24	KISTI		RPKI valid	4
203.254.186.0/24	KISTI		RPKI valid	4
210.98.5.0/24	KISTI		RPKI valid	4
210.98.6.0/23	KISTI		RPKI valid	4
210.98.8.0/22	KISTI		RPKI valid	4
210.98.12.0/24	KISTI		RPKI valid	4
210.98.14.0/23	KISTI		RPKI valid	4
210.98.24.0/23	KISTI		RPKI valid	4
210.98.26.0/24	KISTI		RPKI valid	4
210.98.28.0/22	KISTI		RPKI valid	4
210.98.44.0/24	KISTI		RPKI valid	4
210.98.47.0/24	KISTI		RPKI valid	4
210.98.48.0/21	KISTI		RPKI valid	4
210.98.48.0/24	KISTI		RPKI valid	4
210.98.52.0/24	KISTI		RPKI valid	4
210.98.54.0/24	KISTI		RPKI valid	4
210.98.56.0/24	KISTI		RPKI valid	4
210.98.59.0/24	KISTI		RPKI valid	4
210.98.60.0/22	KISTI		RPKI valid	4
210.107.144.0/24			RPKI valid	4
210.107.146.0/24			RPKI valid	4
210.107.152.0/21	KISTI		RPKI valid	4
210.107.160.0/20			RPKI valid	4
210.107.248.0/22			RPKI valid	4
210.107.252.0/23	KISTI	Eumseong-gun	RPKI valid	4
210.107.254.0/24			RPKI valid	4
210.110.128.0/21	KISTI		RPKI valid	4
210.110.143.0/24			RPKI valid	4
210.110.144.0/20	KISTI		RPKI valid	4
210.110.182.0/24	KISTI		RPKI valid	4
210.110.183.0/24	KISTI		RPKI valid	4
210.110.184.0/24	KISTI		RPKI valid	4
210.110.189.0/24	KISTI		RPKI valid	4
210.110.190.0/24	KISTI		RPKI valid	4
210.110.191.0/24	KISTI		RPKI valid	4
210.110.192.0/22			RPKI valid	4
210.110.196.0/23	KISTI		RPKI valid	4
210.110.198.0/24			RPKI valid	4
210.110.205.0/24	KISTI		RPKI valid	4
210.110.206.0/23	KISTI		RPKI valid	4
210.110.224.0/21	KISTI		RPKI valid	4
210.110.232.0/24	KISTI		RPKI valid	4
210.110.235.0/24	KISTI		RPKI valid	4
210.110.236.0/22	KISTI		RPKI valid	4
210.110.252.0/24			RPKI valid	4
210.110.254.0/23	KISTI		RPKI valid	4
210.114.104.0/23			RPKI valid	4
210.114.106.0/24			RPKI valid	4
210.114.108.0/24	KISTI		RPKI valid	4
210.117.192.0/24	KISTI		RPKI valid	4
210.117.193.0/24			RPKI valid	4
210.117.194.0/24			RPKI valid	4
210.117.197.0/24	KISTI		RPKI valid	4
210.117.198.0/24	KISTI		RPKI valid	4
210.117.208.0/24	KISTI		RPKI valid	4
210.117.209.0/24	KISTI		RPKI valid	4
210.117.210.0/23	KISTI		RPKI valid	4
210.117.211.0/24			RPKI valid	4
210.117.212.0/24			RPKI valid	4
210.117.214.0/23			RPKI valid	4
210.117.216.0/24	KISTI		RPKI valid	4
210.117.217.0/24	KISTI		RPKI valid	4
210.117.218.0/24	KISTI		RPKI valid	4
210.117.219.0/24			RPKI valid	4
210.117.224.0/24	KISTI		RPKI valid	4
210.117.225.0/24	KISTI		RPKI valid	4
210.117.226.0/23			RPKI valid	4
210.117.228.0/23	KISTI		RPKI valid	4
210.117.230.0/24			RPKI valid	4
210.117.236.0/24			RPKI valid	4
210.117.238.0/23			RPKI valid	4
210.117.240.0/21	KISTI		RPKI valid	4
210.117.248.0/22	KISTI		RPKI valid	4
210.117.252.0/23	KISTI		RPKI valid	4
210.119.20.0/23	KISTI		RPKI valid	4
210.119.36.0/23	KISTI		RPKI valid	4
210.119.37.0/24	KISTI		RPKI valid	4
210.119.40.0/21	KISTI		RPKI valid	4
210.119.48.0/20	KISTI		RPKI valid	4
210.119.64.0/19	KISTI		RPKI valid	4
210.119.71.0/24	KISTI		RPKI valid	4
210.119.72.0/24	KISTI		RPKI valid	4
210.119.96.0/22	KISTI		RPKI valid	4
210.119.100.0/23	KISTI		RPKI valid	4
210.119.113.0/24			RPKI valid	4
210.119.114.0/23	KISTI		RPKI valid	4
210.119.116.0/24			RPKI valid	4
210.119.122.0/23	KISTI		RPKI valid	4
210.119.124.0/23	KISTI		RPKI valid	4
210.119.126.0/24	KISTI		RPKI valid	4
210.125.0.0/24	KISTI		RPKI valid	4
210.125.32.0/20	KISTI		RPKI valid	4
210.125.56.0/21	KISTI		RPKI valid	4
210.125.64.0/21	KISTI		RPKI valid	4
210.125.69.0/24			RPKI valid	4
210.125.84.0/23	KISTI		RPKI valid	4
210.125.107.0/24			RPKI valid	4
210.218.192.0/24	KISTI		RPKI valid	4
210.218.201.0/24	KISTI		RPKI valid	4
210.218.202.0/23	KISTI		RPKI valid	4
210.218.203.0/24			RPKI valid	4
210.218.204.0/23	KISTI		RPKI valid	4
210.218.206.0/23	KISTI		RPKI valid	4
210.218.208.0/21	KISTI		RPKI valid	4
210.218.216.0/22	KISTI		RPKI valid	4
210.219.32.0/24	KISTI		RPKI valid	4
210.219.34.0/23	KISTI		RPKI valid	4
210.219.36.0/22	KISTI		RPKI valid	4
210.219.40.0/23	KISTI		RPKI valid	4

200 / 212

Prefix	Description	Location	RPKI	Paths
2001:320::/32			No ROA	1

Prefix	Description	Withdrawn
210.219.63.0/24	KISTI	21.10.2026 12:21
210.219.54.0/23	KISTI	21.10.2026 12:21
210.218.217.0/24	KISTI	21.10.2026 12:21
210.218.196.0/23	KISTI	21.10.2026 12:21
210.218.194.0/23	KISTI	21.10.2026 12:21
210.125.84.0/24	KISTI	21.10.2026 12:21
210.117.236.0/22	KISTI	21.10.2026 12:21
210.117.227.0/24	KISTI	21.10.2026 12:21
210.117.226.0/24	KISTI	21.10.2026 12:21
210.117.212.0/22	KISTI	21.10.2026 12:21
210.110.192.0/21	KISTI	21.10.2026 12:21
210.107.248.0/21	KISTI	21.10.2026 12:21
210.107.160.0/19	KISTI	21.10.2026 12:21
210.107.144.0/22	KISTI	21.10.2026 12:21
210.98.46.0/23	KISTI	21.10.2026 12:21
203.253.143.0/24	KISTI	21.10.2026 12:21
203.250.176.0/20	KISTI	21.10.2026 12:21
203.250.154.0/23	KISTI	21.10.2026 12:21
203.247.176.0/20	KISTI	21.10.2026 12:21
203.241.116.0/22	KISTI	21.10.2026 12:21
202.30.40.0/24	KISTI	21.10.2026 12:21
150.183.45.0/24	KISTI	21.10.2026 12:21

AS path from AS208972	Prefixes
AS208972AS6939AS4766AS1237AS1237AS1237	188
AS208972AS6939AS399861AS1237	12
AS208972AS9121AS2914AS24482AS17579AS1237	6
AS208972AS9121AS3356AS174AS17579AS1237	6
AS208972AS9121AS3356AS4766AS1237	1