203.241.172.0/23 - bgp.tools

203.241.172.0/23

Originated by AS1237
AS Name: KISTI

Overview
Connectivity
Whois
Validation

Registered on: 29 Sep 1996 (29 years old)

Registered to: A92D4721 (apnic)

Prefix status: Active, Allocated under Unknown

Size of prefix: 2 /24's

Upstreams

AS4766 - Korea Telecom
AS17579 - KISTI

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Upstreams

	ASN	Description
	AS4766	Korea Telecom
	AS17579	KISTI

Peers

	ASN	Description
	AS9957	KINX
	AS9318	SK Broadband Co Ltd
	AS4766	Korea Telecom
	AS17579	KISTI

Last Update: 2026-01-14T23:50:39Z UTC / (Click here to force a refresh)

IRR Databases

IRR	Expected ASN
apnic	AS1237	Show Raw route: 203.241.172.0/23 origin: AS1237 descr: Korea Internet & Security Agency (KISA) Seocho-ro 398, Seocho-gu, Seoul, Korea mnt-by: MNT-KRNIC-AP last-modified: 2025-06-09T03:32:46Z source: APNIC
radb	AS1237	Show Raw route: 203.241.172.0/23 descr: SejongTelecom.co.ltd origin: AS1237 mnt-by: MAINT-AS4670 changed: network@sejongtelecom.net 20201223 source: RADB last-modified: 2023-11-13T16:03:09Z

IRR

Expected ASN

apnic

AS1237

Show Raw

route:          203.241.172.0/23
origin:         AS1237
descr:          Korea Internet & Security Agency (KISA)
                Seocho-ro 398, Seocho-gu, Seoul, Korea
mnt-by:         MNT-KRNIC-AP
last-modified:  2025-06-09T03:32:46Z
source:         APNIC

radb

AS1237

Show Raw

route:          203.241.172.0/23
descr:          SejongTelecom.co.ltd
origin:         AS1237
mnt-by:         MAINT-AS4670
changed:        network@sejongtelecom.net 20201223
source:         RADB
last-modified:  2023-11-13T16:03:09Z

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Upstreams

Upstreams

Peers

IRR Databases

RPKI Chain (Current origin: Valid)