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Data as of Nov 3, 2026

203.252.170.0/23

No anonymizer space · no proxy exits in 30 days

Korea Telecom · space held by Konkuk University

Announcement

this exact prefix

No RPKI

Announced by

Type

Residential

Risk

0 / 100 · Low

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Origin network

AS4766

KR

Name: Korea Telecom
Type: Internet provider
Registered: Apr 22, 1996
Domain: kt.com
Website: www.kt.com/eng/main.jsp
Industry: Internet Service Provider (ISP)
Spamhaus ASN-DROP: not listed
VPN servers: 1

IRR inside

Route objects inside

Prefix	Origin	Registry	Description	Maintainer	Modified
203.252.170.0/24	AS9318	RADB	SK Broadband	MAINT-AS9318	Nov 13, 2023
203.252.170.0/24	AS18304	RADB	KONKUK UNIVERSTY CHUNGJUCAMPUS COMPUTER CENTER	MAINT-AS4766	Nov 13, 2023
203.252.170.0/24	AS9318	NTTCOM	Proxy-registered route object	MAINT-AS9304	Jan 10, 2005
203.252.170.0/24	AS18304	NTTCOM	proxy for HANARO TELECOM route	MAINT-HANARO	May 4, 2008
203.252.170.0/24	AS9318	REACH	REACH (Customer Route)	MAINT-REACH-NOC	Apr 28, 2006
203.252.171.0/24	AS9318	RADB	SK Broadband	MAINT-AS9318	Nov 13, 2023
203.252.171.0/24	AS9318	NTTCOM	Proxy-registered route object	MAINT-AS9304	Jan 10, 2005
203.252.171.0/24	AS18304	NTTCOM	proxy for HANARO TELECOM route	MAINT-HANARO	May 4, 2008
203.252.171.0/24	AS9318	REACH	REACH (Customer Route)	MAINT-REACH-NOC	Apr 28, 2006