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Less Specific Announcements

	Prefix	Description
	45.251.20.0/23	Beijing Beikuan Technology Co,Ltd
	45.251.20.0/22	Beijing Beikuan Technology Co,Ltd

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description
	AS4134	China Telecom Backbone

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Peers

	ASN	Description
	AS4134	China Telecom Backbone

inetnum:        45.251.20.0 - 45.251.23.255
netname:        BeikuanTech
descr:          Beijing Beikuan Technology Co,Ltd
country:        CN
admin-c:        ZM1396-AP
tech-c:         ZM1396-AP
abuse-c:        AC1601-AP
status:         ALLOCATED PORTABLE
mnt-by:         MAINT-CNNIC-AP
mnt-irt:        IRT-BEIKUANTECH-CN
mnt-lower:      MAINT-CNNIC-AP
mnt-routes:     MAINT-CNNIC-AP
last-modified:  2023-11-28T00:58:11Z
source:         APNIC

Last Update: 2026-06-03T03:23:06Z UTC

IRR Databases

IRR	Expected ASN
radb	AS4847	Show Raw route: 45.251.21.0/24 origin: AS4847 descr: regist for end user mnt-by: MAINT-AS4847 changed: xuhui.bj@chinatelecom.cn 20210803 #07:49:17Z source: RADB last-modified: 2023-11-13T16:08:01Z