121.37.0.0/19 - bgp.tools

121.37.0.0/19

Originated by AS55990
AS Name: Huawei Cloud Service data center

Overview
Connectivity
Whois
Validation

Registered on: 26 Jul 2006 (18 years old)

Registered to: A9258D86 (apnic)

Prefix status: Active, Allocated under APNIC

Size of prefix: 32 /24's

Upstreams

AS136958 - China Unicom Guangdong IP network
AS58466 - CHINANET Guangdong province network

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description
	AS136958	China Unicom Guangdong IP network
	AS58466	CHINANET Guangdong province network

Peers

	ASN	Description
	AS10099	China Unicom Global
	AS136958	China Unicom Guangdong IP network
	AS58466	CHINANET Guangdong province network

Last Update: 2025-07-19T03:22:48Z UTC

IRR Databases

IRR	Expected ASN
level3	AS4134	Show Raw route: 121.37.0.0/19 descr: Proxy-registered route object origin: AS4134 mnt-by: XINGXUNTECHLTD-MNT changed: irr@irr.irr 20240815 source: LEVEL3 last-modified: 2024-10-14T18:18:07Z
radb	AS55990	Show Raw route: 121.37.0.0/19 origin: AS55990 descr: Huawei Clouds Guangzhou Region mnt-by: MAINT-AS55990 changed: xieqiong2@huawei.com 20200708 #14:49:30Z source: RADB last-modified: 2023-11-13T16:01:12Z

IRR

Expected ASN

level3

AS4134

Matches IRR source, but under a different ASN

Show Raw

route:          121.37.0.0/19
descr:          Proxy-registered route object
origin:         AS4134
mnt-by:         XINGXUNTECHLTD-MNT
changed:        irr@irr.irr 20240815
source:         LEVEL3
last-modified:  2024-10-14T18:18:07Z

radb

AS55990

Show Raw

route:          121.37.0.0/19
origin:         AS55990
descr:          Huawei Clouds Guangzhou Region
mnt-by:         MAINT-AS55990
changed:        xieqiong2@huawei.com 20200708  #14:49:30Z
source:         RADB
last-modified:  2023-11-13T16:01:12Z

View

Upstreams

Upstreams

Peers

IRR Databases