202.127.19.0/24 - bgp.tools

202.127.19.0/24

Originated by AS7497
AS Name: Computer Network Information Center of Chinese Academ...

Overview
Connectivity
Whois
DNS
Validation

Registered on: 21 Dec 1994 (31 years old)

Registered to: A91A58AA (apnic)

Prefix status: Active, Allocated under APNIC

Size of prefix: 1 /24's

Less Specific Announcements

	Prefix	Description
	202.127.16.0/20	Computer Network Information Center of Chinese Academ...

Upstreams

AS3491 - PCCW Global (HK) Ltd.
AS174 - Cogent Communications, LLC

Chart Display Options

Temporarily hide my sessions on this graph

Display paths to Route Servers

Display links using non straight lines

How are upstreams and downstreams calculated?

Upstreams

	ASN	Description
	AS3491	PCCW Global (HK) Ltd.
	AS174	Cogent Communications, LLC

Peers

	ASN	Description
	AS36236	NetActuate, Inc
	AS1239	Sprint Wireline (Cogent)
	AS4837	China Unicom Backbone
	AS101	University of Washington
	AS293	ESnet
	AS132337	Axclusive
	AS9808	China Mobile Backbone
	AS7660	Asia Pacific Advanced Network - Japan
	AS49544	i3D.net B.V
	AS7575	Australian Academic and Research Network (AARNet)
	AS140627	OneQode
	AS1103	SURF B.V.
	AS2907	Science Information Network
	AS24482	SG.GS
	AS8359	MTS PJSC
	AS6509	CANARIE Inc
	AS11537	Internet2
	AS20965	GEANT Vereniging
	AS4635	HKIX Route Servers
	AS4134	China Telecom Backbone
	AS6939	Hurricane Electric LLC
	AS3491	PCCW Global (HK) Ltd.
	AS174	Cogent Communications, LLC

inetnum:        202.127.16.0 - 202.127.31.255
netname:        CSTNET-CN
descr:          Computer Network Information Center of Chinese Academy of Sciences (CNIC-CAS)
country:        CN
org:            ORG-CA107-AP
admin-c:        CNIC1-AP
tech-c:         CNIC1-AP
abuse-c:        AC2741-AP
status:         ALLOCATED PORTABLE
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
mnt-lower:      MAINT-CSTNET-CN
mnt-routes:     MAINT-CSTNET-CN
mnt-irt:        IRT-CSTNET-CN
last-modified:  2023-10-09T03:59:50Z
source:         APNIC


organisation:   ORG-CA107-AP
org-name:       CNIC-CAS
org-type:       LIR
country:        CN
address:        ********
phone:          ********
# Email removed, Log into bgp.tools to see whois emails/phone numbers
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:18:50Z
source:         APNIC

Last Update: 2026-06-03T03:23:17Z UTC

	A	DNS
	202.127.19.85	mail.cdser.simm.ac.cn, www.iddds.cn, glycaninsight.cn ( 8 total...)

Last Update: 2026-05-30T22:53:46Z UTC

IRR Databases

IRR	Expected ASN
nttcom	AS7497	Show Raw route: 202.127.19.0/24 descr: CMI IP Transit origin: AS7497 admin-c: MAINT-CMI-INT-HK tech-c: MAINT-CMI-INT-HK mnt-by: MAINT-CMI-INT-HK changed: qas_support@cmi.chinamobile.com 20160525 source: NTTCOM
radb	AS7497	Show Raw route: 202.127.19.0/24 descr: CMI (Customer Route) origin: AS7497 mnt-by: MAINT-AS58453 changed: qas_support@cmi.chinamobile.com 20160525 source: RADB last-modified: 2023-11-13T15:49:29Z

IRR

Expected ASN

nttcom

AS7497

Show Raw

route:          202.127.19.0/24
descr:          CMI IP Transit
origin:         AS7497
admin-c:        MAINT-CMI-INT-HK
tech-c:         MAINT-CMI-INT-HK
mnt-by:         MAINT-CMI-INT-HK
changed:        qas_support@cmi.chinamobile.com 20160525
source:         NTTCOM

radb

AS7497

Show Raw

route:          202.127.19.0/24
descr:          CMI  (Customer Route)
origin:         AS7497
mnt-by:         MAINT-AS58453
changed:        qas_support@cmi.chinamobile.com 20160525
source:         RADB
last-modified:  2023-11-13T15:49:29Z

View

Less Specific Announcements

Upstreams

Upstreams

Peers

IRR Databases

RPKI Chain (Current origin: Valid)