ResearchRouting table, looking glass, RPKI & IRR

120.133.0.0/16 IDC, China Telecommunications Corporation

Announced by AS23724 IDC, China Telecommunications Corporation. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 120.133.0.0/16

Prefix
120.133.0.0/16
Origin
AS23724 CHINANET-IDC-BJ-AP
RPKI
RPKI not found
Size
65,536 addresses
Less specific
none
More specifics
28
IRR route objects
5 exact, 0 covering
In RouteViews
2026-10-14 16:02 UTC
Paths

How 120.133.0.0/16 is reached

Every path our looking glass collectors hold for this exact prefix. Open one for its attributes, or see them all side by side in the looking glass.

AS36601 TNT (TNT - Tampa, FL)Collector-1-TAMPA-FL36601 174 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated6d 14h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communities903:900 903:13760
Updated6d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communities36295:100
Updated6d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communitiesnone
Updated6d 22h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 4134 23724
OriginAS23724 IDC, China Telecommunications Corporation
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated10d 15h ago
RPKI

Route origin authorizations

No ROA covers this prefix, so RPKI has nothing to say about who may originate it. Validate another origin.

IRR

Route objects

Registered in the IRR for this prefix and the ones covering it. Look it up live.

RouteOriginSourceDescriptionMaintained by
120.133.0.0/16AS4134 CHINANET-BACKBONELEVEL3Proxy-registered route objectXINGXUNTECHLTD-MNT
120.133.0.0/16AS4835 CHINANET-IDC-SNRADBchinanet/CN2 shaanxi province networkMAINT-AS4835
120.133.0.0/16AS17428 CHINA-ABITCOOLRADBProxy-registered route objectMAINT-HGC-INTL
120.133.0.0/16AS23724 CHINANET-IDC-BJ-APRADBChina Telecom Beijing Co. Ltd.MAINT-AS23724
120.133.0.0/16AS56048 CMNET-BEIJING-APRADBCMI (Customer Route)MAINT-AS58453
More specific

Prefixes inside 120.133.0.0/16

28 announced prefixes fall inside this one.

Show the 28 prefixes
120.133.0.0/17 AS9308 CHINA-ABITCOOL120.133.0.0/18 AS9802 CHINA-ABITCOOL120.133.16.0/21 AS133119 UNICOM-CN120.133.20.0/23 AS9802 CHINA-ABITCOOL120.133.24.0/22 AS133119 UNICOM-CN120.133.28.0/23 AS133119 UNICOM-CN120.133.30.0/24 AS133119 UNICOM-CN120.133.32.0/20 AS4808 CHINA169-BJ120.133.48.0/20 AS4808 CHINA169-BJ120.133.51.0/24 AS4835 CHINANET-IDC-SN120.133.64.0/18 AS9308 CHINA-ABITCOOL120.133.64.0/19 AS9802 CHINA-ABITCOOL120.133.64.0/20 AS133119 UNICOM-CN120.133.80.0/20 AS133119 UNICOM-CN120.133.128.0/20 AS136958 UNICOM-GuangZhou-IDC120.133.144.0/23 AS58466 CT-Guangzhou-IDC120.133.146.0/23 AS136958 UNICOM-GuangZhou-IDC120.133.216.0/21 AS17621 CNCGROUP-SH120.133.224.0/22 AS17621 CNCGROUP-SH120.133.228.0/22 AS17621 CNCGROUP-SH120.133.236.0/24 AS17621 CNCGROUP-SH120.133.237.0/24 AS17621 CNCGROUP-SH120.133.238.0/24 AS17621 CNCGROUP-SH120.133.239.0/24 AS17621 CNCGROUP-SH120.133.240.0/21 AS17428 CHINA-ABITCOOL120.133.240.0/22 AS17428 CHINA-ABITCOOL120.133.248.0/22 AS17428 CHINA-ABITCOOL120.133.252.0/22 AS17428 CHINA-ABITCOOL
Tools

Check 120.133.0.0/16 live

Looking glassIP to ASN APIRPKI APIIRR API