ResearchRouting table, looking glass, RPKI & IRR

203.210.0.0/20 HKCSL GPRS NETWORK

Announced by AS38819 HKCSL GPRS NETWORK. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 203.210.0.0/20

Prefix
203.210.0.0/20
Origin
AS38819 HKCSL-AS-AP
RPKI
RPKI valid
Size
4,096 addresses
Less specific
none
More specifics
6
IRR route objects
4 exact, 0 covering
In RouteViews
2026-10-13 12:02 UTC
Paths

How 203.210.0.0/20 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 3491 4760 38819
OriginAS38819 HKCSL GPRS NETWORK
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated5d 12h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 3491 4760 38819
OriginAS38819 HKCSL GPRS NETWORK
Origin codeIGP
Communities903:900 903:13760
Updated5d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 3491 4760 38819
OriginAS38819 HKCSL GPRS NETWORK
Origin codeIGP
Communities36295:100
Updated5d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 3491 4760 38819
OriginAS38819 HKCSL GPRS NETWORK
Origin codeIGP
Communities174:21000 174:22013
Updated5d 21h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 3491 4760 38819
OriginAS38819 HKCSL GPRS NETWORK
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated9d 14h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS38819 to originate 203.210.0.0/20 up to /20. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
203.210.0.0/20/20AS38819 HKCSL-AS-APAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
203.210.0.0/20AS38819 HKCSL-AS-APAPNICCSL Limited 3rd Floor Lai Chi Kok Engineering Center II 4 Yuet Lun StreetMAINT-AP-SYSENG
203.210.0.0/20AS38819 HKCSL-AS-APNTTCOMHKCSL NetworkMAINT-CSL-HK
203.210.0.0/20AS38819 HKCSL-AS-APRADBHKCSL NetworkMAINT-HKCSL
203.210.0.0/20AS38819 HKCSL-AS-APREACHREACH (Customer Route)MAINT-REACH-NOC
More specific

Prefixes inside 203.210.0.0/20

6 announced prefixes fall inside this one.

Show the 6 prefixes
203.210.2.0/24 AS38819 HKCSL-AS-AP203.210.3.0/24 AS38819 HKCSL-AS-AP203.210.4.0/24 AS38819 HKCSL-AS-AP203.210.6.0/24 AS38819 HKCSL-AS-AP203.210.7.0/24 AS38819 HKCSL-AS-AP203.210.8.0/24 AS38819 HKCSL-AS-AP
Tools

Check 203.210.0.0/20 live

Looking glassIP to ASN APIRPKI APIIRR API