ResearchRouting table, looking glass, RPKI & IRR

220.67.192.0/19 CHOSUN UNIVERSITY

Announced by AS9754 CHOSUN UNIVERSITY. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 220.67.192.0/19

Prefix
220.67.192.0/19
Origin
AS9754 CSU-AS-KR
RPKI
RPKI not found
Size
8,192 addresses
Less specific
220.67.0.0/16 AS3786 LGDACOM-KR
More specifics
32
IRR route objects
1 exact, 1 covering
In RouteViews
2026-10-13 12:02 UTC
Paths

How 220.67.192.0/19 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 4766 9754
OriginAS9754 CHOSUN UNIVERSITY
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 9h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 4766 9754
OriginAS9754 CHOSUN UNIVERSITY
Origin codeIGP
Communities903:900 903:13760
Updated5d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4766 9754
OriginAS9754 CHOSUN UNIVERSITY
Origin codeIGP
Communities36295:100
Updated5d 17h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 4766 9754
OriginAS9754 CHOSUN UNIVERSITY
Origin codeIGP
Communitiesnone
Updated5d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 4766 9754
OriginAS9754 CHOSUN UNIVERSITY
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated9d 11h 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
220.67.192.0/19AS9754 CSU-AS-KRRADBcontact scjung@chosun.ac.kr if necessaryMAINT-AS3786
220.67.0.0/16 coveringAS3786 LGDACOM-KRRADBcontact noc@bora.net if necessary contact noc@bora.net if necessaryMAINT-AS3786
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

220.67.0.0/16 AS3786 LGDACOM-KR
More specific

Prefixes inside 220.67.192.0/19

32 announced prefixes fall inside this one.

Show the 32 prefixes
220.67.192.0/24 AS9754 CSU-AS-KR220.67.193.0/24 AS9754 CSU-AS-KR220.67.194.0/24 AS9754 CSU-AS-KR220.67.195.0/24 AS9754 CSU-AS-KR220.67.196.0/24 AS9754 CSU-AS-KR220.67.197.0/24 AS9754 CSU-AS-KR220.67.198.0/24 AS9754 CSU-AS-KR220.67.199.0/24 AS9754 CSU-AS-KR220.67.200.0/24 AS9754 CSU-AS-KR220.67.201.0/24 AS9754 CSU-AS-KR220.67.202.0/24 AS9754 CSU-AS-KR220.67.203.0/24 AS9754 CSU-AS-KR220.67.204.0/24 AS9754 CSU-AS-KR220.67.205.0/24 AS9754 CSU-AS-KR220.67.206.0/24 AS9754 CSU-AS-KR220.67.207.0/24 AS9754 CSU-AS-KR220.67.208.0/24 AS9754 CSU-AS-KR220.67.209.0/24 AS9754 CSU-AS-KR220.67.210.0/24 AS9754 CSU-AS-KR220.67.211.0/24 AS9754 CSU-AS-KR220.67.212.0/24 AS9754 CSU-AS-KR220.67.213.0/24 AS9754 CSU-AS-KR220.67.214.0/24 AS9754 CSU-AS-KR220.67.215.0/24 AS9754 CSU-AS-KR220.67.216.0/24 AS9754 CSU-AS-KR220.67.217.0/24 AS9754 CSU-AS-KR220.67.218.0/24 AS9754 CSU-AS-KR220.67.219.0/24 AS9754 CSU-AS-KR220.67.220.0/24 AS9754 CSU-AS-KR220.67.221.0/24 AS9754 CSU-AS-KR220.67.222.0/24 AS9754 CSU-AS-KR220.67.223.0/24 AS9754 CSU-AS-KR
Tools

Check 220.67.192.0/19 live

Looking glassIP to ASN APIRPKI APIIRR API