ResearchRouting table, looking glass, RPKI & IRR

182.172.20.0/22 HCN Dongjak

Announced by AS7562 HCN Dongjak. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 182.172.20.0/22

Prefix
182.172.20.0/22
Origin
AS7562 HCNSEOCHO-AS-KR-KR
RPKI
RPKI not found
Size
1,024 addresses
Less specific
none
More specifics
1
IRR route objects
2 exact, 3 covering
In RouteViews
2026-10-13 12:02 UTC
Paths

How 182.172.20.0/22 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 7562×6
OriginAS7562 HCN Dongjak
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated5d 11h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 4766 7562×6
OriginAS7562 HCN Dongjak
Origin codeIGP
Communities903:900 903:13760
Updated5d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 4766 7562×6
OriginAS7562 HCN Dongjak
Origin codeIGP
Communities36295:100
Updated5d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 4766 7562×6
OriginAS7562 HCN Dongjak
Origin codeIGP
Communities174:21001 174:22013
Updated5d 19h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 4766 7562×6
OriginAS7562 HCN Dongjak
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated9d 12h 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
182.172.20.0/22AS10036 CNM-AS-KR-KRNTTCOMproxy for HANARO TELECOM routeMAINT-HANARO
182.172.20.0/22AS10036 CNM-AS-KR-KRRADBProxy-registered route objectMAINT-AS3491
182.172.16.0/21 coveringAS9569 HCNSEOCHOCATV-AS-KR-KRRADBHCN-AS-KRMAINT-AS9318
182.172.0.0/19 coveringAS10036 CNM-AS-KR-KRRADBKINXMAINT-AS4766
182.172.0.0/16 coveringAS10036 CNM-AS-KR-KRRADBProxy-registered route objectMAINT-AS3491
More specific

Prefixes inside 182.172.20.0/22

1 announced prefix fall inside this one.

Show the 1 prefixes
182.172.21.0/24 AS9569 HCNSEOCHOCATV-AS-KR-KR
Tools

Check 182.172.20.0/22 live

Looking glassIP to ASN APIRPKI APIIRR API