ResearchRouting table, looking glass, RPKI & IRR

164.78.252.0/24 Singapore Polytechnic

Announced by AS45133 Singapore Polytechnic. RPKI not found Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 164.78.252.0/24

Prefix
164.78.252.0/24
Origin
AS45133 Singapore-Polytechnic-AS-AP
RPKI
RPKI not found
Size
256 addresses
Less specific
164.78.0.0/16 AS45133 Singapore-Polytechnic-AS-AP
More specifics
0
IRR route objects
2 exact, 2 covering
In RouteViews
2026-10-12 20:02 UTC
Paths

How 164.78.252.0/24 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 13760 3356 23856 139883 45133
OriginAS45133 Singapore Polytechnic
Origin codeIGP
Communities3356:4 3356:22 3356:100 3356:123 3356:703 3356:903 3356:920 3356:2172 23856:30000 36601:150 36601:2001 36601:13760 65000:6939 65002:4637 65002:4826 65002:6830 65002:7473 65002:7545
Updated4d 16h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 23856 139883 45133
OriginAS45133 Singapore Polytechnic
Origin codeIGP
Communities903:900 903:13760
Updated5d 3h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 23764 23856 139883 45133
OriginAS45133 Singapore Polytechnic
Origin codeIGP
Communities36295:100
Updated5d 4h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 174 23764 23856 139883 45133
OriginAS45133 Singapore Polytechnic
Origin codeIGP
Communities174:21101 174:22005
Updated5d 3h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 23764 23856 139883 45133
OriginAS45133 Singapore Polytechnic
Origin codeIGP
Communities174:21101 174:22005 36295:100 36295:174
Updated8d 21h 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
164.78.252.0/24AS3758 SINGNETLEVEL3Proxy-registered route objectLEVEL3-MNT
164.78.252.0/24AS45133 Singapore-Polytechnic-AS-APRADBProxy registered route object. Singapore Polytechnic 500 Dover Road S139651 Singapore Roslizan_amat@sp.edu.sg noc@sp.edu.sgMAINT-AS23856
164.78.128.0/17 coveringAS3758 SINGNETLEVEL3Proxy-registered route objectLEVEL3-MNT
164.78.0.0/16 coveringAS45133 Singapore-Polytechnic-AS-APRADBPACNET (proxy-registered route object)MAINT-AS4637
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

164.78.0.0/16 AS45133 Singapore-Polytechnic-AS-AP
Tools

Check 164.78.252.0/24 live

Looking glassIP to ASN APIRPKI APIIRR API