ResearchRouting table, looking glass, RPKI & IRR

202.166.40.0/21 SingNet

Announced by AS3758 SingNet. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 202.166.40.0/21

Prefix
202.166.40.0/21
Origin
AS3758 SINGNET
RPKI
RPKI valid
Size
2,048 addresses
Less specific
202.166.0.0/17 AS9506 SINGTEL-FIBRE
More specifics
0
IRR route objects
3 exact, 8 covering
In RouteViews
2026-10-12 12:02 UTC
Paths

How 202.166.40.0/21 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 6453 3758
OriginAS3758 SingNet
Origin codeIGP
Communities174:21000 174:22013 36601:150 36601:174 36601:2001
Updated4d 10h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 3356 6453 3758
OriginAS3758 SingNet
Origin codeIGP
Communities903:900 903:13760
Updated4d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 6453 3758
OriginAS3758 SingNet
Origin codeIGP
Communities36295:100
Updated4d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 6453 3758
OriginAS3758 SingNet
Origin codeIGP
Communitiesnone
Updated4d 18h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 6453 3758
OriginAS3758 SingNet
Origin codeIGP
Communities174:21000 174:22013 36295:100 36295:174
Updated8d 12h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS3758 to originate 202.166.0.0/17 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
202.166.0.0/17/24AS3758 SINGNETAPNIC
202.166.0.0/17/24AS9506 SINGTEL-FIBREAPNIC
202.166.0.0/17/24AS19905 SECURITYSERVICESAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
202.166.40.0/21AS3758 SINGNETAPNICSingapore Telecommunications Ltd, Magix Services 31 Exeter Road Comcenter PodiumMAINT-SG-MAGIX
202.166.40.0/21AS9506 SINGTEL-FIBREAPNICSingapore Telecommunications Ltd, Magix Services 31 Exeter Road Comcenter PodiumMAINT-SG-MAGIX
202.166.40.0/21AS19905 SECURITYSERVICESAPNICSingapore Telecommunications Ltd, Magix Services 31 Exeter Road Comcenter PodiumMAINT-SG-MAGIX
202.166.32.0/20 coveringAS3758 SINGNETAPNICSingapore Telecommunications Ltd, Magix Services 31 Exeter Road Comcenter PodiumMAINT-SG-MAGIX
202.166.32.0/20 coveringAS9506 SINGTEL-FIBREAPNICSingapore Telecommunications Ltd, Magix Services 31 Exeter Road Comcenter PodiumMAINT-SG-MAGIX
202.166.32.0/20 coveringAS19905 SECURITYSERVICESAPNICSingapore Telecommunications Ltd, Magix Services 31 Exeter Road Comcenter PodiumMAINT-SG-MAGIX
202.166.32.0/19 coveringAS3758 SINGNETAPNICSingapore Telecommunications Ltd, Magix Services 31 Exeter Road Comcenter PodiumMAINT-SG-MAGIX
202.166.32.0/19 coveringAS9506 SINGTEL-FIBREAPNICSingapore Telecommunications Ltd, Magix Services 31 Exeter Road Comcenter PodiumMAINT-SG-MAGIX
202.166.32.0/19 coveringAS19905 SECURITYSERVICESAPNICSingapore Telecommunications Ltd, Magix Services 31 Exeter Road Comcenter PodiumMAINT-SG-MAGIX
202.166.0.0/18 coveringAS9506 SINGTEL-FIBRERADBSingapore Telecommunications Ltd SingTel Magix BroadBand network 31 Exeter Road Orchard Telephone Exchange SINGAPORE 239732MAINT-AS3758
202.166.0.0/17 coveringAS9506 SINGTEL-FIBRERADBSingapore Telecommunications Ltd SingTel Magix BroadBand network 31 Exeter Road Orchard Telephone Exchange SINGAPORE 239732MAINT-AS3758
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

202.166.0.0/17 AS9506 SINGTEL-FIBRE
Tools

Check 202.166.40.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API