ResearchRouting table, looking glass, RPKI & IRR

101.3.48.0/21 Taiwan Intelligent Fiber Optic Network Co.,Ltd.

Announced by AS131584 Taiwan Intelligent Fiber Optic Network Co.,Ltd. RPKI valid Seen by 3 of our 5 looking glass sessions.

Summary

What the table says about 101.3.48.0/21

Prefix
101.3.48.0/21
Origin
AS131584 TAIFO-AS-TW
RPKI
RPKI valid
Size
2,048 addresses
Less specific
101.3.48.0/20 AS131584 TAIFO-AS-TW
More specifics
0
IRR route objects
2 exact, 10 covering
In RouteViews
2026-10-12 08:02 UTC
Paths

How 101.3.48.0/21 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.

AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 36295 6939 18046 131584
OriginAS131584 Taiwan Intelligent Fiber Optic Network Co.,Ltd.
Origin codeIGP
Communities903:100 903:900
Updated4d 16h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6939 18046 131584
OriginAS131584 Taiwan Intelligent Fiber Optic Network Co.,Ltd.
Origin codeIGP
Communities36295:100
Updated4d 17h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 18046 131584
OriginAS131584 Taiwan Intelligent Fiber Optic Network Co.,Ltd.
Origin codeIGP
Communitiesnone
Updated4d 17h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS131584 to originate 101.3.0.0/16 up to /24. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
101.3.0.0/16/24AS131584 TAIFO-AS-TWAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
101.3.48.0/21AS131584 TAIFO-AS-TWNTTCOMProxy-registered route objectMAINT-AS9304
101.3.48.0/21AS131584 TAIFO-AS-TWRADBProxy-registered route objectMAINT-HGC-INTL
101.3.48.0/20 coveringAS131584 TAIFO-AS-TWNTTCOMProxy-registered route objectMAINT-AS9304
101.3.48.0/20 coveringAS131584 TAIFO-AS-TWRADBProxy-registered route objectMAINT-HGC-INTL
101.3.32.0/19 coveringAS131584 TAIFO-AS-TWNTTCOMProxy-registered route objectMAINT-AS9304
101.3.32.0/19 coveringAS131584 TAIFO-AS-TWRADBProxy-registered route objectMAINT-HGC-INTL
101.3.0.0/18 coveringAS131584 TAIFO-AS-TWNTTCOMProxy-registered route objectMAINT-AS9304
101.3.0.0/18 coveringAS131584 TAIFO-AS-TWRADBProxy-registered route objectMAINT-HGC-INTL
101.3.0.0/17 coveringAS131584 TAIFO-AS-TWNTTCOMProxy-registered route objectMAINT-AS9304
101.3.0.0/17 coveringAS131584 TAIFO-AS-TWRADBProxy-registered route objectMAINT-HGC-INTL
101.3.0.0/16 coveringAS131584 TAIFO-AS-TWNTTCOMProxy-registered route objectMAINT-AS9304
101.3.0.0/16 coveringAS131584 TAIFO-AS-TWRADBTaiwan Intelligent Fiber Optic Network Co.,Ltd. proxy-registered objectMAINT-AS17709
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

101.3.48.0/20 AS131584 TAIFO-AS-TW
Tools

Check 101.3.48.0/21 live

Looking glassIP to ASN APIRPKI APIIRR API