ResearchRouting table, looking glass, RPKI & IRR

164.100.160.0/19 National Informatics Centre

Announced by AS4758 National Informatics Centre. RPKI valid Seen by 5 of our 5 looking glass sessions.

Summary

What the table says about 164.100.160.0/19

Prefix
164.100.160.0/19
Origin
AS4758 NICNET-VSNL-BOARDER-AP
RPKI
RPKI valid
Size
8,192 addresses
Less specific
164.100.128.0/17 AS4758 NICNET-VSNL-BOARDER-AP
More specifics
19
IRR route objects
1 exact, 3 covering
In RouteViews
2026-10-15 20:02 UTC
Paths

How 164.100.160.0/19 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 9498 9885 4758
OriginAS4758 National Informatics Centre
Origin codeIGP
Communities174:21001 174:22013 36601:150 36601:174 36601:2001
Updated7d 17h ago
AS903 UNIFIED-COMMUNICATIONS-TECHNOLOGIES (UCT - Valdosta, GA)Collector-2-COCOA-FL903 13760 7029 4637 9498 9885 4758
OriginAS4758 National Informatics Centre
Origin codeIGP
Communities903:900 903:13760
Updated8d 1h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Cocoa, FL)Collector-2-COCOA-FL36295 6461 9498 9885 4758
OriginAS4758 National Informatics Centre
Origin codeIGP
Communities6461:5998 36295:100 36295:6461
Updated6h 26m ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Jacksonville, FL)Collector-2-COCOA-FL36295 6939 9498 9885 4758
OriginAS4758 National Informatics Centre
Origin codeIGP
Communitiesnone
Updated1d 7h ago
AS36295 FLORIDA-HIGH-SPEED-INTERNET (FLHSI - Orlando, FL)Collector-2-COCOA-FL36295 174 9498 9885 4758
OriginAS4758 National Informatics Centre
Origin codeIGP
Communities174:21001 174:22013 36295:100 36295:174
Updated11d 19h ago
RPKI

Route origin authorizations

Covered by a ROA authorizing AS4758 to originate 164.100.128.0/17 up to /23. Validate another origin.

ROA prefixMax lengthAuthorized originTrust anchor
164.100.128.0/17/23AS4758 NICNET-VSNL-BOARDER-APAPNIC
164.100.0.0/16/16AS4758 NICNET-VSNL-BOARDER-APAPNIC
IRR

Route objects

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

RouteOriginSourceDescriptionMaintained by
164.100.160.0/19AS4758 NICNET-VSNL-BOARDER-APAPNICNational Informatics Centre A4B4 Bay, 3rd Floor NATIONAL INFORMATICS CENTRE A-BLOCK, CGO COMPLEX LODHI ROADMAINT-IN-NIC
164.100.128.0/18 coveringAS4758 NICNET-VSNL-BOARDER-APAPNICNational Informatics Centre A4B4 Bay, 3rd Floor NATIONAL INFORMATICS CENTRE A-BLOCK, CGO COMPLEX LODHI ROADMAINT-IN-NIC
164.100.128.0/17 coveringAS4758 NICNET-VSNL-BOARDER-APAPNICNICNET-2MAINT-IN-NIC
164.100.0.0/16 coveringAS4758 NICNET-VSNL-BOARDER-APAPNICNATIONAL INFORMATICS CENTREMAINT-IN-NIC
Less specific

Covering prefixes

Announced prefixes that contain this one, most specific first.

164.100.128.0/17 AS4758 NICNET-VSNL-BOARDER-AP164.100.0.0/16 AS4758 NICNET-VSNL-BOARDER-AP
More specific

Prefixes inside 164.100.160.0/19

19 announced prefixes fall inside this one.

Show the 19 prefixes
164.100.160.0/20 AS4758 NICNET-VSNL-BOARDER-AP164.100.160.0/22 AS4758 NICNET-VSNL-BOARDER-AP164.100.164.0/23 AS4758 NICNET-VSNL-BOARDER-AP164.100.166.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.168.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.169.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.170.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.174.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.176.0/20 AS4758 NICNET-VSNL-BOARDER-AP164.100.176.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.177.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.179.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.180.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.181.0/24 AS55824 NKN-CORE-NW164.100.185.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.186.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.187.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.188.0/24 AS4758 NICNET-VSNL-BOARDER-AP164.100.190.0/24 AS4758 NICNET-VSNL-BOARDER-AP
Tools

Check 164.100.160.0/19 live

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