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ASN Lookup Tool
AS3745 NTTDATA-SERVICES-AS2

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS3745
Organisation
NTT DATA Services Holdings Corporation
Name
NTTDATA-SERVICES-AS2
Total IPv4 Addresses
17408
Total IPv4 Prefixes
3
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#6,969 out of 77,298
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1994-08-01
Registration Last Change
2018-07-18
Receiving From

The list of active Autonomous Systems (ASs) which send traffic to that ASN.

ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS10796
US flagCharter Communications Inc
IPv4 Active Prefixes

This provides the list of IPv4 address space routes/prefixes currently announced on Border Gateway Protocol (BGP).

Prefix148.9.64.0/18
Range From148.9.64.0
Range To148.9.127.255
Prefix148.9.242.0/23
Range From148.9.242.0
Range To148.9.243.255
Prefix148.9.244.0/23
Range From148.9.244.0
Range To148.9.245.255
Autonomous System (AS) is a network (or collection of networks) that are all managed and supervised by a single entity or organisation. This tool provides a comprehensive ownership and connectivity report for any given AS number.