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ASN Lookup Tool
AS19318 IS-AS-1

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS19318
Organisation
Interserver, Inc
Name
IS-AS-1
Total IPv4 Addresses
112162
Total IPv4 Prefixes
258
Total IPv6 Prefixes
18
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,850 out of 77,325
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2005-12-09
Registration Last Change
2018-06-05
Receiving From

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

ASN
Organisation
AS174
US flagCogent Communications
AS3257
US flagGTT Communications Inc.
AS36351
US flagSoftLayer Technologies Inc.
AS3303
CH flagSwisscom (Schweiz) AG
AS9498
IN flagBharti Airtel Limited
Showing 5 of 43
Transit To

The list of active Autonomous Systems (ASs) which receive traffic from that ASN.

 

ASN
Organisation
AS41745
RU flagBaykov Ilya Sergeevich
AS42909
GB flagCommunity DNS Limited
IPv4 Active Prefixes

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

Prefix23.26.78.0/24
Range From23.26.78.0
Range To23.26.78.255
Prefix23.247.181.0/24
Range From23.247.181.0
Range To23.247.181.255
Prefix64.20.32.0/24
Range From64.20.32.0
Range To64.20.32.255
Prefix64.20.33.0/24
Range From64.20.33.0
Range To64.20.33.255
Prefix64.20.34.0/23
Range From64.20.34.0
Range To64.20.35.255
Showing 5 of 258
IPv6 Active Prefixes
Prefix2604:a00::/40
Range From2604:a00::
Range To2604:a00:ff:ffff:ffff:ffff:ffff:ffff
Prefix2604:a00:100::/48
Range From2604:a00:100::
Range To2604:a00:100:ffff:ffff:ffff:ffff:ffff
Prefix2604:a00:101::/48
Range From2604:a00:101::
Range To2604:a00:101:ffff:ffff:ffff:ffff:ffff
Prefix2604:a00:103::/48
Range From2604:a00:103::
Range To2604:a00:103:ffff:ffff:ffff:ffff:ffff
Prefix2604:a00:104::/46
Range From2604:a00:104::
Range To2604:a00:107:ffff:ffff:ffff:ffff:ffff
Showing 5 of 18
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.