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ASN Lookup Tool
AS100 FMC-CTC

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS100
Organisation
FMC Central Engineering Laboratories
Name
FMC-CTC
Total IPv4 Addresses
9,472
Total IPv4 Prefixes
13
Total IPv6 Prefixes
32
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#9,641 out of 78,363
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
1987-02-26
Registration Last Change
1991-01-11
Receiving From

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

ASN
Organisation
AS395727
US flagIntellicom Computer Consulting, Inc.
AS149848
PH flagCELEBRITY CABLE NETWORK INC
AS329381
BW flagFIBRE SOURCING BOTSWANA PROPRIETARY LIMITED
AS46197
US flagDiscovery Information Technologies, Inc.
AS19338
CL flagTelmex Chile Internet S.A.
Showing 5 of 32
IPv4 Active Prefixes

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

Prefix12.30.153.0/24
Range From12.30.153.0
Range To12.30.153.255
Prefix66.97.170.0/24
Range From66.97.170.0
Range To66.97.170.255
Prefix74.123.89.0/24
Range From74.123.89.0
Range To74.123.89.255
Prefix93.184.192.0/20
Range From93.184.192.0
Range To93.184.207.255
Prefix102.210.158.0/24
Range From102.210.158.0
Range To102.210.158.255
Showing 5 of 13
IPv6 Active Prefixes
Prefix2401:5100:300::/48
Range From2401:5100:300::
Range To2401:5100:300:ffff:ffff:ffff:ffff:ffff
Prefix2401:5100:301::/48
Range From2401:5100:301::
Range To2401:5100:301:ffff:ffff:ffff:ffff:ffff
Prefix2401:5100:302::/48
Range From2401:5100:302::
Range To2401:5100:302:ffff:ffff:ffff:ffff:ffff
Prefix2401:5100:303::/48
Range From2401:5100:303::
Range To2401:5100:303:ffff:ffff:ffff:ffff:ffff
Prefix2401:5100:308::/48
Range From2401:5100:308::
Range To2401:5100:308:ffff:ffff:ffff:ffff:ffff
Showing 5 of 32
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.