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ASN Lookup Tool
AS51840 CSL-AS

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS51840
Organisation
CSL Data Centre Services Limited
Name
CSL-AS
Total IPv4 Addresses
4352
Total IPv4 Prefixes
17
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#15,128 out of 77,412
Registry
Ripe
Registered Country
MT flag MT
Registered Country Name
Malta
Registered Date
2010-11-15
Registration Last Change
2018-09-04
Receiving From

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

ASN
Organisation
AS13335
US flagCloudflare, Inc.
AS12709
MT flagMelita Limited
AS33874
MT flagEpic Communications Limited
IPv4 Active Prefixes

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

Prefix91.220.139.0/24
Range From91.220.139.0
Range To91.220.139.255
Prefix185.27.56.0/24
Range From185.27.56.0
Range To185.27.56.255
Prefix185.27.57.0/24
Range From185.27.57.0
Range To185.27.57.255
Prefix185.27.58.0/24
Range From185.27.58.0
Range To185.27.58.255
Prefix185.27.59.0/24
Range From185.27.59.0
Range To185.27.59.255
Showing 5 of 17
IPv6 Active Prefixes
Prefix2a00:8de7::/32
Range From2a00:8de7::
Range To2a00:8de7:ffff:ffff:ffff:ffff:ffff:ffff
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.