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ASN Lookup Tool
AS29457 OPTIONS-AS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS29457
Organisation
Options Technology Ltd
Name
OPTIONS-AS
Total IPv4 Addresses
10439
Total IPv4 Prefixes
41
Total IPv6 Prefixes
18
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#9,210 out of 77,322
Registry
Ripe
Registered Country
GB flag GB
Registered Country Name
United Kingdom of Great Britain and Northern Ireland (the)
Registered Date
2003-09-16
Registration Last Change
2018-09-04
Receiving From

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

ASN
Organisation
AS24245
HK flagUNITAS GLOBAL, LIMITED
AS174
US flagCogent Communications
AS3257
US flagGTT Communications Inc.
AS3561
US flagCenturyLink Communications, LLC
AS2914
US flagNTT America, Inc.
Showing 5 of 15
Transit To

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

 

ASN
Organisation
AS47351
GB flagRed Technology Solutions Limited
IPv4 Active Prefixes

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

Prefix45.144.236.0/24
Range From45.144.236.0
Range To45.144.236.255
Prefix45.144.237.0/24
Range From45.144.237.0
Range To45.144.237.255
Prefix46.18.80.0/24
Range From46.18.80.0
Range To46.18.80.255
Prefix46.18.81.0/24
Range From46.18.81.0
Range To46.18.81.255
Prefix46.18.82.0/24
Range From46.18.82.0
Range To46.18.82.255
Showing 5 of 41
IPv6 Active Prefixes
Prefix2604:9e40::/48
Range From2604:9e40::
Range To2604:9e40:0:ffff:ffff:ffff:ffff:ffff
Prefix2604:9e40:1::/48
Range From2604:9e40:1::
Range To2604:9e40:1:ffff:ffff:ffff:ffff:ffff
Prefix2604:9e40:2::/48
Range From2604:9e40:2::
Range To2604:9e40:2:ffff:ffff:ffff:ffff:ffff
Prefix2604:9e40:3::/48
Range From2604:9e40:3::
Range To2604:9e40:3:ffff:ffff:ffff:ffff:ffff
Prefix2604:9e40:4::/46
Range From2604:9e40:4::
Range To2604:9e40:7: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.