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ASN Lookup Tool
AS23028 TEAM-CYMRU

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS23028
Organisation
Team Cymru Inc.
Name
TEAM-CYMRU
Total IPv4 Addresses
17,664
Total IPv4 Prefixes
35
Total IPv6 Prefixes
43
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#6,824 out of 78,222
Registry
Arin
Registered Country
US flag US
Registered Country Name
United States of America (the)
Registered Date
2002-01-04
Registration Last Change
2012-02-24
Receiving From

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

ASN
Organisation
AS3257
US flagGTT Communications Inc.
AS1103
NL flagSURF B.V.
AS2914
US flagNTT America, Inc.
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
AS9498
IN flagBharti Airtel Limited
Showing 5 of 85
Transit To

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

 

ASN
Organisation
AS3132
PE flagRed Cientifica Peruana
AS20144
US flagICANN
IPv4 Active Prefixes

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

Prefix38.229.33.0/24
Range From38.229.33.0
Range To38.229.33.255
Prefix38.229.252.0/24
Range From38.229.252.0
Range To38.229.252.255
Prefix68.22.187.0/24
Range From68.22.187.0
Range To68.22.187.255
Prefix192.138.226.0/24
Range From192.138.226.0
Range To192.138.226.255
Prefix203.28.18.0/24
Range From203.28.18.0
Range To203.28.18.255
Showing 5 of 35
IPv6 Active Prefixes
Prefix2604:8800::/47
Range From2604:8800::
Range To2604:8800:1:ffff:ffff:ffff:ffff:ffff
Prefix2604:8800:2::/47
Range From2604:8800:2::
Range To2604:8800:3:ffff:ffff:ffff:ffff:ffff
Prefix2604:8800:4::/46
Range From2604:8800:4::
Range To2604:8800:7:ffff:ffff:ffff:ffff:ffff
Prefix2604:8800:8::/45
Range From2604:8800:8::
Range To2604:8800:f:ffff:ffff:ffff:ffff:ffff
Prefix2604:8800:10::/44
Range From2604:8800:10::
Range To2604:8800:1f:ffff:ffff:ffff:ffff:ffff
Showing 5 of 43
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.