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ASN Lookup Tool
AS8387 T-SYSTEMS-AT

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS8387
Organisation
Deutsche Telekom Global Business Solutions GmbH
Name
T-SYSTEMS-AT
Total IPv4 Addresses
91459
Total IPv4 Prefixes
25
Total IPv6 Prefixes
3
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,067 out of 77,294
Registry
Ripe
Registered Country
AT flag AT
Registered Country Name
Austria
Registered Date
2002-04-25
Registration Last Change
2023-10-05
Receiving From

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

ASN
Organisation
AS3320
DE flagDeutsche Telekom AG
AS20115
US flagCharter Communications
AS3303
CH flagSwisscom (Schweiz) AG
AS9498
IN flagBharti Airtel Limited
AS8412
AT flagT-Mobile Austria GmbH
Showing 5 of 16
Transit To

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

 

ASN
Organisation
AS64512
WORLD flagPrivate Use AS
AS65102
WORLD flagPrivate Use AS
AS65031
WORLD flagPrivate Use AS
AS64775
WORLD flagPrivate Use AS
AS64910
WORLD flagPrivate Use AS
Showing 5 of 24
IPv4 Active Prefixes

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

Prefix46.17.224.0/21
Range From46.17.224.0
Range To46.17.231.255
Prefix92.61.208.0/20
Range From92.61.208.0
Range To92.61.223.255
Prefix164.3.0.0/16
Range From164.3.0.0
Range To164.3.255.255
Prefix185.49.176.0/22
Range From185.49.176.0
Range To185.49.179.255
Prefix193.46.45.0/24
Range From193.46.45.0
Range To193.46.45.255
Showing 5 of 25
IPv6 Active Prefixes
Prefix2001:678:5a8::/48
Range From2001:678:5a8::
Range To2001:678:5a8:ffff:ffff:ffff:ffff:ffff
Prefix2001:9d0::/32
Range From2001:9d0::
Range To2001:9d0:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2a10:f8c0::/29
Range From2a10:f8c0::
Range To2a10:f8c7: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.