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ASN Lookup Tool
AS203833 AT-FIRSTCOLO

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS203833
Organisation
firstcolo GmbH
Name
AT-FIRSTCOLO
Total IPv4 Addresses
2,816
Total IPv4 Prefixes
7
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#19,708 out of 79,060
Registry
Ripe
Registered Country
DE flagDE
Registered Country Name
Germany
Registered Date
2015-10-22
Registration Last Change
2022-01-21
Receiving From

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

ASN
Organisation
AS42473
AT flagANEXIA Internetdienstleistungs GmbH
IPv4 Active Prefixes

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

PrefixRange FromRange To
5.187.28.0/245.187.28.05.187.28.255
79.133.32.0/2379.133.32.079.133.33.255
79.133.43.0/2479.133.43.079.133.43.255
109.169.80.0/24109.169.80.0109.169.80.255
159.100.24.0/22159.100.24.0159.100.27.255
Showing 5 of 7
IPv6 Active Prefixes
PrefixRange FromRange To
2a00:11c0:38::/482a00:11c0:38::2a00:11c0:38:ffff:ffff:ffff:ffff:ffff