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ASN Lookup Tool
AS44066 DE-FIRSTCOLO

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS44066
Organisation
firstcolo GmbH
Name
DE-FIRSTCOLO
Total IPv4 Addresses
158379
Total IPv4 Prefixes
91
Total IPv6 Prefixes
33
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,332 out of 76,380
Registry
Ripe
Registered Country
DE flag DE
Registered Country Name
Germany
Registered Date
2007-11-13
Registration Last Change
2022-03-31
Receiving From

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

ASN
Organisation
AS20562
NL flagBroadband Hosting B.V.
AS41805
IQ flagSAWAD LAND for Information Technology Ltd
AS56662
PL flagMarcin Gondek
AS3320
DE flagDeutsche Telekom AG
AS174
US flagCogent Communications
Showing 5 of 60
Transit To

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

 

ASN
Organisation
AS31400
DE flagfirstcolo GmbH
AS48314
DE flagMichael Sebastian Schinzel trading as IP-Project..
AS49532
US flagEonix Corporation
AS25795
US flagARP NETWORKS, INC.
AS59939
LT flagWIBO Baltic UAB
Showing 5 of 15
IPv4 Active Prefixes

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

Prefix2.58.67.0/24
Range From2.58.67.0
Range To2.58.67.255
Prefix5.154.181.0/24
Range From5.154.181.0
Range To5.154.181.255
Prefix5.187.0.0/21
Range From5.187.0.0
Range To5.187.7.255
Prefix31.172.68.0/24
Range From31.172.68.0
Range To31.172.68.255
Prefix31.172.70.0/24
Range From31.172.70.0
Range To31.172.70.255
Showing 5 of 91
IPv6 Active Prefixes
Prefix2001:1608::/32
Range From2001:1608::
Range To2001:1608:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2001:1638::/32
Range From2001:1638::
Range To2001:1638:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2a01:7e0::/43
Range From2a01:7e0::
Range To2a01:7e0:1f:ffff:ffff:ffff:ffff:ffff
Prefix2a01:7e0:20::/45
Range From2a01:7e0:20::
Range To2a01:7e0:27:ffff:ffff:ffff:ffff:ffff
Prefix2a01:7e0:28::/46
Range From2a01:7e0:28::
Range To2a01:7e0:2b:ffff:ffff:ffff:ffff:ffff
Showing 5 of 33
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.