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ASN Lookup Tool
AS8323 CYFRONET-AS2

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS8323
Organisation
Academic Computer Centre CYFRONET AGH
Name
CYFRONET-AS2
Total IPv4 Addresses
50672
Total IPv4 Prefixes
20
Total IPv6 Prefixes
5
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#4,163 out of 77,385
Registry
Ripe
Registered Country
PL flag PL
Registered Country Name
Poland
Registered Date
2001-10-29
Registration Last Change
2017-11-15
Receiving From

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

ASN
Organisation
AS24748
PL flagAtman Sp. z o.o.
AS3257
US flagGTT Communications Inc.
AS6939
US flagHurricane Electric LLC
AS8267
PL flagAcademic Computer Centre CYFRONET AGH
AS39120
IT flagConvergenze S.p.A.
Showing 5 of 8
Transit To

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

 

ASN
Organisation
AS8267
PL flagAcademic Computer Centre CYFRONET AGH
AS58350
PL flagPHU Classcom Sp. z o.o.
AS12990
PL flagRingier Axel Springer Polska Sp. z o.o.
AS16138
PL flagInteria.pl Sp z.o.o.
AS57889
PL flagMAXSERWIS Sp.zo.o.
Showing 5 of 14
IPv4 Active Prefixes

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

Prefix193.193.72.0/21
Range From193.193.72.0
Range To193.193.79.255
Prefix193.193.80.0/20
Range From193.193.80.0
Range To193.193.95.255
Prefix194.8.45.0/24
Range From194.8.45.0
Range To194.8.45.255
Prefix194.8.46.0/24
Range From194.8.46.0
Range To194.8.46.255
Prefix195.150.0.0/21
Range From195.150.0.0
Range To195.150.7.255
Showing 5 of 20
IPv6 Active Prefixes
Prefix2001:6d9::/32
Range From2001:6d9::
Range To2001:6d9:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2001:6da::/31
Range From2001:6da::
Range To2001:6db:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2001:6dc::/31
Range From2001:6dc::
Range To2001:6dd:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2001:6de::/32
Range From2001:6de::
Range To2001:6de:ffff:ffff:ffff:ffff:ffff:ffff
Prefix2001:6df::/32
Range From2001:6df::
Range To2001:6df: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.