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ASN Lookup Tool
AS33891 CORE-BACKBONE

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS33891
Organisation
Core-Backbone GmbH
Name
CORE-BACKBONE
Total IPv4 Addresses
1,024
Total IPv4 Prefixes
2
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#42,976 out of 79,201
Registry
Ripe
Registered Country
DE flagDE
Registered Country Name
Germany
Registered Date
2004-09-01
Registration Last Change
2023-07-20
Receiving From
ASN
Organisation
AS50673
NL flagServerius Holding B.V.
Transit To
ASN
Organisation
AS211651
DE flagLandeshauptstadt Stuttgart
AS198196
DE flagRIKOM GmbH
AS4200000007
WORLD flagPrivate Use AS
AS4220000048
WORLD flagPrivate Use AS
AS33988
DE flagProact Deutschland GmbH
Showing 5 of 1381
IPv4 Active Prefixes
PrefixRange FromRange To
204.139.12.0/23204.139.12.0204.139.13.255
204.139.14.0/23204.139.14.0204.139.15.255