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ASN Lookup Tool
AS29899 GEISINGER

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS29899
Organisation
Geisinger System Services
Name
GEISINGER
Total IPv4 Addresses
65,536
Total IPv4 Prefixes
9
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#3,508 out of 79,087
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
2003-06-03
Registration Last Change
2012-03-20
Receiving From

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

ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS3737
US flagPenTeleData Inc.
AS14877
US flagFirstLight Fiber, Inc.
IPv4 Active Prefixes

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

PrefixRange FromRange To
159.240.0.0/19159.240.0.0159.240.31.255
159.240.32.0/20159.240.32.0159.240.47.255
159.240.48.0/21159.240.48.0159.240.55.255
159.240.56.0/24159.240.56.0159.240.56.255
159.240.57.0/24159.240.57.0159.240.57.255
Showing 5 of 9
IPv6 Active Prefixes
PrefixRange FromRange To
2620:112:c000::/402620:112:c000::2620:112:c0ff:ffff:ffff:ffff:ffff:ffff