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ASN Lookup Tool
AS5723 JHU

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS5723
Organisation
Johns Hopkins University
Name
JHU
Total IPv4 Addresses
135,680
Total IPv4 Prefixes
10
Total IPv6 Prefixes
1
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,497 out of 79,338
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2020-09-08
Receiving From
ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications, LLC
AS6939
US flagHurricane Electric LLC
AS10886
US flagUniversity of Maryland
AS11096
US flagFloridaNet
Transit To
ASN
Organisation
AS77
US flagJohns Hopkins University Applied Physics Laborat..
IPv4 Active Prefixes
PrefixRange FromRange To
128.220.0.0/16128.220.0.0128.220.255.255
162.129.0.0/16162.129.0.0162.129.255.255
192.12.13.0/24192.12.13.0192.12.13.255
192.12.14.0/24192.12.14.0192.12.14.255
198.57.32.0/22198.57.32.0198.57.35.255
Showing 5 of 10
IPv6 Active Prefixes
PrefixRange FromRange To
2606:2b00::/322606:2b00::2606:2b00:ffff:ffff:ffff:ffff:ffff:ffff