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ASN Lookup Tool
AS5724 UMASSMED

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS5724
Organisation
University of Massachusetts Medical School
Name
UMASSMED
Total IPv4 Addresses
65,536
Total IPv4 Prefixes
14
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#3,334 out of 79,035
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
1995-09-06
Registration Last Change
2023-07-01
Receiving From
ASN
Organisation
AS174
US flagCogent Communications, LLC
AS10578
US flagHarvard University
AS398427
US flagMarkley Network Services, LLC
IPv4 Active Prefixes
PrefixRange FromRange To
146.189.0.0/20146.189.0.0146.189.15.255
146.189.16.0/21146.189.16.0146.189.23.255
146.189.24.0/24146.189.24.0146.189.24.255
146.189.25.0/24146.189.25.0146.189.25.255
146.189.26.0/24146.189.26.0146.189.26.255
Showing 5 of 14