BigDataCloud Logo

ASN Lookup Tool
AS111 BOSTONU-AS

Powered By:
ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS111
Organisation
Boston University
Name
BOSTONU-AS
Total IPv4 Addresses
133,376
Total IPv4 Prefixes
23
Total IPv6 Prefixes
2
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#1,518 out of 79,610
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2023-06-07
Receiving From
ASN
Organisation
AS1239
US flagCogent Communications, LLC
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications, LLC
AS3549
US flagLevel 3 Parent, LLC
AS10578
US flagHarvard University
Showing 5 of 7
Transit To
ASN
Organisation
AS10961
US flagBoston GigaPoP
IPv4 Active Prefixes
PrefixRange FromRange To
128.197.0.0/17128.197.0.0128.197.127.255
128.197.128.0/21128.197.128.0128.197.135.255
128.197.136.0/24128.197.136.0128.197.136.255
128.197.137.0/24128.197.137.0128.197.137.255
128.197.138.0/23128.197.138.0128.197.139.255
Showing 5 of 23
IPv6 Active Prefixes
PrefixRange FromRange To
2610:58::/322610:58::2610:58:ffff:ffff:ffff:ffff:ffff:ffff
2631:5000::/282631:5000::2631:500f:ffff:ffff:ffff:ffff:ffff:ffff