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ASN Lookup Tool
AS3 MIT-GATEWAYS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS3
Organisation
Massachusetts Institute of Technology
Name
MIT-GATEWAYS
Total IPv4 Addresses
1,848,831
Total IPv4 Prefixes
222
Total IPv6 Prefixes
9
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#216 out of 79,284
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2025-12-02
Receiving From
ASN
Organisation
AS7018
US flagAT&T Enterprises, LLC
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications, LLC
AS12389
RU flagPJSC Rostelecom
AS6057
UY flagAdministracion Nacional de Telecomunicaciones
Showing 5 of 42
Transit To
ASN
Organisation
AS54755
US flagDesert Winds Wireless Inc
AS22608
US flagPublic Utility District No. 1 of Okanogan County..
AS63914
BD flagSB TEL ENTERPRISES LIMITED
AS151981
BD flagBRAC UNIVERSITY
AS63923
BD flagBest Holdings Limited
Showing 5 of 9
IPv4 Active Prefixes
PrefixRange FromRange To
18.0.0.0/1618.0.0.018.0.255.255
18.1.0.0/1618.1.0.018.1.255.255
18.3.0.0/2418.3.0.018.3.0.255
18.3.1.0/2418.3.1.018.3.1.255
18.3.2.0/2418.3.2.018.3.2.255
Showing 5 of 222
IPv6 Active Prefixes
PrefixRange FromRange To
2603:4000::/322603:4000::2603:4000:ffff:ffff:ffff:ffff:ffff:ffff
2603:4001::/322603:4001::2603:4001:ffff:ffff:ffff:ffff:ffff:ffff
2603:4007::/322603:4007::2603:4007:ffff:ffff:ffff:ffff:ffff:ffff
2603:4008::/322603:4008::2603:4008:ffff:ffff:ffff:ffff:ffff:ffff
2603:4009::/322603:4009::2603:4009:ffff:ffff:ffff:ffff:ffff:ffff
Showing 5 of 9