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ASN Lookup Tool
AS63 LL-MI

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS63
Organisation
Massachusetts Institute of Technology
Name
LL-MI
Total IPv4 Addresses
67,584
Total IPv4 Prefixes
13
Total IPv6 Prefixes
0
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#2,697 out of 79,051
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
1986-02-24
Registration Last Change
2023-12-04
Receiving From

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

ASN
Organisation
AS13789
US flagUnitas Global
AS14742
US flagUnitas Global
AS10578
US flagHarvard University
IPv4 Active Prefixes

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

PrefixRange FromRange To
129.55.0.0/17129.55.0.0129.55.127.255
129.55.128.0/18129.55.128.0129.55.191.255
129.55.192.0/21129.55.192.0129.55.199.255
129.55.200.0/24129.55.200.0129.55.200.255
129.55.201.0/24129.55.201.0129.55.201.255
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