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ASN Lookup Tool
AS19108 SUDDENLINK-COMMUNICATIONS

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ASN Extended Info API & BGP Active Prefixes API
ASN Details
ASN
AS19108
Organisation
Optimum
Name
SUDDENLINK-COMMUNICATIONS
Total IPv4 Addresses
2,840,320
Total IPv4 Prefixes
3,857
Total IPv6 Prefixes
106
Total IPv4 Bogon Prefixes
0
Total IPv6 Bogon Prefixes
0
IPv4 Space Rank
#155 out of 79,201
Registry
Arin
Registered Country
US flagUS
Registered Country Name
United States of America (the)
Registered Date
Registration Last Change
2012-03-20
Receiving From
ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS174
US flagCogent Communications, LLC
AS5650
US flagFrontier Communications of America, Inc.
AS6128
US flagCablevision Systems Corp.
AS3303
CH flagSwisscom (Schweiz) AG
Showing 5 of 25
Transit To
ASN
Organisation
AS3356
US flagLevel 3 Parent, LLC
AS53488
US flagOptimum Online
AS400117
US flagApogee Telecom Inc.
AS22191
US flagWilkes Communications, Inc.
AS3801
US flagMikrotec Internet Services
Showing 5 of 73
IPv4 Active Prefixes
PrefixRange FromRange To
24.31.17.0/2424.31.17.024.31.17.255
24.32.0.0/2124.32.0.024.32.7.255
24.32.8.0/2424.32.8.024.32.8.255
24.32.9.0/2424.32.9.024.32.9.255
24.32.10.0/2324.32.10.024.32.11.255
Showing 5 of 3,857
IPv6 Active Prefixes
PrefixRange FromRange To
2600:5400:1000::/362600:5400:1000::2600:5400:1fff:ffff:ffff:ffff:ffff:ffff
2600:5400:2000::/362600:5400:2000::2600:5400:2fff:ffff:ffff:ffff:ffff:ffff
2600:5400:3000::/362600:5400:3000::2600:5400:3fff:ffff:ffff:ffff:ffff:ffff
2600:5400:7000::/362600:5400:7000::2600:5400:7fff:ffff:ffff:ffff:ffff:ffff
2600:5400:8000::/482600:5400:8000::2600:5400:8000:ffff:ffff:ffff:ffff:ffff
Showing 5 of 106