ASN Information - AS59538

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General Information

Name: UPSTREAM NETWORK LTD
Domain: zhnet.co.uk
Country: GB
Type: isp
Registry: RIPE_NCC

Prefix Counts

IPv4 Count: 4,352
IPv6 Count: 1,547,425,049,106,725,343,623,905,280

IPv4 Prefixes

CIDR Country Network Name Organization Registry Status Size
38.75.44.0/24 US COGENT-A Cogent Communications ARIN allocation 256
38.75.45.0/24 US COGENT-A Cogent Communications ARIN allocation 256
38.75.46.0/24 US COGENT-A Cogent Communications ARIN allocation 256
38.75.47.0/24 US COGENT-A Cogent Communications ARIN allocation 256
154.62.162.0/24 US COGENT-154-62-16 Cogent Communications ARIN allocation 256
154.62.163.0/24 US COGENT-154-62-16 Cogent Communications ARIN allocation 256
154.62.172.0/24 US COGENT-154-62-16 Cogent Communications ARIN allocation 256
154.62.173.0/24 US COGENT-154-62-16 Cogent Communications ARIN allocation 256
154.62.180.0/24 US NET-154-62-180-0-1 Cogent Communications ARIN reassignment 256
154.62.183.0/24 US NET-154-62-183-0-1 Cogent Communications ARIN reassignment 256
154.64.136.0/24 US COGENT-154-64-16 Cogent Communications ARIN allocation 256
154.64.137.0/24 US COGENT-154-64-16 Cogent Communications ARIN allocation 256
154.64.138.0/24 US COGENT-154-64-16 Cogent Communications ARIN allocation 256
154.64.139.0/24 US COGENT-154-64-16 Cogent Communications ARIN allocation 256
154.64.140.0/24 US COGENT-154-64-16 Cogent Communications ARIN allocation 256
185.0.34.0/24 GB IIX-LAN UPSTREAM NETWORK LTD RIPE_NCC ASSIGNED PI 256
194.180.196.0/24 GB UK-ZHNET-20241210 UPSTREAM NETWORK LTD RIPE_NCC ALLOCATED PA 256

IPv6 Prefixes

CIDR Country Network Name Organization Registry Status
2a0f:7800:100::/40 GB UPSTREAM-BUSINESS-NETWORK-LON UPSTREAM NETWORK LTD RIPE_NCC ALLOCATED-BY-LIR
2a0f:7800:200::/40 GB UPSTREAM-BUSINESS-NETWORK UPSTREAM NETWORK LTD RIPE_NCC ALLOCATED-BY-LIR
2a0f:7800:500::/40 GB UPSTREAM-PERMIUM-NETWORK-LON UPSTREAM NETWORK LTD RIPE_NCC ALLOCATED-BY-LIR
2a0f:7800:600::/40 KR UPSTREAM-PERMIUM-NETWORK-SEL-KR UPSTREAM NETWORK LTD RIPE_NCC ALLOCATED-BY-LIR
2a0f:7800:800::/40 US UPSTREAM-NETWORK-SJC-US UPSTREAM NETWORK LTD RIPE_NCC ALLOCATED-BY-LIR

Network Relationships

Upstreams: AS25369, AS33387, AS40676, AS53616
Downstreams: AS202888, AS215595