AS200454

Tomas Oliveira Valente Leite de Castro

AS 200454 TOM-AS

Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.

3,584 IP addresses
ASN200454
NameTOM-AS
OrganizationTomas Oliveira Valente Leite de Castro
CountryPortugal  
RegistryRIPE NCC
IPv4 addresses3,584
IPv6 /64 networks224
Prefixes8
Other ASN allocated to Tomas Oliveira Valente Leite de Castro
ASN Name IP addresses
203619 ivpn 0
IPv4 Prefixes for AS200454
Network Location Addresses
131.143.87.0/24 Uncollapse LLC   Kansas City 256
199.16.240.0/22 Tomas Oliveira Valente Leite de Castro   Kansas City 1,024
199.16.242.0/23 Alpha1Servers   Kansas City 512
208.85.8.0/22 Tomas Oliveira Valente Leite de Castro   Kansas City 1,024
208.85.8.0/23 Tomas Oliveira Valente Leite de Castro   Kansas City 512
23.147.168.0/24 Tomas Oliveira Valente Leite de Castro   Kansas City 256
IPv6 Prefixes for AS200454
Network Location /64 Prefixes
2a0a:6040:aa00::/40 Tomas Oliveira Valente Leite de Castro   Lisbon 224
2a0f:b241:10::/48 Free48   Markham (Thornhill) 216