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Autonomous System details for AS203391

AS203391
Cloud DNS Ltd • cloudns.net

AS203391 — Cloud DNS Ltd

AS Name
CLOUDNSNET
Country
Bulgaria (BG)
Website
Number of IPv4
2,048
Number of IPv6
4.84 × 1024
ASN type
Hosting
Status
Allocated
Registry
RIPE
Allocated
January 28, 2016
Last updated
December 27, 2025

IP Ranges

8 IPv4 prefixes, 4 IPv6 prefixes
Prefix Company Number of IPs
45.83.248.0/24 Cloud DNS Ltd 256
45.83.249.0/24 ClouDNS 256
45.83.250.0/24 ClouDNS 256
45.83.251.0/24 ClouDNS 256
185.136.96.0/24 Cloud DNS Ltd 256
185.136.97.0/24 ClouDNS 256
185.136.98.0/24 ClouDNS 256
185.136.99.0/24 ClouDNS 256
2a06:fb00:1::/48 ClouDNS 1.21 × 1024
2a06:fb00:2::/48 ClouDNS 1.21 × 1024
2a06:fb00:3::/48 ClouDNS 1.21 × 1024
2a06:fb00:4::/48 ClouDNS 1.21 × 1024

IP ranges are the different blocks of IP addresses advertised by an Autonomous System (AS). These ranges can be used by the same organization operating the AS, or by different organizations.

Peers of AS203391

2 peers

AS203391 peers with these other Autonomous Systems.

Peering is a direct, often free, traffic exchange between Autonomous Systems (ASNs). They share routes only to their own networks and customers, making connections faster and cheaper for that specific traffic, without providing full internet access to each other.

Upstreams of AS203391

29 upstreams

AS203391 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS203391 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS203391

0 downstreams

AS203391 has no downstreams recorded.

A downstream is a customer Autonomous System that pays another AS (its provider) for internet access. The provider AS carries the downstream's traffic and makes its network reachable.

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