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Autonomous System details for AS15118

AS15118
Southern Illinois University - School of Medicine • siumed.edu

AS15118 — Southern Illinois University - School of Medicine

AS Name
SIUMED
Country
United States (US)
Website
Number of IPv4
4,096
Number of IPv6
0
ASN type
Education
Status
Assigned
Registry
ARIN
Allocated
March 22, 2000
Last updated
January 02, 2025

IP Ranges

1 IPv4 prefixes
Prefix Company Number of IPs
131.230.224.0/20 Southern Illinois University Carbondale 4,096

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 AS15118

0 peers

AS15118 has no peers recorded.

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 AS15118

2 upstreams

AS15118 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS15118 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS15118

0 downstreams

AS15118 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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