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Autonomous System details for AS5723

AS5723

Johns Hopkins University • jhu.edu

AS5723 — Johns Hopkins University

AS Name

JHU

Country

United States (US)

Website

jhu.edu

Number of IPv4

135,936

Number of IPv6

7.92 × 10²⁸

ASN type

Education

Status

Assigned

Registry

ARIN

Allocated

September 06, 1995

Last updated

September 08, 2020

IP Ranges

8 IPv4 prefixes, 1 IPv6 prefixes

Prefix	Company	Number of IPs
128.220.0.0/16	Johns Hopkins University	65,536
162.129.0.0/16	The Johns Hopkins Medical Institutions	65,536
192.12.13.0/24	Johns Hopkins University	256
192.12.14.0/24	Johns Hopkins University	256
198.57.32.0/21	Johns Hopkins All Children's Hospital, Inc.	2,048
198.57.39.0/24	Johns Hopkins All Children's Hospital, Inc.	256
198.57.40.0/22	Johns Hopkins All Children's Hospital, Inc.	1,024
204.124.184.0/22	Johns Hopkins All Children's Hospital, Inc.	1,024
2606:2b00::/32	Johns Hopkins University	7.92 × 10²⁸

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 AS5723

1 peers

AS77

AS5723 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 AS5723

6 upstreams

AS174 AS3356 AS6939 AS10886 AS11096 AS396450

AS5723 uses these Autonomous Systems as its upstreams.

An upstream (or transit provider) is another AS that AS5723 pays for full internet connectivity, allowing it to reach all global destinations and be reachable by them.

Downstreams of AS5723

0 downstreams

AS5723 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.