192.5.146.0/24 - bgp.tools

192.5.146.0/24

Originated by AS9
AS Name: Carnegie Mellon University

Overview
Connectivity
Whois
Validation

Registered on: 27 Mar 1986 (39 years old)

Registered to: ARIN-CARNEG-Z (arin)

Prefix status: Active, Allocated under ARIN

Size of prefix: 1 /24's

Upstreams

AS46887 - Crown Castle Fiber LLC
AS6461 - Zayo Bandwidth

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How are upstreams and downstreams calculated?

Upstreams

	ASN	Description
	AS46887	Crown Castle Fiber LLC
	AS6461	Zayo Bandwidth

Peers

	ASN	Description
	AS5050	Pittsburgh Supercomputing Center
	AS399855	Keystone REN, LLC
	AS46887	Crown Castle Fiber LLC
	AS6461	Zayo Bandwidth

Last Update: 2026-03-07T03:29:11Z UTC

IRR Databases

IRR	Expected ASN
altdb	AS9	Show Raw route: 192.5.146.0/24 descr: Pittsburgh Supercomputing Center 300 South Craig Street Pittsburgh, PA 15213 origin: AS9 notify: radb-dist@3rox.net remarks: This route object has been registered by Three Rivers Optical Exchange (3ROX) on behalf of one of its members. On long-term loan to CMU campus mnt-by: MAINT-AS5050 changed: lambert@psc.edu 20150903 # /!\ AltDB doesnt validate this changed: lambert@psc.edu 20241115 source: ALTDB
radb	AS9	Show Raw route: 192.5.146.0/24 descr: Pittsburgh Supercomputing Center 300 South Craig Street Pittsburgh, PA 15213 origin: AS9 notify: radb-dist@3rox.net mnt-by: MAINT-AS5050 remarks: On long-term loan to CMU campus changed: lambert@psc.edu 20150903 source: RADB last-modified: 2025-07-30T15:29:24Z

IRR

Expected ASN

altdb

AS9

Show Raw

route:      192.5.146.0/24
descr:      Pittsburgh Supercomputing Center
            300 South Craig Street
            Pittsburgh, PA  15213
origin:     AS9
notify:     radb-dist@3rox.net
remarks:    This route object has been registered by Three Rivers
            Optical Exchange (3ROX) on behalf of one of its members.
            On long-term loan to CMU campus
mnt-by:     MAINT-AS5050
changed:    lambert@psc.edu 20150903 # /!\ AltDB doesnt validate this
changed:    lambert@psc.edu 20241115
source:     ALTDB

radb

AS9

Show Raw

route:          192.5.146.0/24
descr:          Pittsburgh Supercomputing Center
                300 South Craig Street
                Pittsburgh, PA  15213
origin:         AS9
notify:         radb-dist@3rox.net
mnt-by:         MAINT-AS5050
remarks:        On long-term loan to CMU campus
changed:        lambert@psc.edu 20150903
source:         RADB
last-modified:  2025-07-30T15:29:24Z

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Upstreams

Upstreams

Peers

IRR Databases