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AS7328 The Children's Hospital of Philadelphia

United States CHOP ARIN 4 IPv4 prefixes 0 IPv6 prefixes
IPv4 addresses
65,536
IPv6 /48 networks
0
RPKI
4 valid0 no ROA
Peers and downstreams
1

Holder

AS name
CHOP
Description
The Children's Hospital of Philadelphia
Organisation
The Children's Hospital of Philadelphia
Abuse contact
Not published
Assigned
1996-11-07
Registered
1996-11-08
Record last changed
2026-02-27 22:39 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6461 Zayo Bandwidth AS6461 · US Zayo Bandwidth AS3356 Level 3 Parent, LLC AS3356 · US Level 3 Parent, LLC AS7922 Comcast Cable Communications, LLC AS7922 · US Comcast Cable Communi… AS46887 Crown Castle Fiber LLC AS46887 · US Crown Castle Fiber LLC AS33659 Comcast Cable Communications, LLC AS33659 · US Comcast Cable Communi… AS33287 Comcast Cable Communications, LLC AS33287 · US Comcast Cable Communi… AS7328 The Children's Hospital of Philadelphia AS7328 · US The Children's Hospit…

Network health

Grade B · 75/100
pass Prefixes covered by valid ROAs
4 of 4 announced prefixes are RPKI valid.		 25/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
fail Announces IPv6
No IPv6 prefixes are announced.		 0/15
pass More than one upstream
3 upstreams seen in BGP.		 10/10
pass Working abuse contact
infosecurity@chop.edu is published.		 15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.		 10/10
pass Registry record maintained
Last changed 2026-02-27.		 5/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS7328
as-name:        CHOP
handle:         AS7328
registrant:     CHP-10 (The Children's Hospital of Philadelphia)
technical:      NOC12811-ARIN (Network Operations Center) <netops@email.chop.edu>
dns:            HARRI2709-ARIN (Mike Harris) <DL-DTSNetworkProductTeam@chop.edu>
administrative,technical:FLR10-ARIN (Frank Lawrence Rosalia) <rosaliaf@chop.edu>
abuse:          SECUR212-ARIN (Security Operations) <infosecurity@chop.edu>
routing:        SHERM170-ARIN (Jeff Sherman) <SHERMANJ@chop.edu>
noc:            FINAZ5-ARIN (Stephen Finazzo) <DL-eTPSNetworkingOperations@chop.edu>
noc:            NOC12811-ARIN (Network Operations Center) <netops@email.chop.edu>
technical:      FLR10-ARIN (Frank Lawrence Rosalia) <rosaliaf@chop.edu>
abuse:          SECUR212-ARIN (Security Operations) <infosecurity@chop.edu>
last changed:   2026-02-27T17:39:02-05:00
registration:   1996-11-08T00:00:00-05:00
source:         ARIN (RDAP)