AS22644 Thomas Jefferson University Hospitals, Inc.

TJUH

IPv4 Addresses: 61,440

Number of Peers: 2

Number of Prefixes: 5

ASN Allocated: Assigned

ASN
Prefixes
Peers
Upstreams
Graphs
World Map
Raw Whois

AS22644 Summary

Regional Registry:

IANA

Allocation Status:

Assigned

AS22644 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

hostmaster@jefferson.edu

thomas.ruiz@jefferson.edu

noc@jefferson.edu

steven.wooton@jefferson.edu

david.weber@jefferson.edu

abuse@jefferson.edu

matthew.enst@jefferson.edu

Abuse Contacts:

abuse@jefferson.edu

Address:

833 Chestnut Street,

Suite 600,

Information Systems,

Philadelphia,

PA,

19107,

IPv4 Prefixes

Announced Prefix	Description	Parent Prefix	RIR
147.140.0.0/18	Thomas Jefferson University	147.140.0.0/16	ARIN
147.140.80.0/20	Thomas Jefferson University	147.140.0.0/16	ARIN
147.140.96.0/19	Thomas Jefferson University	147.140.0.0/16	ARIN
147.140.128.0/17	Thomas Jefferson University	147.140.0.0/16	ARIN
147.140.255.0/24		-

IPv4 Peers

Country	ASN	Name	Description
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC
	AS174	COGENT-174	Cogent Communications

IPv4 Upstreams

Country	ASN	Name	Description
	AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC
	AS174	COGENT-174	Cogent Communications

IPv4 Upstream Graph

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
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# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       22644
ASName:         TJUH
ASHandle:       AS22644
RegDate:        2001-10-29
Updated:        2022-03-29    
Ref:            https://rdap.arin.net/registry/autnum/22644


OrgName:        Thomas Jefferson University Hospitals, Inc.
OrgId:          TJUH-1
Address:        833 Chestnut Street, Suite 600
Address:        Information Systems
City:           Philadelphia
StateProv:      PA
PostalCode:     19107
Country:        US
RegDate:        2001-10-29
Updated:        2024-03-07
Ref:            https://rdap.arin.net/registry/entity/TJUH-1


OrgDNSHandle: HOSTM2171-ARIN
OrgDNSName:   Hostmaster
OrgDNSPhone:  +1-215-955-7975 
OrgDNSEmail:  hostmaster@jefferson.edu
OrgDNSRef:    https://rdap.arin.net/registry/entity/HOSTM2171-ARIN

OrgTechHandle: RUIZT9-ARIN
OrgTechName:   Ruiz, Thomas 
OrgTechPhone:  +1-267-226-1814 
OrgTechEmail:  thomas.ruiz@jefferson.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/RUIZT9-ARIN

OrgRoutingHandle: NOC33462-ARIN
OrgRoutingName:   NOC
OrgRoutingPhone:  +1-215-955-7975 
OrgRoutingEmail:  noc@jefferson.edu
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NOC33462-ARIN

OrgTechHandle: WOOTO8-ARIN
OrgTechName:   Wooton, Steven 
OrgTechPhone:  +1-856-816-5241 
OrgTechEmail:  steven.wooton@jefferson.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/WOOTO8-ARIN

OrgNOCHandle: NOC33462-ARIN
OrgNOCName:   NOC
OrgNOCPhone:  +1-215-955-7975 
OrgNOCEmail:  noc@jefferson.edu
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33462-ARIN

OrgTechHandle: DWW11-ARIN
OrgTechName:   Weber, David William
OrgTechPhone:  +1-215-955-3603 
OrgTechEmail:  david.weber@jefferson.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/DWW11-ARIN

OrgAbuseHandle: ABUSE8441-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-215-955-7975 
OrgAbuseEmail:  abuse@jefferson.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8441-ARIN

RNOCHandle: ERNST4-ARIN
RNOCName:   Ernst, Matthew 
RNOCPhone:  +1-215-503-1199 
RNOCEmail:  Matthew.Enst@jefferson.edu
RNOCRef:    https://rdap.arin.net/registry/entity/ERNST4-ARIN

RTechHandle: ERNST4-ARIN
RTechName:   Ernst, Matthew 
RTechPhone:  +1-215-503-1199 
RTechEmail:  Matthew.Enst@jefferson.edu
RTechRef:    https://rdap.arin.net/registry/entity/ERNST4-ARIN

RAbuseHandle: ERNST4-ARIN
RAbuseName:   Ernst, Matthew 
RAbusePhone:  +1-215-503-1199 
RAbuseEmail:  Matthew.Enst@jefferson.edu
RAbuseRef:    https://rdap.arin.net/registry/entity/ERNST4-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#

Country	IX	Name	IPv4	IPv6	Port Speed