AS21821 Montefiore Medical Center

MMAHS-01

IPv4 Addresses: 1,024

Number of Peers: 3

Number of Prefixes: 4

ASN Allocated: 3^rd April 2017

ASN
Prefixes
Peers
Upstreams
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Raw Whois

AS21821 Summary

Regional Registry:

ARIN

Allocation Status:

Assigned

Allocation Date:

3^rd April 2017

Allocated Country:

AS21821 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

ncc@montefiore.org

Abuse Contacts:

ncc@montefiore.org

Address:

1 Fordham Plaza,

Bronx,

NY,

10458,

IPv4 Prefixes

Announced Prefix	Description	Parent Prefix	RIR
144.121.102.0/24	Montefiore Medicine Academic Health System, Inc.	144.121.0.0/16	ARIN
144.121.104.0/24	Montefiore Medicine Academic Health System, Inc.	144.121.0.0/16	ARIN
216.255.100.0/24	Montefiore Medical Center	216.113.0.0/17	ARIN
216.255.101.0/24	Montefiore Medical Center	216.255.96.0/19	ARIN

IPv4 Peers

ASN	Name	Description
AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC
AS32787	PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK	Akamai Technologies, Inc.
AS54004	OPTIMUM-WIFI2	Optimum WiFi

IPv4 Upstreams

ASN	Name	Description
AS32787	PROLEXIC-TECHNOLOGIES-DDOS-MITIGATION-NETWORK	Akamai Technologies, Inc.
AS46887	CROWNCASTLE-AS46887	Crown Castle Fiber LLC
AS54004	OPTIMUM-WIFI2	Optimum WiFi

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/
#
# Copyright 1997-2025, American Registry for Internet Numbers, Ltd.
#


ASNumber:       21821
ASName:         MMAHS-01
ASHandle:       AS21821
RegDate:        2017-04-03
Updated:        2017-04-03    
Ref:            https://rdap.arin.net/registry/autnum/21821


OrgName:        Montefiore Medical Center
OrgId:          MMC-125
Address:        1 Fordham Plaza
City:           Bronx
StateProv:      NY
PostalCode:     10458
Country:        US
RegDate:        2001-06-26
Updated:        2021-04-02
Ref:            https://rdap.arin.net/registry/entity/MMC-125


OrgTechHandle: NCC46-ARIN
OrgTechName:   NCC
OrgTechPhone:  +1-914-457-6700 
OrgTechEmail:  ncc@montefiore.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NCC46-ARIN

OrgAbuseHandle: NCC46-ARIN
OrgAbuseName:   NCC
OrgAbusePhone:  +1-914-457-6700 
OrgAbuseEmail:  ncc@montefiore.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NCC46-ARIN

OrgNOCHandle: NCC46-ARIN
OrgNOCName:   NCC
OrgNOCPhone:  +1-914-457-6700 
OrgNOCEmail:  ncc@montefiore.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/NCC46-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

AS21821 Montefiore Medical Center

MMAHS-01

AS21821 Summary

Regional Registry:

Allocation Status:

Allocation Date:

Allocated Country:

AS21821 Network

IPv4 Prefixes:

IPv4 Peers:

IPv4 Upstreams:

IPv6 Prefixes:

IPv6 Peers:

IPv6 Upstreams:

Contacts

Email Contacts:

Abuse Contacts:

Address:

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