Data as of Nov 10, 2026

140.163.254.0/24

3 residential-proxy exits · 30 days

Memorial Sloan-Kettering Cancer Center

Announcement

140.163.128.0/17

No RPKI

Announced by

AS14822

Type

Business

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

1.2% of its addresses · 30 days

Providers

selling exits here

Oct 11, 2026 – Nov 8, 2026

Exits seen per day

70 observations

Proxy providers listing exits

ColaProxy
EnigmaProxy
Geonode
InfiniteProxies
NovaProxy
ProxyEmpire
ProxyGeo
ProxyRack
ResiProxies
VantageProxies

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
140.163.0.0/16 since May 2005	AS14822	Business	3	Memorial Sloan-Kettering Cancer Center

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Announced by

Covering announcement 140.163.128.0/17

Prefix: 140.163.128.0/17
Announced by: AS14822 Memorial Sloan-Kettering Cancer Center
Type: Business
Proxy exits: 3
RPKI: No RPKI
Netname: MSKCC
Registrant: Memorial Sloan-Kettering Cancer Center
RIR: ARIN

Origin network

AS14822

Name: Memorial Sloan-Kettering Cancer Center
Type: Business
Registered: Dec 6, 2021
Domain: mskcc.org
Industry: Retail Stores, Wholesale, and E-commerce Sites
Spamhaus ASN-DROP: not listed

IRR

Route objects on 140.163.128.0/17

Origin	Registry	Description	Maintainer	Modified
AS7029 not the origin	RADB	Windstream (PaeTec)	MAINT-AS7029	Nov 13, 2023
AS14822	RADB	Proxy fbo Memorial Sloan Ketterling (AS14822)	MAINT-AS7029	Nov 13, 2023

140.163.254.0/24

Residential-proxy exits

Exits seen per day

Proxy providers listing exits

Announcements

Covering announcements

Network & registry

Covering announcement 140.163.128.0/17

AS14822

Covering aggregate above, the prefix's own history below

Routing history

Route objects on 140.163.128.0/17

Registration for this announcement

Abuse contact