Data as of Nov 13, 2026

208.99.255.0/24

3 residential-proxy exits · 30 days

Baystate Health, Inc. · space held by Zayo Bandwidth

Announcement

this exact prefix

No RPKI

Announced by

AS13510

Type

Unknown

Risk

0 / 100 · Low

Residential-proxy exits

Proxy exits

1.2% of its addresses · 30 days

Always-on exits

33% of its exits

Providers

selling exits here

Oct 14, 2026 – Nov 12, 2026

Exits seen per day

2.1K observations

Proxy providers listing exits

711Proxy
AnyIP
B2Proxy
BottingTools
Bright Data
BuyingProxy
ByteProxies
Byteful
ColaProxy
EnigmaProxy
FastProxy
GloryCloud
GonzoProxy
IPFly
IPPeak
Infatica
InfiniteProxies
Kookey
LemonBright
ProxyEmpire
ProxyRack
Thordata
VantageProxies
VitalExclusive
YumiProxy

Announcements

Less specific

Covering announcements

Prefix	Origin	Type	Proxy exits	Holder	RPKI
208.99.252.0/22 since Nov 2021	AS46887	Internet provider	3 1 always on	Zayo Bandwidth
208.99.240.0/20 since Oct 2025	AS46887	Internet provider	6 1 always on	Zayo Bandwidth

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

Range	Addresses	Netname	Holder	Type	Created	Abuse contact
208.99.240.0/20	4,096	ZAYO-CCF-208-99-240-0	Zayo Bandwidth (ZAYOB) · US	Direct Allocation	May 13, 2008	abuse@zayo.com
└ 208.99.255.0/24	256	BAYSTATE-HEALTH-INC	Baystate Health Inc (C02129831) · US	Reassigned	Jan 12, 2009	abuse@zayo.com via ZAYO-CCF-208-99-240-0

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

Announcement Routing history RPKI & IRR Whois & abuse

Routing timeline

Covering aggregate above, the prefix's own history below

Summary

Routing history

Pattern: Stable
First seen: May 2009
Current origin since: May 2009 · 17 yr
Origin networks: 2
Last change of origin: May 2009

Recorded history

History

Handoffs: 1