LAYER3 INTEL
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Data as of Nov 9, 2026

9.179.235.0/24

No anonymizer space · no proxy exits in 30 days

North Shore Long Island Jewish Health System · space held by Zayo Bandwidth

Announcement
this exact prefix
No RPKI
Announced by
AS25611
Type
Business
Risk
30 / 100 · Medium
Recently moved
Recent change
New origin Jun 2026
from AS46887 Crown Castle Fiber LLC

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
9.179.0.0/16
since Dec 2025
AS46887Internet provider16
5 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.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
9.179.0.0/1665,536ZAYO-CCF-9-179-0-0Zayo Bandwidth (ZAYOB) · USDirect AllocationSep 4, 2025abuse@zayo.com
└ 9.179.235.0/24256NET-CCF-0-9-179-235-0-24Northwell Health, Inc (C11504802) · USReassignedFeb 10, 2026abuse@zayo.com
via ZAYO-CCF-9-179-0-0

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

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Zayo Bandwidth
Handle
ZAYOB
Range
9.179.0.0/16
Registration type
Direct Allocation
Record created
Sep 4, 2025
Origin network

AS25611

US
Name
North Shore Long Island Jewish Health System
Type
Business
Registered
Apr 8, 2002
Domain
northwell.edu
Industry
Retail Stores, Wholesale, and E-commerce Sites
Spamhaus ASN-DROP
not listed