LAYER3 INTEL
Get started
Sign in
Data as of Nov 5, 2026

209.64.143.0/24

No anonymizer space · no proxy exits in 30 days

Henry Schein Inc · space held by AT&T Enterprises, LLC

Announcement
this exact prefix
No RPKI
Announced by
AS26454
Type
Business
Risk
0 / 100 · Low

Announcements

Less specific

Covering announcements

PrefixOriginTypeProxy exitsHolderRPKI
209.64.0.0/15
since May 2005
AS7018Residential80
6 always on
AT&T Enterprises, LLC

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
209.64.0.0/15131,072WORLDNET-MIS3AT&T Enterprises, LLC (AEL-360) · USDirect AllocationApr 1, 1997abuse@att.net
└ 209.64.143.0/24256HENRY-SC442-143Henry Schein (C07758663) · USReassignedFeb 20, 2021abuse@att.net
via WORLDNET-MIS3

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
IPv4 market

Holder

Holder in the market →
Organization
AT&T Enterprises, LLC
Handle
AEL-360
Range
209.64.0.0/15
Registration type
Direct Allocation
Record created
Apr 1, 1997
Legacy
yes
Origin network

AS26454

US
Name
Henry Schein Inc
Type
Business
Registered
Oct 25, 2005
Domain
henryschein.com
Industry
Pet Care
Spamhaus ASN-DROP
not listed