Data as of Nov 8, 2026

209.172.199.0/24

No anonymizer space · no proxy exits in 30 days

CyrusOne LLC

Announcement
this exact prefix
No RPKI
Announced by
Type
Hosting
Risk
50 / 100 · Medium

Announcements

Less specific

Covering announcements

PrefixOriginTypeHolderRPKI
209.172.192.0/19
since Dec 2016
AS62HostingCyrusOne 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
209.172.192.0/198,192GRAMTEL002CyrusOne LLC (CL-260) · USDirect AllocationNov 20, 1997abuse@cyrusone.com
└ 209.172.199.216/298CYRUSONE-209-172-199-216-29unknown———
└ 209.172.199.240/304CYRUSONE--C0000078-209-172-199-240-30unknown———
└ 209.172.199.248/304CYRUSONE--C0001265-209-172-199-248-30unknown———

Network & registry

Origin network

AS62

US
Name
CyrusOne LLC
Type
Hosting
Registered
Sep 28, 2012
Domain
cyrusone.com
Website
www.cyrusone.com
Spamhaus ASN-DROP
not listed