Data as of Nov 10, 2026

76.77.152.0/22

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

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
76.77.152.0/212,048CYRUSONE-NET3CyrusOne LLC (CL-260) · USDirect AllocationSep 25, 2008abuse@cyrusone.com
└ 76.77.152.0/24256CYRUSONE--C0001254-76-77-152-0-24unknown———
└ 76.77.153.0/2732CYRUSONE--C0000388-76-77-153-0-27unknown———
└ 76.77.153.32/2732NET-76-77-153-32-1unknown———
└ 76.77.153.64/2664CYRUSONE--C0001573-76-77-153-64-26unknown———
└ 76.77.153.128/2664CYRUSONE--C0001567-76-77-153-128-26unknown———
└ 76.77.153.192/2816CYRUSONE--C0001581-76-77-153-192-28unknown———
└ 76.77.153.208/2816CYRUSONE--C0001581-76-77-153-208-28unknown———
└ 76.77.153.224/2732CYRUSONE--C0001581-76-77-153-224-27unknown———
└ 76.77.154.0/25128CYRUSONE--0-76-77-154-0-25unknown———
└ 76.77.155.0/25128CYRUSONE--C0000287-76-77-155-0-25unknown———
└ 76.77.155.128/298NET-76-77-155-128-1unknown———
└ 76.77.155.144/298NET-76-77-155-144-1unknown———
└ 76.77.155.152/298NET-76-77-155-152-1unknown———
└ 76.77.155.184/298CYRUSONE--C0000738-76-77-155-184-29unknown———
└ 76.77.155.200/304CYRUSONE--C0001254-76-77-155-200-30unknown———
└ 76.77.155.204/304CYRUSONE--C0001254-76-77-155-204-30unknown———
└ 76.77.155.208/298NET-76-77-155-208-1unknown———
└ 76.77.155.216/298NET-76-77-155-216-1unknown———
└ 76.77.155.224/298NET-76-77-155-224-1unknown———
└ 76.77.155.232/298CYRUSONE--C0001330-76-77-155-232-29unknown———
└ 76.77.155.248/304CYRUSONE--C0001255-76-77-155-248-30unknown———
└ 76.77.155.252/304CYRUSONE--C0001255-76-77-155-252-30unknown———

Network & registry

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
Mar 2010
Current origin since
Sep 2016 · 10 yr
Origin networks
2
Last change of origin
Sep 2016
Recorded history

History

Handoffs
1