Data as of Nov 6, 2026
209.242.88.0/22
No anonymizer space · no proxy exits in 30 daysCyrusOne LLC
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 209.242.88.0/24 since Oct 2020 | AS19606 | Business | CyrusOne LLC | |
| 209.242.89.0/24 since Oct 2020 | AS19606 | Business | CyrusOne LLC | |
| 209.242.90.0/24 since Oct 2020 | AS19606 | Business | CyrusOne LLC | |
| 209.242.91.0/24 since Oct 2020 | AS19606 | Business | CyrusOne LLC |
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 209.242.64.0/18 | 16,384 | GRAMTEL003 | CyrusOne LLC (CL-260) · US | Direct Allocation | Feb 23, 2000 | abuse@ |
| └ 209.242.88.0/22 | 1,024 | CYRUSONE--C0000542-209-242-88-0-22 | The Nielsen Company (C07535419) · US | Reassigned | Apr 9, 2020 | abuse@ via GRAMTEL003 |
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
Announced by
Covering announcement 209.242.64.0/18
- Prefix
- 209.242.64.0/18
- Announced by
- AS62 CyrusOne LLC
- Type
- Hosting
- RPKI
- No RPKI
- Netname
- GRAMTEL003
- Registrant
- CyrusOne LLC
- RIR
- ARIN
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
Routing timeline
Who has announced 209.242.64.0/18
209.242.64.0/18
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Dec 2016 · 9.9 yr
- Origin networks
- 2
- Last change of origin
- Dec 2016
Recorded history
History
- Handoffs
- 1
IRR
Route objects on 209.242.64.0/18
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS62 | RADB | CyrusOne Proxy Route | MAINT-AS62 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 209.
242. 64. 0/ 18 - Netname
- GRAMTEL003
- Registrant
- CyrusOne LLC
- Organization
- CyrusOne LLC (CL-260)
- Org address
- 1649 Frankford Rd. West, Carrollton, TX, 75007
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-209-242-64-0-1
- Parent
- NET-209-0-0-0-0
- Created
- Feb 23, 2000
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 23, 2000
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cyrusone. com - Name
- CyrusOne Abuse POC
- Phone
- +1-866-297-8766;ext2
- Handle
- APC22-ARIN