Data as of Nov 9, 2026
209.172.212.0/23
No anonymizer space · no proxy exits in 30 daysCyrusOne LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 209.172.192.0/19 since Dec 2016 | AS62 | Hosting | CyrusOne 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.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 209.172.192.0/19 | 8,192 | GRAMTEL002 | CyrusOne LLC (CL-260) · US | Direct Allocation | Nov 20, 1997 | abuse@ |
| └ 209.172.212.16/28 | 16 | CYRUSONE--209-172-212-16-28 | unknown | — | — | — |
| └ 209.172.212.32/30 | 4 | CYRUSONE--C0001265-209-172-212-32-30 | unknown | — | — | — |
| └ 209.172.212.36/30 | 4 | CYRUSONE--C0001265-209-172-212-36-30 | unknown | — | — | — |
| └ 209.172.212.196/30 | 4 | CYRUSONE--C0001502-209-172-212-196-30 | unknown | — | — | — |
| └ 209.172.212.200/30 | 4 | CYRUSONE--0-209-172-212-200-30 | unknown | — | — | — |
| └ 209.172.212.204/30 | 4 | CYRUSONE--0-209-172-212-204-30 | unknown | — | — | — |
| └ 209.172.213.0/27 | 32 | CYRUSONE--C0000871-209-172-213-0-27 | unknown | — | — | — |
| └ 209.172.213.32/27 | 32 | CYRUSONE--C0000193-209-172-213-32-27 | unknown | — | — | — |
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
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 2016
- Current origin since
- Oct 2016 · 10 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS62 | RADB | CyrusOne-Proxy for Customer | MAINT-AS62 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 209.
172. 192. 0/ 19 - Netname
- GRAMTEL002
- 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-209-172-192-0-1
- Parent
- NET-209-0-0-0-0
- Created
- Nov 20, 1997
- RIR
- ARIN
- Country
- US
- Delegated
- Nov 20, 1997
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cyrusone. com - Name
- CyrusOne Abuse POC
- Phone
- +1-866-297-8766;ext2
- Handle
- APC22-ARIN