Data as of Nov 8, 2026
72.250.204.20/30
No anonymizer space · no proxy exits in 30 daysCyrusOne 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 |
|---|---|---|---|---|---|---|
| 72. | 1,536 | CYRUSONE-NET1 | CyrusOne LLC (CL-260) · US | Direct Allocation | Sep 19, 2006 | abuse@ |
| └ 72.250.204.20/30 | 4 | CYRUSONE--C0001573-72-250-204-20-30 | unknown | — | — | — |
Network & registry
Announced by
Covering announcement 72.250.204.0/23
- Prefix
- 72.250.204.0/23
- Announced by
- AS62 CyrusOne LLC
- Type
- Hosting
- RPKI
- No RPKI
- Netname
- CYRUSONE-NET1
- 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 72.250.204.0/23
72.250.204.0/23
Routing history
- Pattern
- Stable
- First seen
- Mar 2011
- Current origin since
- Sep 2016 · 10 yr
- Origin networks
- 2
- Last change of origin
- Sep 2016
Recorded history
History
- Handoffs
- 1
IRR
Route objects on 72.250.204.0/23
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS62 | RADB | CyrusOne - Proxy for Customer | MAINT-AS62 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 72.
250. 202. 0 - 72. 250. 207. 255 - Netname
- CYRUSONE-NET1
- 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-72-250-202-0-2
- Parent
- NET-72-0-0-0-0
- Created
- Sep 19, 2006
- RIR
- ARIN
- Country
- US
- Delegated
- Sep 19, 2006
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cyrusone. com - Name
- CyrusOne Abuse POC
- Phone
- +1-866-297-8766;ext2
- Handle
- APC22-ARIN