Data as of Nov 3, 2026
204.10.20.0/22
No anonymizer space · no proxy exits in 30 daysThink On, Inc.
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
75% of it
Recent change
New origin Jul 2026
from AS21959 Railcar Management Inc
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 204.10.20.0/23 since Jul 2026 | AS26225 | Hosting | Think On, Inc. | |
| 204.10.22.0/24 since Jul 2026 | AS21959 | Business | Think On, Inc. | |
| 204.10.23.0/24 since Jul 2026 | AS26225 | Hosting | Think On, Inc. |
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 |
|---|---|---|---|---|---|---|
| 204.10.20.0/22 | 1,024 | PCM-ATL-204 | Think On, Inc. (TO-16) · CA | Direct Allocation | Jan 11, 2005 | [email protected] |
| └ 204.10.22.0/24 | 256 | RMI-NETWORK-NSPI | Railcar Management, LLC (RAILC-2) · US | Reassigned | Apr 26, 2005 | — |
Composition
The types across the prefix's announced space, by addresses.
Announced space
Address share
Announced space
Types across the prefix
1,024 addresses
| Type | Addresses | Share | Ranges | |
|---|---|---|---|---|
| Hosting | 768 | 75% | 2 | |
| Business | 256 | 25% | 1 |
Network & registry
Origin network
AS26225
CA
- Name
- Think On, Inc.
- Type
- Hosting
- Registered
- Aug 1, 2002
- Domain
- thinkon.com
- Industry
- Software Development
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Rotating
- First seen
- May 2005
- Current origin since
- Jul 2026 · 3 mo
- Origin networks
- 2
- Last change of origin
- Jul 2026
Recorded history
History
- Handoffs
- 2
RPKI
Route origin authorizations
Whois
Registration for this announcement
- Range
- 204.10.20.0/22
- Netname
- PCM-ATL-204
- Registrant
- Think On, Inc.
- Organization
- Think On, Inc. (TO-16)
- Org address
- 56 Aberfoyle Cres., Etobicoke, ON, M8X 2W4
- Org country
- CA
- Type
- Direct Allocation
- Handle
- NET-204-10-20-0-1
- Parent
- NET-204-0-0-0-0
- Created
- Jan 11, 2005
- RIR
- ARIN
- Country
- CA
- Delegated
- Jan 11, 2005
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- VP of Infrastructure
- Phone
- +1-647-478-9266
- Handle
- VPOFI1-ARIN