Data as of Nov 3, 2026
209.251.48.0/21
No anonymizer space · no proxy exits in 30 daysCentrilogic, Inc.
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 209.251.48.0/23 since Sep 2020 | AS19693 | Hosting | Centrilogic, Inc. | |
| 209.251.50.0/24 since Jan 2017 | AS14453 | Hosting | Centrilogic, Inc. via Advanced Knowledge Networks | |
| 209.251.51.0/24 since Sep 2020 | AS19693 | Hosting | Centrilogic, Inc. | |
| 209.251.52.0/22 since Sep 2020 | AS19693 | Hosting | Centrilogic, 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 |
|---|---|---|---|---|---|---|
| 209.251.48.0/20 | 4,096 | CENTRILOGIC-ROCH-NY | Centrilogic, Inc. (CENTR-60) · US | Direct Allocation | Mar 25, 2008 | [email protected] |
| └ 209.251.48.96/27 | 32 | NET-209-251-48-96-1 | unknown | — | — | — |
| └ 209.251.50.0/24 | 256 | CENTRILOGIC-AKN-VANCOUVER1 | Advanced Knowledge Networks (AKN) · CA | Reallocated | Jan 16, 2017 | [email protected] |
| └ 209.251.50.100/30 | 4 | NET-209-251-50-100 | unknown | — | — | — |
| └ 209.251.50.160/29 | 8 | NET-209-251-50-160 | unknown | — | — | — |
Network & registry
Origin network
AS19693
US
- Name
- Centrilogic, Inc.
- Type
- Hosting
- Registered
- Aug 22, 2007
- Domain
- centrilogic.com
- Website
- www.centrilogic.com
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Stable
- First seen
- Apr 2008
- Current origin since
- Apr 2008 · 19 yr
- Origin networks
- 1
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS19693 | RADB | RR-RC-Centri Logic-Rochester | MAINT-RR | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 209.251.48.0/20
- Netname
- CENTRILOGIC-ROCH-NY
- Registrant
- Centrilogic, Inc.
- Organization
- Centrilogic, Inc. (CENTR-60)
- Org address
- 28 Mansfield Street, Rochester, NY, 14606
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-209-251-48-0-1
- Parent
- NET-209-0-0-0-0
- Created
- Mar 25, 2008
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 25, 2008
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Dacentec Abuse
- Phone
- +1-828-393-4443
- Handle
- DACEN-ARIN