Data as of Nov 3, 2026
154.64.192.0/21
No anonymizer space · no proxy exits in 30 daysCogent Communications, LLC
Announcements
Nesting
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Sized by addresses, colored by each announcement's type. Click a tile with children to zoom in, a leaf to open it.
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 154.64.192.0/24 since May 2025 | AS18186 | Hosting | Cogent Communications, LLC via Starcloud Global Pte. Ltd. | |
| 154.64.193.0/24 since May 2025 | AS18186 | Hosting | Cogent Communications, LLC via Starcloud Global Pte. Ltd. | |
| 154.64.194.0/24 since May 2025 | AS18186 | Hosting | Cogent Communications, LLC via Starcloud Global Pte. Ltd. | |
| 154.64.195.0/24 since May 2025 | AS18186 | Hosting | Cogent Communications, LLC via Starcloud Global Pte. Ltd. | |
| 154.64.196.0/24 since May 2025 | AS18186 | Hosting | Cogent Communications, LLC via Starcloud Global Pte. Ltd. | |
| 154.64.197.0/24 since May 2025 | AS18186 | Hosting | Cogent Communications, LLC via Starcloud Global Pte. Ltd. | |
| 154.64.198.0/24 since May 2025 | AS18186 | Hosting | Cogent Communications, LLC via Starcloud Global Pte. Ltd. | |
| 154.64.199.0/24 since May 2025 | AS18186 | Hosting | Cogent Communications, LLC via Starcloud Global Pte. Ltd. |
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 |
|---|---|---|---|---|---|---|
| 154.64.0.0/16 | 65,536 | COGENT-154-64-16 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Feb 5, 1992 | [email protected] |
| └ 154.64.192.0/20 | 4,096 | STARCLOUD-GLOBAL-CGNT-NET-3 | Starcloud Global Pte. Ltd. (SGPL-10) · SG | Reallocated | Aug 31, 2023 | [email protected] |
| └ 154.64.192.0/21 | 2,048 | STARCLOUDGLOBAL-JP | StarCloudGlobal-JP (C10481883) · JP | Reassigned | Nov 30, 2023 | [email protected] via STARCLOUD-GLOBAL-CGNT-NET-3 |
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 154.64.0.0/16
- Prefix
- 154.64.0.0/16
- Announced by
- AS174 Cogent Communications, LLC
- Type
- Internet provider
- Proxy exits
- 3,403
- Always-on exits
- 737
- RPKI
- No RPKI
- Netname
- COGENT-154-64-16
- Registrant
- Cogent Communications, LLC
- RIR
- ARIN
Origin network
AS174
US
- Name
- Cogent Communications, LLC
- Type
- Internet provider
- Registered
- May 16, 1996
- Domain
- cogentco.com
- Website
- www.cogentco.com/
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
- VPN servers
- 1,658
Routing timeline
Who has announced 154.64.0.0/16
154.64.0.0/16
Routing history
- Pattern
- Stable
- First seen
- Sep 2006
- Current origin since
- Sep 2006 · 20 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 154.64.0.0/16
- Netname
- COGENT-154-64-16
- Registrant
- Cogent Communications, LLC
- Organization
- Cogent Communications, LLC (COGC)
- Org address
- 2450 N Street NW, Washington, DC, 20037
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-154-64-0-0-1
- Parent
- NET-154-0-0-0-0
- Created
- Feb 5, 1992
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 5, 1992
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN