Data as of Nov 15, 2026
205.198.40.0/21
No anonymizer space · no proxy exits in 30 daysCogent Communications, LLC
Announcements
Nesting
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Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 205.198.40.0/24 since Aug 2026 | AS147019 | Hosting | Cogent Communications, LLC | |
| 205.198.41.0/24 since Aug 2026 | AS147019 | Hosting | Cogent Communications, LLC | |
| 205.198.42.0/24 since May 2024 | AS147019 | Hosting | Cogent Communications, LLC | |
| 205.198.43.0/24 since Jan 2026 | AS134963 | Hosting | Cogent Communications, LLC | |
| 205.198.44.0/24 since Aug 2026 | AS147019 | Hosting | Cogent Communications, LLC | |
| 205.198.45.0/24 since Nov 15, 2026 | AS147019 | Hosting | Cogent Communications, LLC | |
| 205.198.46.0/24 since Nov 15, 2026 | AS147019 | Hosting | Cogent Communications, LLC | |
| 205.198.47.0/24 since Nov 15, 2026 | AS147019 | Hosting | Cogent Communications, LLC |
Network & registry
Announced by
Covering announcement 205.198.0.0/15
- Prefix
- 205.198.0.0/15
- Announced by
- AS174 Cogent Communications, LLC
- Type
- Internet provider
- Proxy exits
- 95
- Always-on exits
- 7
- RPKI
- No RPKI
- Netname
- COGENT-205-198-15
- 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
- 2,432
Routing timeline
Who has announced 205.198.0.0/15
205.198.0.0/15
Routing history
- Pattern
- Stable
- First seen
- May 2005
- Current origin since
- Jun 2005 · 21 yr
- Origin networks
- 2
- Last change of origin
- Jun 2005
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 205.
198. 0. 0/ 15 - Netname
- COGENT-205-198-15
- 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-205-198-0-0-1
- Parent
- NET-205-0-0-0-0
- Created
- Mar 30, 1995
- RIR
- ARIN
- Country
- US
- Delegated
- Mar 30, 1995
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN