Data as of Nov 8, 2026
63.175.156.0/23
No anonymizer space · no proxy exits in 30 daysColumbus Telecommunications (Barbados) Limited · space held by Cogent Communications, LLC
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|
| 63.175.156.0/22 since May 2007 | AS14813 | Residential | Cogent Communications, LLC | ||
| 63.160.0.0/12 | AS174 | Internet provider | 183 37 always on | Cogent Communications, LLC |
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 63.175.156.0/24 since Mar 2025 | AS14813 | Residential | Cogent Communications, LLC | |
| 63.175.157.0/24 since Mar 2025 | AS14813 | Residential | Cogent Communications, LLC |
Network & registry
Origin network
AS14813
BB
- Name
- Columbus Telecommunications (Barbados) Limited
- Type
- Internet provider
- Registered
- Mar 15, 2007
- Domain
- discoverflow.co
- Website
- discoverflow.co
- Industry
- Internet Service Provider (ISP)
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Nov 2016
- Current origin since
- Nov 2016 · 10 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 63.
160. 0. 0/ 12 - Netname
- COGENT-63-160-0
- 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-63-160-0-0-1
- Parent
- NET-63-0-0-0-0
- Created
- Dec 3, 1999
- RIR
- ARIN
- Country
- US
- Delegated
- Dec 3, 1999
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN