Data as of Nov 13, 2026
154.17.211.0/24
No anonymizer space · no proxy exits in 30 daysTelecomunicaciones BA 53, C.A. · space held by Cogent Communications, LLC
Announcement
this exact prefix
RPKI valid
Announced by
Type
Unknown
Risk
30 / 100 · Medium
Recently moved
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Leased from | Proxy exits | Holder | RPKI |
|---|---|---|---|---|---|---|
| 154.17.0.0/16 since Oct 2020 | AS174 | Internet provider | IP broker Aventice (part) | 86 6 always on | Cogent Communications, LLC |
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 |
|---|---|---|---|---|---|---|
| 154.17.0.0/16 | 65,536 | COGENT-154-17-16 | Cogent Communications, LLC (COGC) · US | Direct Allocation | Feb 5, 1992 | abuse@ |
| └ 154.17.208.0/22 | 1,024 | TELECOM-BA-53-CGNT-NET-1 | Telecomunicaciones BA 53 C.A. (C11341747) · VE | Reassigned | Sep 4, 2025 | abuse@ via COGENT-154-17-16 |
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
IPv4 market
Holder
- Organization
- Cogent Communications, LLC
- Handle
- COGC
- Range
- 154.
17. 0. 0/ 16 - Registration type
- Direct Allocation
- Record created
- Feb 5, 1992
- Legacy
- yes
Origin network
AS273990
VE
- Name
- Telecomunicaciones BA 53, C.A.
- Registered
- Nov 26, 2024
- Domain
- tuwifive.com
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Rotating
- First seen
- Jun 2025
- Current origin since
- Jun 2025 · 1.4 yr
- Origin networks
- 2
- Last change of origin
- Jul 2026
Recorded history
History
- Handoffs
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 154.17.208.0/22 | AS273990 | /24 | ARIN | RPKI valid |
IRR
Route objects on the exact prefix
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS273990 | RADB | CUSTOMER-TELECOMUNICACIONES-BA-53 | MAINT-AS272102 | Oct 6, 2026 |
Whois
Registration for this announcement
- Range
- 154.
17. 208. 0/ 22 - Netname
- TELECOM-BA-53-CGNT-NET-1
- Registrant
- Telecomunicaciones BA 53 C.A.
- Organization
- Telecomunicaciones BA 53 C.A. (C11341747)
- Type
- Reassigned
- Handle
- NET-154-17-208-0-1
- Parent
- NET-154-17-0-0-1
- Created
- Sep 4, 2025
- RIR
- ARIN
- Country
- US
- Delegated
- Feb 5, 1992
- Status
- assigned
Report abuse
Abuse contact
- abuse@
cogentco. com - Name
- Cogent Abuse
- Phone
- +1-877-875-4311
- Handle
- COGEN-ARIN