AS400939
Cooperativa de Telecomunicaciones de Puerto Rico (CTPR COOP)
Reputation · trust score
A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.
- Baseline (neutral) 65
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 38.252.75.0/24 | 256 |
0.0%
|
Cooperativa de Telecomunicaciones de Puerto Rico CTPR COOP | US | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS400939 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 38.252.75.0/24 | 6,913 | 2026-07-24 03:55:48 |
Frequently Asked Questions
What is AS400939?
AS400939 is an Autonomous System Number assigned to Cooperativa de Telecomunicaciones de Puerto Rico (CTPR COOP). An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).
How many IP addresses does AS400939 announce?
AS400939 announces 256 IPv4 addresses distributed across 1 routed CIDR prefixes. The network is registered in Puerto Rico.
Who operates AS400939?
AS400939 is operated by Cooperativa de Telecomunicaciones de Puerto Rico CTPR COOP. The organization is based in Puerto Rico. You can view all IP ranges and related ASNs on the organization page.
What country is AS400939 registered in?
AS400939 is registered in Puerto Rico. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
