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
- Enterprise allocation +4
- Trust score 69 / 100
Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 1 internet exchange: IX.br (PTT.br) Curitiba: ATM/MPLA
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 200.134.0.0/16 | 65.5K |
0.2%
|
Fundacao da UFPR para o DCTC | BR | Paraná | Curitiba |
| 200.17.192.0/18 | 16.4K |
76.1%
|
Fundacao da UFPR para o DCTC | BR | Paraná | Curitiba |
| 200.238.128.0/18 | 16.4K |
5.1%
|
Fundacao da UFPR para o DCTC | BR | Paraná | Curitiba |
| 200.236.0.0/19 | 8.2K |
84.3%
|
Fundacao da UFPR para o DCTC | BR | Paraná | Curitiba |
| 200.17.96.0/20 | 4.1K |
0.0%
|
Fundacao da UFPR para o DCTC | BR | Paraná | Campo Largo |
| 200.19.64.0/20 | 4.1K |
1.0%
|
Fundacao da UFPR para o DCTC | BR | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS10881 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 |
|---|---|---|
| 200.134.254.0/24 | 63,036 | 2026-08-20 20:53:48 |
| 200.238.131.0/24 | 28,094 | 2026-11-14 17:00:57 |
| 200.238.134.0/24 | 20,538 | 2026-11-14 17:00:57 |
| 200.17.192.0/18 | 16,256 | 2026-11-14 17:00:57 |
| 200.238.128.0/18 | 16,251 | 2026-11-14 17:00:57 |
| 200.134.0.0/16 | 16,151 | 2026-11-14 17:00:57 |
| 200.17.96.0/20 | 16,139 | 2026-11-14 17:00:57 |
| 200.236.0.0/19 | 16,115 | 2026-11-14 17:00:57 |
| 200.19.64.0/20 | 16,065 | 2026-11-14 17:00:57 |
| 200.236.16.0/20 | 1,326 | 2026-11-14 06:49:00 |
| 200.17.192.0/19 | 1,312 | 2026-11-14 06:48:56 |
| 200.17.96.0/21 | 1,311 | 2026-11-13 23:04:50 |
| 200.17.224.0/19 | 1,307 | 2026-11-13 23:04:50 |
| 200.238.160.0/19 | 1,307 | 2026-11-13 23:04:50 |
| 200.19.72.0/21 | 1,302 | 2026-11-14 06:48:56 |
| 200.134.0.0/17 | 1,301 | 2026-11-14 06:48:56 |
| 200.236.0.0/20 | 1,297 | 2026-11-13 23:04:50 |
| 200.238.128.0/19 | 1,281 | 2026-11-13 23:04:50 |
| 200.134.128.0/17 | 1,279 | 2026-11-14 06:48:56 |
| 200.19.64.0/21 | 1,271 | 2026-11-13 23:04:50 |
| 200.17.104.0/21 | 1,269 | 2026-11-13 23:04:50 |
Frequently Asked Questions
What is AS10881?
AS10881 is an Autonomous System Number assigned to Fundacao da UFPR para o DCTC. 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 AS10881 announce?
AS10881 announces 114.7K IPv4 addresses distributed across 6 routed CIDR prefixes. The network is registered in Brazil.
Who operates AS10881?
AS10881 is operated by Fundacao da UFPR para o DCTC. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.
What country is AS10881 registered in?
AS10881 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
