AS61901
RMR Assessoria Tecnica em Teleinformatica LTDA-ME
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
- Trust score 65 / 100
Experimental · trust-vectors model v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 191.5.64.0/21 | 2.0K |
79.7%
|
RMR Assessoria Tecnica em Teleinformatica LTDA-ME | BR | São Paulo | São Paulo |
| 170.254.52.0/22 | 1.0K |
75.1%
|
RMR Assessoria Tecnica em Teleinformatica LTDA-ME | BR | Rio Grande do Norte | Passagem |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS61901 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 |
|---|---|---|
| 170.254.55.0/24 | 96,029 | 2026-07-20 07:22:49 |
| 170.254.54.0/23 | 91,325 | 2026-07-20 08:30:51 |
| 191.5.65.0/24 | 76,059 | 2026-07-20 10:13:59 |
| 191.5.67.0/24 | 73,634 | 2026-07-20 10:13:59 |
| 191.5.69.0/24 | 72,948 | 2026-07-20 10:13:59 |
| 191.5.68.0/24 | 72,193 | 2026-07-20 10:13:59 |
| 191.5.66.0/24 | 70,739 | 2026-07-20 10:13:59 |
| 191.5.71.0/24 | 69,146 | 2026-07-12 05:03:05 |
| 191.5.64.0/24 | 68,399 | 2026-07-20 10:13:59 |
| 191.5.70.0/24 | 67,863 | 2026-07-20 10:13:59 |
| 170.254.53.0/24 | 63,642 | 2026-07-20 10:13:59 |
| 170.254.52.0/24 | 63,266 | 2026-07-20 10:13:59 |
| 170.254.52.0/23 | 62,791 | 2026-07-20 10:14:46 |
| 191.5.64.0/21 | 59,237 | 2026-07-20 10:14:46 |
| 170.254.54.0/24 | 55,355 | 2026-07-20 07:22:49 |
| 191.5.64.0/22 | 33,992 | 2026-07-20 10:14:41 |
| 191.5.68.0/22 | 33,980 | 2026-07-20 10:14:41 |
| 191.5.70.0/23 | 7,795 | 2026-07-20 10:14:06 |
| 191.5.68.0/23 | 7,772 | 2026-07-20 10:14:06 |
| 191.5.64.0/23 | 7,771 | 2026-07-20 10:14:06 |
| 191.5.66.0/23 | 7,762 | 2026-07-20 10:14:06 |
| 45.183.183.0/24 | 267 | 2026-07-03 15:32:11 |
| 45.183.182.0/24 | 265 | 2026-07-03 15:32:11 |
| 192.140.8.0/24 | 238 | 2026-07-03 15:21:45 |
| 45.183.180.0/24 | 228 | 2026-07-03 15:32:11 |
| 45.183.181.0/24 | 194 | 2026-07-03 15:31:41 |
| 192.140.9.0/24 | 143 | 2026-07-03 15:35:11 |
| 192.140.10.0/24 | 131 | 2026-07-03 15:35:11 |
| 192.140.11.0/24 | 114 | 2026-07-03 15:21:45 |
| 201.182.102.0/24 | 89 | 2026-07-03 15:35:11 |
| 201.182.103.0/24 | 85 | 2026-07-03 15:35:11 |
| 138.255.55.0/24 | 47 | 2026-07-01 20:54:40 |
Frequently Asked Questions
What is AS61901?
AS61901 is an Autonomous System Number assigned to RMR Assessoria Tecnica em Teleinformatica LTDA-ME. 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 AS61901 announce?
AS61901 announces 3.1K IPv4 addresses distributed across 2 routed CIDR prefixes. The network is registered in Brazil.
Who operates AS61901?
AS61901 is operated by RMR Assessoria Tecnica em Teleinformatica LTDA-ME. The organization is based in Brazil. You can view all IP ranges and related ASNs on the organization page.
What country is AS61901 registered in?
AS61901 is registered in Brazil. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
