# 177.131.78.21 — IP Intelligence Summary

177.131.78.21 is an IPv4 address operated by Desktop Sigmanet Comunicação Multimídia SA (AS28649), geolocated to Limeira, Brazil. Its reverse DNS name is 177-131-78-21.shared.desktop.com.br. As of November 5, 2026, IPDebrief rates it High Risk (70/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/177.131.78.21
- Last updated: 2026-11-05

## Ownership

- Organization: Desktop Sigmanet Comunicação Multimídia SA
- Network name: 179071
- Allocated block: 177.131.64.0/19
- ASN: AS28649 (https://ipdebrief.com/asn/28649)
- Regional registry: LACNIC

## Location

- City: Limeira
- Region: São Paulo
- Country: Brazil
- Time zone: —

## Network classification

- Infrastructure type: —
- Datacenter / hosting: no
- Residential: no
- Mobile: no
- Anycast: no
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

- Assessment: High Risk (70/100)
- Blocklist listings: 0
- Suspicious activity indicators: no
- Spam source: no

## Reverse DNS

- 177-131-78-21.shared.desktop.com.br
- Forward-confirmed: no

## Nearby addresses

- 177.131.78.138 (https://ipdebrief.com/177.131.78.138)
- 177.131.78.172 (https://ipdebrief.com/177.131.78.172)

## Addresses sharing infrastructure

- 131.0.202.45 — Same abuse contact (https://ipdebrief.com/131.0.202.45)
- 131.0.203.252 — Same abuse contact (https://ipdebrief.com/131.0.203.252)
- 170.238.48.244 — Same abuse contact (https://ipdebrief.com/170.238.48.244)
- 179.125.149.3 — Same abuse contact (https://ipdebrief.com/179.125.149.3)
- 179.125.159.81 — Same abuse contact (https://ipdebrief.com/179.125.159.81)
- 200.236.193.245 — Same abuse contact (https://ipdebrief.com/200.236.193.245)
- 200.236.199.87 — Same abuse contact (https://ipdebrief.com/200.236.199.87)
- 200.236.249.7 — Same abuse contact (https://ipdebrief.com/200.236.249.7)
- 2001:12b4:6a8:3200:68b9:9c00:3d8:55a2 — Same abuse contact (https://ipdebrief.com/2001:12b4:6a8:3200:68b9:9c00:3d8:55a2)

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Source: IPDebrief, "177.131.78.21 IP intelligence", https://ipdebrief.com/177.131.78.21, updated 2026-11-05. Assessments are probabilistic.