# 177.80.133.111 — IP Intelligence Summary

177.80.133.111 is an IPv4 address announced by AS28573, with approximate network location Diadema, Brazil. It belongs to a mobile network with reverse DNS name b150856f.virtua.com.br. As of November 11, 2026, IPDebrief rates it Low Risk (0/100); no anonymizing service was detected.

- Canonical page: https://ipdebrief.com/177.80.133.111
- Last updated: 2026-11-11

## Ownership

- Organization: Claro NXT Telecomunicacoes Ltda
- Network name: 170709
- Allocated block: 177.80.0.0/14
- ASN: AS28573 (https://ipdebrief.com/asn/28573)
- Regional registry: LACNIC
- Registered holder: Claro NXT Telecomunicacoes Ltda
- Routing operator: —
- Network registration country: BR
- Registrant address country: —

## Location

- City: Diadema
- Region: SP
- Country: Brazil
- Time zone: America/Sao_Paulo

Approximate network location; registration and certificate addresses are not server-location evidence.

## Network classification

- Infrastructure type: Residential
- Datacenter / hosting: no
- Residential: yes
- Mobile: yes
- Anycast: Unverified (not proof of unicast)
- Tor exit node: no
- VPN: no
- Proxy: no

## Risk assessment

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

## Reverse DNS

- b150856f.virtua.com.br
- Forward-confirmed: no

## DNS posture

Mail authentication and CAA are optional domain policies, not IP-wide requirements.

- spf: Not checked
- dmarc: Not checked
- fcrDns: Not checked
- dnssec: Not checked
- caa: Not checked

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Source: IPDebrief, "177.80.133.111 IP intelligence", https://ipdebrief.com/177.80.133.111, updated 2026-11-11. Assessments are probabilistic.