IP address 189.51.220.42

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Overview

LocationCity, region and country where this IP is located.
Tatui, São Paulo, BR
ASNThe autonomous system that announces this IP on the internet.
AS28580 — Desktop
TimezoneThe IANA time zone at this IP's location.
America/Sao_Paulo
NetworkThe routed network block (CIDR) that contains this IP.
189.51.220.0/22
CompanyThe organization this IP is assigned to.
Cilnet Comunicação e Informática S.A.
Abuse contactWhere to report spam, attacks or other misuse from this IP.
—

Associated location

Tatui

São Paulo, Brazil (BR)

Powered byIP Geolocation API

City
Tatui
District / county
Tatuí
State / province
São Paulo
Country
Brazil
Postal code
18270
Coordinates
-23.34751, -47.84742

Brazil

-23.34751, -47.84742

© Google Maps

Threat score

45/100 Medium risk

Powered byIP Security API

Flags detected

  • AnonymousTraffic from this IP hides its real origin (VPN, proxy or Tor).Detected
  • Known AttackerThis IP has been seen in attacks such as brute force, scanning or exploits.Not Detected
  • SpamThis IP has been reported for sending spam.Not Detected
  • TorThis IP is a Tor exit node.Not Detected
  • ProxyThis IP is an open, public or commercial proxy.Detected
    Residential ProxyA home or mobile connection resold as a proxy exit.Detected
  • BotAutomated traffic such as crawlers or scrapers comes from this IP.Not Detected
    Known Good BotThis bot is a known, legitimate crawler, such as a search engine.Not Detected
  • VPNThis IP belongs to a VPN service.Not Detected
  • Cloud ProviderThis IP belongs to a cloud or hosting provider's data center.Not Detected
  • Corporate GatewayA shared egress gateway used by a company's network.Not Detected
  • RelayThis IP is a relay exit, such as iCloud Private Relay.Not Detected

Proxy

Detected
Residential Proxy
Provider Names
Evomi Proxy, NovProxy
Last Seen
2026-09-21
Confidence Score
90 %

Abuse contact

Israel Arruda Neto

Powered byIP Abuse Contact API

Name
Israel Arruda Neto
Organization
—
Network
189.51.208.0/20
Country
—
Kind
individual
Address
—
Emails
—
Phone numbers
—

Autonomous system

AS28580

Desktop

Powered byIP to ASN Database

ASN
AS28580
Country
BR
Domain
desktop.com.br
Regional registry
lacnic
Organization
Desktop
Type
Internet service provider (ISP)
Allocated on
2005-01-17

Organization

Desktop

AS28580 desktop.com.br ISP BR

Associated company

Cilnet Comunicação e Informática S.A.

ISP · fasternet.com.br

Powered byIP to Company Database

Name
Cilnet Comunicação e Informática S.A.
Type
Internet service provider (ISP)
Domain
fasternet.com.br

Network route

189.51.220.0/22

Powered byIP Geolocation API

Hostname
189.51.220.42
Route
189.51.220.0/22
Connection type
—
Anycast
No
CDN
No
CDN provider
—

Time zone

America/Sao_Paulo

2026-10-21 20:16

Powered byTime Zone API

Offset from UTC
-3.0
Standard time zone
Brasilia Standard Time
Standard abbreviation
BRT
Daylight saving time
No
DST savings (hours)
0
Observing DST now
No
Tatui

America/Sao_Paulo

UTC-3.0

User agent string

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

Powered byUser Agent API

  • BrowserClaudeBotver. 1.0
  • EngineClaudeBotver. 1.0
  • Operating systemCloud
  • DeviceRobotAnthropic ClaudeBot
  • ArchitectureUnknown
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
Response 
{
  "ip" : "189.51.220.42",
  "hostname" : "189.51.220.42",
  "location" : {
    "district" : "Tatuí",
    "city" : "Tatui",
    "locality" : "Tatui",
    "zipcode" : "18270",
    "latitude" : "-23.34751",
    "longitude" : "-47.84742",
    "continent_code" : "SA",
    "continent_name" : "South America",
    "country_code2" : "BR",
    "country_code3" : "BRA",
    "country_name" : "Brazil",
    "country_name_official" : "Federative Republic of Brazil",
    "country_capital" : "Brasilia",
    "state_prov" : "São Paulo",
    "state_code" : "BR-SP",
    "accuracy_radius" : "6.933",
    "confidence" : "high",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/br_64.png",
    "geoname_id" : "7593819",
    "country_emoji" : "🇧🇷"
  },
  "country_metadata" : {
    "tld" : ".br",
    "languages" : [ "pt-BR", "es", "en", "fr" ],
    "calling_code" : "+55"
  },
  "network" : {
    "route" : "189.51.220.0/22",
    "connection_type" : "",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "BRL",
    "name" : "Brazilian Real",
    "symbol" : "R$"
  },
  "asn" : {
    "organization" : "Desktop",
    "country" : "BR",
    "type" : "ISP",
    "domain" : "desktop.com.br",
    "rir" : "lacnic",
    "as_number" : "AS28580",
    "date_allocated" : "2005-01-17"
  },
  "company" : {
    "name" : "Cilnet Comunicação e Informática S.A.",
    "type" : "ISP",
    "domain" : "fasternet.com.br"
  },
  "security" : {
    "threat_score" : 45,
    "is_tor" : false,
    "is_proxy" : true,
    "proxy_provider_names" : [ "Evomi Proxy", "NovProxy" ],
    "proxy_confidence_score" : 90,
    "proxy_last_seen" : "2026-09-21",
    "is_residential_proxy" : true,
    "is_vpn" : false,
    "vpn_provider_names" : [ ],
    "vpn_confidence_score" : 0,
    "vpn_last_seen" : "",
    "is_relay" : false,
    "relay_provider_name" : "",
    "is_anonymous" : true,
    "is_known_attacker" : false,
    "is_bot" : false,
    "bot_confidence_score" : 0,
    "bot_operator_name" : "",
    "bot_type" : "",
    "is_known_good_bot" : false,
    "bot_last_seen" : "",
    "is_spam" : false,
    "is_cloud_provider" : false,
    "cloud_provider_name" : "",
    "is_corporate_gateway" : false,
    "corporate_gateway_type" : "",
    "corporate_gateway_provider_name" : ""
  },
  "abuse" : {
    "route" : "189.51.208.0/20",
    "country" : "",
    "name" : "Israel Arruda Neto",
    "organization" : "",
    "kind" : "individual",
    "address" : "",
    "emails" : [ ],
    "phone_numbers" : [ ]
  },
  "time_zone" : {
    "name" : "America/Sao_Paulo",
    "offset" : -3.0,
    "offset_with_dst" : -3.0,
    "current_time" : "2026-10-21 20:16:45.016-0300",
    "current_time_unix" : 1.792624605016E9,
    "current_tz_abbreviation" : "BRT",
    "current_tz_full_name" : "Brasilia Standard Time",
    "standard_tz_abbreviation" : "BRT",
    "standard_tz_full_name" : "Brasilia Standard Time",
    "is_dst" : false,
    "dst_savings" : 0,
    "dst_exists" : false,
    "dst_tz_abbreviation" : "",
    "dst_tz_full_name" : "",
    "dst_start" : { },
    "dst_end" : { }
  },
  "user_agent" : {
    "user_agent_string" : "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)",
    "name" : "ClaudeBot",
    "type" : "Robot",
    "version" : "1.0",
    "version_major" : "1",
    "device" : {
      "name" : "Anthropic ClaudeBot",
      "type" : "Robot",
      "brand" : "Anthropic",
      "cpu" : "Unknown"
    },
    "engine" : {
      "name" : "ClaudeBot",
      "type" : "Robot",
      "version" : "1.0",
      "version_major" : "1"
    },
    "operating_system" : {
      "name" : "Cloud",
      "type" : "Cloud",
      "version" : "??",
      "build" : "??",
      "version_major" : "??"
    }
  }
}

Evaluation Checklist

Behind the address

What the data tells you about 189.51.220.42.

Who operates 189.51.220.42?

Desktop operates AS28580, the autonomous system announcing this address. The associated company is Cilnet Comunicação e Informática S.A.; the reported network is 189.51.220.0/22.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when Desktop reassigns the block, so treat Tatui as an estimate, not a fixed point.

View IP Location API

How do I report abuse?

The listed abuse contact is Israel Arruda Neto. Include the source IP, timestamps with a timezone, and relevant logs so the contact can investigate.

View Abuse Contact API

For developers

The same data. One API request.

Add IP location, network, and security data to your application.

cURL 
curl --get 'https://api.ipgeolocation.io/v3/ipgeo' \
  --data-urlencode 'apiKey=YOUR_API_KEY' \
  --data-urlencode 'ip=189.51.220.42' \
  --data-urlencode 'include=*'
Response 
{ "ip": "189.51.220.42" }

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Frequently Asked Questions

The latest lookup maps 189.51.220.42 to Tatui, São Paulo, Brazil. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS28580 and company Cilnet Comunicação e Informática S.A.. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 189.51.220.42 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 189.51.220.42 is America/Sao_Paulo. Teams commonly use this signal to localize timestamps, notifications, and fraud models.
IP intelligence is dynamic. Routing, ASN ownership, company names, and security posture can change over time, so this page should be treated as a point-in-time lookup for 189.51.220.42.
Use the JSON response on this page for testing, then move to production API workflows with structured fields for geolocation, network, ASN, security, abuse, and timezone data. Read documentation.