IP address 203.188.137.162

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Overview

LocationCity, region and country where this IP is located.
Perth, Western Australia, AU
ASNThe autonomous system that announces this IP on the internet.
AS4826 — Vocus Pty Ltd
TimezoneThe IANA time zone at this IP's location.
Australia/Perth
NetworkThe routed network block (CIDR) that contains this IP.
203.188.128.0/19
CompanyThe organization this IP is assigned to.
Vocus Pty Ltd
Abuse contactWhere to report spam, attacks or other misuse from this IP.
hostmaster@vocus.net

Reported location

Perth

Western Australia, Australia (AU)

Powered byIP Geolocation API

City
Perth
District / county
Perth
State / province
Western Australia
Country
Australia
Postal code
6000
Coordinates
-31.95265, 115.85742

Australia

-31.95265, 115.85742

© OpenStreetMap

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
  • VPNThis IP belongs to a VPN service.Not Detected
  • BotAutomated traffic such as crawlers or scrapers comes from this IP.Not Detected
  • Cloud providerThis IP belongs to a cloud or hosting provider's data center.Not Detected
  • Residential proxyA home or mobile connection resold as a proxy exit.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
anyIP
Last Seen
2026-09-20
Confidence Score
90 %

Abuse contact

IRT-VOCUS-AU

hostmaster@vocus.net

Powered byIP Abuse Contact API

Name
IRT-VOCUS-AU
Organization
—
Network
203.188.128.0/19
Country
AU
Kind
group
Address
Level 10, 452 Flinders Street, Melbourne VIC AUSTRALIA 3000
Emails
hostmaster@vocus.net abuse@vocus.net
Phone numbers
+61 2 8999 8999

Autonomous system

AS4826

Vocus Pty Ltd

Powered byASN Records

ASN
AS4826
Country
AU
Domain
vocus.com.au
Regional registry
APNIC
Organization
Vocus Pty Ltd
Type
Internet service provider (ISP)
Allocated on
2001-12-24

Organization

Vocus Pty Ltd

Associated company

Vocus Pty Ltd

ISP · vocus.com.au

Powered byIP Geolocation API

Name
Vocus Pty Ltd
Type
Internet service provider (ISP)
Domain
vocus.com.au

Network route

203.188.128.0/19

Powered byIP Geolocation API

Hostname
203-188-137-162.core.vocus.network
Route
203.188.128.0/19
Connection type
—
Anycast
no
CDN
no
CDN provider
—

Time zone

Australia/Perth

2026-10-06 18:22

Powered byTime Zone API

Offset from UTC
8.0
Standard time zone
Australian Western Standard Time
Standard abbreviation
AWST
Daylight saving time
false
DST savings (hours)
0
Observing DST now
false
Perth

Australia

-31.95265, 115.85742

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" : "203.188.137.162",
  "hostname" : "203-188-137-162.core.vocus.network",
  "location" : {
    "district" : "Perth",
    "city" : "Perth",
    "locality" : "Perth",
    "zipcode" : "6000",
    "latitude" : "-31.95265",
    "longitude" : "115.85742",
    "continent_code" : "OC",
    "continent_name" : "Oceania",
    "country_code2" : "AU",
    "country_code3" : "AUS",
    "country_name" : "Australia",
    "country_name_official" : "Commonwealth of Australia",
    "country_capital" : "Canberra",
    "state_prov" : "Western Australia",
    "state_code" : "AU-WA",
    "accuracy_radius" : "7.582",
    "confidence" : "high",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/au_64.png",
    "geoname_id" : "7628390",
    "country_emoji" : "🇦🇺"
  },
  "country_metadata" : {
    "tld" : ".au",
    "languages" : [ "en-AU" ],
    "calling_code" : "+61"
  },
  "network" : {
    "route" : "203.188.128.0/19",
    "connection_type" : "",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "AUD",
    "name" : "Australian Dollar",
    "symbol" : "A$"
  },
  "asn" : {
    "organization" : "Vocus Pty Ltd",
    "country" : "AU",
    "type" : "ISP",
    "domain" : "vocus.com.au",
    "rir" : "APNIC",
    "as_number" : "AS4826",
    "date_allocated" : "2001-12-24"
  },
  "company" : {
    "name" : "Vocus Pty Ltd",
    "type" : "ISP",
    "domain" : "vocus.com.au"
  },
  "security" : {
    "threat_score" : 45,
    "is_tor" : false,
    "is_proxy" : true,
    "proxy_provider_names" : [ "anyIP" ],
    "proxy_confidence_score" : 90,
    "proxy_last_seen" : "2026-09-20",
    "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" : "203.188.128.0/19",
    "country" : "AU",
    "name" : "IRT-VOCUS-AU",
    "organization" : "",
    "kind" : "group",
    "address" : "Level 10, 452 Flinders Street, Melbourne VIC AUSTRALIA 3000",
    "emails" : [ "hostmaster@vocus.net", " abuse@vocus.net" ],
    "phone_numbers" : [ "+61289998999" ]
  },
  "time_zone" : {
    "name" : "Australia/Perth",
    "offset" : 8.0,
    "offset_with_dst" : 8.0,
    "current_time" : "2026-10-06 18:22:58.794+0800",
    "current_time_unix" : 1.791282178794E9,
    "current_tz_abbreviation" : "AWST",
    "current_tz_full_name" : "Australian Western Standard Time",
    "standard_tz_abbreviation" : "AWST",
    "standard_tz_full_name" : "Australian Western 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 203.188.137.162.

Who operates 203.188.137.162?

Vocus Pty Ltd operates AS4826, the autonomous system announcing this address. The associated company is Vocus Pty Ltd; the reported network is 203.188.128.0/19.

View ASN API

Why can its location change?

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

View IP Location API

How do I report abuse?

The listed abuse contact is IRT-VOCUS-AU. 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=203.188.137.162' \
  --data-urlencode 'include=*'
Response 
{ "ip": "203.188.137.162" }

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Frequently Asked Questions

The latest lookup maps 203.188.137.162 to Perth, Western Australia, Australia. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS4826 and company Vocus Pty Ltd. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 203.188.137.162 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 203.188.137.162 is Australia/Perth. 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 203.188.137.162.
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.