IP address 203.131.0.252

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Overview

LocationCity, region and country where this IP is located.
Melbourne, Victoria, AU
ASNThe autonomous system that announces this IP on the internet.
AS0
TimezoneThe IANA time zone at this IP's location.
Australia/Melbourne
NetworkThe routed network block (CIDR) that contains this IP.
—
CompanyThe organization this IP is assigned to.
AAPT Limited Managed Networks
Abuse contactWhere to report spam, attacks or other misuse from this IP.
ipnoc@aapt.com.au

Associated location

Melbourne

Victoria, Australia (AU)

Powered byIP Geolocation API

City
Melbourne
District / county
Melbourne
State / province
Victoria
Country
Australia
Postal code
3000
Coordinates
-37.81769, 144.95680

Australia

-37.81769, 144.95680

© Google Maps

Threat score

0/100 Low risk

Powered byIP Security API

Flags detected

  • AnonymousTraffic from this IP hides its real origin (VPN, proxy or Tor).Not 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.Not Detected
    Residential ProxyA home or mobile connection resold as a proxy exit.Not 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

No anonymity signals

This IP is not flagged as an attacker, spam source, Tor exit, VPN, proxy, relay, bot, cloud provider or corporate gateway.

Abuse contact

IRT-AAPT-AU

ipnoc@aapt.com.au

Powered byIP Abuse Contact API

Name
IRT-AAPT-AU
Organization
—
Network
203.131.0.0/19
Country
AU
Kind
group
Address
AAPT Limited, 30 Ross St, Glebe NSW 2037
Emails
ipnoc@aapt.com.au abuse1@aapt.com.au
Phone numbers
+61 2 8264 4660

Autonomous system

AS0

Powered byIP to ASN Database

ASN
AS0
Country
—
Domain
—
Regional registry
—
Organization
—
Type
—
Allocated on
—

Organization

—

RIR AS0 No domain Type — Country —

Associated company

AAPT Limited Managed Networks

BUSINESS · tpg.com.au

Powered byIP to Company Database

Name
AAPT Limited Managed Networks
Type
Business
Domain
tpg.com.au

Network route

No route data

Powered byIP Geolocation API

Hostname
203.131.0.252
Route
—
Connection type
—
Anycast
No
CDN
No
CDN provider
—

Time zone

Australia/Melbourne

2026-10-29 22:49

Powered byTime Zone API

Offset from UTC
10.0
Standard time zone
Australian Eastern Standard Time
Standard abbreviation
AEST
Daylight saving time
Yes
DST savings (hours)
1
Observing DST now
Yes
Melbourne

Australia/Melbourne

UTC10.0

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" : "203.131.0.252",
  "hostname" : "203.131.0.252",
  "location" : {
    "district" : "Melbourne",
    "city" : "Melbourne",
    "locality" : "Melbourne",
    "zipcode" : "3000",
    "latitude" : "-37.81769",
    "longitude" : "144.95680",
    "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" : "Victoria",
    "state_code" : "AU-VIC",
    "accuracy_radius" : "11.077",
    "confidence" : "high",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/au_64.png",
    "geoname_id" : "11428656",
    "country_emoji" : "🇦🇺"
  },
  "country_metadata" : {
    "tld" : ".au",
    "languages" : [ "en-AU" ],
    "calling_code" : "+61"
  },
  "network" : {
    "route" : "",
    "connection_type" : "",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "AUD",
    "name" : "Australian Dollar",
    "symbol" : "A$"
  },
  "asn" : {
    "organization" : "",
    "country" : "",
    "type" : "",
    "domain" : "",
    "rir" : "",
    "as_number" : "AS0",
    "date_allocated" : ""
  },
  "company" : {
    "name" : "AAPT Limited Managed Networks",
    "type" : "BUSINESS",
    "domain" : "tpg.com.au"
  },
  "security" : {
    "threat_score" : 0,
    "is_tor" : false,
    "is_proxy" : false,
    "proxy_provider_names" : [ ],
    "proxy_confidence_score" : 0,
    "proxy_last_seen" : "",
    "is_residential_proxy" : false,
    "is_vpn" : false,
    "vpn_provider_names" : [ ],
    "vpn_confidence_score" : 0,
    "vpn_last_seen" : "",
    "is_relay" : false,
    "relay_provider_name" : "",
    "is_anonymous" : false,
    "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" : "203.131.0.0/19",
    "country" : "AU",
    "name" : "IRT-AAPT-AU",
    "organization" : "",
    "kind" : "group",
    "address" : "AAPT Limited, 30 Ross St, Glebe NSW 2037",
    "emails" : [ "ipnoc@aapt.com.au", " abuse1@aapt.com.au" ],
    "phone_numbers" : [ "+61282644660" ]
  },
  "time_zone" : {
    "name" : "Australia/Melbourne",
    "offset" : 10.0,
    "offset_with_dst" : 11.0,
    "current_time" : "2026-10-29 22:49:40.455+1100",
    "current_time_unix" : 1.793274580455E9,
    "current_tz_abbreviation" : "AEDT",
    "current_tz_full_name" : "Australian Eastern Daylight Time",
    "standard_tz_abbreviation" : "AEST",
    "standard_tz_full_name" : "Australian Eastern Standard Time",
    "is_dst" : true,
    "dst_savings" : 1,
    "dst_exists" : true,
    "dst_tz_abbreviation" : "AEDT",
    "dst_tz_full_name" : "Australian Eastern Daylight Time",
    "dst_start" : {
      "utc_time" : "2026-10-03 TIME 16:00",
      "duration" : "+1.00H",
      "gap" : true,
      "date_time_after" : "2026-10-04 TIME 03:00",
      "date_time_before" : "2026-10-04 TIME 02:00",
      "overlap" : false
    },
    "dst_end" : {
      "utc_time" : "2027-04-03 TIME 16:00",
      "duration" : "-1.00H",
      "gap" : false,
      "date_time_after" : "2027-04-04 TIME 02:00",
      "date_time_before" : "2027-04-04 TIME 03:00",
      "overlap" : true
    }
  },
  "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 203.131.0.252.

Who operates 203.131.0.252?

AAPT Limited Managed Networks operates AS0, the autonomous system announcing this address. The associated company is AAPT Limited Managed Networks.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when AAPT Limited Managed Networks reassigns the block, so treat Melbourne as an estimate, not a fixed point.

View IP Location API

How do I report abuse?

The listed abuse contact is IRT-AAPT-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=203.131.0.252' \
  --data-urlencode 'include=*'
Response 
{ "ip": "203.131.0.252" }

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Frequently Asked Questions

The latest lookup maps 203.131.0.252 to Melbourne, Victoria, Australia. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS0 and company AAPT Limited Managed Networks. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 203.131.0.252 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 203.131.0.252 is Australia/Melbourne. 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 203.131.0.252.
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.