IP address 111.171.144.239

Submit a Correction

Overview

LocationCity, region and country where this IP is located.
Kawasaki-shi, Kanagawa Prefecture, JP
ASNThe autonomous system that announces this IP on the internet.
AS2510 — Fujitsu Limited
TimezoneThe IANA time zone at this IP's location.
Asia/Tokyo
NetworkThe routed network block (CIDR) that contains this IP.
111.171.128.0/17
CompanyThe organization this IP is assigned to.
Infoweb FUJITSU Ltd.
Abuse contactWhere to report spam, attacks or other misuse from this IP.
hostmaster@nic.ad.jp

Reported location

Kawasaki-shi

Kanagawa Prefecture, Japan (JP)

Powered byIP Geolocation API

City
Kawasaki-shi
District / county
Kawasaki
State / province
Kanagawa Prefecture
Country
Japan
Postal code
216-0031
Coordinates
35.59931, 139.58267

Japan

35.59931, 139.58267

© OpenStreetMap

Threat score

5/100 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
  • 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.Detected
  • Residential proxyA home or mobile connection resold as a proxy exit.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

Cloud Provider

Detected
Provider Names
Fujitsu Limited

Abuse contact

IRT-JPNIC-JP

hostmaster@nic.ad.jp

Powered byIP Abuse Contact API

Name
IRT-JPNIC-JP
Organization
—
Network
111.171.144.0/24
Country
JP
Kind
group
Address
Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda, Chiyoda-ku, Tokyo 101-0047, japan
Emails
hostmaster@nic.ad.jp
Phone numbers
+81 3-5297-2311, +81 3-5297-2312

Autonomous system

AS2510

Fujitsu Limited

Powered byASN Records

ASN
AS2510
Country
JP
Domain
fujitsu.com
Regional registry
JPNIC
Organization
Fujitsu Limited
Type
Internet service provider (ISP)
Allocated on
2002-04-05

Organization

Fujitsu Limited

Associated company

Infoweb FUJITSU Ltd.

BUSINESS · pr.fujitsu.com

Powered byIP Geolocation API

Name
Infoweb FUJITSU Ltd.
Type
Business
Domain
pr.fujitsu.com

Network route

111.171.128.0/17

Powered byIP Geolocation API

Hostname
ntchba308239.chba.nt.ngn.ppp.infoweb.ne.jp
Route
111.171.128.0/17
Connection type
—
Anycast
no
CDN
no
CDN provider
—

Time zone

Asia/Tokyo

2026-10-09 22:18

Powered byTime Zone API

Offset from UTC
9.0
Standard time zone
Japan Standard Time
Standard abbreviation
JST
Daylight saving time
false
DST savings (hours)
0
Observing DST now
false
Kawasaki-shi

Japan

35.59931, 139.58267

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" : "111.171.144.239",
  "hostname" : "ntchba308239.chba.nt.ngn.ppp.infoweb.ne.jp",
  "location" : {
    "district" : "Kawasaki",
    "city" : "Kawasaki-shi",
    "locality" : "Kawasaki-shi",
    "zipcode" : "216-0031",
    "latitude" : "35.59931",
    "longitude" : "139.58267",
    "continent_code" : "AS",
    "continent_name" : "Asia",
    "country_code2" : "JP",
    "country_code3" : "JPN",
    "country_name" : "Japan",
    "country_name_official" : "Japan",
    "country_capital" : "Tokyo",
    "state_prov" : "Kanagawa Prefecture",
    "state_code" : "JP-14",
    "accuracy_radius" : "14.486",
    "confidence" : "high",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/jp_64.png",
    "geoname_id" : "10862563",
    "country_emoji" : "🇯🇵"
  },
  "country_metadata" : {
    "tld" : ".jp",
    "languages" : [ "ja" ],
    "calling_code" : "+81"
  },
  "network" : {
    "route" : "111.171.128.0/17",
    "connection_type" : "",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "JPY",
    "name" : "Yen",
    "symbol" : "¥"
  },
  "asn" : {
    "organization" : "Fujitsu Limited",
    "country" : "JP",
    "type" : "ISP",
    "domain" : "fujitsu.com",
    "rir" : "JPNIC",
    "as_number" : "AS2510",
    "date_allocated" : "2002-04-05"
  },
  "company" : {
    "name" : "Infoweb FUJITSU Ltd.",
    "type" : "BUSINESS",
    "domain" : "pr.fujitsu.com"
  },
  "security" : {
    "threat_score" : 5,
    "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" : true,
    "cloud_provider_name" : "Fujitsu Limited",
    "is_corporate_gateway" : false,
    "corporate_gateway_type" : "",
    "corporate_gateway_provider_name" : ""
  },
  "abuse" : {
    "route" : "111.171.144.0/24",
    "country" : "JP",
    "name" : "IRT-JPNIC-JP",
    "organization" : "",
    "kind" : "group",
    "address" : "Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda, Chiyoda-ku, Tokyo 101-0047, japan",
    "emails" : [ "hostmaster@nic.ad.jp" ],
    "phone_numbers" : [ "+81352972311", " +81352972312" ]
  },
  "time_zone" : {
    "name" : "Asia/Tokyo",
    "offset" : 9.0,
    "offset_with_dst" : 9.0,
    "current_time" : "2026-10-09 22:18:34.346+0900",
    "current_time_unix" : 1.791551914346E9,
    "current_tz_abbreviation" : "JST",
    "current_tz_full_name" : "Japan Standard Time",
    "standard_tz_abbreviation" : "JST",
    "standard_tz_full_name" : "Japan 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 111.171.144.239.

Who operates 111.171.144.239?

Fujitsu Limited operates AS2510, the autonomous system announcing this address. The associated company is Infoweb FUJITSU Ltd.; the reported network is 111.171.128.0/17.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when Fujitsu Limited reassigns the block, so treat Kawasaki-shi as an estimate, not a fixed point.

View IP Location API

How do I report abuse?

The listed abuse contact is IRT-JPNIC-JP. 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=111.171.144.239' \
  --data-urlencode 'include=*'
Response 
{ "ip": "111.171.144.239" }

Ready to get started?Get Started with IP Intelligence API Today

Get Started Explore Tools
CTA Illustration

Frequently Asked Questions

The latest lookup maps 111.171.144.239 to Kawasaki-shi, Kanagawa Prefecture, Japan. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS2510 and company Infoweb FUJITSU Ltd.. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 111.171.144.239 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 111.171.144.239 is Asia/Tokyo. 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 111.171.144.239.
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.