IP address 202.251.32.158

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Overview

LocationCity, region and country where this IP is located.
Tokyo, JP
ASNThe autonomous system that announces this IP on the internet.
AS2907 — Research Organization of Information and Systems NII/SINET
TimezoneThe IANA time zone at this IP's location.
Asia/Tokyo
NetworkThe routed network block (CIDR) that contains this IP.
202.251.32.0/22
CompanyThe organization this IP is assigned to.
National Institute of Technology, Japan
Abuse contactWhere to report spam, attacks or other misuse from this IP.
hostmaster@nic.ad.jp

Reported location

Tokyo

Japan (JP)

Powered byIP Geolocation API

City
Tokyo
District / county
Minato
State / province
Tokyo
Country
Japan
Postal code
107-8380
Coordinates
35.67679, 139.73600

Japan

35.67679, 139.73600

© OpenStreetMap

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
  • 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.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 a VPN, proxy, relay, bot, cloud provider or corporate gateway.

Abuse contact

IRT-JPNIC-JP

hostmaster@nic.ad.jp

Powered byIP Abuse Contact API

Name
IRT-JPNIC-JP
Organization
—
Network
202.251.32.0/22
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

AS2907

Research Organization of Information and Systems NII/SINET

Powered byASN Records

ASN
AS2907
Country
JP
Domain
sinet.ad.jp
Regional registry
JPNIC
Organization
Research Organization of Information and Systems NII/SINET
Type
Education
Allocated on
2002-08-01

Organization

Research Organization of Information and Systems NII/SINET

Associated company

National Institute of Technology, Japan

EDUCATION · kosen-k.go.jp

Powered byIP Geolocation API

Name
National Institute of Technology, Japan
Type
Education
Domain
kosen-k.go.jp

Network route

202.251.32.0/22

Powered byIP Geolocation API

Hostname
202.251.32.158
Route
202.251.32.0/22
Connection type
—
Anycast
no
CDN
no
CDN provider
—

Time zone

Asia/Tokyo

2026-10-06 13:40

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
Tokyo

Japan

35.67679, 139.73600

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" : "202.251.32.158",
  "hostname" : "202.251.32.158",
  "location" : {
    "district" : "Minato",
    "city" : "Tokyo",
    "locality" : "Minato",
    "zipcode" : "107-8380",
    "latitude" : "35.67679",
    "longitude" : "139.73600",
    "continent_code" : "AS",
    "continent_name" : "Asia",
    "country_code2" : "JP",
    "country_code3" : "JPN",
    "country_name" : "Japan",
    "country_name_official" : "Japan",
    "country_capital" : "Tokyo",
    "state_prov" : "Tokyo",
    "state_code" : "JP-13",
    "accuracy_radius" : "9.767",
    "confidence" : "high",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/jp_64.png",
    "geoname_id" : "10126943",
    "country_emoji" : "🇯🇵"
  },
  "country_metadata" : {
    "tld" : ".jp",
    "languages" : [ "ja" ],
    "calling_code" : "+81"
  },
  "network" : {
    "route" : "202.251.32.0/22",
    "connection_type" : "",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "JPY",
    "name" : "Yen",
    "symbol" : "¥"
  },
  "asn" : {
    "organization" : "Research Organization of Information and Systems NII/SINET",
    "country" : "JP",
    "type" : "EDUCATION",
    "domain" : "sinet.ad.jp",
    "rir" : "JPNIC",
    "as_number" : "AS2907",
    "date_allocated" : "2002-08-01"
  },
  "company" : {
    "name" : "National Institute of Technology, Japan",
    "type" : "EDUCATION",
    "domain" : "kosen-k.go.jp"
  },
  "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" : "202.251.32.0/22",
    "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" : "2026-10-06 13:40:17.536+0900",
    "current_time_unix" : 1.791261617536E9,
    "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 202.251.32.158.

Who operates 202.251.32.158?

Research Organization of Information and Systems NII/SINET operates AS2907, the autonomous system announcing this address. The associated company is National Institute of Technology, Japan; the reported network is 202.251.32.0/22.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when Research Organization of Information and Systems NII/SINET reassigns the block, so treat Tokyo 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=202.251.32.158' \
  --data-urlencode 'include=*'
Response 
{ "ip": "202.251.32.158" }

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Frequently Asked Questions

The latest lookup maps 202.251.32.158 to Tokyo, Tokyo, Japan. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS2907 and company National Institute of Technology, Japan. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 202.251.32.158 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 202.251.32.158 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 202.251.32.158.
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.