IP address 140.128.54.20

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Overview

LocationCity, region and country where this IP is located.
Pingshan Village, Nantou County, TW
ASNThe autonomous system that announces this IP on the internet.
AS1659 — Taiwan Academic Network TANet
TimezoneThe IANA time zone at this IP's location.
Asia/Taipei
NetworkThe routed network block (CIDR) that contains this IP.
140.128.0.0/16
CompanyThe organization this IP is assigned to.
Taichung Changhua Nantou Regional Network
Abuse contactWhere to report spam, attacks or other misuse from this IP.
abuse@tcrc.edu.tw

Associated location

Pingshan Village

Nantou County, Taiwan (TW)

Powered byIP Geolocation API

City
Pingshan Village
District / county
Nantou City
State / province
Nantou County
Country
Taiwan
Postal code
540
Coordinates
23.96100, 120.97186

Taiwan

23.96100, 120.97186

© 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

Admin NCHU

abuse@tcrc.edu.tw

Powered byIP Abuse Contact API

Name
Admin NCHU
Organization
—
Network
140.128.0.0/16
Country
TW
Kind
individual
Address
National Chung Hsing University, 250,Kuo Kuang Road, Taichung Taiwan
Emails
abuse@tcrc.edu.tw
Phone numbers
+886 4 2287 0534+886 4 2287 1774

Autonomous system

AS1659

Taiwan Academic Network TANet

Powered byIP to ASN Database

ASN
AS1659
Country
TW
Domain
moe.gov.tw
Regional registry
APNIC
Organization
Taiwan Academic Network TANet
Type
Education
Allocated on
2002-08-01

Organization

Taiwan Academic Network TANet

AS1659 moe.gov.tw Education TW

Associated company

Taichung Changhua Nantou Regional Network

GOVERNMENT · taichung.gov.tw

Powered byIP to Company Database

Name
Taichung Changhua Nantou Regional Network
Type
Government
Domain
taichung.gov.tw

Network route

140.128.0.0/16

Powered byIP Geolocation API

Hostname
140.128.54.20
Route
140.128.0.0/16
Connection type
—
Anycast
No
CDN
No
CDN provider
—

Time zone

Asia/Taipei

2026-10-28 05:25

Powered byTime Zone API

Offset from UTC
8.0
Standard time zone
Taipei Standard Time
Standard abbreviation
CST
Daylight saving time
No
DST savings (hours)
0
Observing DST now
No
Pingshan Village

Asia/Taipei

UTC8.0

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" : "140.128.54.20",
  "hostname" : "140.128.54.20",
  "location" : {
    "district" : "Nantou City",
    "city" : "Pingshan Village",
    "locality" : "Pingshan Village",
    "zipcode" : "540",
    "latitude" : "23.96100",
    "longitude" : "120.97186",
    "continent_code" : "AS",
    "continent_name" : "Asia",
    "country_code2" : "TW",
    "country_code3" : "TWN",
    "country_name" : "Taiwan",
    "country_name_official" : "Republic of China",
    "country_capital" : "Taipei",
    "state_prov" : "Nantou County",
    "state_code" : "TW-NAN",
    "accuracy_radius" : "11.693",
    "confidence" : "high",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/tw_64.png",
    "geoname_id" : "6648951",
    "country_emoji" : "🇹🇼"
  },
  "country_metadata" : {
    "tld" : ".tw",
    "languages" : [ "zh-TW", "zh", "nan", "hak" ],
    "calling_code" : "+886"
  },
  "network" : {
    "route" : "140.128.0.0/16",
    "connection_type" : "",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "TWD",
    "name" : "New Taiwan Dollar",
    "symbol" : "NT$"
  },
  "asn" : {
    "organization" : "Taiwan Academic Network TANet",
    "country" : "TW",
    "type" : "EDUCATION",
    "domain" : "moe.gov.tw",
    "rir" : "APNIC",
    "as_number" : "AS1659",
    "date_allocated" : "2002-08-01"
  },
  "company" : {
    "name" : "Taichung Changhua Nantou Regional Network",
    "type" : "GOVERNMENT",
    "domain" : "taichung.gov.tw"
  },
  "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" : "140.128.0.0/16",
    "country" : "TW",
    "name" : "Admin NCHU",
    "organization" : "",
    "kind" : "individual",
    "address" : "National Chung Hsing University, 250,Kuo Kuang Road, Taichung Taiwan",
    "emails" : [ "abuse@tcrc.edu.tw" ],
    "phone_numbers" : [ "+886422870534", " +886422871774" ]
  },
  "time_zone" : {
    "name" : "Asia/Taipei",
    "offset" : 8.0,
    "offset_with_dst" : 8.0,
    "current_time" : "2026-10-28 05:25:46.778+0800",
    "current_time_unix" : 1.793136346778E9,
    "current_tz_abbreviation" : "CST",
    "current_tz_full_name" : "Taipei Standard Time",
    "standard_tz_abbreviation" : "CST",
    "standard_tz_full_name" : "Taipei 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 140.128.54.20.

Who operates 140.128.54.20?

Taiwan Academic Network TANet operates AS1659, the autonomous system announcing this address. The associated company is Taichung Changhua Nantou Regional Network; the reported network is 140.128.0.0/16.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when Taiwan Academic Network TANet reassigns the block, so treat Pingshan Village as an estimate, not a fixed point.

View IP Location API

How do I report abuse?

The listed abuse contact is Admin NCHU. 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=140.128.54.20' \
  --data-urlencode 'include=*'
Response 
{ "ip": "140.128.54.20" }

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Frequently Asked Questions

The latest lookup maps 140.128.54.20 to Pingshan Village, Nantou County, Taiwan. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS1659 and company Taichung Changhua Nantou Regional Network. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 140.128.54.20 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 140.128.54.20 is Asia/Taipei. 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 140.128.54.20.
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.