IP address 221.128.242.17

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Overview

LocationCity, region and country where this IP is located.
Beijing, CN
ASNThe autonomous system that announces this IP on the internet.
AS18180 — Taiwan Network Information Center
TimezoneThe IANA time zone at this IP's location.
Asia/Shanghai
NetworkThe routed network block (CIDR) that contains this IP.
221.128.242.0/24
CompanyThe organization this IP is assigned to.
Beijing Chang Ying Netowrk Service Co.Ltd
Abuse contactWhere to report spam, attacks or other misuse from this IP.
ipas@cnnic.cn

Associated location

Beijing

China (CN)

Powered byIP Geolocation API

City
Beijing
District / county
—
State / province
Beijing
Country
China
Postal code
100032
Coordinates
39.90657, 116.38765

China

39.90657, 116.38765

© Google Maps

Threat score

35/100 Medium 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.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.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

Known Attacker

Detected

This IP has been seen in attacks such as brute force, scanning or exploits.

Cloud Provider

Detected
Provider Names
Taiwan Network Information Center

Abuse contact

IRT-CNNIC-CN

ipas@cnnic.cn

Powered byIP Abuse Contact API

Name
IRT-CNNIC-CN
Organization
—
Network
221.128.128.0/17
Country
CN
Kind
group
Address
Beijing, China
Emails
ipas@cnnic.cn
Phone numbers
+86 10 5867 8160

Autonomous system

AS18180

Taiwan Network Information Center

Powered byIP to ASN Database

ASN
AS18180
Country
TW
Domain
twnic.tw
Regional registry
APNIC
Organization
Taiwan Network Information Center
Type
Government
Allocated on
2002-04-05

Organization

Taiwan Network Information Center

AS18180 twnic.tw Government TW

Associated company

Beijing Chang Ying Netowrk Service Co.Ltd

Powered byIP to Company Database

Name
Beijing Chang Ying Netowrk Service Co.Ltd
Type
—
Domain
—

Network route

221.128.242.0/24

Powered byIP Geolocation API

Hostname
221.128.242.17
Route
221.128.242.0/24
Connection type
—
Anycast
No
CDN
No
CDN provider
—

Time zone

Asia/Shanghai

2026-10-22 06:31

Powered byTime Zone API

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

Asia/Shanghai

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" : "221.128.242.17",
  "hostname" : "221.128.242.17",
  "location" : {
    "district" : "",
    "city" : "Beijing",
    "locality" : "Beijing",
    "zipcode" : "100032",
    "latitude" : "39.90657",
    "longitude" : "116.38765",
    "continent_code" : "AS",
    "continent_name" : "Asia",
    "country_code2" : "CN",
    "country_code3" : "CHN",
    "country_name" : "China",
    "country_name_official" : "People’s Republic of China",
    "country_capital" : "Beijing",
    "state_prov" : "Beijing",
    "state_code" : "CN-BJ",
    "accuracy_radius" : "23.27",
    "confidence" : "high",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/cn_64.png",
    "geoname_id" : "10175287",
    "country_emoji" : "🇨🇳"
  },
  "country_metadata" : {
    "tld" : ".cn",
    "languages" : [ "zh-CN", "yue", "wuu", "dta", "ug", "za" ],
    "calling_code" : "+86"
  },
  "network" : {
    "route" : "221.128.242.0/24",
    "connection_type" : "",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "CNY",
    "name" : "Yuan Renminbi",
    "symbol" : "¥"
  },
  "asn" : {
    "organization" : "Taiwan Network Information Center",
    "country" : "TW",
    "type" : "GOVERNMENT",
    "domain" : "twnic.tw",
    "rir" : "APNIC",
    "as_number" : "AS18180",
    "date_allocated" : "2002-04-05"
  },
  "company" : {
    "name" : "Beijing Chang Ying Netowrk Service Co.Ltd",
    "type" : "",
    "domain" : ""
  },
  "security" : {
    "threat_score" : 35,
    "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" : true,
    "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" : "Taiwan Network Information Center",
    "is_corporate_gateway" : false,
    "corporate_gateway_type" : "",
    "corporate_gateway_provider_name" : ""
  },
  "abuse" : {
    "route" : "221.128.128.0/17",
    "country" : "CN",
    "name" : "IRT-CNNIC-CN",
    "organization" : "",
    "kind" : "group",
    "address" : "Beijing, China",
    "emails" : [ "ipas@cnnic.cn" ],
    "phone_numbers" : [ "+861058678160" ]
  },
  "time_zone" : {
    "name" : "Asia/Shanghai",
    "offset" : 8.0,
    "offset_with_dst" : 8.0,
    "current_time" : "2026-10-22 06:31:53.378+0800",
    "current_time_unix" : 1.792621913378E9,
    "current_tz_abbreviation" : "CST",
    "current_tz_full_name" : "China Standard Time",
    "standard_tz_abbreviation" : "CST",
    "standard_tz_full_name" : "China 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 221.128.242.17.

Who operates 221.128.242.17?

Taiwan Network Information Center operates AS18180, the autonomous system announcing this address. The associated company is Beijing Chang Ying Netowrk Service Co.Ltd; the reported network is 221.128.242.0/24.

View ASN API

Why can its location change?

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

View IP Location API

How do I report abuse?

The listed abuse contact is IRT-CNNIC-CN. 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=221.128.242.17' \
  --data-urlencode 'include=*'
Response 
{ "ip": "221.128.242.17" }

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Frequently Asked Questions

The latest lookup maps 221.128.242.17 to Beijing, Beijing, China. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS18180 and company Beijing Chang Ying Netowrk Service Co.Ltd. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 221.128.242.17 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 221.128.242.17 is Asia/Shanghai. 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 221.128.242.17.
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.