IP address 221.239.18.224

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Overview

LocationCity, region and country where this IP is located.
Tianjin, CN
ASNThe autonomous system that announces this IP on the internet.
AS17638 — China Telecom Corporation Limited
TimezoneThe IANA time zone at this IP's location.
Asia/Shanghai
NetworkThe routed network block (CIDR) that contains this IP.
221.239.18.0/24
CompanyThe organization this IP is assigned to.
chinanet
Abuse contactWhere to report spam, attacks or other misuse from this IP.
anti-spam@chinatelecom.cn

Reported location

Tianjin

China (CN)

Powered byIP Geolocation API

City
Tianjin
District / county
Tianjin Shi
State / province
Tianjin
Country
China
Postal code
300300
Coordinates
39.08630, 117.31436

China

39.08630, 117.31436

© 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
CHINANET

Abuse contact

IRT-CHINANET-CN

anti-spam@chinatelecom.cn

Powered byIP Abuse Contact API

Name
IRT-CHINANET-CN
Organization
—
Network
221.238.0.0/16
Country
CN
Kind
group
Address
No.31 ,jingrong street,beijing, 100032
Emails
anti-spam@chinatelecom.cn
Phone numbers
+86 10 5850 1724

Autonomous system

AS17638

China Telecom Corporation Limited

Powered byASN Records

ASN
AS17638
Country
CN
Domain
chinatelecom.com.cn
Regional registry
APNIC
Organization
China Telecom Corporation Limited
Type
Internet service provider (ISP)
Allocated on
2002-11-18

Organization

China Telecom Corporation Limited

Associated company

chinanet

Powered byIP Geolocation API

Name
chinanet
Type
—
Domain
—

Network route

221.239.18.0/24

Fixed Broadband

Powered byIP Geolocation API

Hostname
221.239.18.224
Route
221.239.18.0/24
Connection type
Fixed Broadband
Anycast
no
CDN
no
CDN provider
—

Time zone

Asia/Shanghai

2026-10-06 03:54

Powered byTime Zone API

Offset from UTC
8.0
Standard time zone
China Standard Time
Standard abbreviation
GMT+08:00
Daylight saving time
false
DST savings (hours)
0
Observing DST now
false
Tianjin

China

39.08630, 117.31436

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" : "221.239.18.224",
  "hostname" : "221.239.18.224",
  "location" : {
    "district" : "Tianjin Shi",
    "city" : "Tianjin",
    "locality" : "Tianjin",
    "zipcode" : "300300",
    "latitude" : "39.08630",
    "longitude" : "117.31436",
    "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" : "Tianjin",
    "state_code" : "CN-TJ",
    "accuracy_radius" : "10.121",
    "confidence" : "medium",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/cn_64.png",
    "geoname_id" : "1785249",
    "country_emoji" : "🇨🇳"
  },
  "country_metadata" : {
    "tld" : ".cn",
    "languages" : [ "zh-CN", "yue", "wuu", "dta", "ug", "za" ],
    "calling_code" : "+86"
  },
  "network" : {
    "route" : "221.239.18.0/24",
    "connection_type" : "Fixed Broadband",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "CNY",
    "name" : "Yuan Renminbi",
    "symbol" : "¥"
  },
  "asn" : {
    "organization" : "China Telecom Corporation Limited",
    "country" : "CN",
    "type" : "ISP",
    "domain" : "chinatelecom.com.cn",
    "rir" : "APNIC",
    "as_number" : "AS17638",
    "date_allocated" : "2002-11-18"
  },
  "company" : {
    "name" : "chinanet",
    "type" : "",
    "domain" : ""
  },
  "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" : "CHINANET",
    "is_corporate_gateway" : false,
    "corporate_gateway_type" : "",
    "corporate_gateway_provider_name" : ""
  },
  "abuse" : {
    "route" : "221.238.0.0/16",
    "country" : "CN",
    "name" : "IRT-CHINANET-CN",
    "organization" : "",
    "kind" : "group",
    "address" : "No.31 ,jingrong street,beijing, 100032",
    "emails" : [ "anti-spam@chinatelecom.cn" ],
    "phone_numbers" : [ "+861058501724" ]
  },
  "time_zone" : {
    "name" : "Asia/Shanghai",
    "offset" : 8.0,
    "offset_with_dst" : 8.0,
    "current_time" : "2026-10-06 03:54:07.705+0800",
    "current_time_unix" : 1.791230047705E9,
    "current_tz_abbreviation" : "GMT+08:00",
    "current_tz_full_name" : "China Standard Time",
    "standard_tz_abbreviation" : "GMT+08:00",
    "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 221.239.18.224.

Who operates 221.239.18.224?

China Telecom Corporation Limited operates AS17638, the autonomous system announcing this address. The associated company is chinanet; the reported network is 221.239.18.0/24.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when China Telecom Corporation Limited reassigns the block, so treat Tianjin as an estimate, not a fixed point.

View IP Location API

How do I report abuse?

The listed abuse contact is IRT-CHINANET-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=221.239.18.224' \
  --data-urlencode 'include=*'
Response 
{ "ip": "221.239.18.224" }

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Frequently Asked Questions

The latest lookup maps 221.239.18.224 to Tianjin, Tianjin, China. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS17638 and company chinanet. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 221.239.18.224 is Fixed Broadband. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 221.239.18.224 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 221.239.18.224.
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.