IP address 221.239.23.251

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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.
221.239.23.0/24
CompanyThe organization this IP is assigned to.
DINGSHENGWANGLUO LTD.
Abuse contactWhere to report spam, attacks or other misuse from this IP.
tjipback@yahoo.com

Reported location

Tianjin

China (CN)

Powered byIP Geolocation API

City
Tianjin
District / county
—
State / province
Tianjin
Country
China
Postal code
300012
Coordinates
39.12318, 117.22562

China

39.12318, 117.22562

© 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

admin tjtele

tjipback@yahoo.com

Powered byIP Abuse Contact API

Name
admin tjtele
Organization
—
Network
221.239.23.192/26
Country
CN
Kind
individual
Address
No.11 LIUJING ROAD ,HEDONG ,TIANJIN,CHINA
Emails
tjipback@yahoo.com
Phone numbers
+86 22 8558 0499, +86 22 8558 0970

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

DINGSHENGWANGLUO LTD.

BUSINESS · dingshenggroup.net

Powered byIP Geolocation API

Name
DINGSHENGWANGLUO LTD.
Type
Business
Domain
dingshenggroup.net

Network route

221.239.23.0/24

Powered byIP Geolocation API

Hostname
221.239.23.251
Route
221.239.23.0/24
Connection type
—
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

39.12318, 117.22562

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" : "221.239.23.251",
  "hostname" : "221.239.23.251",
  "location" : {
    "district" : "",
    "city" : "Tianjin",
    "locality" : "Tianjin",
    "zipcode" : "300012",
    "latitude" : "39.12318",
    "longitude" : "117.22562",
    "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" : "14.595",
    "confidence" : "medium",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/cn_64.png",
    "geoname_id" : "8413222",
    "country_emoji" : "🇨🇳"
  },
  "country_metadata" : {
    "tld" : ".cn",
    "languages" : [ "zh-CN", "yue", "wuu", "dta", "ug", "za" ],
    "calling_code" : "+86"
  },
  "network" : {
    "route" : "221.239.23.0/24",
    "connection_type" : "",
    "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" : "DINGSHENGWANGLUO LTD.",
    "type" : "BUSINESS",
    "domain" : "dingshenggroup.net"
  },
  "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" : "221.239.23.192/26",
    "country" : "CN",
    "name" : "admin tjtele",
    "organization" : "",
    "kind" : "individual",
    "address" : "No.11 LIUJING ROAD ,HEDONG ,TIANJIN,CHINA",
    "emails" : [ "tjipback@yahoo.com" ],
    "phone_numbers" : [ "+862285580499", " +862285580970" ]
  },
  "time_zone" : {
    "name" : "Asia/Shanghai",
    "offset" : 8.0,
    "offset_with_dst" : 8.0,
    "current_time" : "2026-10-06 03:54:10.347+0800",
    "current_time_unix" : 1.791230050347E9,
    "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 221.239.23.251.

Who operates 221.239.23.251?

China Telecom Corporation Limited operates AS17638, the autonomous system announcing this address. The associated company is DINGSHENGWANGLUO LTD.; the reported network is 221.239.23.0/24.

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 admin tjtele. 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=221.239.23.251' \
  --data-urlencode 'include=*'
Response 
{ "ip": "221.239.23.251" }

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Frequently Asked Questions

The latest lookup maps 221.239.23.251 to Tianjin, Tianjin, China. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS17638 and company DINGSHENGWANGLUO LTD.. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 221.239.23.251 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 221.239.23.251 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 221.239.23.251.
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.