IP address 183.111.129.136

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Overview

LocationCity, region and country where this IP is located.
Seongnam-si, Gyeonggi-do, KR
ASNThe autonomous system that announces this IP on the internet.
AS38688 — GSNeotek
TimezoneThe IANA time zone at this IP's location.
Asia/Seoul
NetworkThe routed network block (CIDR) that contains this IP.
183.111.129.128/28
CompanyThe organization this IP is assigned to.
Korea Telecom
Abuse contactWhere to report spam, attacks or other misuse from this IP.
hostmaster@nic.or.kr

Reported location

Seongnam-si

Gyeonggi-do, South Korea (KR)

Powered byIP Geolocation API

City
Seongnam-si
District / county
Bundang
State / province
Gyeonggi-do
Country
South Korea
Postal code
463-010
Coordinates
37.35875, 127.11492

South Korea

37.35875, 127.11492

© 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
GSNeotek

Abuse contact

IRT-KRNIC-KR

hostmaster@nic.or.kr

Powered byIP Abuse Contact API

Name
IRT-KRNIC-KR
Organization
—
Network
183.96.0.0/11
Country
KR
Kind
group
Address
Seocho-ro 398, Seocho-gu, Seoul, Korea
Emails
hostmaster@nic.or.kr
Phone numbers
+82 2-500-6630

Autonomous system

AS38688

GSNeotek

Powered byASN Records

ASN
AS38688
Country
KR
Domain
gscdn.com
Regional registry
KRNIC
Organization
GSNeotek
Type
Internet service provider (ISP)
Allocated on
2007-08-24

Organization

GSNeotek

Associated company

Korea Telecom

ISP · kt.com

Powered byIP Geolocation API

Name
Korea Telecom
Type
Internet service provider (ISP)
Domain
kt.com

Network route

183.111.129.128/28

Fixed Broadband

Powered byIP Geolocation API

Hostname
dm44.coupang.com
Route
183.111.129.128/28
Connection type
Fixed Broadband
Anycast
no
CDN
no
CDN provider
—

Time zone

Asia/Seoul

2026-10-07 03:46

Powered byTime Zone API

Offset from UTC
9.0
Standard time zone
Korean Standard Time
Standard abbreviation
KST
Daylight saving time
false
DST savings (hours)
0
Observing DST now
false
Seongnam-si

South Korea

37.35875, 127.11492

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" : "183.111.129.136",
  "hostname" : "dm44.coupang.com",
  "location" : {
    "district" : "Bundang",
    "city" : "Seongnam-si",
    "locality" : "Seongnam-si",
    "zipcode" : "463-010",
    "latitude" : "37.35875",
    "longitude" : "127.11492",
    "continent_code" : "AS",
    "continent_name" : "Asia",
    "country_code2" : "KR",
    "country_code3" : "KOR",
    "country_name" : "South Korea",
    "country_name_official" : "Republic of Korea",
    "country_capital" : "Seoul",
    "state_prov" : "Gyeonggi-do",
    "state_code" : "KR-41",
    "accuracy_radius" : "21.071",
    "confidence" : "high",
    "dma_code" : "",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/kr_64.png",
    "geoname_id" : "6573770",
    "country_emoji" : "🇰🇷"
  },
  "country_metadata" : {
    "tld" : ".kr",
    "languages" : [ "ko-KR", "en" ],
    "calling_code" : "+82"
  },
  "network" : {
    "route" : "183.111.129.128/28",
    "connection_type" : "Fixed Broadband",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "KRW",
    "name" : "Won",
    "symbol" : "₩"
  },
  "asn" : {
    "organization" : "GSNeotek",
    "country" : "KR",
    "type" : "ISP",
    "domain" : "gscdn.com",
    "rir" : "KRNIC",
    "as_number" : "AS38688",
    "date_allocated" : "2007-08-24"
  },
  "company" : {
    "name" : "Korea Telecom",
    "type" : "ISP",
    "domain" : "kt.com"
  },
  "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" : "GSNeotek",
    "is_corporate_gateway" : false,
    "corporate_gateway_type" : "",
    "corporate_gateway_provider_name" : ""
  },
  "abuse" : {
    "route" : "183.96.0.0/11",
    "country" : "KR",
    "name" : "IRT-KRNIC-KR",
    "organization" : "",
    "kind" : "group",
    "address" : "Seocho-ro 398, Seocho-gu, Seoul, Korea",
    "emails" : [ "hostmaster@nic.or.kr" ],
    "phone_numbers" : [ "+8225006630" ]
  },
  "time_zone" : {
    "name" : "Asia/Seoul",
    "offset" : 9.0,
    "offset_with_dst" : 9.0,
    "current_time" : "2026-10-07 03:46:37.340+0900",
    "current_time_unix" : 1.79131239734E9,
    "current_tz_abbreviation" : "KST",
    "current_tz_full_name" : "Korean Standard Time",
    "standard_tz_abbreviation" : "KST",
    "standard_tz_full_name" : "Korean 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 183.111.129.136.

Who operates 183.111.129.136?

GSNeotek operates AS38688, the autonomous system announcing this address. The associated company is Korea Telecom; the reported network is 183.111.129.128/28.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when GSNeotek reassigns the block, so treat Seongnam-si as an estimate, not a fixed point.

View IP Location API

How do I report abuse?

The listed abuse contact is IRT-KRNIC-KR. 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=183.111.129.136' \
  --data-urlencode 'include=*'
Response 
{ "ip": "183.111.129.136" }

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Frequently Asked Questions

The latest lookup maps 183.111.129.136 to Seongnam-si, Gyeonggi-do, South Korea. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS38688 and company Korea Telecom. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 183.111.129.136 is Fixed Broadband. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 183.111.129.136 is Asia/Seoul. 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 183.111.129.136.
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.