IP address 66.71.205.191

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Overview

LocationCity, region and country where this IP is located.
Dover, Delaware, US
ASNThe autonomous system that announces this IP on the internet.
AS17294 — Build io, Inc.
TimezoneThe IANA time zone at this IP's location.
America/New_York
NetworkThe routed network block (CIDR) that contains this IP.
66.71.204.0/22
CompanyThe organization this IP is assigned to.
Build io, Inc.
Abuse contactWhere to report spam, attacks or other misuse from this IP.
jonathan@xenon.io

Associated location

Dover

Delaware, United States (US)

Powered byIP Geolocation API

City
Dover
District / county
Kent County
State / province
Delaware
Country
United States
Postal code
19901
Coordinates
39.15695, -75.52389

United States

39.15695, -75.52389

© Google Maps

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
    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

Cloud Provider

Detected
Provider Names
Build io, Inc.

Abuse contact

Jonathan Siegel

jonathan@xenon.io

Powered byIP Abuse Contact API

Name
Jonathan Siegel
Organization
—
Network
66.71.204.0/22
Country
US
Kind
individual
Address
9450 SW GEMINI DR, 7142, Beaverton, OR, 97008, United States
Emails
jonathan@xenon.io
Phone numbers
+1 415-361-7969+1 805-724-4560

Autonomous system

AS17294

Build io, Inc.

Powered byIP to ASN Database

ASN
AS17294
Country
US
Domain
build.io
Regional registry
ARIN
Organization
Build io, Inc.
Type
Business
Allocated on
2025-10-23

Organization

Build io, Inc.

AS17294 build.io Business US

Associated company

Build io, Inc.

Powered byIP to Company Database

Name
Build io, Inc.
Type
—
Domain
—

Network route

66.71.204.0/22

Powered byIP Geolocation API

Hostname
66.71.205.191
Route
66.71.204.0/22
Connection type
—
Anycast
No
CDN
No
CDN provider
—

Time zone

America/New_York

2026-11-08 06:23

Powered byTime Zone API

Offset from UTC
-5.0
Standard time zone
Eastern Standard Time
Standard abbreviation
EST
Daylight saving time
Yes
DST savings (hours)
0
Observing DST now
No
Dover

America/New_York

UTC-5.0

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" : "66.71.205.191",
  "hostname" : "66.71.205.191",
  "location" : {
    "continent_code" : "NA",
    "continent_name" : "North America",
    "country_code2" : "US",
    "country_code3" : "USA",
    "country_name" : "United States",
    "country_name_official" : "United States of America",
    "country_capital" : "Washington, D.C.",
    "state_prov" : "Delaware",
    "state_code" : "US-DE",
    "district" : "Kent County",
    "city" : "Dover",
    "locality" : "Dover",
    "accuracy_radius" : "27.216",
    "confidence" : "low",
    "dma_code" : "504",
    "zipcode" : "19901",
    "latitude" : "39.15695",
    "longitude" : "-75.52389",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/us_64.png",
    "geoname_id" : "4145251",
    "country_emoji" : "🇺🇸"
  },
  "country_metadata" : {
    "calling_code" : "+1",
    "tld" : ".us",
    "languages" : [ "en-US", "es-US", "haw", "fr" ]
  },
  "network" : {
    "connection_type" : "",
    "route" : "66.71.204.0/22",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "USD",
    "name" : "US Dollar",
    "symbol" : "$"
  },
  "asn" : {
    "as_number" : "AS17294",
    "organization" : "Build io, Inc.",
    "country" : "US",
    "type" : "BUSINESS",
    "domain" : "build.io",
    "date_allocated" : "2025-10-23",
    "rir" : "ARIN"
  },
  "company" : {
    "name" : "Build io, Inc.",
    "type" : "",
    "domain" : ""
  },
  "security" : {
    "threat_score" : 5,
    "is_tor" : false,
    "is_proxy" : false,
    "proxy_provider_names" : [ ],
    "proxy_confidence_score" : 0,
    "proxy_last_seen" : "",
    "proxy_days_seen_30d" : 0,
    "proxy_days_seen_7d" : 0,
    "proxy_provider_count_30d" : 0,
    "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" : "Build io, Inc.",
    "is_corporate_gateway" : false,
    "corporate_gateway_type" : "",
    "corporate_gateway_provider_name" : ""
  },
  "abuse" : {
    "route" : "66.71.204.0/22",
    "country" : "US",
    "name" : "Jonathan Siegel",
    "organization" : "",
    "kind" : "individual",
    "address" : "9450 SW GEMINI DR, 7142, Beaverton, OR, 97008, United States",
    "emails" : [ "jonathan@xenon.io" ],
    "phone_numbers" : [ "+14153617969", " +18057244560" ]
  },
  "time_zone" : {
    "name" : "America/New_York",
    "offset" : -5,
    "offset_with_dst" : -5,
    "current_time" : "2026-11-08 06:23:09.308-0500",
    "current_time_unix" : 1.794136989308E9,
    "current_tz_abbreviation" : "EST",
    "current_tz_full_name" : "Eastern Standard Time",
    "standard_tz_abbreviation" : "EST",
    "standard_tz_full_name" : "Eastern Standard Time",
    "is_dst" : false,
    "dst_savings" : 0,
    "dst_exists" : true,
    "dst_tz_abbreviation" : "EDT",
    "dst_tz_full_name" : "Eastern Daylight Time",
    "dst_start" : {
      "utc_time" : "2027-03-14 TIME 07:00",
      "duration" : "+1.00H",
      "gap" : true,
      "date_time_after" : "2027-03-14 TIME 03:00",
      "date_time_before" : "2027-03-14 TIME 02:00",
      "overlap" : false
    },
    "dst_end" : {
      "utc_time" : "2027-11-07 TIME 06:00",
      "duration" : "-1.00H",
      "gap" : false,
      "date_time_after" : "2027-11-07 TIME 01:00",
      "date_time_before" : "2027-11-07 TIME 02:00",
      "overlap" : true
    }
  },
  "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" : "??",
      "version_major" : "??",
      "build" : "??"
    }
  }
}

Evaluation Checklist

Behind the address

What the data tells you about 66.71.205.191.

Who operates 66.71.205.191?

Build io, Inc. operates AS17294, the autonomous system announcing this address. The associated company is Build io, Inc.; the reported network is 66.71.204.0/22.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when Build io, Inc. reassigns the block, so treat Dover as an estimate, not a fixed point.

View IP Geolocation API

How do I report abuse?

The listed abuse contact is Jonathan Siegel. 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=66.71.205.191' \
  --data-urlencode 'include=*'
Response 
{ "ip": "66.71.205.191" }

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Frequently Asked Questions

The latest lookup maps 66.71.205.191 to Dover, Delaware, United States. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS17294 and company Build io, Inc.. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 66.71.205.191 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 66.71.205.191 is America/New_York. 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 66.71.205.191.
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.