IP address 208.53.207.11

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Overview

LocationCity, region and country where this IP is located.
Sioux Falls, South Dakota, US
ASNThe autonomous system that announces this IP on the internet.
AS13576 — SDN Communications
TimezoneThe IANA time zone at this IP's location.
America/Chicago
NetworkThe routed network block (CIDR) that contains this IP.
208.53.207.0/24
CompanyThe organization this IP is assigned to.
SDN BCKB
Abuse contactWhere to report spam, attacks or other misuse from this IP.
arin.abuse@sdncommunications.com

Associated location

Sioux Falls

South Dakota, United States (US)

Powered byIP Geolocation API

City
Sioux Falls
District / county
Minnehaha
State / province
South Dakota
Country
United States
Postal code
57104-2543
Coordinates
43.54671, -96.76429

United States

43.54671, -96.76429

© Google Maps

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
    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.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 an attacker, spam source, Tor exit, VPN, proxy, relay, bot, cloud provider or corporate gateway.

Abuse contact

SDN Communications Abuse

arin.abuse@sdncommunications.com

Powered byIP Abuse Contact API

Name
SDN Communications Abuse
Organization
SDN Communications
Network
208.53.207.0/24
Country
US
Kind
group
Address
2900 WEST 10TH STREET, Sioux Falls, SD, 57104, United States
Emails
arin.abuse@sdncommunications.com
Phone numbers
+1 605-978-3548

Autonomous system

AS13576

SDN Communications

Powered byIP to ASN Database

ASN
AS13576
Country
US
Domain
sdncommunications.com
Regional registry
ARIN
Organization
SDN Communications
Type
Internet service provider (ISP)
Allocated on
1999-07-08

Organization

SDN Communications

AS13576 sdncommunications.com ISP US

Associated company

SDN BCKB

Powered byIP to Company Database

Name
SDN BCKB
Type
—
Domain
—

Network route

208.53.207.0/24

Powered byIP Geolocation API

Hostname
cust.109165.bntpsdae02r.sdnet.net
Route
208.53.207.0/24
Connection type
—
Anycast
No
CDN
No
CDN provider
—

Time zone

America/Chicago

2026-11-10 17:29

Powered byTime Zone API

Offset from UTC
-6.0
Standard time zone
Central Standard Time
Standard abbreviation
CST
Daylight saving time
Yes
DST savings (hours)
0
Observing DST now
No
Sioux Falls

America/Chicago

UTC-6.0

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" : "208.53.207.11",
  "hostname" : "cust.109165.bntpsdae02r.sdnet.net",
  "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" : "South Dakota",
    "state_code" : "US-SD",
    "district" : "Minnehaha",
    "city" : "Sioux Falls",
    "locality" : "Sioux Falls",
    "accuracy_radius" : "11.684",
    "confidence" : "medium",
    "dma_code" : "725",
    "zipcode" : "57104-2543",
    "latitude" : "43.54671",
    "longitude" : "-96.76429",
    "is_eu" : false,
    "country_flag" : "https://ipgeolocation.io/static/flags/us_64.png",
    "geoname_id" : "8101625",
    "country_emoji" : "🇺🇸"
  },
  "country_metadata" : {
    "calling_code" : "+1",
    "tld" : ".us",
    "languages" : [ "en-US", "es-US", "haw", "fr" ]
  },
  "network" : {
    "connection_type" : "",
    "route" : "208.53.207.0/24",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "USD",
    "name" : "US Dollar",
    "symbol" : "$"
  },
  "asn" : {
    "as_number" : "AS13576",
    "organization" : "SDN Communications",
    "country" : "US",
    "type" : "ISP",
    "domain" : "sdncommunications.com",
    "date_allocated" : "1999-07-08",
    "rir" : "ARIN"
  },
  "company" : {
    "name" : "SDN BCKB",
    "type" : "",
    "domain" : ""
  },
  "security" : {
    "threat_score" : 0,
    "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" : false,
    "cloud_provider_name" : "",
    "is_corporate_gateway" : false,
    "corporate_gateway_type" : "",
    "corporate_gateway_provider_name" : ""
  },
  "abuse" : {
    "route" : "208.53.207.0/24",
    "country" : "US",
    "name" : "SDN Communications Abuse",
    "organization" : "SDN Communications",
    "kind" : "group",
    "address" : "2900 WEST 10TH STREET, Sioux Falls, SD, 57104, United States",
    "emails" : [ "arin.abuse@sdncommunications.com" ],
    "phone_numbers" : [ "+16059783548" ]
  },
  "time_zone" : {
    "name" : "America/Chicago",
    "offset" : -6,
    "offset_with_dst" : -6,
    "current_time" : "2026-11-10 17:29:34.339-0600",
    "current_time_unix" : 1.794353374339E9,
    "current_tz_abbreviation" : "CST",
    "current_tz_full_name" : "Central Standard Time",
    "standard_tz_abbreviation" : "CST",
    "standard_tz_full_name" : "Central Standard Time",
    "is_dst" : false,
    "dst_savings" : 0,
    "dst_exists" : true,
    "dst_tz_abbreviation" : "CDT",
    "dst_tz_full_name" : "Central Daylight Time",
    "dst_start" : {
      "utc_time" : "2027-03-14 TIME 08:00",
      "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 07:00",
      "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 208.53.207.11.

Who operates 208.53.207.11?

SDN Communications operates AS13576, the autonomous system announcing this address. The associated company is SDN BCKB; the reported network is 208.53.207.0/24.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when SDN Communications reassigns the block, so treat Sioux Falls as an estimate, not a fixed point.

View IP Geolocation API

How do I report abuse?

The listed abuse contact is SDN Communications Abuse. 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=208.53.207.11' \
  --data-urlencode 'include=*'
Response 
{ "ip": "208.53.207.11" }

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Frequently Asked Questions

The latest lookup maps 208.53.207.11 to Sioux Falls, South Dakota, United States. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS13576 and company SDN BCKB. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 208.53.207.11 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 208.53.207.11 is America/Chicago. 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 208.53.207.11.
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.