IP address 31.151.55.59

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Overview

LocationCity, region and country where this IP is located.
Langeheit, North Holland, NL
ASNThe autonomous system that announces this IP on the internet.
AS33915 — Vodafone Libertel B.V.
TimezoneThe IANA time zone at this IP's location.
Europe/Amsterdam
NetworkThe routed network block (CIDR) that contains this IP.
31.151.0.0/17
CompanyThe organization this IP is assigned to.
VodafoneZiggo
Abuse contactWhere to report spam, attacks or other misuse from this IP.
abuse@ziggo.nl

Associated location

Langeheit

North Holland, Netherlands (NL)

Powered byIP Geolocation API

City
Langeheit
District / county
Gemeente Zaanstad
State / province
North Holland
Country
Netherlands
Postal code
1566
Coordinates
52.48706, 4.75606

Netherlands

52.48706, 4.75606

© 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

Ziggo Netherlands Abuse

abuse@ziggo.nl

Powered byIP Abuse Contact API

Name
Ziggo Netherlands Abuse
Organization
—
Network
31.151.0.0/18
Country
NL
Kind
group
Address
Ziggo Services B.V., Postbus 80900, 1005 DA Amsterdam, Netherlands
Emails
abuse@ziggo.nl
Phone numbers
+31 88 717 0000+31 20 778 9840+31 20 778 8203

Autonomous system

AS33915

Vodafone Libertel B.V.

Powered byIP to ASN Database

ASN
AS33915
Country
NL
Domain
vodafone.nl
Regional registry
RIPE
Organization
Vodafone Libertel B.V.
Type
Internet service provider (ISP)
Allocated on
2004-09-06

Organization

Vodafone Libertel B.V.

AS33915 vodafone.nl ISP NL

Associated company

VodafoneZiggo

ISP · vodafoneziggo.nl

Powered byIP to Company Database

Name
VodafoneZiggo
Type
Internet service provider (ISP)
Domain
vodafoneziggo.nl

Network route

31.151.0.0/17

Powered byIP Geolocation API

Hostname
31-151-55-59.dynamic.upc.nl
Route
31.151.0.0/17
Connection type
—
Anycast
No
CDN
No
CDN provider
—

Time zone

Europe/Amsterdam

2026-10-24 23:10

Powered byTime Zone API

Offset from UTC
1.0
Standard time zone
Central European Standard Time
Standard abbreviation
CET
Daylight saving time
Yes
DST savings (hours)
1
Observing DST now
Yes
Langeheit

Europe/Amsterdam

UTC1.0

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" : "31.151.55.59",
  "hostname" : "31-151-55-59.dynamic.upc.nl",
  "location" : {
    "district" : "Gemeente Zaanstad",
    "city" : "Langeheit",
    "locality" : "Langeheit",
    "zipcode" : "1566",
    "latitude" : "52.48706",
    "longitude" : "4.75606",
    "continent_code" : "EU",
    "continent_name" : "Europe",
    "country_code2" : "NL",
    "country_code3" : "NLD",
    "country_name" : "Netherlands",
    "country_name_official" : "Kingdom of the Netherlands",
    "country_capital" : "Amsterdam",
    "state_prov" : "North Holland",
    "state_code" : "NL-NH",
    "accuracy_radius" : "4.5",
    "confidence" : "high",
    "dma_code" : "",
    "is_eu" : true,
    "country_flag" : "https://ipgeolocation.io/static/flags/nl_64.png",
    "geoname_id" : "2751955",
    "country_emoji" : "🇳🇱"
  },
  "country_metadata" : {
    "tld" : ".nl",
    "languages" : [ "nl-NL", "fy-NL" ],
    "calling_code" : "+31"
  },
  "network" : {
    "route" : "31.151.0.0/17",
    "connection_type" : "",
    "is_anycast" : false,
    "is_cdn" : false,
    "cdn_provider_name" : ""
  },
  "currency" : {
    "code" : "EUR",
    "name" : "Euro",
    "symbol" : "€"
  },
  "asn" : {
    "organization" : "Vodafone Libertel B.V.",
    "country" : "NL",
    "type" : "ISP",
    "domain" : "vodafone.nl",
    "rir" : "RIPE",
    "as_number" : "AS33915",
    "date_allocated" : "2004-09-06"
  },
  "company" : {
    "name" : "VodafoneZiggo",
    "type" : "ISP",
    "domain" : "vodafoneziggo.nl"
  },
  "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" : "31.151.0.0/18",
    "country" : "NL",
    "name" : "Ziggo Netherlands Abuse",
    "organization" : "",
    "kind" : "group",
    "address" : "Ziggo Services B.V., Postbus 80900, 1005 DA Amsterdam, Netherlands",
    "emails" : [ "abuse@ziggo.nl" ],
    "phone_numbers" : [ "+31887170000", " +31207789840", " +31207788203" ]
  },
  "time_zone" : {
    "name" : "Europe/Amsterdam",
    "offset" : 1.0,
    "offset_with_dst" : 2.0,
    "current_time" : "2026-10-24 23:10:10.426+0200",
    "current_time_unix" : 1.792876210426E9,
    "current_tz_abbreviation" : "CEST",
    "current_tz_full_name" : "Central European Summer Time",
    "standard_tz_abbreviation" : "CET",
    "standard_tz_full_name" : "Central European Standard Time",
    "is_dst" : true,
    "dst_savings" : 1,
    "dst_exists" : true,
    "dst_tz_abbreviation" : "CEST",
    "dst_tz_full_name" : "Central European Summer Time",
    "dst_start" : {
      "utc_time" : "2026-03-29 TIME 01:00",
      "duration" : "+1.00H",
      "gap" : true,
      "date_time_after" : "2026-03-29 TIME 03:00",
      "date_time_before" : "2026-03-29 TIME 02:00",
      "overlap" : false
    },
    "dst_end" : {
      "utc_time" : "2026-10-25 TIME 01:00",
      "duration" : "-1.00H",
      "gap" : false,
      "date_time_after" : "2026-10-25 TIME 02:00",
      "date_time_before" : "2026-10-25 TIME 03:00",
      "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" : "??",
      "build" : "??",
      "version_major" : "??"
    }
  }
}

Evaluation Checklist

Behind the address

What the data tells you about 31.151.55.59.

Who operates 31.151.55.59?

Vodafone Libertel B.V. operates AS33915, the autonomous system announcing this address. The associated company is VodafoneZiggo; the reported network is 31.151.0.0/17.

View ASN API

Why can its location change?

IP location comes from routing, registry and measurement data. It can shift when Vodafone Libertel B.V. reassigns the block, so treat Langeheit as an estimate, not a fixed point.

View IP Location API

How do I report abuse?

The listed abuse contact is Ziggo Netherlands 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=31.151.55.59' \
  --data-urlencode 'include=*'
Response 
{ "ip": "31.151.55.59" }

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Frequently Asked Questions

The latest lookup maps 31.151.55.59 to Langeheit, North Holland, Netherlands. Geolocation is approximate and should be treated as city/region level guidance.
This page currently shows ASN AS33915 and company VodafoneZiggo. ASN and company attribution can change as routing and ownership records are updated.
The reported connection type for 31.151.55.59 is not published. This value helps with traffic analytics, abuse prevention, and policy routing decisions.
The current timezone record for 31.151.55.59 is Europe/Amsterdam. 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 31.151.55.59.
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.