Detect Proxy IPs with Real-Time Intelligence. 250 Monthly Lookups & 100k Session Assessments Included.

1    "client":  {
2        "city": "Weldon Springs"
3        "behaviors": ["TOR_PROXY_USER"],
4        "concentration": {
5            "country": "US",
6            "density": 0.202,
7            "geohash": "9yz",
8            "skew": 45,
9            "state": "Missouri",

Get direct access to Spur’s verified proxy, VPN, and IP intelligence with a free Community account.

Enrich IP addresses and assess live traffic sessions in real time. Detect proxy infrastructure, identify anonymization signals, and validate suspicious activity with explainable intelligence. Built on continuously verified IP intelligence, not static proxy lists.

Run free proxy and IP investigations in seconds. No credit card required.

Reveal the Proxy Infrastructure Behind Any IP Address

Detect proxy infrastructure, VPN usage, and anonymized traffic tied to suspicious activity. Identify infrastructure used in fraud, automation abuse, and account attacks.

Use Spur as a free proxy detection and IP lookup tool to investigate suspicious infrastructure.

Expose connections to 1,000+ known proxy providers used in fraud, automation abuse, and evasion.

Commercial Proxy Services

Expose connections to 1,000+ known proxy providers used in fraud, automation abuse, and evasion.

Residential Proxy Networks

Detect residential proxy networks hiding behind real user IPs. Identify traffic routed through consumer devices and peer-to-peer proxy software.

VPN Infrastructure

Identify VPN infrastructure used to mask origin, evade controls, or support suspicious activity.

Hosting & ASN Context

Understand network ownership, hosting providers, and infrastructure concentration patterns to investigate suspicious proxy activity faster.

What’s Included in Spur Community

Use IP lookups to investigate proxy, VPN, and anonymous traffic. Use session assessments to evaluate live traffic activity.

Need more automation or higher query volumes? Upgrade anytime.

01
250 lookups per month
Run up to 250 IP investigations every month at no cost.
250 lookups per month
02
100k session assessments
Evaluate 100,000 live traffic sessions per month with Spur enrichment.
100k session assessments
03
Same core data as paid plans
Evaluate our verified IP intelligence and add scale when you need it.
Same core data as paid plans
04
Real-time dataset
Access continuously updated intelligence on VPN, proxy, and residential proxy infrastructure.
Real-time dataset
05
IPv4 and IPv6 coverage
Enrich any public IP address across modern and legacy networks.
IPv4 and IPv6 coverage

Start Detecting Proxy Traffic for Free.

Start investigating proxy, VPN, and anonymous IP infrastructure instantly. No credit card or sales call required.

Frequently Asked Questions

Yes. Spur Community includes up to 5,000 lookups and 100k session assessments per month at no cost.

Community provides UI-based lookups for investigation and evaluation. Paid plans support API access or on-prem data feeds; production integrations; automation; and higher volumes. See our pricing page to compare plans.

Community is intended for evaluation and limited usage. For production deployment or high-volume use cases, a paid plan is required.

Yes. Community uses the same continuously updated IP intelligence dataset as our paid tiers.

Detect Proxy IPs with Real-Time Intelligence. 250 Monthly Lookups & 100k Session Assessments Included.