Malicious URL Scanner
Scan URLs for Malware & Phishing Links
Scan any URL to detect malware, phishing, and suspicious behavior with real-time threat intelligence.
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Malicious URL Scanner FAQs
Learn more about malicious URL scanning
Perform a domain phishing check and malware URL scan with real-time threat data, redirect analysis, and risk scoring for any link.
Free URL Malware Scanner for Real-Time Protection
Check suspicious links with the IPQS malicious URL scanner. Real-time results detect phishing links and malware domains using blacklists, deep machine learning, and live threat data. Our algorithms match indicators from malicious websites and phishing domains while limiting false-positives, including zero-day malware the URL has never been scanned before.
Use this free URL scanner to prevent suspicious links, scams, and dangerous websites. Scan user generated content, email messages, and page links with reliable phishing URL detection.
Deploy this URL malware scanner with SOAR or SIEM platforms such as Splunk threat intelligence, Palo Alto, Sumo Logic, Swimlane, IBM QRadar, ThreatConnect, and Azure Sentinel. Unlike Google Safe Browsing, IPQS uses proprietary data and AI to check URL safety and detect suspicious websites with greater accuracy than typical website safety checker services.
How to Check a URL for Malware or Viruses
The IPQS malicious URL checker makes it easy to scan suspicious links and instantly determine if they are safe. Our advanced URL malware scanner uses machine learning, redirect tracking, and forensic analysis to expose hidden threats, including cloaked redirects and embedded malicious code. By using our URL virus scanner, you can block harmful websites, prevent phishing clicks, and protect your users from scams. Whether you're checking a single link or deploying an enterprise-grade URL scanner for malware, IPQS provides trusted accuracy without false positives. Our system analyzes zero-day phishing domains, malware payloads, and newly hijacked websites in real time. Simply enter a link into our online tool to check a URL for malware, or integrate the API into your backend or security platform for automated link protection.
URL Scanner — Malware URL Checker
The malicious URL checker quickly analyzes whether a link is suspicious or unsafe. Real-time scanning helps block malware and prevent phishing clicks. Use the free tool online or the API in your own backend or SOAR security platform.
Scan URLs for malware with trusted accuracy. IPQS follows redirects and cloaking to identify the true destination URL, using AI and machine learning while avoiding false-positives.
Is this link safe? Real-time content analysis identifies malicious code and embedded malicious links, including zero-day phishing and newly compromised domains.
Malicious URL Categories & Risk Types
Use this free website malware scanner to detect high-risk websites and phishing domains across these categories:
Phishing — Fake login or registration pages that capture credentials, often disguised as legitimate brands. IPQS detects phishing domains including targeted spear phishing payloads.
Malware — Sites hosting exploit kits, viruses, or similar malware that can compromise devices, including hijacked domains.
Command And Control (C2) — URLs used by attackers to command botnets and automated abuse. The IPQS URL checker identifies C2 servers and related threats.
Parked Domains — Typosquatting, disposable services, and suspicious links often associated with parked or recently configured domains.
Detect Parked Domains & Suspicious Redirects
Accurate parked domain detection identifies bogus sites used for spam or malicious purposes, including newly registered domains, dormant domains, aliases, and suspicious redirect chains. IPQS pairs URL checker technology with IP reputation checks to surface servers with abusive history. Create custom rules to block parked domains only when other risk signals are present.
Prevent Phishing Attacks with Smarter URL Scanning
Stop phishing emails, smishing, and suspicious SMS links with real-time phishing domain detection. Integrate the phishing detection API with your security stack for higher accuracy than legacy providers.
Advanced machine learning and AI power website safety checks and real-time URL threat scanning. Combine with email risk scoring to filter malicious emails and domains alongside link URLs.
What Is The IPQS Threat Network?
IPQS operates one of the largest honeypot threat networks online, helping detect malicious URLs, suspicious links, and fraudulent behavior faster than traditional tools. Threat intelligence feeds serve Fortune 500s, financial institutions, ad networks, and leading consumer brands worldwide.
Fraud Fusion™ parses live data for reputation checks across IPs, domains, suspicious URLs, payments, and user data. Access threat intelligence feeds and fraud prevention tools to deploy protection in your environment.
Interested in threat intelligence feeds? Book a demo to see how IPQS outperforms legacy threat providers.
Looking for Threat Data?
View malicious behavior and the latest cyber threats with over 10 years of technology behind the IPQS threat network. Common use cases include:
What Is a URL Scanner?
A URL scanner is a security tool that analyzes links and websites for signs of malicious activity, suspicious behavior, and potential threats. URL scanners help individuals and organizations determine whether a link may be associated with malware, phishing attacks, scams, malicious redirects, or other forms of cybercrime before visiting the website.
Why URL Scanning Matters
Cybercriminals frequently use malicious links to distribute malware, steal credentials, launch phishing campaigns, and direct users to fraudulent websites. Because many malicious URLs are designed to appear legitimate, manually evaluating links can be difficult. URL scanners provide an additional layer of protection by analyzing links for known and emerging threats.
How URL Scanners Identify Risk
Modern URL scanners evaluate a variety of intelligence signals, including domain reputation, threat intelligence data, malware indicators, phishing characteristics, hosting information, redirect behavior, and historical abuse reports. These signals help assess whether a URL appears trustworthy or potentially dangerous.
Common Threats Detected by URL Scanners
URL scanners are commonly used to identify phishing websites, malware distribution pages, suspicious redirects, scam websites, fake login portals, and domains associated with malicious activity. Many solutions also help identify newly emerging threats before they appear on traditional blocklists.
Who Uses URL Scanners?
URL scanning tools are used by consumers, businesses, security teams, IT professionals, fraud prevention specialists, and threat intelligence researchers. They help protect users from malicious websites while supporting broader cybersecurity and fraud prevention efforts.
As online threats continue to evolve, URL scanners have become an important security resource for evaluating website safety, analyzing suspicious links, and reducing exposure to cyber threats.
How Our URL Scanner Detects Threats That Blacklists Miss
Traditional URL blacklists can be effective at blocking known malicious websites, but they often struggle to identify newly emerging threats. Cybercriminals frequently create new domains, rotate infrastructure, and launch short-lived phishing campaigns designed to evade static blocklists. Modern URL scanning requires a more dynamic approach.
New Threats Appear Every Day
Many malicious websites are created specifically for short-term attacks. Phishing pages, scam websites, malware distribution domains, and fraudulent login portals may only remain active for a few hours or days before disappearing. By the time some threats are added to traditional blacklists, the damage may already be done.
Attackers Constantly Rotate Domains
Threat actors regularly register new domains and move campaigns between websites to avoid detection. A URL that has never been reported before may still exhibit characteristics commonly associated with malicious activity. Looking beyond historical blacklist data helps identify suspicious websites earlier in their lifecycle.
Risk Signals Extend Beyond Domain Reputation
Modern URL analysis evaluates multiple indicators rather than relying solely on whether a domain has been previously reported. Factors such as hosting infrastructure, registration patterns, redirect behavior, website content, threat intelligence data, and historical relationships can provide valuable insight into potential risk.
Real-Time Analysis Improves Detection
Static blacklists are limited to known threats. Real-time URL scanning allows security systems to evaluate websites as they exist today, helping identify suspicious activity, emerging attack patterns, and newly observed threats that may not yet appear on blocklists.
Multiple Signals Improve Accuracy
No single indicator can reliably identify every malicious website. Effective URL scanning combines threat intelligence, domain reputation analysis, malware detection, phishing indicators, infrastructure analysis, and behavioral signals to provide a more complete assessment of risk.
By analyzing a broad range of intelligence signals instead of relying exclusively on historical blacklists, modern URL scanners can help identify emerging threats earlier and provide stronger protection against phishing, malware, scams, and other forms of online abuse.
Common Types of Malicious URLs Detected by Our URL Scanner
Cybercriminals use a wide variety of websites and online infrastructure to distribute malware, steal credentials, and launch attacks. Our URL scanner helps identify many of the most common categories of malicious websites, allowing users to evaluate links before visiting potentially dangerous pages.
Phishing Websites
Phishing websites are designed to impersonate legitimate brands, services, or organizations in order to steal usernames, passwords, payment information, and other sensitive data. These pages often mimic official login portals, account verification forms, banking websites, and popular online services. Modern phishing attacks can be highly sophisticated, making it difficult for users to distinguish fraudulent websites from legitimate ones.
Some campaigns use spear phishing techniques, where malicious links are customized for specific individuals, organizations, or industries to increase the likelihood of success.
Malware Distribution Sites
Malicious URLs may host malware, ransomware, spyware, trojans, exploit kits, or other harmful software designed to compromise devices and networks. In some cases, attackers create dedicated malware distribution domains. In others, legitimate websites are compromised and temporarily used to distribute malicious content without the owner's knowledge.
Command and Control (C2) Infrastructure
Command and control servers are used by cybercriminals to communicate with infected devices, botnets, and malicious software operating in the wild. These systems can distribute instructions, receive stolen data, coordinate attacks, and manage large-scale malicious campaigns. Identifying C2 infrastructure is an important part of threat detection and malware analysis.
Scam and Fraud Websites
Fraudulent websites are often created to deceive users into sending money, sharing personal information, purchasing fake products, or participating in investment and cryptocurrency scams. These websites frequently rely on social engineering tactics to create a false sense of legitimacy and urgency.
Typosquatting and Lookalike Domains
Some malicious websites use domain names that closely resemble well-known brands, businesses, and online services. Attackers may replace characters, introduce subtle spelling changes, or use alternative domain extensions to trick users into visiting the wrong website. These lookalike domains are commonly used in phishing campaigns and credential theft attacks.
Parked and Suspicious Domains
While not all parked domains are malicious, some may be associated with spam campaigns, disposable services, domain abuse, or other suspicious activity. Evaluating domain reputation and historical behavior can help determine whether a parked domain presents elevated risk.
By analyzing multiple intelligence signals, our URL scanner helps identify potentially malicious websites, phishing pages, malware distribution domains, scam websites, and other online threats before they can impact users or organizations.
Integrate URL Scanning Into Your Applications
Need to scan URLs automatically at scale? The IPQS URL Scanner API provides real-time URL analysis that can be integrated into websites, applications, security platforms, email filtering systems, fraud prevention workflows, and threat intelligence operations. The API analyzes URLs for phishing indicators, malware threats, suspicious domains, command and control infrastructure, scam websites, and other forms of malicious activity. Because the API is language-agnostic, developers can integrate URL scanning and threat detection into virtually any programming environment while automating link analysis and website reputation checks.