Last Updated: September 8, 2025
Effective Date: September 8, 2025
Welcome to Check.Systems. These Terms of Service ("Terms") govern your access to and use of our website, network analysis tools, and related services. By accessing or using Check.Systems, you agree to be bound by these Terms.
Important Notice
Please read these Terms carefully before using our services. If you do not agree to these Terms, you may not access or use Check.Systems.
1. Acceptance of Terms
By accessing, browsing, or using Check.Systems, you acknowledge that you have read, understood, and agree to be bound by these Terms and our Privacy Policy. These Terms apply to all visitors, users, and others who access or use our services.
If you are using our services on behalf of an organization, you represent and warrant that you have the authority to bind that organization to these Terms.
2. Description of Services
2.1 Network Analysis Tools
Check.Systems provides free network analysis tools including:
- IP Address Lookup: Geolocation and ISP information for IP addresses
- Ping Testing: Network connectivity and latency measurement
- DNS Lookup: Domain name resolution and DNS record analysis
- Traceroute: Network path analysis and routing information
- Connection Analysis: Comprehensive network diagnostic information
2.2 Educational Content
We provide educational articles, guides, and resources about:
- Network fundamentals and internet protocols
- Network troubleshooting and diagnostics
- Internet security and privacy best practices
- Technical explanations of networking concepts
3. Acceptable Use
3.1 Permitted Uses
You may use Check.Systems for legitimate purposes including:
- Network troubleshooting and diagnostics
- Educational learning about networking concepts
- Testing your own network connections and services
- Research and analysis for legitimate business purposes
- Personal use for understanding your internet connection
3.2 Prohibited Uses
You agree NOT to use our services for:
- Illegal Activities: Any unlawful purpose or activity
- Unauthorized Access: Attempting to access systems or networks without permission
- Malicious Testing: Testing networks or systems you do not own or have permission to test
- Harassment or Stalking: Using our tools to harass, stalk, or harm others
- Spam or Abuse: Sending unsolicited communications or overloading our systems
- Commercial Scraping: Automated data collection for commercial purposes without permission
- Reverse Engineering: Attempting to reverse engineer or copy our services
- Security Bypassing: Circumventing any security measures or access controls
4. User Responsibilities
4.1 Compliance
You are responsible for:
- Complying with all applicable laws and regulations
- Respecting the rights and privacy of others
- Using our tools responsibly and ethically
- Obtaining necessary permissions before testing third-party networks
- Maintaining the security of your account and access credentials
4.2 Rate Limiting and Fair Use
To ensure fair access for all users:
- Our services may be subject to rate limiting
- Excessive use may result in temporary restrictions
- Commercial or automated use requires prior written permission
- We reserve the right to block abusive usage patterns
5. Intellectual Property Rights
5.1 Our Content
Check.Systems and all content, features, and functionality are owned by us and are protected by copyright, trademark, and other intellectual property laws. This includes:
- Website design, layout, and user interface
- Educational articles, guides, and documentation
- Software code, algorithms, and technical implementations
- Trademarks, logos, and branding materials
5.2 Limited License
We grant you a limited, non-exclusive, non-transferable license to:
- Access and use our services for permitted purposes
- View and read our educational content
- Share links to our content with proper attribution
5.3 Restrictions
You may not:
- Copy, modify, or distribute our content without permission
- Remove copyright notices or proprietary markings
- Use our trademarks or branding without authorization
- Create derivative works based on our services
6. Privacy and Data Collection
Your privacy is important to us. Our collection and use of personal information is governed by our Privacy Policy, which is incorporated into these Terms by reference.
Key privacy practices include:
- We collect minimal data necessary for our services
- Network analysis data is temporarily cached and regularly deleted
- We use cookies and analytics to improve our services
- We do not sell personal information to third parties
- You have rights to access, correct, and delete your data
7. Disclaimers and Limitations
7.1 Service Availability
We strive to maintain high availability, but we do not guarantee:
- Uninterrupted or error-free service operation
- Accuracy of all network analysis results
- Compatibility with all devices or browsers
- Availability of all features at all times
7.2 "As Is" Service
Our services are provided "as is" and "as available" without warranties of any kind, either express or implied, including but not limited to:
- Warranties of merchantability or fitness for a particular purpose
- Warranties of non-infringement or title
- Warranties regarding accuracy, reliability, or completeness of data
- Warranties regarding security or absence of viruses
7.3 Limitation of Liability
To the maximum extent permitted by law, Check.Systems shall not be liable for:
- Any indirect, incidental, special, or consequential damages
- Loss of profits, data, or business opportunities
- Damages resulting from use or inability to use our services
- Damages from reliance on information obtained from our services
Our total liability shall not exceed $100 or the amount you paid us in the 12 months preceding the claim.
8. Indemnification
You agree to indemnify, defend, and hold harmless Check.Systems, its officers, directors, employees, and agents from and against any claims, liabilities, damages, losses, and expenses arising out of or in any way connected with:
- Your violation of these Terms
- Your use of our services
- Your violation of any rights of another party
- Your violation of any applicable laws or regulations
9. Termination
9.1 Termination by You
You may stop using our services at any time. You may request deletion of your data by contacting us.
9.2 Termination by Us
We reserve the right to suspend or terminate your access to our services:
- For violation of these Terms
- For suspected fraudulent, abusive, or illegal activity
- For extended periods of inactivity
- At our sole discretion with or without cause
9.3 Effect of Termination
Upon termination:
- Your right to access our services will cease immediately
- We may delete your data in accordance with our Privacy Policy
- Provisions regarding intellectual property, liability, and indemnification survive
10. Changes to Terms
We may modify these Terms from time to time. When we make changes:
- We will post the updated Terms on this page
- We will update the "Last Updated" date
- We may notify users of significant changes
- Your continued use constitutes acceptance of the updated Terms
If you do not agree to the modified Terms, you must stop using our services.
11. Governing Law and Disputes
11.1 Governing Law
These Terms shall be governed by and construed in accordance with the laws of the United States and the state of incorporation, without regard to conflict of law principles.
11.2 Dispute Resolution
Any disputes arising from these Terms or your use of our services shall be resolved through:
- Good faith negotiation as the first step
- Binding arbitration if negotiation fails
- Arbitration conducted in English under established rules
- Individual basis only (no class actions)
12. General Provisions
12.1 Entire Agreement
These Terms, together with our Privacy Policy, constitute the entire agreement between you and Check.Systems regarding your use of our services.
12.2 Severability
If any provision of these Terms is found to be invalid or unenforceable, the remaining provisions will remain in full force and effect.
12.3 Waiver
Our failure to enforce any provision of these Terms does not constitute a waiver of our right to enforce such provision in the future.
12.4 Assignment
You may not assign or transfer your rights under these Terms without our written consent. We may assign these Terms without restriction.
13. Contact Information
If you have questions about these Terms of Service, please contact us:
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