Telenegar is a network diagnostic platform that helps IT professionals, network engineers, and system administrators monitor and troubleshoot their infrastructure from domestic and global vantage points.

This knowledge base contains documentation, troubleshooting guides, and reference material covering network concepts, email deliverability and authentication, security protocols, and Telenegar diagnostic utilities.

If you're new here, start with these essential guides and tools:

• DNS Explained — Learn how the Domain Name System works
• SPF Records — Understand Sender Policy Framework
• Site Check Tool — Audit website availability, HTTP headers, and SSL certificates
• Uptime Monitoring Tool — Set up automated uptime and port alerts

• DNS Explained
• DNS Propagation
• CDN and GeoDNS
• DNSSEC
• Recursive vs Authoritative
• TTL
• Reverse DNS (PTR)

• IP Addresses
• IPv4
• IPv6
• Subnetting

• TCP vs UDP
• ICMP
• HTTP vs HTTPS
• SSL/TLS

• Ping
• Traceroute
• WHOIS

• SPF — Sender Policy Framework
• DKIM — DomainKeys Identified Mail
• DMARC — Domain-based Message Authentication
• MTA-STS & TLS-RPT Configuration

• HTTP Security Headers
• Security Best Practices

• Site Check Tool — Audit web availability, HTTP status, and SSL/TLS certificates.
• Port Check Tool — Test open, filtered, or closed TCP service ports.
• DNS Check Tool — Query DNS record resolution across global resolvers.
• Ping Check Tool — Test IP reachability, packet loss, and ICMP response times.
• Traceroute Tool — Trace hop-by-hop network routing paths and latency spikes.
• Mail Check Tool — Audit SPF, DKIM, DMARC, and email server deliverability.
• Subnet Calculator Tool — Calculate IPv4 CIDR blocks, usable IP ranges, and subnet splits.
• Uptime Monitoring Tool — Automated scheduled uptime and TCP port health monitoring.

• Authentication
• API Endpoints

• Telenegar Main Website
• My Account
• Sign In

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