Blog
Practical guides and data reports on DNS, domains, hosting, SSL, website technology and email security.
VLSM vs FLSM: Which Subnetting Method Should You Choose?
Discover the critical VLSM vs FLSM differences, learn how to calculate subnets efficiently, and choose the right method for your network architecture.
Namecheap DNS Settings and ASN Verification for Dedicated Servers
Master Namecheap DNS settings and perform ASN verification for your dedicated server with our expert step-by-step configuration guide.
How to Resolve IPv6 Addressing Challenges in Reverse Lookups
Learn how to diagnose and fix ipv6 reverse lookup errors. Master PTR records, nibble formats, and delegation to ensure correct DNS resolution.
Hostinger Cloud Infrastructure ASN Monitoring for Maximum Uptime
Learn how to use a Hostinger cloud infrastructure asn monitor approach to track network routing, safeguard uptime, and optimize performance.
How to Verify DNSSEC Chain of Trust Using Advanced Command Line Tools
Learn how to verify DNSSEC chain of trust using command line tools like dig and OpenSSL. Follow step-by-step instructions to troubleshoot DNS security.
Step-by-Step Tutorial on Verifying Hostname Destinations via DNS Lookup
Learn how to do cname lookup queries using command-line tools and online utilities to verify hostname destinations and troubleshoot DNS records.
How to Point a Subdomain to External Cloud Storage Buckets
Learn how to safely point a CNAME to S3 bucket storage using custom domains, correct DNS records, SSL certificates, and common troubleshooting steps.
How to Use PHP to Query and Validate Domain CAA Records
Learn how to use php dns_get_record caa to query, parse, and validate Certificate Authority Authorization records for robust domain security.
Managing DNS Start of Authority Parameters in Oracle Cloud Infrastructure
Learn how to view, manage, and update your oci dns soa record parameters correctly to ensure smooth zone transfers and prevent caching issues.
Comparing Free Online NS Lookup Tools vs Terminal Commands
Compare online ns lookup tool vs terminal commands for DNS troubleshooting. Learn when to use web tools or CLI commands for fast, accurate results.
Mac Terminal Networking Commands: How to Check IP Hostnames
Learn how to use Mac Terminal to check IP hostnames and resolve domain addresses like a pro with expert commands, syntax examples, and troubleshooting tips.
How to Check If an IP Address Belongs to a Known VPN or Proxy Provider
Learn how to check if an IP belongs to a VPN or proxy provider. Step-by-step guide using DNS, routing, and tools to detect hidden traffic.