PHP Beyond dns_get_record: Building a Lightweight DNS Health Checker in PHP 8.3 August 29, 2026 / August 29, 2026 by Philip Newman | Leave a Comment Introduction When managing backend infrastructure or running self-hosted Linux environments, keeping tabs on domain health is a routine necessity. Whether you are validating client domains, checking mail delivery configurations, or monitoring your own portfolio of websites, knowing whether your DNS records are resolving correctly can save you from catastrophic outages. PHP provides a native tool […] Read more ยป DNS PHP 8.4