GO/NO-GO

Tools

• View at current size Phone small 360x598 Phone medium 384x672 Phone large 428x744 Tablet portrait 810x960 Tablet landscape 1080x690 Laptop small 1300x700
• Facebook OpenGraph
• Twitter Card URL will be on clipboard
• Check links
• HTTP headers & HTML
• PageSpeed Insights
• Structured data
• Validate HTML
• Validate CSS
• Accessibility
• Internationalisation
• Site down?
• Google Search Console