Webmaster Tools
Website speed, Ping, DNS, SEO crawling and security checks in one place.
21 tools online6 test categories
Popular tools
Completed checks use independent URLs that are easy to share with your team.
Website speed testMeasure DNS, connection, download and total response timePing testCompare latency and packet loss across regionsTCPing testCheck TCP port connectivity and connection timeIPv6 website testCheck AAAA resolution and IPv6 access speedPageSpeed analysisReview performance, SEO, accessibility and core metricsDNS lookupView records, IP addresses and response time from multiple probes
Choose by task
Start with the part of your website that needs attention, then open the matching tool.
Website speed and performance
See response, latency and IPv6 access performance from distributed probes.
Website speed testMeasure DNS, connection, download and total response timeUse toolPing testCompare latency and packet loss across regionsUse toolTCPing testCheck TCP port connectivity and connection timeUse toolIPv6 website testCheck AAAA resolution and IPv6 access speedUse toolPageSpeed analysisReview performance, SEO, accessibility and core metricsUse tool
DNS and domain information
Check DNS records, registration details and regional resolution differences.
DNS lookupView records, IP addresses and response time from multiple probesUse toolWhois lookupFind registrar, expiry date and nameserversUse toolDNS pollution testIdentify poisoned answers and regional differencesUse toolDomain hijack testCompare DNS, HTTP responses and unexpected redirectsUse toolMX, SPF, DKIM and DMARCCheck the core DNS configuration for email deliveryUse tool
SEO crawling and indexing
Check whether search engines can crawl, understand and index your pages.
Robots.txt checkerValidate crawl rules and blocked pathsComing soon
Sitemap.xml checkerCheck sitemap address, format and URL statusComing soon
HTTP status checkerIdentify 200, 301, 302, 404 and other responsesComing soon
Canonical and hreflang checkerValidate canonical URLs and language relationshipsComing soon
Meta, Open Graph and Twitter CardPreview search and social sharing metadataComing soon
Schema validatorValidate JSON-LD and rich result fieldsComing soon
Website security and reputation
Check domain access, platform warnings and core security configuration.
China block testCompare access from mainland China and overseasUse toolQQ block testCheck link risk signals in QQ environmentsUse toolWeChat block testCheck link warnings in WeChat environmentsUse tool
SSL/TLS certificate checkerReview certificate chain, expiry and protocol settingsComing soon
Blacklist checkerCheck domain or IP reputation database signalsComing soon
Network paths and regional access
Find routing issues, regional failures and node reachability problems.
Batch testing and operations
Batch and continuous checks for site owners, developers and operations teams.