Rede e web
Rede e web: 7 ferramentas gratuítas. Le as instrucións e escolle unha tarefa. Sen conta.
Inspect IP addresses, DNS records, certificates, redirects and website responses. Network checks describe the response observed at the time of the request. DNS caches, firewalls and regional routing can produce different results; review the tool's data sources and limits.
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What is my IP
See your public IPv4 and IPv6 automatically, with one-click copying.
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IPv4 subnet calculator
Calculate an IPv4 network, mask and address range.
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IPv6 subnet calculator
Calculate an IPv6 address range with exact arithmetic.
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IP address validator
Validate and normalize an IPv4 or IPv6 address.
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Robots.txt tester
Test supplied crawl rules against a path and crawler.
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Port number reference
Look up conventional ports for common services.
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Browser screen size
See live viewport dimensions, screen size and pixel ratio instantly.
Rede e web