Net og vefur
Net og vefur: 7 ókeypis verkfæri. Lestu leiðbeiningarnar og veldu verkefni. Enginn aðgangur nauðsynlegur.
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.
Veldu verkfæri 7
What is my IP
See your public IPv4 and IPv6 automatically, with one-click copying.
Net og vefurIPv4 subnet calculator
Calculate an IPv4 network, mask and address range.
Net og vefurIPv6 subnet calculator
Calculate an IPv6 address range with exact arithmetic.
Net og vefurIP address validator
Validate and normalize an IPv4 or IPv6 address.
Net og vefurRobots.txt tester
Test supplied crawl rules against a path and crawler.
Net og vefurPort number reference
Look up conventional ports for common services.
Net og vefurBrowser screen size
See live viewport dimensions, screen size and pixel ratio instantly.
Net og vefur