DNS and web intelligence
Modern network tools that feel instant.
Check domains, inspect records, audit headers, verify certificates and generate strong passwords from a polished multilingual interface.
DNS Checker
Check all DNS records for any domain — A, MX, TXT, NS and more.
Check all DNS recordsDomain ownershipWHOIS
Inspect public domain registration data, registrar details and lifecycle dates.
Lookup WHOISPrecise DNSDIG
Ask for a specific DNS record type and inspect the backend response.
Run DIG queryWeb response auditHTTP Header Checker
Audit response headers for security, cache behavior and transport details.
Check headersProtocol auditHTTP/2 Tester
Test whether a website negotiates HTTP/2 and inspect protocol, ALPN and TLS signals.
Test HTTP/2Domain to IPDomain IP Lookup
Find the IPv4 and IPv6 addresses for any domain, plus CNAME or canonical hostname details when DNS aliases are involved.
Find IP addressCertificate auditSSL Certificate Checker
Verify certificate validity, expiration, issuer, SANs and negotiated TLS details for any host.
Check SSL certificateIDN utilityPunycode Converter
Convert internationalized domain names between readable Unicode and ASCII Punycode/IDNA form.
Convert PunycodeDNSBL reputationBlacklist Checker
Check domains and IP addresses against major DNS blocklists (Spamhaus, SpamCop, SURBL, SORBS and more).
Check reputationEncoding utilityBase64 Codec
Encode plain text to Base64 or decode Base64 back to text with auto-detect and optional URL-safe alphabet.
ConvertSecurity utilityPassword Generator
Generate strong passwords with accessible controls and instant copy actions.
Generate passwordNetwork utilityIP Calculator
Calculate network, broadcast, netmask, host range and address counts for IPv4 and IPv6 CIDR notation.
CalculatePayment card intelligenceBIN Checker
Look up the first 6–8 digits of a payment card to identify brand, type, issuing country and bank. Enter BIN only — never a full card number.
Lookup BIN