Your go-to tools for
IP, domain & DNS lookups

• IP Blacklist Check

  Scan an IPv4 or IPv6 address through 80+ DNSBL and IP reputation services in real time.

• Whois Lookup

  Registrar, owner, dates and name servers for a domain, or the network block of an IP.

• IP Geolocation

  Country, region, city, coordinates, ISP and ASN of any public IP address.

• My IP Address

  See your public IP, browser, operating system and the HTTP headers you send.

• Ping Online

  Ping a host or IPv4 address from our servers and read latency, TTL and packet loss.

• Traceroute Online

  Trace the network path to a host over IPv4 or IPv6, hop by hop, using traceroute.

• IPv4 CIDR Calculator

  Convert an IPv4 CIDR block to its IP range, netmask, wildcard and host count.

• TCP Port Scanner

  Nmap TCP scan of the most common ports, or a custom port list, on an IP you own.

• DiG DNS Lookup

  Run dig online for A, AAAA, CNAME, MX, NS, TXT, SOA, SRV or ANY and read the raw answer.

• DNS Propagation Checker

  Check whether your DNS changes have propagated to resolvers across America, Europe and Asia.

• MX Lookup

  List the mail exchanger (MX) records and priorities of a domain.

• Reverse DNS Lookup

  PTR lookup: find the hostname assigned to an IPv4 or IPv6 address.

• SSL Certificate Check

  Issuer, subject, validity, days left and fingerprints of a TLS certificate.

• HTTP Headers

  View the raw HTTP response headers and status line returned by any URL.

• Unshorten URL

  Reveal the real destination behind bit.ly, t.co, tinyurl and any other short link, safely.

• Domain Reputation Check

  Check a domain on 40+ blacklists with risk score, server details and security checks.

• Domain Age Checker

  Creation date and age of a domain in days, months and years. Spot freshly registered domains.

• Website Screenshot

  Capture a desktop, mobile or full-page screenshot of any URL without visiting it.

Browse by category

• 29 tools

  IP address tools

  Blacklist check, geolocation, whois, ping, traceroute, port scans and CIDR maths.

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• 18 tools

  DNS tools

  DiG, MX, NS, TXT, DMARC, DNSSEC, reverse DNS and global propagation checks.

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• 22 tools

  URL & website tools

  SSL, TLS, HTTP headers, status codes, screenshots, reputation and domain age.

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• 27 tools

  Text tools

  Sort, dedupe, split, compare and clean up lists and text in your browser.

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• 29 tools

  Encode, decode & hash

  Base64, URL and HTML encoding, hashes, minifiers and beautifiers.

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• 14 tools

  Extractors

  Pull IPs, e-mails, domains, URLs, phone numbers and regex matches out of any text.

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• 28 tools

  Image & PDF tools

  Compress images, view or remove EXIF and PDF metadata, all in your browser.

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• 22 tools

  Other tools

  Passwords, e-mail checks, Google helpers, epoch converter and more.

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Who uses IPVoid

• Sysadmins and network engineers

  Check IP blacklists, run ping and traceroute from a neutral vantage point, verify DNS propagation after a change and look up who owns an address range.

• Security researchers and SOC analysts

  Investigate suspicious domains and IPs: reputation checks, whois and domain age, HTTP headers, SSL details and safe screenshots of a URL you'd rather not open.

• Email and deliverability admins

  Troubleshoot bounces and spam placement with MX, SPF and DMARC lookups, reverse DNS checks and blacklist scans of your sending IP addresses.

• Developers and web agencies

  Encode, decode, hash, sort and extract data in the browser, check status codes and redirects, and use the same checks as JSON APIs through APIVoid.