My IP address is
Auto-detection shows the public IP your network presents to the internet. Search any IP above. Location is approximate (city-level), based on the IP, not GPS.
Network toolkit
Network Diagnostic Tools
Run remote network checks straight from this server — DNS, WHOIS, SSL, ping, traceroute, port scans and more. Search or pick a tool to get started.
DNS
9DNS Lookup
Look up A, AAAA, MX, TXT, NS, CNAME and SOA records for a domain.
Reverse DNS (PTR)
Find the hostname(s) associated with an IP address.
WHOIS Lookup
Registration and ownership details for a domain or IP.
DNS Propagation
Compare a DNS record across 8 public resolvers to spot propagation gaps.
DNSSEC Check
Check whether a domain is DNSSEC-signed and validates correctly.
CAA Lookup
List the Certificate Authority Authorization (CAA) records for a domain.
DNS Report
A health check of a domain's NS, SOA, A/AAAA, MX and SPF configuration.
SRV Lookup
Resolve SRV records for a service name like _sip._tcp.example.com.
SOA Lookup
Fetch the Start of Authority record (primary NS, serial, timers).
MX Lookup
List a domain's mail exchangers, sorted by priority, with their IPs.
SPF Check
Find and parse a domain's SPF record and its policy.
DMARC Check
Find and parse a domain's DMARC policy record.
DKIM Check
Look up a DKIM public-key record for a domain and selector.
BIMI Check
Look up a domain's BIMI brand-logo record.
MTA-STS Check
Check a domain's MTA-STS record and policy file.
TLS-RPT Check
Check a domain's SMTP TLS reporting (TLS-RPT) record.
IP
11IP Information
Geolocation, ASN, ISP and network details for an IP address.
What Is My IP
Show the public IP address and user agent of your current connection.
IP Blacklist Check
Check an IPv4 address against 14 public DNS blocklists (DNSBLs).
Subnet Calculator
Compute network, broadcast, mask, host range and counts for an IPv4/IPv6 CIDR.
IPv6 Compress
Shorten an IPv6 address to its canonical compressed form.
IPv6 Expand
Expand a compressed IPv6 address to its full representation.
IP to Dec / Bin / Hex
Convert an IPv4 or IPv6 address to decimal, binary, hex and octal.
Bulk GEO IP Locator
Geolocate many IP addresses at once (up to 100, one per line).
MAC Address Lookup
Identify the hardware vendor (OUI) of a MAC address.
ASN Lookup
Find the organization, country and registry behind an autonomous system number.
What Is My Browser
See your browser, operating system, user agent and device details.
Redirect Checker
Follow and show every hop in a URL's redirect chain.
Website Status
Check whether a site is up, its HTTP status and response time.
Open Port Check
Test whether a TCP port is open and reachable on your IP or any host.
Is It Down?
Check if a website is up or down right now, with its status code and response time.
HTTP Headers
Fetch the HTTP response headers and status of a URL.
Port Check
Test whether a TCP port is open on a host.
Ping
Measure round-trip latency and packet loss to a host.
Traceroute
Trace the network path (hops) from this server to a host.
Security Headers
Grade a site's HTTP security headers (CSP, HSTS and more).
DNS Leak Test
Check whether your DNS queries leak outside your VPN to your real ISP.
WebRTC Leak Test
Check what IP addresses WebRTC exposes to websites in your browser.
VPN & Proxy Detection
Check whether your connection appears to use a VPN, proxy or data-center IP.
SSL / TLS Check
Inspect the TLS certificate, issuer, validity and chain of a host.
SEO
3Base64 Encode / Decode
Convert text to and from Base64 — runs in your browser.
URL Encode / Decode
Percent-encode or decode text for use in URLs.
HTML Entity Encode / Decode
Escape or unescape HTML entities (<, &, …).
JSON Formatter
Beautify, minify or validate JSON.
JWT Decoder
Decode a JWT's header and payload (signature not verified).
Hash Generator
Compute MD5, SHA-1, SHA-256 and SHA-512 of text.
Case Converter
Convert text between UPPER, lower, Title, camelCase, snake_case and more.
Word & Character Counter
Count words, characters, lines and estimated reading time.
UUID Generator
Generate random version-4 UUIDs.
Password Generator
Generate strong random passwords with custom character sets.
Timestamp Converter
Convert between Unix timestamps and human-readable dates.
Color Converter
Convert colors between HEX, RGB and HSL.
Number Base Converter
Convert a number between decimal, hex, octal and binary.
Slug Generator
Turn a title into a clean URL slug.
Lorem Ipsum Generator
Generate placeholder paragraphs, sentences or words.
Text Diff
Compare two blocks of text line by line.
CSV ↔ JSON
Convert CSV to a JSON array of objects and back.
Regex Tester
Test a regular expression against text and see the matches.
Cron Parser
Break down a cron expression and describe its schedule.
Markdown to HTML
Convert basic Markdown to HTML.
QR Code Generator
Generate a QR code from a URL or any text.
JSON ↔ YAML
Convert between JSON and YAML.
CSS Minifier
Strip comments and whitespace from CSS.
HTML Minifier
Collapse whitespace and comments in HTML.