Welcome to noob.tools
The ultimate offline-first toolbox for network engineers, cybersecurity analysts, and developers. Select a tool below or press CMD+K to search across the entire matrix.
Routing & Connectivity
8 Modules IndexedAutomated Blacklist Monitor
Continuous monitoring for IP reputation.
BGP / ASN Prefix Lookup
Explore BGP routing and autonomous systems.
ICMP Ping Test
Check network reachability and latency.
IP Blacklist & Abuse Check
Check if an IP is flagged for spam or abuse.
IPsec VPN Crypto Profile Matcher
Compare IKE and IPsec configurations to find configuration mismatches.
TCP Port Scanner
Scan open ports on any target host.
Visual IP Traceroute
Map the network path to any server.
What is my IP? (Geolocator)
Geolocate any public IP address instantly.
Subnets & Addressing
5 Modules IndexedCIDR / Subnet Overlap Analyzer
Compare two lists of IP subnets to identify overlapping IP ranges and routing collisions.
CIDR IP Range Explorer
List all IPs within a CIDR block.
IPv4 Subnet Calculator
Calculate CIDR network boundaries.
IPv6 Subnet Expander & Compressor
Format and expand IPv6 addresses.
MAC Address Vendor OUI Lookup
Identify the hardware vendor of a MAC.
DNS & OSINT
8 Modules IndexedACME DNS-01 Challenge Debugger
Trace and validate Let's Encrypt / ACME TXT records across global resolvers to troubleshoot certificate renewal failures.
DNS A Record Lookup
Query IPv4 DNS records.
DNS MX Lookup
Find mail exchange servers.
DNS Subdomain Map
Discover subdomains via OSINT.
DNSSEC Chain Validator
Verify DNSSEC cryptographic chains.
Global DNS Propagation Checker
Check DNS resolution worldwide.
Google Dorking Engine
Advanced Google search operator builder.
WHOIS Lookup
Query domain registration details.
Email Security
3 Modules IndexedIdentity & Access (IAM)
7 Modules IndexedBcrypt Hash Vault
Hash and verify passwords with Bcrypt.
Diceware Generator
Generate memorable secure passphrases.
JSON Web Token (JWT) Builder
Sign and build custom JWTs.
JSON Web Token (JWT) Decoder
Decode and inspect JWT payloads.
LDAP Filter Builder
Build complex LDAP queries.
Password Entropy Meter
Measure the true strength of a password.
SAML Response Inspector
Analyze SAML authentication XML.
Cryptography & SSL
6 Modules IndexedAdvanced SSL/TLS Deep Scan
Deep inspection of TLS certificate chains.
Cryptographic Hashes
Calculate MD5, SHA-1, SHA-256 and more.
CSR Payload Generator
Create Certificate Signing Requests.
PEM / X.509 Decoder
Decode SSL/TLS certificates.
RSA Key Pair Generator
Generate strong RSA keys locally.
Security Headers Scanner
Scan HTTP response security headers.
Web & API Debugging
8 Modules IndexedBrowser Info & UA Print
Analyze your browser's fingerprint.
CORS Security Preflight Tester
Test Cross-Origin Resource Sharing.
cURL Command Builder
Build complex curl HTTP requests.
HAR Network Log Analyzer
Analyze HTTP Archive network logs.
Regex Regular Expression Tester
Test and debug regular expressions.
URL Components & Query Inspector
Parse and inspect URL parameters.
URL Redirect Chain Tracker
Trace HTTP 301/302 redirect chains.
User-Agent Parser & Spoofer
Parse and spoof User-Agent strings.
Data Formats & Codecs
9 Modules IndexedBase64 File Encoder/Decoder
Convert files to Base64 data URIs.
Bulk UUID/GUID Generator
Generate massive lists of UUIDs.
Code Diff Viewer & Comparator
Compare two blocks of code.
HTML & XML Beautifier
Format and indent markup languages.
Pretty JSON Formatter
Format, validate and minify JSON.
SQL Raw Query Formatter
Beautify raw SQL queries.
Universal Metadata Inspector
Extract EXIF and file metadata.
Universal String Encoder
Encode strings to Base64, Hex, URL.
YAML <-> JSON Converter
Convert between YAML and JSON.
DevOps & SysAdmin
5 Modules IndexedDocker Run to Compose
Convert docker run commands to YAML.
FILETIME Converter
Convert Active Directory timestamps.
Linux Chmod Mode Calculator
Calculate octal file permissions.
PAC File Validator
Test proxy auto-config scripts in sandbox.
Unix Cron Job Explainer
Translate cron expressions to human text.