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SYSADMIN
— net tools
by Prabath Thalangama
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Utilities
CSR & Key Generator
Crontab Generator
SAR Report Analyzer
Base64 Encoder / Decoder
URL Encoder / Decoder
HTML Entity Encoder / Decoder
Hash Generator
.htpasswd Generator
QR Code Generator
Password Generator
UUID / GUID Generator
JWT Decoder
JWT Generator
Regex Tester
Text Diff
Unix Timestamp Converter
Password Breach Checker
Nginx / Apache Config Generator
Basic Linux Commands & Help
Network
Ping
Traceroute
Port Checker
IP Lookup
Subnet Calculator
DNS
A Record
AAAA Record
CNAME Record
MX Record
NS Record
TXT Record
SOA Record
CAA Record
Propagation Checker
WHOIS Lookup
DNSSEC Checker
RDNS Lookup
SRV Record
DS Record
Zone Transfer Test
Email
SPF Checker
DKIM Checker
DMARC Checker
BIMI Checker
MTA-STS Checker
TLS-RPT Checker
Deliverability Test
Header Analyzer
SPF Record Generator
DMARC Record Generator
DKIM Key Generator
Website
HTTP Checker
Security Headers
SSL/TLS Certificate
SMTP Tester
Security
Blacklist Checker
Subdomain Takeover
security.txt Generator
Certificate Decoder
HSTS Preload Checker
Kubernetes
Manifest Generator
Secret Encoder / Decoder
kubeconfig Validator
RBAC Generator
XML
XML Formatter
XML Validator
XML Minifier
XML ↔ JSON Converter
XML → YAML Converter
XML → CSV Converter
XML → XSD Generator
XSD Validator
XPath Tester
XML Diff
XML Escape / Unescape
XML Sitemap Generator
JSON
JSON Formatter
JSON Validator
JSON Minifier
JSON ↔ YAML Converter
JSON ↔ CSV Converter
JSON Escape / Unescape
JSONPath Tester
JSON Schema Validator
JSON Diff
JSON → Code
api
HTTP Checker
Check a site's HTTP/HTTPS response, timing, and redirect chain.
Scan
More Website tools
Security Headers
HSTS, CSP, and more
SSL/TLS Certificate
Certificate details and grade
SMTP Tester
Test connectivity and auth
Browse all tools →