NetworkToolbox.de is unclaimed —
N
NetworkToolbox.de
Professional online tools for network analysis, DNS lookups, email diagnostics and more. Fast, reliable and free.·networktoolbox.de
NetworkToolbox.de is a collection of free online tools for network analysis, DNS lookups, and email deliverability diagnostics. It offers DNS record lookups (A/AAAA, MX, TXT, NS, SOA, CNAME, PTR, CAA, WHOIS, Dig), mail authentication checks (SPF, DKIM, DMARC), and general utilities such as IP geolocation, QR code generation, screenshots, screen recording, JSON/XML formatting, text analysis, and PDF-to-text extraction. All tools are accessed directly through the website.
What it's for
Analyze DNS records of a domainCheck email deliverability via SPF, DKIM, and DMARCFind the geographic location of an IP addressLook up domain WHOIS registration informationDetermine public IP address, provider, and browser infoGenerate QR codesTake screenshots of desktop, window, or browser tabRecord screen, window, or browser tab as videoFormat and validate JSON/XML dataExtract text from PDF filesAnalyze keyword density and word/character counts
Features 24
- A/AAAA Lookup
- Browser Info display
- CAA Lookup
- CNAME Lookup
- Dig (DNS Query) tool
- DKIM Lookup
- DMARC Lookup
- IP Geolocation mapping
- JSON/XML Formatter and validator
- Keyword Density analyzer with word cloud
- MX Lookup
- My IP Address lookup
- NS Lookup
- PDF to Text extraction
- PTR Lookup (Reverse DNS)
- QR Code Generator
- Screen recording (video)
- Screenshot capture (desktop/window/browser tab)
- SOA Lookup
- SPF Lookup
- Text Analyzer (word/character/sentence count)
- TXT Lookup
- Website Screenshot tool
- WHOIS Lookup
Pricing
Site describes itself as free ('kostenlos'); no pricing plans or paid tiers are publicly listed.