Free tools for it support & msps

Password Generator Create strong random passwords or NCSC-style passphrases for client accounts, generated with the browser's secure random number generator. Hash Generator (MD5, SHA-256…) Check file downloads against published SHA-256 hashes, or create MD5 and SHA hashes and HMACs for scripts. URL Encoder / Decoder Encode and decode URLs and break a long link into its parts and query parameters when troubleshooting redirects. DMARC Record Checker Check whether each client domain has DMARC and what policy it enforces. A p=none record with no reporting address is common and gives no real protection against spoofed i... DMARC Record Generator Build a correct DMARC record with a reporting address and a sensible starting policy. Roll clients from none to quarantine to reject as reports confirm every legitimate s... SPF Record Checker Spot SPF records with too many lookups, duplicate records or a permissive +all. These are common on domains where several suppliers have each added their own include over... DKIM Record Checker Confirm Microsoft 365 or Google Workspace DKIM is actually enabled and published. Many tenants still have DKIM switched off because the CNAME records were never added. Email Blacklist Checker When a client says emails are bouncing, check their sending IP and domain against major blocklists. If listed, fix the compromised account first, then follow each list's... MX Lookup Confirm where a domain's mail actually goes before and after a tenant migration. Leftover MX records pointing to an old host can split incoming mail between two systems. Email Header Analyzer Paste headers from a suspicious email a client forwarded. It shows the real sending servers and SPF, DKIM and DMARC results, which helps decide whether it was a spoof or... DNS Lookup & Health Check Pull every common record type for a new client domain in one go. It gives you a quick inventory to document during onboarding. TLS Version Checker Check client web portals, remote access pages and mail servers for TLS 1.0 and 1.1 support, and plan upgrades where legacy versions are still accepted. SSL Certificate Checker Check expiry dates, hostname coverage and chain completeness on client sites and portals. Add expiry dates to your own ticketing system, as MakeItFlow does not send expir... DNS Propagation Checker After changing MX or nameservers during a migration, check propagation across resolvers so you can explain to users why some mail still arrives at the old system. Merge PDF Combine audit printouts, quotes and network diagrams into one client pack. Files are processed in your browser, which matters when documents contain client network detail... What Is My IP Address Your public IP address, the network it belongs to and what your browser shares with every site, plus a lookup for any IPv4 or IPv6 address Bulk Redirect Checker Paste or upload up to 100 URLs and see where each one really ends: every hop with its status code, chains, loops and temporary redirects, plus a match check against the t... XML to JSON Converter Turn RSS feeds, sitemaps, SOAP responses and other XML into clean JSON, or build XML from JSON, with full control over how attributes, arrays and namespaces are mapped WHOIS Lookup See the full public registration record for any domain: registrar and abuse contact, key dates, every status code in plain English, nameservers, DNSSEC and the raw record SSL Certificate & CSR Decoder Paste a PEM certificate, a full chain or a CSR to read every field in plain English, check that each certificate signs the next, and catch problems before you install it Subnet Calculator Enter any IPv4 or IPv6 address with a prefix or mask to get its network, host range, masks, address type and reverse DNS zone, then split it, plan VLSM subnets or summari... HTTP Headers & Compression Checker Enter a URL to see every response header it sends, whether gzip or Brotli compression is on and how much it saves, and what its caching headers tell browsers and CDNs Website Technology Checker Enter any website to find out which CMS, builder or store platform it runs on, the scripts and services it loads, and who hosts its website, DNS and email, with the evide... MTA-STS, TLS-RPT & BIMI Checker Enter a domain to validate its MTA-STS record and policy file, confirm the policy lists every mail server, check TLS-RPT reporting, and see whether BIMI is set up and all... Subdomain Finder Enter a domain to list the subdomains recorded in public Certificate Transparency logs, check which ones still resolve, and flag forgotten records that could be taken ove... Mixed Content Checker Enter a page address to find every resource it still loads over plain http://, see which ones browsers block or upgrade, and check whether each file is already available...