Host header parse
ClientSplit Host into hostname and port.
Host: example.com Port: 443
Nearby workflows on Toolcore
- HTTP headers — Common request and response header fields—names, direction, and short summaries—filterable client-side. when headers, identifiers, or reference tables need a sibling check.
- URL parser — Split URLs into protocol, host, path, query, and hash—browser URL API; optional https:// assumption; no fetch. when headers, identifiers, or reference tables need a sibling check.
- HTTP fetch test — Send GET/POST and other methods from your browser—see status and body; CORS limits apply. when headers, identifiers, or reference tables need a sibling check.
- User-Agent parser — Browser, OS, and device from a UA string—useful for logs and debugging. when headers, identifiers, or reference tables need a sibling check.
About this tool
Read virtual-host and port from Host.
Common use cases
- Host header parse for quick local checks without uploading data.
- Copy results into tickets, docs, or classroom notes.
Common mistakes to avoid
Unexpected input shape
See the intro and how-to notes for accepted formats.
FAQ
Is processing local?
Yes—this runs entirely in your browser.
Agent prefill?
Use q or qb for the main text field when supported.
More tools
Related utilities you can open in another tab—mostly client-side.
HTTP headers
ClientCommon request and response header fields—names, direction, and short summaries—filterable client-side.
URL parser
ClientSplit URLs into protocol, host, path, query, and hash—browser URL API; optional https:// assumption; no fetch.
HTTP fetch test
ClientSend GET/POST and other methods from your browser—see status and body; CORS limits apply.
User-Agent parser
ClientBrowser, OS, and device from a UA string—useful for logs and debugging.