# IPFYI.com — Full Content Index

> IP address information for everyone: geolocation, ISP, ASN, network tools, guides, and glossary.

## Data Coverage

- 250 countries
- 698 autonomous systems (ASNs)
- 265 cities
- 92 ISPs
- 500 IP ranges
- 1025 port definitions
- 50 network protocols
- 200 glossary terms
- 149 educational guides
- 50 comparison articles
- 15 languages

## URL Patterns

- / — Your IP address (auto-detected)
- /ip/{address}/ — IP detail (e.g., /ip/8.8.8.8/)
- /countries/ — All countries
- /country/{code}/ — Country detail (e.g., /country/kr/)
- /asns/ — All autonomous systems
- /asn/AS{number}/ — ASN detail (e.g., /asn/AS15169/)
- /cities/ — All cities
- /city/{slug}/ — City detail (e.g., /city/tokyo-jp/)
- /isps/ — All internet service providers
- /isp/{slug}/ — ISP detail (e.g., /isp/comcast/)
- /ip-ranges/ — All IP ranges
- /ip-range/{slug}/ — IP range detail
- /port/{number}/ — Port reference
- /tools/ — Network tools
- /glossary/ — Networking glossary
- /guide/ — Educational guides

## REST API

Public read-only API. No authentication required. Rate limit: 120 req/min.

- GET /api/countries/ — List all ~250 countries
- GET /api/asns/ — Paginated list of autonomous systems
- GET /api/cities/ — Paginated list of cities
- GET /api/isps/ — Paginated list of ISPs
- GET /api/ip-ranges/ — Paginated list of IP ranges
- GET /api/ports/ — List all ports (filter: ?risk_level=high)
- GET /api/protocols/ — List all network protocols
- GET /api/glossary/ — List all glossary terms
- GET /api/languages/ — List 15 supported languages
- GET /api/stats/ — Public data coverage statistics
- GET /api/schema/ — OpenAPI 3.0 specification (YAML)
- GET /api/docs/ — Interactive Swagger UI documentation

## Developer Resources

- /developers/ — Developer documentation hub
- /api/docs/ — Swagger UI (interactive API explorer)
- /api/schema/ — OpenAPI 3.0 schema (YAML)

## Markdown Endpoints (.md)

Append .md to any content URL for plain-text markdown:

- /protocol/{slug}.md — Protocol details (e.g., /protocol/http.md)
- /glossary/{slug}.md — Glossary term (e.g., /glossary/dns.md)
- /guides/{series}/{slug}.md — Guide article
- /port/{number}.md — Port details (e.g., /port/443.md)
- /compare/{slug}.md — Comparison (e.g., /compare/tcp-vs-udp.md)

Headers: Content-Type: text/markdown; charset=utf-8, CORS: *

## Feeds

- /feed/rss/ — Networking guides (RSS 2.0)
- /feed/atom/ — Networking guides (Atom 1.0)

## Machine-Readable Files

- /robots.txt — Crawler access rules
- /sitemap.xml — XML sitemap index
- /.well-known/security.txt — Security contact (RFC 9116)
- /llms.txt — AI/LLM site summary
- /llms-full.txt — This file
- /api/schema/ — OpenAPI 3.0 specification

## i18n

All pages available in 15 languages. Prefix URL with language code:
- /ko/ (Korean), /ja/ (Japanese), /zh-hans/ (Chinese Simplified)
- /es/ (Spanish), /pt/ (Portuguese), /hi/ (Hindi), /ar/ (Arabic)
- /fr/ (French), /ru/ (Russian), /de/ (German), /tr/ (Turkish)
- /vi/ (Vietnamese), /id/ (Indonesian), /th/ (Thai)