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ulisesgascon/check-my-headers

By ulisesgascon

•Updated about 3 years ago

Fast and simple way to check any HTTP Headers

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ulisesgascon/check-my-headers repository overview

⁠ check-my-headers

Fast and simple way to check any HTTP Headers

npm version license downloads Known Vulnerabilities

Screenshot of npm module called is check my headers that in a aast and simple way check any HTTP Headers

Thanks Liran Tal⁠ and the amazing Snyk team⁠ for your support 😊

⁠About

Fast and simple way to check any HTTP Headers

⁠Usage

⁠Command line

Using Node.js's npx to run a one-off scan of a website:

npx check-my-headers https://example.com 

The CLI will gracefully handle cases where the URL to scan is missing or wrong:

$ npx check-my-headers
šŸ‘‹  Welcome to [email protected]
😬  Missing argument URL!
šŸ‘‰  Example: check-my-headers https://github.com/ulisesgascon/check-my-headers

⁠Module

Using check-my-headers in your project.

const checkMyHeaders = require('check-my-headers')

checkMyHeaders("http://example.com")
.then(({ messages, headers, status }) => {
    console.log(`Status code: ${status}`)
    console.log(`Messages:`)
    console.log(messages)
    console.log("Current headers:")
    console.log(headers)
})

Output:

Status code: 200
Messages:
[
  { msg: 'Remove field: server', type: 'error' },
  { msg: 'Missing field: content-security-policy', type: 'error' },
  { msg: 'Missing field: referrer-policy', type: 'error' },
  { msg: 'Missing field: strict-transport-security', type: 'error' },
  { msg: 'Missing field: x-xss-protection', type: 'error' },
  { msg: 'Missing field: x-content-type-options', type: 'error' },
  { msg: 'Missing field: access-control-allow-origin', type: 'warn' },
  { msg: 'Missing field: access-control-allow-methods', type: 'warn' },
  { msg: 'Missing field: access-control-allow-headers', type: 'warn' },
  { msg: 'Missing field: link', type: 'warn' },
  { msg: 'Deprecated field: expires', type: 'warn' },
  { msg: 'Extra field: etag', type: 'info' },
  { msg: 'Extra field: last-modified', type: 'info' },
  { msg: 'Extra field: vary', type: 'info' },
  { msg: 'Extra field: x-cache', type: 'info' },
  { msg: 'Extra field: connection', type: 'info' }
]
Current headers:
{
  age: '534610',
  'cache-control': 'max-age=604800',
  'content-type': 'text/html; charset=UTF-8',
  date: 'Wed, 12 Feb 2020 19:37:45 GMT',
  etag: '"3147526947+ident"',
  expires: 'Wed, 19 Feb 2020 19:37:45 GMT',
  'last-modified': 'Thu, 17 Oct 2019 07:18:26 GMT',
  server: 'ECS (nyb/1D2A)',
  vary: 'Accept-Encoding',
  'x-cache': 'HIT',
  'content-length': '1256',
  connection: 'close'
}

⁠Docker

Use Docker Hub:

# Pull the image from Docker Hub:
docker pull ulisesgascon/check-my-headers:latest

# Run container:
docker run --rm -e SCAN_URL="https://www.github.com/" ulisesgascon/check-my-headers:latest

SCAN_URL is an environment variable and its value must be replaced with the desired URL during Docker run. Docker container will exit once the scan has been completed.

To build and run the container locally:

# Clone Repo:
git clone https://github.com/ulisesgascon/check-my-headers.git

# Change to repo's cloned directory:
cd check-my-headers

# Build Image locally:
docker build --no-cache -t ulisesgascon/check-my-headers:latest .

# Run container:
docker run --rm -e SCAN_URL="https://www.github.com/" ulisesgascon/check-my-headers:latest

Tag summary

Content type

Image

Digest

sha256:7da769b9d…

Size

32.6 MB

Last updated

about 3 years ago

docker pull ulisesgascon/check-my-headers