14 lines
367 B
JavaScript
14 lines
367 B
JavaScript
module.exports = function dnsPrefetchControl (options) {
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if (options && options.allow) {
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return function dnsPrefetchControl (req, res, next) {
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res.setHeader('X-DNS-Prefetch-Control', 'on')
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next()
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}
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} else {
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return function dnsPrefetchControl (req, res, next) {
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res.setHeader('X-DNS-Prefetch-Control', 'off')
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next()
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}
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}
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}
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