MYWOT
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Confidence
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Confidence
MALICIOUS CONTENT INDICATORS
Sign.extensionfile.net most likely does not offer any malicious content.
Secure connection support
HTTPS
Sign.extensionfile.net provides SSL-encrypted connection.
ADULT CONTENT INDICATORS
Sign.extensionfile.net most likely does not offer any adult content.
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Open SIGN File!
File extension SIGN is used by operating systems to recognize files with content of type MMV. Here is some information which will get you started.