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Are you curious about the user-agent that identifies the browser identity, and why each browser has the Mozilla word?
mozilla/5.0 (Windows NT 6.1; WOW64) applewebkit/537.36 (khtml, like Gecko) chrome/27.0.1453.94 safari/537.36
mozilla/5.0 (Linux; U Android 4.1.2
Are you curious about the User-Agent that identifies the browser? Why does each browser contain Mozilla?
Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.94 Safari/537.36Mozilla/5.0 (Linux; U; Android 4.1.2; zh-tw; GT-I9300 Build/JZO54K) AppleWebKit/534.30 (KHTML, like Gecko)
Recently in the study of computer networks, the browser's HTTP request message has been known, found an interesting phenomenon. Search for a moment, find the following article, laughing at me.
Are you curious about the user-agent that identifies the browser identity, and why each browser has the Mozilla word?
mo
/525.13,,useragent string completely chaotic, and almost no longer play any role, Everyone claims to be someone else, and chaos fills the Earth.A bit of the taste of ridicule, can be summed up as a sentence: Mozilla is Netscape mascot, but also Netscape Navigator browser use of internal development code. As a result of Netscape's early influence, until today, all browsers, including IE, reported their browser identity to the Web server, beginning with
=1ts=0ys=0cs=0lb=1sb=0pb=4mr=1 " data = Urllib.request.urlopen (URL)." Read () . Decode ("Utf-8") data2 = json.loads (data) # Restores the string to its original data type print (data2[' data '][0]) IP = str (data2[') Data '][0][' IP ']) Dkou = str (data2[' data '][0][' Port ') zh_ip = IP + ': ' + Dkou print (zh_ip) proxy = Urllib.request.ProxyHandler ({"https": Zh_ip}) # format IP, note that the first parameter, the request target may be HTTP or HTTPS, corresponding s
Modify the User-Agent of the browser in php to disguise your browser and operating system. The method to get HTTP_USER_AGENT is simple, such as the php code: Copy the code as follows :? Phpprint_r ($ _ SERVER );? Copy the code as follows :? Phpprint_r ($ _ SERVER [HTTP_USER_AGENT the method for obtaining HTTP_USER_AGENT is very simple, such as php code:
The code is as follows:
?>
The code is as foll
The way to get Http_user_agent is simple, like the PHP code:
Copy the Code code as follows:
?>
Copy the Code code as follows:
?>
Both of these can be user-agents and IP information, preferably with regular expressions, filtering out information.
———— –user-agents List ————-
Internet Explorer 6
Internet Explorer 7
Internet Explorer 8
Firefox
Chrome
Safari
Netscape
Opera
Maxthon
360SE
OmniWeb
More
The way to get Http_user_agent is simple, like the PHP code:
Copy Code code as follows:
?>
Copy Code code as follows:
?>
Both of these can get user-agents and IP information, preferably with regular expressions, filtering out the information.
———— –user-agents List ————-
Internet Explorer 6
Internet Explorer 7
Internet Explorer 8
Firefox
Chrome
Safari
Netsca
Java obtains the browser type, operating system type, and mobile phone type through the browser Request Header (User-Agent ).The Chinese name of the User Agent is the User Agent (UA), which is a special string header, the server c
/5.0 (Windows NT 10.0; WOW64; rv:48.0) gecko/20100101 firefox/48.0 Tanteng "127.0.0.1––[10/oct/2016:02:43:23 +0000] "Get/hello http/1.1"-"curl/7.35.0"
Firefox plugin: User Agent switcher
This plugin can manage and switch different user-agent, such as simulating different b
Urllib.request.urlopen (URL) is often used in crawlers to open web pages, such as getting page status return valuesThe problem is that Urlopen sends the version of Python urllib on the user-agent that is sent on the GET request, looking at the following clutchGet/xxx.do?p=xxxxxxxx http/1.1accept-encoding:identityhost:xxx.xxx.comconnection:closeuser-agent:python-urllib/ 3.4 Take a look at the sourceThe norm
Are you curious about the User-Agent that identifies the browser? Why does each browser contain Mozilla? View Source print?
1
Mozilla/5.0 (Windows NT 6.1; wow64) applewebkit/537.36 (khtml, like gecko) Chrome/27.0.1453.94 Safari/537.36
2
M
Are you curious about the user-agent that identifies the browser identity, and why each browser has the Mozilla word?
1
Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/27.0.1453.94 Safari/537.36
2
Mozilla
I recommend my IIS log analyzer!
What is User-Agent?
User-Agent: record the browser from which the request comes.
User-Agent analyze website http://www.useragentstring.com/
You can know the visitor information by parsing t
The user agent is used to indicate the identity of the browsing user, so that web developers can know the information of the access terminal. Send different display content based on different terminals. For example, the desktop and mobile versions send different webpage content to adapt to the differences between the screen and the operating system (that is, the
First, why to set up the user AgentSome sites do not like to be accessed by the crawler, so will detect the connection object, if it is a crawler, that is, non-human click access, it will not let you continue to access, so in order to allow the program to run properly, you need to hide their own crawler identity. At this point, we can set up the user agent to ach
In the beginning there was NCSA Mosaic, and mosaic called itselfNcsa_mosaic/2.0 (Windows 3.1), And mosaic displayed pictures along with text, and there was much rejoicing.
And behold, then came a new Web browser known as "Mozilla", being short for "mosaic killer," But Mosaic was not amused, so the public name was changed to Netscape, and Netscape called itselfMozilla/1.0 (win3.1), And there was more rejoicing. and Netscape supported frames, and frames
/8b117 safari/6531.22.7", "mozilla/5.0 (IPhone; U CPU iPhone os 4_2_1 like Mac os X; DA-DK) applewebkit/533.17.9 (khtml, like Gecko) version/5.0.2 mobile/8c148 safari/6533.18.5", "mozilla/5.0 (Macintosh; U Intel Mac OS X 10_5_6; En-US) applewebkit/530.9 (khtml, like Gecko) chrome/safari/530.9", "mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_0)
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