who_is_using_this_ip_address
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who_is_using_this_ip_address [2014/02/09 13:14] – [Basic Steps] samer | who_is_using_this_ip_address [2014/02/09 14:24] – [3.1- Basic Steps] samer | ||
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====== Who is Using This IP Address? ===== | ====== Who is Using This IP Address? ===== | ||
- | A frequent question that faces network administrators or application developers consists in identifying //who is using a specific public IP address//. This information can be utilized for instance to perform user localization and enable location-based services or user access control. In this context, a main technical challenge is to associate | + | A frequent question that faces network administrators or application developers consists in identifying //who is using a specific public IP address//. This information can be utilized for instance to perform user localization and enable location-based services or user access control. In this context, a main technical challenge is to associate |
===== -- Limitations of the whois Information ===== | ===== -- Limitations of the whois Information ===== | ||
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Community: 15290:3356 15290:64995 15290:65050 15290:65506 | Community: 15290:3356 15290:64995 15290:65050 15290:65506 | ||
- | Despite its availability, | + | Despite its availability, |
==== -- Team Cymru whois Server ==== | ==== -- Team Cymru whois Server ==== | ||
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==== -- Riswhois Server ==== | ==== -- Riswhois Server ==== | ||
- | RIPE NCC implements a similar whois service named RISwhois | + | RIPE NCC implements a similar whois service named RISwhois. This service provides |
<WRAP info> | <WRAP info> | ||
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</ | </ | ||
- | In the following, a simple example shows the output of a Riswhois query: '' | + | In the following, a simple example shows the output of a Riswhois query: |
< | < | ||
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Here are some hints and recipes to implement a server that maps IP prefixes with AS numbers based on BGP information. | Here are some hints and recipes to implement a server that maps IP prefixes with AS numbers based on BGP information. | ||
- | ==== Basic Steps ==== | + | ==== -- Basic Steps ==== |
Start by downloading raw BGP data collected by RIPE NCC servers from http:// | Start by downloading raw BGP data collected by RIPE NCC servers from http:// | ||
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</ | </ | ||
- | Here is a typical line in the dumped file, where you can see the prefix '' | + | Here is a typical line in the dumped file, where you can see the prefix '' |
< | < | ||
TABLE_DUMP2|1389513606|B|85.132.60.10|29049|148.60.0.0/ | TABLE_DUMP2|1389513606|B|85.132.60.10|29049|148.60.0.0/ | ||
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Now you can use your favorite scripting language to extract IP to AS mappings and perform a best prefix match. | Now you can use your favorite scripting language to extract IP to AS mappings and perform a best prefix match. | ||
+ | |||
+ | ==== -- Software Tools ==== | ||
+ | |||
+ | Fortunately, | ||
+ | - [[http:// | ||
+ | - [[https:// | ||
+ | - [[http:// |
who_is_using_this_ip_address.txt · Last modified: 2014/02/15 23:31 by samer