BGP AS Check for Internet Traceroute

Description

This is a quick tool to identify BGP AS Number of a traceroute result gathering from Juniper or Cisco Network Devices.

This tools helps to identify if BGP routing path is correct for a given traffic path.

The traceroute result can be paste in a text file and the script can parse the hop ips in the traceroute and identify the BGP AS number and carrier info.

Private IPs and Unreachables will be checked and identified in the script.

Installation

Clone the Source Code

git clone https://github.com/sunbath/Internet_traceroute_bgp_as_check.git

Then you should see the cloned folder "Internet_Traceroute_Check_AS"

ls -al | grep "Internet_Traceroute_Check_AS"

Create a virtual environment in your local environment and activate the virtual environment

cd Internet_Traceroute_Check_AS
python3 -m venv venv
source Internet_Traceroute_Check_AS/bin/activate

Install the necessary packages

pip install -r requirements.txt

Paste your traceroute result to a text file and copy the filename for #5.
Run the code

python traceroute_check.py --f <traceroute_filename>

or the default filename is "traceroute.txt" and the script can be run with:

python traceroute_check.py

Command line Help:

% python3 traceroute_check.py --help
Usage: traceroute_check.py [OPTIONS]

Options:
  --f TEXT  Traceroute result file
  --help    Show this message and exit.

Output

+-----+----------------+-----------+---------------------------------------------------------+  
| Hop | IP Address     |  Country  | AS Number - Telco Info                                  |  
+-----+----------------+-----------+---------------------------------------------------------+  
|  1  | *              |    N/A    | N/A (Non-Public IP)                                     |  
|  2  | 121.244.40.162 |   India   | AS4755 TATA Communications formerly VSNL is Leading ISP |  
|  3  | 172.17.169.202 |    N/A    | N/A (Non-Public IP)                                     |  
|  4  | 180.87.36.9    |   India   | AS6453 TATA COMMUNICATIONS (AMERICA) INC                |  
|  5  | 180.87.36.83   |   India   | AS6453 TATA COMMUNICATIONS (AMERICA) INC                |  
|  6  | 180.87.12.2    | Singapore | AS6453 TATA COMMUNICATIONS (AMERICA) INC                |  
|  7  | 116.0.93.168   | Hong Kong | AS6453 TATA COMMUNICATIONS (AMERICA) INC                |  
|  8  | 116.0.93.145   | Hong Kong | AS6453 TATA COMMUNICATIONS (AMERICA) INC                |  
|  9  | 134.159.128.5  | Hong Kong | AS4637 Telstra Global                                   |  
|  10 | 134.159.145.61 | Hong Kong | AS4637 Telstra Global                                   |  
|  11 | 202.84.157.38  | Hong Kong | AS4637 Telstra Global                                   |  
|  12 | 202.84.249.14  | Hong Kong | AS4637 Telstra Global                                   |  
|  13 | 42.99.163.9    |   Japan   | AS4637 Telstra Global                                   |  
|  14 | 10.249.92.230  |    N/A    | N/A (Non-Public IP)                                     |  
+-----+----------------+-----------+---------------------------------------------------------+