**CAIDA**

# CAIDA

## About this network

This is the undirected network of autonomous systems of the Internet connected with each other from the CAIDA project, collected in 2007. Nodes are autonomous systems (AS), and edges denote communication.

## Network info

Code | IN |

Category | ⬤ Computer |

Data source | http://snap.stanford.edu/data/as-caida.html |

Vertex type | Autonomous system |

Edge type | Communication |

Format | Undirected |

Edge weights | Unweighted |

Metadata | Missing orientation |

Size | 26,475 vertices (autonomous systems) |

Volume | 53,381 edges (communications) |

Average degree | 4.0326 edges / vertex |

Fill | 0.00015232 edges / vertex^{2} |

Maximum degree | 2,628 edges |

Size of LCC | 26,475 vertices (network is connected) |

Wedge count | 14,906,270 |

Claw count | 7,839,606,991 |

Triangle count | 36,365 |

Square count | 2,287,349 |

4-tour count | 78,030,634 |

Power law exponent (estimated) with d_{min} | 2.0910 (d_{min} = 6) |

Gini coefficient | 62.8% |

Relative edge distribution entropy | 83.8% |

Assortativity | –0.19465 |

Clustering coefficient | 0.732% |

Diameter | 17 edges |

90-percentile effective diameter | 4.64 edges |

Mean shortest path length | 3.91 edges |

Spectral norm | 69.643 |

Algebraic connectivity | 0.020437 |

## Downloads

TSV file: | as-caida20071105.tar.bz2 (171.58 KiB) |

Extraction code: | snap.tar.bz2 (20.04 KiB) |