Web trackers
This is the bipartite network of internet domains and the trackers they
contain, such as the Facebook button and Google Analytics. Left nodes are
domains and right nodes are trackers, identified also by their domain.
Metadata
Statistics
Size  n =  40,421,974

Left size  n_{1} =  27,665,730

Right size  n_{2} =  12,756,244

Volume  m =  140,613,762

Wedge count  s =  106,441,673,202,003

Claw count  z =  2.963 5 × 10^{20}

Cross count  x =  7.817 07 × 10^{26}

Maximum degree  d_{max} =  11,571,952

Maximum left degree  d_{1max} =  1,100,065

Maximum right degree  d_{2max} =  11,571,952

Average degree  d =  6.957 29

Average left degree  d_{1} =  5.082 60

Average right degree  d_{2} =  11.023 1

Fill  p =  3.984 40 × 10^{−7}

Size of LCC  N =  39,821,755

Diameter  δ =  21

50Percentile effective diameter  δ_{0.5} =  3.359 14

90Percentile effective diameter  δ_{0.9} =  4.608 99

Median distance  δ_{M} =  4

Mean distance  δ_{m} =  3.789 13

Gini coefficient  G =  0.734 715

Balanced inequality ratio  P =  0.219 572

Left balanced inequality ratio  P_{1} =  0.274 646

Right balanced inequality ratio  P_{2} =  0.119 211

Relative edge distribution entropy  H_{er} =  0.762 650

Power law exponent  γ =  2.212 82

Tail power law exponent  γ_{t} =  2.161 00

Degree assortativity  ρ =  −0.057 485 9

Degree assortativity pvalue  p_{ρ} =  0.000 00

Spectral norm  α =  3,790.86

Plots
Downloads
References
[1]

Jérôme Kunegis.
KONECT – The Koblenz Network Collection.
In Proc. Int. Conf. on World Wide Web Companion, pages
1343–1350, 2013.
[ http ]

[2]

Sebastian Schelter and Jérôme Kunegis.
Tracking the trackers: A largescale analysis of embedded web
trackers.
In Proc. Int. Conf. on Web and Soc. Media, pages 679–682,
2016.
[ http ]

[3]

Sebastian Schelter and Jérôme Kunegis.
On the ubiquity of web tracking: Insights from a billionpage web
crawl.
J. of Web Sci., 4(4):53–66, 2018.
[ http ]
