id	domain	url
spir-8216	www.couchsurfing.org	http://www.couchsurfing.org
spir-8216	www.couchsurfing.org	http://www.couchsurfing.org
spir-8216	www.couchsurfing.org	http://www.couchsurfing.org
spir-8216	www.couchsurfing.org	http://www.couchsurfing.org
spir-8216	www.couchsurfing.org	http://www.couchsurfing.org
spir-8216	www.couchsurfing.org	http://www.couchsurfing.org
spir-8216	www.couchsurfing.org	http://www.couchsurfing.org/amb_ethics.html
spir-8216	www.couchsurfing.org	http://www.couchsurfing.org
spir-8216	www.couchsurfing.org	http://www.couchsurfing.org/statistics.html
spir-8216	www.secure.pdcnet.org	http://www.secure.pdcnet.org/techne/content/techne_2010_0014_0001_0003_0015
spir-8216	www.aspr.ac.at	http://www.aspr.ac.at/sak2011/sanfran09.pdf