Looking Glasses

Updated! Last updated 15th August 2010

New! http://vee-six.telstra.net/ (Telstra IPv6)

Amsterdam

http://www.ripe.net/cgi-bin/looking-glass (Ripe NCC)

Argentina

http://tools.telpin.com.ar/cgi-bin/traceroute (Cooperativa Telefonica Pinamar Ltda)

Australia

http://info.vicnet.net.au/lg.html (VICNET)
http://looking-glass.connect.com.au/ (Connect)
http://looking-glass.optus.net.au/ (Optus)
http://looking-glass.uecomm.net.au/ (Uecomm)
http://mrtg.zipworld.net/glass.html (Ausbone)
http://proxy1.mel.connect.com.au/cgi-bin/traceroute.cgi (Telstra)
http://www.internetslr.com.au/contacts/onlinetools (Internet SLR)
http://www.parnet.edu.au/lg.html (ParNet)
http://www.telstra.net.au/cgi-bin/trace (Telstra)
http://vee-six.telstra.net/ (Telstra IPv6)
telnet://route-server-au.exodus.net/ (Exodus)

Austria

http://www.vix.at/lookingglass/lg.html (ACO-Net)

Belgium

http://www.belnet.be/cgi-bin/traceroute (BELNET, Brussels - English)

Brazil

http://lg.adg.com.br (ADG)

Bulgaria

http://www.nat.bg/look/ (NATURELLA)

Canada

http://sitka.triumf.ca/cgi-bin/nph-traceroute (Triumf)
http://www.kawartha.com/cgi-bin/nph-traceroute.cgi (BellNexxia Net)
telnet://route-server.gt.ca/ (Group Telecom)

Czech Republic

http://www.pstruh.cz/util/trace.asp Motobit (AS15685)

Cyprus

http://noc.thunderworx.net/cgi-bin/public/traceroute.pl (CytaNet)

Denmark

http://stat.cybercity.dk/lg/ (dare-net)
http://trace.tele.dk/cgi-bin/nph-first (Tele-Danmark)

Estonia

http://www.ee/cgi-bin/nph-traceroute.cgi (ICP/Sprint)
http://www.neti.ee/cgi-bin/nph-traceroute (TeleGlobe)

General Europe

http://www.ebone.net/looking-glass (Ebone)

Finland

http://www.eunet.fi/cgi-bin/trace (EUNet Finland)

France

http://interne.easynet.fr/cgi-bin/nph-traceroute.cgi (ALTERNet/UUNet)
http://lookinglass.gix.nic.fr/ (NIC)
http://webbo.enst-bretagne.fr/cgi-webbo/nph-traceroute (Galaxie-Net)
http://www.efrei.fr/cgi-bin/nph-cgiwrap/parmelan/nph-traceroute (OLEANE/ALTERNet/UUNet)
http://www.eu.org/cgi-bin/nph-traceroute (ALTERNet/UUNet)
http://www.fr.net/internet/trace.html (Oleane.Net)
http://www.gsl.net/cgi-bin/traceroute.sh (Global One Consortium)
http://www.in2p3.fr/iptools/pub/traceroute.html (via CERN Switzerland)
http://www.iway.fr/htbin/nph-traceroute.cgi (ALTERNet/UUNet)
http://www.mnet.fr/mnet/assistechnique/tracerroute/traceroute.htm (Opentransit/France Telecom)

Germany

http://fte.tegtmeyer.net/traceroute.html (TegTMeyer)
http://pktw06.phy.tu-dresden.de/cgi-bin/traceroute.pl (Win-ip)
http://radius.desy.de/cgi-bin/traceroute.pl (Win-ip)
http://sites.inka.de/sites/lina/tracer.html http://www.debug.net/connectivity/ http://www.dkrz.de/cgi-bin/nph-trace (DFN)
http://www.eastlink.de/support/tools.php3 (ECRC-Net)
http://www.ira.uka.de/I32/cgi-bin/trace.cgi http://www.plusline.net/quality/data.php3 (Abovenet)

Greece

http://www.grnet.gr/lg.html (GR-NET)
http://www.ntua.gr/nmc/traceroute.html (GR-Net)

Hong Kong

http://corporate.pacific.net.sg/serviceLink/tools.html (Pacific surf)
http://traceroute.hkt.net/cgi-bin/nph-traceroute (Hong Kong Telecom)
http://www.zolar.com.hk/cgi-bin/Traceroute (Zolar)

Hungary

http://www.rmki.kfki.hu/cgi-bin/nph-traceroute.pl (Dante-Net)

Iceland

http://www.isnet.is/cgi-bin/nph-traceroute (Is-Net)

Israel

http://noc.ilan.net.il/LG/ (Ilan-Net)
http://www.ibm.net.il/traceroute (IBM Israel)
http://www.wisdom.weizmann.ac.il/cgi-bin/traceroute

Italy

http://www.ifctr.mi.cnr.it/News/traceform.html (Ten-34.net)
http://www.infn.it/pub/Network/traceroute.html (Ten-34.net)
http://etabeta.noc.seabone.net/cgi-bin/lg.pl (Seabone)

Japan

http://w3.hart.co.jp/cgi-bin/nph-traceroute (KDD)
http://www.infovalley.ad.jp/tools/traceroute.html (InfoWeb/C&W)
http://euro-guest.genuity.net/asia.html (Genuity)

London

http://lg.carrier1.net/ (Carrier1-Net)

Netherlands

http://www.att-unisource.net/~netq/cgi-bin/traceroute (AT&T Unisource)
http://www.nikhef.nl/user/e07/tools/traceroute.html (NIKhef)
http://www.nl.uu.net/pops/trace.uunet (UUNet Holland)

Poland

http://as5388.net/cgi-bin/lg.pl (Planet online)
http://noc.toplink.net/cgi-bin/lookingglass.pl (TopLink)
http://rosablanche.urbanet.ch/local-cgi-bin/lg-nrw.pl (Urbanet)
http://www.doema.wirehub.nl/cgi-bin/lg.pl (Wirehub)

Russia

http://relcom.eu.net/INFO/NOC-IP/web-traceroute/trace? (Relcom)

Singapore

http://www.ix.singtel.com/traceroute/

Slovakia

http://www.six.sk/lg.html (Six)

South Africa

http://www.saix.net/cgi-bin/tools/trace.cgi (SAIE)

Spain

http://spanrad.nocreditcard.net/nettools (DataGramma)
http://web.ocea.es/cgi-bin/nph-traceroute (C&W)

Switzerland

http://noc.urbanet.ch/local-cgi-bin/nph-traceroute (ALTERNet/UUNet)
http://www.eye.ch/cgi-bin/nph-traceroute (GlobalOne/GIP)
http://www.fastnet.ch/cgi-bin/trace (Telia)
http://www.gerszt.ch/cgi-bin/nph-trace (Telia)
http://www.globalip.ch/cgi-bin/traceroute.sh (GlobalOne/GIP)
http://www.unige.ch/cgi-bin/people/hugen/trace (University of Geneva, Geneva - English)

Ukraine

http://schoolnet.kiev.ua/cgi-bin/wtraceroute (I-Gate)

United Kingdom

http://angrad.nocreditcard.net/nettools (Easynet)
http://icfamon.dl.ac.uk/cgi-bin/traceroute.pl (Ja-net)

USA

http://avatar.nm.org/nmix/lg.html (NMIX)
http://bs.mit.edu:8001/cgi-bin/traceroute (Vbnsnet)
http://doom.net/docs/mae.html (Servint-Net)
http://glass.petrel.net/ (Petrel Communications)
http://kix.net/looking-glass/ (KORNet)
http://lg.1anetworks.net/lg.pl (1A Networks)
http://lg.above.net (AboveNet)
http://lg.broadwing.net/ (Broadwing)
http://lg.cary.cw.net/ (Cable & Wireless)
http://lg.concert.net/ (Concert)
http://lg.conxion.net/ (ConXion)
http://looking-glass.bora.net/index.html (BORA-Net)
http://netmonserver.princeton.edu/traceroute.html (JVNCNet Verio)
http://nic.mit.edu/bin/traceroute (BBNPlanet)
http://nitrous.cts.com/ (CTS-Net)
http://nitrous.digex.net/mae/mae-lg.html (Mae-East++ (Digex))
http://nitrous.digex.net/mae/maew-lg.html (Mae-West (Digex))
http://nitrous.digex.net/mae/mae-lg.html (DIGEX-NET)
http://oxide.sprintlink.net/ (Sprintlink)
http://reporter.teleglobe.net/bin/lg (Teleglobe)
http://traceroute.homecom.com/trace.html (HomeCom communications)
http://traceroute.ipr.net/traceroute.cgi (carribean internet service/UUNet)
http://voa.his.com/cgi-bin/trace (CAIS)
http://web.ocea.es/trace.html (AlterNet)
http://www.above.net/cgi-bin/trace (ABOVE-NET)
http://www.aco.net/lookingglass/lg.html (Ebone-Net)
http://www.best.com/tools/traceroute.html (Verio net)
http://www.bungi.com/cgi-bin/trace (AboveNet)
http://www.calweb.com/cgi-bin/trace (ELI)
http://www.csc.fi/cgi-bin/nph-traceroute (FUNet)
http://www.csu.net/cgi-bin/trace (CSU-Net)
http://www.dca.net/support/lg.html (DCA-NET)
http://www.ebone.net/looking-glass/ (EBONE-NET)
http://www.erie.net/cgi-bin/traceroute.cgi (C&W)
http://www.getnet.com/cgi-bin/trace (Getnet)
http://www.klammeraffe.org/~hast/glass.html (ECRC NET)
http://www.lava.net/services/traceroute.html (ALTERNet/UUNet)
http://www.level3.com/LookingGlass (Level 3)
http://www.medei.com/keri/tools/trace.html (CentNet/AlterNet)
http://www.monitorhost.com/
http://www.novia.net/~rabick/CGI/club-traceroute.cgi (C&W)
http://www.opus1.com/www/traceroute.html (Sprint/Mci)
http://www.pcslink.com/cgi-bin/trace (AGIS)
http://www.playground.net/products_services/body_network_traceroute.html (UUNet/Bell)
http://www.sdsc.edu/~hutton/cgi-bin/tracert.cgi (CERFNet)
http://www.slac.stanford.edu/cgi-bin/nph-traceroute.pl (ESNet)
http://www.socket.net/traceroute/ (Sprint)
http://www.taygeta.com/cgi-bin/trace (ALTERNet/UUNet)
http://www.tpoint.net/cgi-bin/trace (ALTERNet/UUNet)
http://www.va.pubnix.com/cgi-bin/rbox/tc (ALTERNet/UUNet)
http://www.vix.at/lookingglass/lg.html (Vix)
http://www.wvi.com/cgi-bin/trace (Verio)
http://www.xmission.com/techtools/lg-core.html (X-Mission)
http://zeus.lyceum.com/cgi-bin/nph-trace (ALTERNet/UUNet)
telnet://route-server.exodus.net (Exodus)
telnet://route-views.oregon-ix.net (Oregon Exchange)

USA Puerto Rico

http://traceroute.ipr.net/traceroute.cgi (IPR-net)
http://www.gutierrez.com/gateways/traceroute.html (ALTERNet/UUNet)
Send comments/flames/additions to Steven Plunkett (steven@sjp.dropbear.id.au)