Show Slow is an open source tool that helps monitor various website performance metrics over time. It captures the results of YSlow, Page Speed and dynaTrace AJAX Edition rankings and graphs them, to help you understand how various changes to your site affect its performance.

ShowSlow.com (this page) is a demonstration site that continuously measures the performance of a few reference web pages. It also allows for public metrics reporting.

If you want to make your measurements publicly available on this page, see the instructions on Configuring ranking tools page. If you want to keep your measurements private, download Show Slow and install it on your own server.

You can ask questions and discuss ShowSlow in our group http://groups.google.com/group/showslow or just leave feedback at http://showslow.uservoice.com

Public instance sponsor:

Timestamp YSlow gradePage Speed scoredynaTrace rankURL
2012-01-28 10:30:48 D (62)
E (55)
no data
http://www.curecircle.com/
2012-01-28 10:30:25 D (68)
A (94)
no data
http://www.rivalspot.com/mainlobby
2012-01-28 10:29:53 C (72)
B (88)
no data
http://www.nrenault.com/
2012-01-28 10:29:49 C (71)
A (93)
no data
http://www.rivalspot.com/
2012-01-28 10:29:27 C (71)
A (90)
no data
http://www.djnicolasr.com/
2012-01-28 10:29:24 D (62)
B (80)
no data
http://www.marthastewart.com/339695/poached-chicken-breasts-and-chicken-brot
2012-01-28 10:29:21 no data
no data
no data
http://www.wix.com/structuralsciences/sa-structural-inspections-1
2012-01-28 10:28:52 D (62)
C (76)
no data
http://www.marthastewart.com/food
2012-01-28 10:28:39 C (70)
C (77)
no data
http://www.marthastewart.com/
2012-01-28 10:28:24 C (70)
F (41)
no data
http://mapadelasolidaridad.cl/login.php
2012-01-28 10:28:18 D (65)
A (91)
no data
http://www.ayudar.cl/
2012-01-28 10:28:16 A (94)
A (96)
no data
http://www.domyjeans.fr/
2012-01-28 10:27:58 C (73)
B (89)
no data
http://www.andrewdefilippis.com/
2012-01-28 10:27:44 E (59)
C (78)
no data
http://nrl.com/
2012-01-28 10:27:39 D (65)
C (75)
no data
http://nrl.com/livescoreboard/tabid/10969/Default.aspx?matchid=1278
2012-01-28 10:27:35 E (59)
no data
no data
http://www.nrl.com/Default.aspx
2012-01-28 10:27:33 D (66)
no data
no data
http://www.nrl.com/livescoreboard/tabid/10969/Default.aspx?matchid=1278
2012-01-28 10:27:07 B (88)
C (73)
no data
http://yourpinpoints.com/
2012-01-28 10:27:03 A (97)
B (87)
no data
http://lakegrapevinecruises.com/
2012-01-28 10:26:51 C (76)
D (68)
no data
http://www.doorbuster.com.au/
2012-01-28 10:26:50 A (93)
A (98)
no data
http://www.vignaud.fr/
2012-01-28 10:26:36 A (94)
A (98)
no data
http://www.eyael.com/
2012-01-28 10:26:19 C (78)
D (68)
no data
https://www.emsadsupport.nsw.edu.au/
2012-01-28 10:26:07 B (86)
D (68)
no data
https://testsonline.emsadsupport.nsw.edu.au/to/admin/olt_console.aspx?block=1&norepeat
2012-01-28 10:26:02 B (84)
C (73)
no data
http://testsonline.emsadsupport.nsw.edu.au/
2012-01-28 10:25:49 B (84)
C (71)
no data
http://www.herecomethenerds.com/
2012-01-28 10:25:35 C (74)
D (68)
no data
http://www.check-in.co.nz/
2012-01-28 10:25:19 D (62)
C (77)
no data
http://www.nrl.com/
2012-01-28 10:24:40 D (66)
E (57)
no data
http://www.check-in.com.au/Hotels/Region_Hotels.asp?iregionid=13
2012-01-28 10:24:23 C (74)
D (68)
no data
http://www.check-in.com.au/
2012-01-28 10:24:15 C (70)
D (65)
no data
http://planszoweczka.pl/
2012-01-28 10:24:12 C (70)
no data
no data
http://www.planszoweczka.pl/
2012-01-28 10:24:06 C (73)
B (88)
no data
http://planszak.pl/
2012-01-28 10:23:52 B (80)
D (66)
no data
http://rebel.pl/
2012-01-28 10:23:33 B (82)
A (92)
no data
http://alexa.vs.tc/
2012-01-28 10:23:24 A (100)
A (100)
no data
http://vs.tc/
2012-01-28 10:23:17 B (81)
F (39)
no data
http://bankalar.org/
2012-01-28 10:23:11 C (75)
F (48)
no data
http://www.wholesalecomplaints.com/
2012-01-28 10:22:59 D (64)
F (24)
no data
http://www.bancopopular.es/popular-web/empresas
2012-01-28 10:22:57 D (64)
F (25)
no data
http://www.bancopopular.es/popular-web/particulares
2012-01-28 10:22:42 C (74)
B (88)
no data
http://preco2.buscape.com.br/notebook.html
2012-01-28 10:22:38 C (74)
B (83)
no data
http://preco2.buscape.com.br/dvds.html
2012-01-28 10:22:16 C (73)
B (82)
no data
http://preco2.buscape.com.br/cds.html
2012-01-28 10:21:51 C (76)
B (89)
no data
http://www.buscape.com.br/
2012-01-28 10:21:34 B (84)
F (40)
no data
http://gp.pre.ec.pe/
2012-01-28 10:21:13 D (68)
B (82)
no data
http://urbania.pe/
2012-01-28 10:20:50 C (70)
B (80)
no data
http://neoauto.pe/
2012-01-28 10:20:29 C (79)
B (85)
no data
http://kotear.pe/
2012-01-28 10:20:13 C (71)
B (84)
no data
http://www.globrix.com/property/buy/london?bc=
2012-01-28 10:20:12 C (76)
no data
no data
http://www.autologica.com/
2012-01-28 10:20:12 C (76)
D (66)
no data
http://www.autologica.net/
2012-01-28 10:19:56 B (81)
A (90)
no data
http://www.globrix.com/
2012-01-28 10:19:44 D (61)
B (85)
no data
http://www.findaproperty.com/searchresults.aspx?edid=00
2012-01-28 10:19:42 D (63)
no data
no data
http://www.findaproperty.com/for-sale/unknown-location/properties
2012-01-28 10:19:40 D (67)
B (82)
no data
http://www.primelocation.com/
2012-01-28 10:19:21 D (68)
B (81)
no data
http://www.findaproperty.com/
2012-01-28 10:19:20 D (62)
C (77)
no data
http://www.primelocation.com/uk-estate-agents/search/list/place/path/uk.england.london.south-east-lo...
2012-01-28 10:19:00 B (88)
C (71)
no data
http://www.tanforless.com/
2012-01-28 10:18:58 A (96)
A (91)
no data
http://www.tanforless.com/store/cart.php
2012-01-28 10:18:45 C (78)
A (92)
no data
http://www.saltanoticiasinfo.com.ar/
2012-01-28 10:18:44 C (73)
B (89)
no data
http://www.thirdage.com/auto-immune-diseases/how-i-live-with-ms
2012-01-28 10:18:20 C (71)
A (91)
no data
http://pokerpt.com/
2012-01-28 10:18:18 B (81)
A (91)
no data
http://www.plaxo.com/
2012-01-28 10:17:59 C (77)
C (72)
no data
http://www.backend.gr/
2012-01-28 10:17:40 C (74)
no data
no data
http://swanlakesgolf.com/main/
2012-01-28 10:17:40 C (79)
B (86)
no data
http://www.swanlakesgolf.com/
2012-01-28 10:17:31 D (63)
B (87)
no data
http://gatewaypundit.rightnetwork.com/
2012-01-28 10:17:25 D (62)
no data
no data
http://www.thegatewaypundit.com/
2012-01-28 10:17:22 D (65)
C (79)
no data
http://www.eatliverun.com/
2012-01-28 10:17:00 C (74)
A (94)
no data
http://www.innovateus.net/
2012-01-28 10:16:54 A (99)
no data
no data
http://www.bojnourd.net/cgi-sys/suspendedpage.cgi
2012-01-28 10:16:53 C (79)
A (100)
no data
http://www.bojnourd.net/
2012-01-28 10:16:40 no data
D (65)
no data
http://www.orange.at/inc/js/fancybox/blank.gif
2012-01-28 10:16:39 C (70)
no data
no data
http://www.orange.at/Content.Node/
2012-01-28 10:16:21 C (76)
F (48)
no data
http://www.t-mobile.at/
2012-01-28 10:16:04 A (100)
A (100)
no data
http://www.pornbook.intermax-ag.de/socialengine/
2012-01-28 10:15:51 E (58)
C (73)
no data
http://www.ln-online.de/
2012-01-28 10:15:24 F (37)
E (56)
no data
http://www.thejewellerychannel.tv/ProductDetail.aspx?StockCode=638376
2012-01-28 10:14:58 B (84)
A (97)
no data
http://woktoss.com/
2012-01-28 10:14:56 B (82)
A (97)
no data
http://www.woktoss.com/
2012-01-28 10:14:20 B (84)
B (80)
no data
http://www.iclaz.com.br/
2012-01-28 10:14:00 A (92)
A (96)
no data
https://www.google.com/accounts/ServiceLogin?service=mail
2012-01-28 10:13:59 A (94)
no data
no data
https://accounts.google.com/ServiceLogin?service=mail
2012-01-28 10:13:46 C (77)
A (90)
B (83)
http://www.golocal-uk.co.uk/
2012-01-28 10:13:29 B (83)
B (89)
C (78)
http://falcon-nieruchomosci.pl/
2012-01-28 10:13:12 D (67)
D (69)
B (84)
http://www.mvmtravel.com/
2012-01-28 10:12:52 B (89)
B (85)
B (81)
http://indiaeads.com/
2012-01-28 10:12:40 C (75)
C (74)
E (52)
http://www.odeon.co.uk/
2012-01-28 10:12:37 A (100)
A (99)
A (93)
http://www.digitalant.com/
2012-01-28 10:12:25 D (68)
C (78)
F (48)
http://www.cineworld.co.uk/
2012-01-28 10:12:06 D (68)
D (60)
E (53)
http://new.myvue.com/500-error.html?aspxerrorpath=/Default.aspx
2012-01-28 10:12:03 C (70)
no data
no data
http://www.myvue.com/500-error.html
2012-01-28 10:12:00 B (89)
B (88)
A (95)
http://www.mulchblowers.co.nz/
2012-01-28 10:11:47 C (72)
C (77)
D (65)
http://personer.eniro.se/resultat/Mikael/Stockholm
2012-01-28 10:11:44 B (86)
B (87)
B (88)
http://personer.eniro.se/resultat/Mikael/Stockholm?disable_banners=1
2012-01-28 10:11:38 C (77)
no data
no data
http://www.nuision.com/
2012-01-28 10:11:25 D (61)
C (75)
F (42)
http://www.auto-motor-und-sport.de/formel-1-606153.html
2012-01-28 10:11:25 E (59)
C (74)
F (22)
http://www.auto-motor-und-sport.de/einzeltest-606285.html
2012-01-28 10:09:50 D (60)
C (75)
no data
http://www.calcadoonline.com.br/
2012-01-28 10:09:38 D (65)
C (79)
no data
http://www.compraunica.com.br/