Voici ce que j'ai pu créer grâce à l'outil trouvé chez :
http://www.yellowpipe.com/yis/tools/robots.txt/
###
# robots.txt file created at
http://www.yellowpipe.com
# For domain:
http://www.vivreasso.fr
###
User-agent: *
Disallow:<ital>
(J'ai rajouté moi-même les deux lignes au-dessus qui étrangement ne s'y trouvaient pas, afin d'autoriser l'indexation de l'ensemble de mon site à tous les MDR, sauf ceux figurant ci-desous)
Dites moi ce que vous en pensez; Merci.
###
#Unsafe robots to keep away
###
User-agent: Aqua_Products
Disallow: /
User-agent: asterias
Disallow: /
User-agent: b2w/0.1
Disallow: /
User-agent: BackDoorBot/1.0
Disallow: /
User-agent: Black Hole
Disallow: /
User-agent: BlowFish/1.0
Disallow: /
User-agent: Bookmark search tool
Disallow: /
User-agent: BotALot
Disallow: /
User-agent: BuiltBotTough
Disallow: /
User-agent: Bullseye/1.0
Disallow: /
User-agent: BunnySlippers
Disallow: /
User-agent: Cegbfeieh
Disallow: /
User-agent: CheeseBot
Disallow: /
User-agent: CherryPicker
Disallow: /
User-agent: CherryPicker /1.0
Disallow: /
User-agent: CherryPickerElite/1.0
Disallow: /
User-agent: CherryPickerSE/1.0
Disallow: /
User-agent: CopyRightCheck
Disallow: /
User-agent: cosmos
Disallow: /
User-agent: Crescent
Disallow: /
User-agent: Crescent Internet ToolPak HTTP OLE Control v.1.0
Disallow: /
User-agent: DittoSpyder
Disallow: /
User-agent: EmailCollector
Disallow: /
User-agent: EmailSiphon
Disallow: /
User-agent: EmailWolf
Disallow: /
User-agent: EroCrawler
Disallow: /
User-agent: ExtractorPro
Disallow: /
User-agent: FairAd Client
Disallow: /
User-agent: Flaming AttackBot
Disallow: /
User-agent: Foobot
Disallow: /
User-agent: Gaisbot
Disallow: /
User-agent: GetRight/4.2
Disallow: /
User-agent: grub
Disallow: /
User-agent: grub-client
Disallow: /
User-agent: Harvest/1.5
Disallow: /
User-agent: hloader
Disallow: /
User-agent: httplib
Disallow: /
User-agent: humanlinks
Disallow: /
User-agent: ia_archiver
Disallow: /
User-agent: ia_archiver/1.6
Disallow: /
User-agent: InfoNaviRobot
Disallow: /
User-agent: Iron33/1.0.2
Disallow: /
User-agent: JennyBot
Disallow: /
User-agent: Kenjin Spider
Disallow: /
User-agent: Keyword Density/0.9
Disallow: /
User-agent: larbin
Disallow: /
User-agent: LexiBot
Disallow: /
User-agent: libWeb/clsHTTP
Disallow: /
User-agent: LinkextractorPro
Disallow: /
User-agent: LinkScan/8.1a Unix
Disallow: /
User-agent: LinkWalker
Disallow: /
User-agent: LNSpiderguy
Disallow: /
User-agent: lwp-trivial
Disallow: /
User-agent: lwp-trivial/1.34
Disallow: /
User-agent: Mata Hari
Disallow: /
User-agent: Microsoft URL Control
Disallow: /
User-agent: Microsoft URL Control - 5.01.4511
Disallow: /
User-agent: Microsoft URL Control - 6.00.8169
Disallow: /
User-agent: MIIxpc
Disallow: /
User-agent: MIIxpc/4.2
Disallow: /
User-agent: Mister PiX
Disallow: /
User-agent: moget
Disallow: /
User-agent: moget/2.1
Disallow: /
User-agent: mozilla/4
Disallow: /
User-agent: Mozilla/4.0 (compatible; BullsEye; Windows 95)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows 2000)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows 95)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows 98)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows ME)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows NT)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows XP)
Disallow: /
User-agent: mozilla/5
Disallow: /
User-agent: MSIECrawler
Disallow: /
User-agent: NetAnts
Disallow: /
User-agent: NetMechanic
Disallow: /
User-agent: NICErsPRO
Disallow: /
User-agent: Offline Explorer
Disallow: /
User-agent: Openbot
Disallow: /
User-agent: Openfind
Disallow: /
User-agent: Openfind data gathere
Disallow: /
User-agent: Oracle Ultra Search
Disallow: /
User-agent: PerMan
Disallow: /
User-agent: ProPowerBot/2.14
Disallow: /
User-agent: ProWebWalker
Disallow: /
User-agent: psbot
Disallow: /
User-agent: Python-urllib
Disallow: /
User-agent: QueryN Metasearch
Disallow: /
User-agent: Radiation Retriever 1.1
Disallow: /
User-agent: RepoMonkey
Disallow: /
User-agent: RepoMonkey Bait & Tackle/v1.01
Disallow: /
User-agent: RMA
Disallow: /
User-agent: searchpreview
Disallow: /
User-agent: SiteSnagger
Disallow: /
User-agent: SpankBot
Disallow: /
User-agent: spanner
Disallow: /
User-agent: suzuran
Disallow: /
User-agent: Szukacz/1.4
Disallow: /
User-agent: Teleport
Disallow: /
User-agent: TeleportPro
Disallow: /
User-agent: Telesoft
Disallow: /
User-agent: The Intraformant
Disallow: /
User-agent: TheNomad
Disallow: /
User-agent: TightTwatBot
Disallow: /
User-agent: Titan
Disallow: /
User-agent: toCrawl/UrlDispatcher
Disallow: /
User-agent: True_Robot
Disallow: /
User-agent: True_Robot/1.0
Disallow: /
User-agent: turingos
Disallow: /
User-agent: URL Control
Disallow: /
User-agent: URL_Spider_Pro
Disallow: /
User-agent: URLy Warning
Disallow: /
User-agent: VCI
Disallow: /
User-agent: VCI WebViewer VCI WebViewer Win32
Disallow: /
User-agent: Web Image Collector
Disallow: /
User-agent: WebAuto
Disallow: /
User-agent: WebBandit
Disallow: /
User-agent: WebBandit/3.50
Disallow: /
User-agent: WebCopier
Disallow: /
User-agent: WebEnhancer
Disallow: /
User-agent: WebmasterWorldForumBot
Disallow: /
User-agent: WebSauger
Disallow: /
User-agent: Website Quester
Disallow: /
User-agent: Webster Pro
Disallow: /
User-agent: WebStripper
Disallow: /
User-agent: WebZip
Disallow: /
User-agent: WebZip/4.0
Disallow: /
User-agent: Wget
Disallow: /
User-agent: Wget/1.5.3
Disallow: /
User-agent: Wget/1.6
Disallow: /
User-agent: WWW-Collector-E
Disallow: /
User-agent: Xenu's
Disallow: /
User-agent: Xenu's Link Sleuth 1.1c
Disallow: /
User-agent: Zeus
Disallow: /
User-agent: Zeus 32297 Webster Pro V2.9 Win32
Disallow: /
User-agent: Zeus Link Scout
Disallow: /
En effet, de ce que dit Google et d'autres sites, sans le fichier robots.txt à la racine du site, aucun MDR ne peut t'indexer.
Je viens donc de faire la manip, en ayant supprimé tous les espaces au préalable, et bingo, immédiatement Google a pu me référencer !!!
C'est vrai que ce fichier permet d'exclure des pages ou des MDR malveillants dont la liste figure dans mon fichier, mais il autorise aussi les autres, ou certains autres spécifiquement, notamment Googlebot (Google), Slurp (Yahoo), MSNBot, Exabot.
Je recopie ci-desous mon fichier auquel j'ai enlevé les lignes vides :
###
# robots.txt file created at http://www.yellowpipe.com
# For domain: http://www.vivreasso.fr
###
User-agent: *
Disallow:
###
#Unsafe robots to keep away
###
User-agent: Aqua_Products
Disallow: /
User-agent: asterias
Disallow: /
User-agent: b2w/0.1
Disallow: /
User-agent: BackDoorBot/1.0
Disallow: /
User-agent: Black Hole
Disallow: /
User-agent: BlowFish/1.0
Disallow: /
User-agent: Bookmark search tool
Disallow: /
User-agent: BotALot
Disallow: /
User-agent: BuiltBotTough
Disallow: /
User-agent: Bullseye/1.0
Disallow: /
User-agent: BunnySlippers
Disallow: /
User-agent: Cegbfeieh
Disallow: /
User-agent: CheeseBot
Disallow: /
User-agent: CherryPicker
Disallow: /
User-agent: CherryPicker /1.0
Disallow: /
User-agent: CherryPickerElite/1.0
Disallow: /
User-agent: CherryPickerSE/1.0
Disallow: /
User-agent: CopyRightCheck
Disallow: /
User-agent: cosmos
Disallow: /
User-agent: Crescent
Disallow: /
User-agent: Crescent Internet ToolPak HTTP OLE Control v.1.0
Disallow: /
User-agent: DittoSpyder
Disallow: /
User-agent: EmailCollector
Disallow: /
User-agent: EmailSiphon
Disallow: /
User-agent: EmailWolf
Disallow: /
User-agent: EroCrawler
Disallow: /
User-agent: ExtractorPro
Disallow: /
User-agent: FairAd Client
Disallow: /
User-agent: Flaming AttackBot
Disallow: /
User-agent: Foobot
Disallow: /
User-agent: Gaisbot
Disallow: /
User-agent: GetRight/4.2
Disallow: /
User-agent: grub
Disallow: /
User-agent: grub-client
Disallow: /
User-agent: Harvest/1.5
Disallow: /
User-agent: hloader
Disallow: /
User-agent: httplib
Disallow: /
User-agent: humanlinks
Disallow: /
User-agent: ia_archiver
Disallow: /
User-agent: ia_archiver/1.6
Disallow: /
User-agent: InfoNaviRobot
Disallow: /
User-agent: Iron33/1.0.2
Disallow: /
User-agent: JennyBot
Disallow: /
User-agent: Kenjin Spider
Disallow: /
User-agent: Keyword Density/0.9
Disallow: /
User-agent: larbin
Disallow: /
User-agent: LexiBot
Disallow: /
User-agent: libWeb/clsHTTP
Disallow: /
User-agent: LinkextractorPro
Disallow: /
User-agent: LinkScan/8.1a Unix
Disallow: /
User-agent: LinkWalker
Disallow: /
User-agent: LNSpiderguy
Disallow: /
User-agent: lwp-trivial
Disallow: /
User-agent: lwp-trivial/1.34
Disallow: /
User-agent: Mata Hari
Disallow: /
User-agent: Microsoft URL Control
Disallow: /
User-agent: Microsoft URL Control - 5.01.4511
Disallow: /
User-agent: Microsoft URL Control - 6.00.8169
Disallow: /
User-agent: MIIxpc
Disallow: /
User-agent: MIIxpc/4.2
Disallow: /
User-agent: Mister PiX
Disallow: /
User-agent: moget
Disallow: /
User-agent: moget/2.1
Disallow: /
User-agent: mozilla/4
Disallow: /
User-agent: Mozilla/4.0 (compatible; BullsEye; Windows 95)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows 2000)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows 95)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows 98)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows ME)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows NT)
Disallow: /
User-agent: Mozilla/4.0 (compatible; MSIE 4.0; Windows XP)
Disallow: /
User-agent: mozilla/5
Disallow: /
User-agent: MSIECrawler
Disallow: /
User-agent: NetAnts
Disallow: /
User-agent: NetMechanic
Disallow: /
User-agent: NICErsPRO
Disallow: /
User-agent: Offline Explorer
Disallow: /
User-agent: Openbot
Disallow: /
User-agent: Openfind
Disallow: /
User-agent: Openfind data gathere
Disallow: /
User-agent: Oracle Ultra Search
Disallow: /
User-agent: PerMan
Disallow: /
User-agent: ProPowerBot/2.14
Disallow: /
User-agent: ProWebWalker
Disallow: /
User-agent: psbot
Disallow: /
User-agent: Python-urllib
Disallow: /
User-agent: QueryN Metasearch
Disallow: /
User-agent: Radiation Retriever 1.1
Disallow: /
User-agent: RepoMonkey
Disallow: /
User-agent: RepoMonkey Bait & Tackle/v1.01
Disallow: /
User-agent: RMA
Disallow: /
User-agent: searchpreview
Disallow: /
User-agent: SiteSnagger
Disallow: /
User-agent: SpankBot
Disallow: /
User-agent: spanner
Disallow: /
User-agent: suzuran
Disallow: /
User-agent: Szukacz/1.4
Disallow: /
User-agent: Teleport
Disallow: /
User-agent: TeleportPro
Disallow: /
User-agent: Telesoft
Disallow: /
User-agent: The Intraformant
Disallow: /
User-agent: TheNomad
Disallow: /
User-agent: TightTwatBot
Disallow: /
User-agent: Titan
Disallow: /
User-agent: toCrawl/UrlDispatcher
Disallow: /
User-agent: True_Robot
Disallow: /
User-agent: True_Robot/1.0
Disallow: /
User-agent: turingos
Disallow: /
User-agent: URL Control
Disallow: /
User-agent: URL_Spider_Pro
Disallow: /
User-agent: URLy Warning
Disallow: /
User-agent: VCI
Disallow: /
User-agent: VCI WebViewer VCI WebViewer Win32
Disallow: /
User-agent: Web Image Collector
Disallow: /
User-agent: WebAuto
Disallow: /
User-agent: WebBandit
Disallow: /
User-agent: WebBandit/3.50
Disallow: /
User-agent: WebCopier
Disallow: /
User-agent: WebEnhancer
Disallow: /
User-agent: WebmasterWorldForumBot
Disallow: /
User-agent: WebSauger
Disallow: /
User-agent: Website Quester
Disallow: /
User-agent: Webster Pro
Disallow: /
User-agent: WebStripper
Disallow: /
User-agent: WebZip
Disallow: /
User-agent: WebZip/4.0
Disallow: /
User-agent: Wget
Disallow: /
User-agent: Wget/1.5.3
Disallow: /
User-agent: Wget/1.6
Disallow: /
User-agent: WWW-Collector-E
Disallow: /
User-agent: Xenu's
Disallow: /
User-agent: Xenu's Link Sleuth 1.1c
Disallow: /
User-agent: Zeus
Disallow: /
User-agent: Zeus 32297 Webster Pro V2.9 Win32
Disallow: /
User-agent: Zeus Link Scout
Disallow: /
A robots.txt file provides restrictions to search engine robots (known as "bots") that crawl the web. These bots are automated, and before they access pages of a site, they check to see if a robots.txt file exists that prevents them from accessing certain pages. You need a robots.txt file only if your site includes content that you don't want search engines to index. If you want search engines to index everything in your site, you don't need a robots.txt file (not even an empty one).C'est donc bien ce que je disais, ce fichier permet de restreindre l'accès des robots, mais n'est absolument pas obligatoire.
@+