List of email spy pixels blocked by Simplify Gmail as of March 22, 2021

simplify_tracker_blocking.js

/*
Copyright (c) 2021 Michael Leggett, simpl.fyi

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice, attribution, and this permission notice shall be 
included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/

const trackers = {
  "365offers.trade": "trk.365offers.trade",
  "Absolutesoftware-email.com": "click.absolutesoftware-email.com\\/open.aspx",
  "ActiveCampaign.com": "lt.php(.*)\\?l=open",
  "ActionKit.com": "track.sp.actionkit.com\\/q\\/",
  "Acoustic.com": "mkt\\d{2,5}.(com|net)\\/open",
  "Adobe.com": [
    "demdex.net",
    "t.info.adobesystems.com",
    "toutapp.com",
    "\\/trk\\?t=",
    "sparkpostmail2.com",
  ],
  "Active.com": "click.email.active.com\\/q",
  "AgileCRM.com": "agle2.me\\/open",
  "Airbnb.com": "email.airbnb.com\\/wf\\/open",
  "AirMiles.ca": "email.airmiles.ca\\/O",
  "Alaska Airlines": [
    "click.points-mail.com\\/open",
    "sjv.io\\/i\\/",
    "gqco.net\\/i\\/",
  ],
  "Amazon.com": [
    "awstrack.me",
    "aws-track-email-open",
    "\\/gp\\/r.html",
    "\\/gp\\/forum\\/email\\/tracking",
    "amazonappservices.com\\/trk",
    "amazonappservices.com\\/r\\/",
    "awscloud.com\\/trk",
  ],
  "Apple.com": [
    "apple.com\\/report\\/2\\/its_mail_sf",
    "apple_email_link\\/spacer",
  ],
  "Appriver.com": "appriver.com\\/e1t\\/o\\/",
  "Apptivo.com": "apptivo.com",
  "Asus.com": "emditpison.asus.com",
  "TheAtlantic.com": "links.e.theatlantic.com\\/open\\/log\\/",
  "AWeber.com": "openrate.aweber.com",
  "Axios.com": "link.axios.com\\/img\\/.*.gif",
  "BananaTag.com": "bl-1.com",
  "Blueshift.com": [
    "blueshiftmail.com\\/wf\\/open",
    "getblueshift.com\\/track",
  ],
  "Bombcom.com": "bixel.io",
  "BoomerangGmail.com": "mailstat.us\\/tr",
  "Boots.com": "boots.com\\/rts\\/open.aspx",
  "Boxbe.com": "boxbe.com\\/stfopen",
  "Browserstack.com": "browserstack.com\\/images\\/mail\\/track-open",
  "BuzzStream.com": "tx.buzzstream.com",
  "CampaignMonitor.com": "cmail(d{1,2}).com\\/t\\/",
  "CanaryMail.io": "canarymail.io(:\\d+)?\\/track",
  "CirrusInsight.com": ["tracking.cirrusinsight.com", "pardot.com\\/r\\/"],
  "Clio.com": "market.clio.com\\/trk",
  "Close.io": ["close.(io|com)\\/email_opened", "dripemail2"],
  "Cloudhq.io": ["cloudhq.io\\/mail_track", "cloudhq-mkt\\d.net\\/mail_track"],
  "Coda.io": "coda.io\\/logging\\/ping",
  "CodePen.io": "mailer.codepen.io\\/q",
  "ConneQuityMailer.com": "connequitymailer.com\\/open\\/",
  "ConstantContact.com": ["rs6.net\\/on.jsp", "constantcontact.com\\/images\\/p1x1.gif"], // UglyEmail uses .net/on.jsp?
  "ContactMonkey.com": "contactmonkey.com\\/api\\/v1\\/tracker",
  "ConvertKit.com": [
    "open.convertkit-mail\\d?.com",
    "convertkit-mail.com\\/o\\/",
  ],
  "Copper.com": "prosperworks.com\\/tp\\/t",
  "Cprpt.com": "\\/o.aspx?t=",
  "Creditmantri.com": "mailer.creditmantri.com\\/t\\/",
  "Critical Impact": "portal.criticalimpact.com\\/c2\\/",
  "Customer.io": [
    "customeriomail.com\\/e\\/o",
    "track.customer.io\\/e\\/o",
    "\\/e\\/o\\/[a-zA-Z0-9]{63}",
  ],
  "Dell.com": "ind.dell.com",
  "DidTheyReadIt.com": "xpostmail.com",
  "DotDigital.com": ["trackedlink.net", "dmtrk.net"],
  "Driftem.com": "driftem.com\\/ltrack",
  "Dropbox.com": "dropbox.com\\/l\\/",
  "DZone.com": "mailer.dzone.com\\/open.php",
  "Ebsta.com": ["console.ebsta.com", "ebsta.gif", "ebsta.com\\/r\\/"],
  "EdgeSuite.net": "epidm.edgesuite.net",
  "Egocdn.com": "egocdn.com\\/syn\\/mail_s.php",
  "EmailTracker.website": "my-email-signature.link",
  "Emarsys.com": "emarsys.com\\/e2t\\/o\\/",
  "Etransmail.com": "ftrans03.com\\/linktrack\\/",
  "EventBrite.com": "eventbrite.com\\/emails\\/action",
  "EventsInYourArea.com": "eventsinyourarea.com\\/track",
  "EveryAction.com": "click.everyaction.com\\/j\\/",
  "Evite.com": ["pippio.com\\/api\\/sync", "nli.evite.com\\/imp"],
  "Facebook.com": [
    "facebook.com\\/email_open_log_pic.php",
    "facebookdevelopers.com\\/trk",
    "fb.com\\/trk",
  ],
  "Flipkart.com": "flipkart.com\\/t\\/open",
  "ForMirror.com": "formirror.com\\/open\\/",
  "FreeLancer.com": "freelancer.com\\/1px.gif",
  "FreshMail.com": [
    "mail.[a-zA-Z0-9-.]+.pl\\/o\\/",
    "\\/o\\/(\\w){10,}\\/(\\w){10,}",
  ],
  "FrontApp.com": [
    "app.frontapp.com\\/(.*)?\\/seen", 
    "web.frontapp.com\\/api"
  ],
  "FullContact.com": "fullcontact.com\\/wf\\/open",
  "GearBest.com": "appinthestore.com\\/marketing\\/mail-user-deal\\/open",
  "Gem.com": "zen.sr\\/o",
  "GetBase.com": "getbase.com\\/e1t\\/o\\/",
  "GetMailSpring.com": "getmailspring.com\\/open",
  "GetNotify.com": "email81.com",
  "GetPocket.com": "email.getpocket.com\\/wf\\/open",
  "GetResponse.com": "getresponse.com\\/open.html", // UglyEmail uses open.html/?x=
  "Github.com": "github.com\\/notifications\\/beacon",
  "GlassDoor.com": "mail.glassdoor.com\\/pub\\/as",
  "Gmass.com": [
    "ec2-52-26-194-35.us-west-2.compute.amazonaws.com",
    "link.gmreg\\d.net",
    "gmreg\\d.net",
    "gmtrack.net",
  ],
  "Gmelius.com": "gml.email",
  "Granicus.com": "govdelivery.com(:\\d+)?\\/track",
  "GrowthDot.com": "growthdot.com\\/api\\/mail-tracking",
  "Google.com": [
    "ad.doubleclick.net\\/ddm\\/ad",
    "google-analytics.com\\/collect",
    "google.com\\/appserve\\/mkt\\/img\\/",
  ],
  "Grammarly.com": "grammarly.com\\/open",
  "GreenMailInc.com": "greenmail.co.in",
  "Homeaway.com": "trk.homeaway.com",
  "HubSpot.com": [
    "t.(hubspotemail|hubspotfree|signaux|senal|signale|sidekickopen|sigopn|hsmsdd)",
    "t.strk\\d{2}.email",
    "track.getsidekick.com",
    "\\/e2t\\/(o|c|to)\\/",
  ],
  "Hunter.io": "mltrk.io\\/pixel",
  "iContact.com": "click.icptrack.com\\/icp\\/",
  "Infusionsoft.com": "infusionsoft.com\\/app\\/emailOpened",
  "Insightly.com": "insgly.net\\/api\\/trk",
  "Intercom.com": [
    "intercom-mail[a-zA-Z0-9-.]*.com\\/(via\\/)?(o|q)",
    "via.intercom.io\\/o",
  ],
  "JangoMail.com": "\\/[a-z].z\\?[a-z]=",
  "InfusionSoft.com": "infusionsoft.com\\/app\\/emailOpened",
  "Is-tracking-pixel-api-prod.appspot.com":
    "is-tracking-pixel-api-prod.appspot.com",
  "Klaviyo.com": "trk.klaviyomail.com",
  "LaunchBit.com": "launchbit.com\\/taz-pixel",
  "Linkedin.com": "linkedin.com\\/emimp\\/",
  "Litmus.com": "emltrk.com",
  "LogDNA.com": "ping.answerbook.com",
  "Magento.com": [
    "magento.com\\/trk",
    "magento.com\\/wf\\/open",
    "go.rjmetrics.com",
  ],
  "Mailcastr.com": "mailcastr.com\\/image\\/[a-zA-Z0-9-_]{64}",
  "MailChimp.com": "list-manage.com\\/track",
  "MailCoral.com": "mailcoral.com\\/open",
  "MailInifinity.com": "mailinifinity.com\\/ptrack",
  "MailJet.com": [
    "mjt.lu\\/oo", 
    "links.[a-zA-Z0-9-.]+\\/oo\\/"
  ],
  "MailGun.com": "email.(mailgun|mg)(.*)\\?\\/o\\/",
  "MailButler.io": "mailbutler.io\\/tracking\\/",
  "MailTag.io": "mailtag.io\\/email-event",
  "MailTrack.io": [
    "mailtrack.io\\/trace",
    "mltrk.io\\/pixel\\/"
  ],
  "Mailzter.in": "mailzter.in\\/ltrack",
  "MandrillApp.com": [
    "mandrill.\\S+\\/track\\/open.php", 
    "mandrillapp.com\\/track"
  ],
  "Marketo.com": ["marketo.com\\/trk", "\\/trk\\?t="],
  "Mention.com": "mention.com\\/e\\/o\\/",
  "MetaData.io": "metadata.io\\/e1t\\/o\\/",
  "MixMax.com": [
    "(email|track).mixmax.com",
    "mixmax.com\\/api\\/track\\/",
    "mixmax.com\\/e\\/o",
  ],
  "MixPanel.com": "mixpanel.com\\/(trk|track)",
  "MyEmma.com": ["e2ma.net\\/track", "t.e2ma.net"],
  "Nation Builder": ["nationbuilder.com\\/r\\/o", "nationbuilder.com\\/wf\\/open"],
  "NeteCart.com": "netecart.com\\/ltrack",
  "Nethunt.com": [
    "nethunt.com\\/api\\/v1\\/track\\/email\\/",
    "nethunt.co(.*)\\?\\/pixel.gif",
  ],
  "NewtonHQ.com": "tr.cloudmagic.com",
  "OpenBracket.co": "openbracket.co\\/track",
  "Opicle.com": "track.opicle.com",
  "Oracle.com": [
    "tags.bluekai.com\\/site",
    "en25.com\\/e\\/",
    "dynect.net\\/trk.php",
    "bm5150.com\\/t\\/",
    "bm23.com\\/t\\/",
    "[a-zA-Z0-9-.]+\\/e\\/FooterImages\\/FooterImage",
  ],
  "Outreach.io": [
    "app.outreach.io",
    "api\\/mailings\\/opened",
    "outrch.com\\/api\\/mailings\\/opened",
    "getoutreach.com\\/api\\/mailings\\/opened",
  ],
  "PayBack.in": ["email.payback.in\\/a\\/", "mail.payback.in\\/tr\\/"],
  "PayPal.com": "paypal-communication.com\\/O\\/",
  "Paytm.com": ["email.paytm.com\\/wf\\/open", "trk.paytmemail.com"],
  "phpList.com": ["\\/ut.php\\?u=", "phplist.com\\/lists\\/ut.php"],
  "PipeDrive.com": ["pipedrive.com\\/wf\\/open", "api.nylas.com\\/open"],
  "Playdom.com": "playdom.com\\/g",
  "Polymail.io": ["polymail.io\\/v2\\/z", "share.polymail.io"],
  "PostmarkApp.com": "pstmrk.it",
  "ProductHunt.com": "links.producthunt.com\\/oo\\/",
  "ProlificMail.com": "prolificmail.com\\/ltrack",
  "Quora.com": "quora.com\\/qemail\\/mark_read",
  "ReplyCal.com": "replycal.com\\/home\\/index\\/\\?token",
  "ReplyMsg.com": "replymsg.com",
  "Responder.co.il": "opens.responder.co.il",
  "Return Path": "returnpath.net\\/pixel.gif",
  "Rocketbolt.com": "email.rocketbolt.com\\/o\\/",
  "Runtastic.com": "runtastic.com\\/mo\\/",
  "Sailthru.com": "sailthru.com\\/trk",
  "Salesforce.com": [
    "salesforceiq.com\\/t.png",
    "beacon.krxd.net",
    "app.relateiq.com\\/t.png",
    "nova.collect.igodigital.com",
    "exct.net\\/open.aspx",
    "click.[a-zA-Z0-9-.]+\\/open.aspx",
  ],
  "SalesHandy.com": "saleshandy.com\\/web\\/email\\/countopened",
  "SalesLoft.com": "salesloft.com\\/email_trackers",
  "Segment.com": "email.segment.com\\/e\\/o\\/",
  "Selligent.com": "strongview.com\\/t",
  "SendInBlue.com": ["sendibtd.com", "sendibw{2}.com\\/track\\/"],
  "Sendgrid.com": [
    "sendgrid.(net|com)\\/wf\\/open",
    "sendgrid.(net|com)\\/trk",
    "sendgrid.(net|com)\\/mpss\\/o",
    "sendgrid.(net|com)\\/ss\\/o",
    "wf\\/open\\?upn",
  ],
  "SendPulse.email": "stat-pulse.com",
  "Sendy.co": "\\/sendy\\/t\\/",
  "Signal.co": "signl.live\\/tracker",
  "Skillsoft.com": "skillsoft.com\\/trk",
  "Streak.com": ["mailfoogae.appspot.com", "streak.com\\/e\\/o\\/"],
  "Substack.com": "substack.com\\/o\\/",
  "Super Human": "r.superhuman.com",
  "TataDocomoBusiness.com": "tatadocomobusiness.com\\/rts\\/",
  "Techgig.com": "tj_mailer_opened_count_all.php",
  "TheTopInbox.com": "thetopinbox.com\\/track\\/",
  "TinyLetter.com": "tinyletterapp.com\\.*\\?open.gif",
  "Thunderhead.com": "na5.thunderhead.com",
  "ToutApp.com": "go.toutapp.com",
  "TrackApp.io": [
    "trackapp.io\\/b\\/",
    "trackapp.io\\/r\\/",
    "trackapp.io\\/static\\/img\\/track.gif",
  ],
  "Transferwise.com": "links.transferwise.com\\/track\\/",
  "Trello.com": ["sptrack.trello.com\\/q\\/", "i.trellomail.com\\/e\\/eo"],
  "Udacity.com": "udacity.com\\/wf\\/open",
  "Unsplash.com": "email.unsplash.com\\/o\\/",
  "Upwork.com": "email.mg.upwork.com\\/o\\/",
  "Vcommission.com": "tracking.vcommission.com",
  "Vtiger.com": "od2.vtiger.com\\/shorturl.php",
  "WildApricot.com": [
    "wildapricot.com\\/o\\/",
    "wildapricot.org\\/emailtracker",
  ],
  "Wix.com": "shoutout.wix.com\\/[a-zA-Z0-9-.]*\\/pixel\\/",
  "Workona.com": "workona.com\\/mk\\/op\\/",
  "Yamm.com": "yamm-track.appspot",
  "YesWare.com": ["yesware.com\\/trk", "yesware.com\\/t\\/", "t.yesware.com"],
  "Zendesk.com": "futuresimple.com\\/api\\/v1\\/sprite.png",
  Unknown: [
    "\\/track\\/open",
    "\\/open.aspx\\?tp=",
    "\\/WebEvent\\/SetCookie.gif\\?tp=",
    "email.[a-zA-Z0-9-.]+\\/o\\/[a-zA-Z0-9-_.]{64}",
    "\\/smtp.mailopen",
  ],
};

// Turn object values into regex
const emailTrackerBlocklist = new RegExp(Object.values(trackers).flat().join("|"), "i");

// Test if a url is in the list - returns true|false
function isEmailTracker(url) {
  return emailTrackerBlocklist.test(url);
}

// Example usage
// let exampleUrl = "url-you-want-to-test.com";
// let isTracker = isEmailTracker(exampleUrl);