for Atom and RSS and KML
It looks like this is a web page, not a feed. I looked for a feed associated with this page, but couldn't find one. Please enter the address of your feed to validate.
<!DOCTYPE html><html lang="en-US"><head><title>Just a moment...</title><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"><meta http-equiv="X-UA-Compatible" content="IE=Edge"><meta name="robots" content="noindex,nofollow"><meta name="viewport" content="width=device-width,initial-scale=1"><style>*{box-sizing:border-box;margin:0;padding:0}html{line-height:1.15;-webkit-text-size-adjust:100%;color:#313131;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,Noto Sans,sans-serif,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color Emoji}body{display:flex;flex-direction:column;height:100vh;min-height:100vh}.main-content{margin:8rem auto;max-width:60rem;padding-left:1.5rem}@media (width <= 720px){.main-content{margin-top:4rem}}.h2{font-size:1.5rem;font-weight:500;line-height:2.25rem}@media (width <= 720px){.h2{font-size:1.25rem;line-height:1.5rem}}#challenge-error-text{background-image:url(data:image/svg+xml;base64,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);background-repeat:no-repeat;background-size:contain;padding-left:34px}@media (prefers-color-scheme:dark){body{background-color:#222;color:#d9d9d9}}</style><meta http-equiv="refresh" content="390"></head><body class="no-js"><div class="main-wrapper" role="main"><div class="main-content"><noscript><div class="h2"><span id="challenge-error-text">Enable JavaScript and cookies to continue</span></div></noscript></div></div><script>(function(){window._cf_chl_opt={cvId: '3',cZone: "blog-095287850814.mit-edu.top",cType: 'managed',cRay: '9107a709addb05fd',cH: 'wytXZ22x4R0brr9qjlBFJPOETUhz4RAB8MgMD1r0biM-1739311653-1.2.1.1-O0vdGcstxym7H21pHeT8u1qt6LCMAKilZSEl2E.Ftaa8d8yFXwFeQ8N059fjqoQx',cUPMDTk: "\/post\/3162584709?__cf_chl_tk=IYMRotHCKj.wrI3PlyEsgBYNcSrwgH0TfNlU7pB6ax8-1739311653-1.0.1.1-afKmkEnME8iPdbs6Z2FG3lY41gEbym.wfq8BnkkBxk0",cFPWv: 'g',cITimeS: '1739311653',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3162584709?__cf_chl_f_tk=IYMRotHCKj.wrI3PlyEsgBYNcSrwgH0TfNlU7pB6ax8-1739311653-1.0.1.1-afKmkEnME8iPdbs6Z2FG3lY41gEbym.wfq8BnkkBxk0",md: "tyuqz8kBuBb1KF5FJBHysNKFug4vh6veyGr6RrYLw_Q-1739311653-1.2.1.1-eAWQRLQGA.QFJ_g25RulL2aKDt5zEugdlahPLGaVSodGBGWQullXHjAN1ZhQ6DkQSaaR12FePh.wXA98Cjk8bKlKs6xsV7oiSIxlvFini.yX9FcCXPP5to5i12jAFLZ5S3mWUu2usRU78bIykzn0dtF9HrFX1dGI_NT9lRdenhKuzUd4fbUtvThsIpKVwTSenp7g0n6IV6QoHWdXQTH9GsAkNhGWpiKjtySEoKSXWIJoMG9p1O5ugLl1kfOTcOPC.6FknWR4alZg_HK0YApU0plptvRCKYRabAnzlrpthHEM0ogfNHyv_eOTo1d9VmrPeWrdkLp5ho6N0kMb_8gAPPL0laJA48eujVCOAx1lh54kfMidxlJy0ONzUb4i9G8fZJSRHxy5ziDnNph0gejpVG6fNELk9O7jHoAxVGfv3XavuT2OIjgWkBC.948S9G.oThrdUCSvHnvPDSgS9S7ifrn5HgdHOL9TXs.65RPKZOpw6KNBo_mT.4u7j9QonEgmOeyhujlpsx.tavzKqqgTufUaufkke7n2dcK.Exl.8rcygKzgkt0d2T78tLjkK9C.u3kagyakKPtkWA3ZU_ZrpEiyztE3gsYw3ZqhhKCgi9aQsz7anywJC4Qdok.9H.4wNueSQrItucXYBdm3eucov7hq4sDLWuaT1RDs5DwSfvN0lc4d8qN023cNpDuk9Ti3D45pPN5aEszCESwI4wKdcayfVa90Yah59Smx4Hw8R9O4zAM28_BfQehLYioRWOrn3QwRUqurCnHsrodZ.DOZRqIa_y3wT2hLvtA0D1tOAE8.aypZNzyoSsvj6p3x1rQalBnK0ulpRC32yeW.tZevNvydlhDrRu8.FF4KYglFP4XKsy107mIzhmEC4WOn_Gz8HM_FXmRBePpPtuLaN.tWsU0vkUj96YGZ6dGLe_bePGfe0ooRUxeKuGIs6dHWr6mTAEZBZzJKJ8oHyIgBlME1celtf5qHVAvLm_UZPlz4AP1SXd9NPYAF8OzyNyrFuILAVenjNy9oxQoblUCYdvqFbzr95z77SPUlFDOC2jrEuSCVPlP6EQiYsOXu5kHH6OMLIvHxw2Bh58s4pokTShuX7VDOb23AtHJKpZyTlXxZmXd1K8odZCRS_F.8C8BjYcvFcwK8MFOhOAxkLOyX_fKwJH4.PUk0y3n23eZ87VSDTJgYQ1zJk5XORsgDNXm5Oux211_q4WWfwXQgY2wEiwCUhSL5NhEAQV4PRs69nLVc43TmYM4zDKvRTEqpQHUbL76Uib6Soza2dDtsPoxDJwJwoJEAgj4gU2JyR9xE_kr9Qj4c3Yo9on8pmIs5qNFWlLnTFLwbjN_oBd9nfuavcY_37aNZL5gtH47EZjTOCy7Es.nSkbn41iyHsYCjBzCfGVKSgkihf7NQccW82VEQoHpVGtLE7E23bRX7zGLT85breAICOfsb07Hmhv0dyyHYoFapFf27v23dlwTgsSYN5AQBeZOe8uRQQQNxWzihau3YrMxQWiJ22._qxiRpgeRNk_ngHv0GRe_VGAN13zqEqaVPxuxz5mh0kp2RsV8jw6bb5NjWwsdU_koqHoQOQMwlPSKhKhqFd4cj5ZBVjlxLoeC5jJ.CMKc1EcCVFGl6jBCzP71nnL5MNZISKcToEjZayfLfrL1onW3ORDcKv8wvpx4r4tpghB.pic8vocEk5ohyjEQ6Y625TTvjunMZUrIH_0Ds8BEAWvpmfa5UhPAFR6dhhiclTiLC0y0kz_yzzvtsDzyG7iRNGFi_HnX3jqoJz5_GAPnbWBvhtRoCcnqCIzAWUlkOhqqhFwEHnptmgbLSGlSIL7G2WVzb.hNUFfq83vGhhopoLZsNgUEfG1jIXcxksGhHqO3WhHOBvOWbyt9mT7.yzJK_GgbBotKSca0zkeZudmaUz8yZUv_AnVbsng_j99BjdnfK..N5SUtwoYgoe8Fw_8WZCIr7jJpDZJGewLBwKtlSj017qAEa3C0vALkcYq2AK5YMSRIshYvf7mQF.386ZgU7bGOpVV7kc6Bic10Cg_BB9S4dQNZhvzniR7XbZNjZl22uShUZRrVtp2RNZ6Cr7arcO_r3cw7h7sczVJLcJYZYbt0uK8IW0yL44wh7EStGuxnWOGcwwBj8GE7NiSYCeB6_OlpexHAsuyJGvuP7Jg6WFZJ1KDBjDN_w3VzYaUnVjS4yRgGAGAR.JzoBAJOt7VAw5lKGheaA.vf6D3oJ",mdrd: "bq2kDvIAuJykM_h88ZqxMAWMR5wN.UBhm2OspYDB5BI-1739311653-1.2.1.1-xURQ70O_QntE9cJeJ4IykPXeNVdmZ_v0qSxpSyUyAV7qiGJSeDdRStgpQ3WQmkKJJOlP9E.4aWC890_cQqWWrcHJ7EFfGleDzgk2maCrOKUoOTnotX4m.fPobljnXgY4rcmB_6u2lsZSPCu8leh0beBBy1_5PlEjZZ_jNoVCOpJLhPcDabR2Dfp0lM6P9ZW6ecyEI6.nlng5qhb14aYnz3L5oKmlLzod74ZfoF0bi2PGMsPm32NN0T0Q82fQn_c2HCzeo1Fw_WRW_HiUAncHkHhUqwePoLuIg405_WrIuehB0dlwvIfNq0MA58hfh7v5JdEYx1STN5Kp0Yp8ToqGrXe5taL0doujOcwV6wmZWqBbD1W61pgebYp5Yj3mefueeh7N8mqrrccuoAdxfqzJMLZlfUJHtIZ_kwwZJsWWitULf4.T5vXbop7JTpM94sTTtGb_UUc3SmATr64h.N.udaE9mHht1BpVquZBQKIQTsrOyxnQXtbzlwy8EJUE5izrok8BegXcoOwyDn4rEmqTCcFeda3eXpWWh6NudB5XyfUa74PUBzu_ur7cdIPS6.YZ7KK2aVg6dvkL8A4Wq_cDG7gbmcQsRJvs_567.SNh1ZF.m7.UfS5PkrosO5gXcn2HrxjJ9_pZ4lOCbUNdlQ8wtLCDssTEFdNFB.HaN0kroXz7mspq2LiyJoJ9cjn9Ef4noZenNlS8LSSNAfkUJPp5vJgsFKXNJECbCSFNgTnFwDJ1i2RjTo9d5_3R8f6BQkWxWUgy28OQ9AtsE_tyRriHUXyM0uiAYKaVS3y2ZjidfZbfZlYTCT48chUUxu4yH9n.Wk4u6YiadrUg4d3WA.v1l8spInHnAhTeW7YGHRzt0VyyQT2k1__R.igHkLsZLwNIVqipurWl0SyyXQBvFyMCGqkdM2sdFRsoG8nViMH0uk1veEd52G7RPmx.S9TCA1Kw_xK82IYlPkJXEykjy1z9wmf6gXju9H1vsGXqFHQmKHQi6OC5UODglxMDq1Oj8qlZWuGP2nHXxMR8qFxIj_Syd9zjHYp4fW3OeyrA8NyiAtr838T7_QBTijIdbXqd5Olyya9ovx0ScxDHeAfxoY9yhckcLX7nIWb9TV5pfXk6GB2SpbcaDTJJ6RYMJzi69G9qnFr1UnzuYhaGsfXSe7QeQImvH1wFrlPt.c3F9Z7fnTAGmconTszi1e0CxVYSwZbLpHRFUxrigny2xOT3L9DC547xQT6foAY2mviyIr6jtAMU3VYdZzgGzTMzhVQVnvzdPx0_TLvhix8.HHwPIJERBePQvJP38MDHodQhvyjdZuw5D_HHjg6XX6i1J9wx8ulhe1mBbAABj3Nh45nwiqgl.5a5k41UUsa.fOsbjcsXZRgRh2Y.GnKMAIqVOsfDE.zn8QaThOfP.wsTtuR9tLwEMhot6P4Aox4Ms2FQCNa1x9It6JdwP0RRAEVitpyKN9RlrupjvBNuN.aY9gsmn3R9Xt4EOsMJ6lpCsLwuYu3.uvRDdM_ZALtf48ZFguXK0nf1sb2qp28jwQxTJff.KtRDYyctPD65sIU5f2JAMl_ll8KP2CnI7.Z_qd0YTAEZRzffH63GuQTJ2Wd6gBVrVFH4ACOWRoAL1gLTs_36B35kV5b71u.4J4Sm.YO_D9996dy9WO.HUWoyYSqHfwdx0VFuOAPgYT8coAJzk0tukfYWkM0NiJTg4Q05RRXlLYBJSs7p1V7QoDMkwy271mneTxaLrVieLYTbKcXywNTxHVUNjkIlffl7QwNSBE4NsnsXCRY_HkxhkuwyYoYanqWfODsBcA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=9107a709addb05fd';window._cf_chl_opt.cOgUHash = location.hash === '' && location.href.indexOf('#') !== -1 ? '#' : location.hash;window._cf_chl_opt.cOgUQuery = location.search === '' && location.href.slice(0, location.href.length - window._cf_chl_opt.cOgUHash.length).indexOf('?') !== -1 ? '?' : location.search;if (window.history && window.history.replaceState) {var ogU = location.pathname + window._cf_chl_opt.cOgUQuery + window._cf_chl_opt.cOgUHash;history.replaceState(null, null, "\/post\/3162584709?__cf_chl_rt_tk=IYMRotHCKj.wrI3PlyEsgBYNcSrwgH0TfNlU7pB6ax8-1739311653-1.0.1.1-afKmkEnME8iPdbs6Z2FG3lY41gEbym.wfq8BnkkBxk0" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Home · About · News · Docs · Terms