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-223346677164.mit-edu.top",cType: 'managed',cRay: '91103893a915c938',cH: 'j2K_Bup93EgA4UKmRD3Ny.EKNbMsLJnSpAwjTRpflKw-1739401500-1.2.1.1-tZxvFJb6udPiD6iC83uj75JPqV2xe3fqo6WV9DaT9IVIhE0B7ZdpT7el_c.QgSKi',cUPMDTk: "\/post\/7286043195?__cf_chl_tk=D64GGEqyuUdkH4VIFKo3YM6w340nutwOWseX2vWYtjU-1739401500-1.0.1.1-FIstOEWK6iTmwFj8sXOkZKXb930icikopzGPtdzpL64",cFPWv: 'b',cITimeS: '1739401500',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7286043195?__cf_chl_f_tk=D64GGEqyuUdkH4VIFKo3YM6w340nutwOWseX2vWYtjU-1739401500-1.0.1.1-FIstOEWK6iTmwFj8sXOkZKXb930icikopzGPtdzpL64",md: "N3SUZP8MkfC6Nxrd01FDMFwLgy4aLMetcEbthIv3lZo-1739401500-1.2.1.1-BRLhTdnLr_4kQt5Zbw3.dT8aadhA4l9mJhsbjyvA_aHfFUUTTrBHHJaLMiZJR4vxPMSocLC9tImIRWaKCnhmIl4EPa3dlCpAJVK7aDCLYTWSiDD3y80SPsJizWKdiD2Vnq3DLpGXV8cKmnw1m32aLgQv_NkExc6GifAKTFd3S9pO48p6VL9CWpUpVZWfHase3c6.6bmrRCwqdZBaenhCEYeX40ItRd3WfQLXMPkDfSEVq1DL0QStHZfKX7vmijyIk8B11UVbGOoVOsczHH7PMXcdoMqMCiQmR8kpmfRJ6Mlck8W4lJWEfKGwgKsLdLKx1QVF83czeI2fpacCIQZBUcMXjFuNRy_H6FYeaIZGL3er9Qb0fqkQ9Kyk5FgmjjmtczXI8mSEZpSyClH5JvFBl67oKF9cErJmmvrMgpqDeVesLSQo40NjrG0AxFTM8I3rHYQkl6Kz0tz_kaHLk0mPqqH3q2MRk64RXALOhqCNm1JEG_CYEmtLB51hmifo92LHyi5_Nba7l4JXsIJNi5HyvNG8NZL0AMaBoa8q6kySjp5otfcwBH1b18hHtmmOJlAXeMowlaY50wRgVLxQ7IGcmq2tsTr4iiGzjteakFcTOChiDk9c9jyek3rJcDL8UDVJpjn6v.tbS9fbQZrQGT6qW91yk_QL4UQIB2tiZUJoqmtZHbKSTpjLXmDJI1a4fmKcJFxwwvrVi7NbO4Xs_dgllgyvi3qagEvonaxdWM1V.ZeRy3y2EMA.xpfJIsea7cFOlIeBx7EufeLV.FyVpfhcSEWoKFaqeRph13a5mXWiKa9GJLKUezXb2qpvAdPGWbOhwPNCyrkH3tQBgNKcAUquM2JnrEJ2Q.lk8CyRtJB0HuBPIkF9qXC4kSJxx_qQega7Yf0dJlfIP4iIQeMz_wFP.cEXjq2mSnsAJ04kY7ecfcYGTZEjtEXaR8_uLZ_vdqCCFrw6FpXNvJpWJ2rPcR_ZjxaB1yJRAZqM2yXrU4EaCtQWFp.Mjg88DJdArU745BnnkOcTh0qYkXkQlTT3OM5.aNiPzz3jjgCTuvGc2k7cbdoD.vcQRZjawJDJ6KxzNHBwox.LMXFqcrHjxBKV6K4hQKKap9rivI6Go7WXA4vBkFeZczF0ysx7WNaDN9bih1Rji4zyQkNB7Ds7crVuzebEQ3m2SBa34e6pBKbs0xtxo5BGlcB8FjHIOp2OXc1CfA4Jl2XHLMMGoNdHlMOtTgS1sGB6T3FkNBMX8QXBo04nW0BdfzEmC96byRBf_0O6WvkQrzwKgRw7yi3vsKpeSZbBQsNn6jCKu_a3Fsq9Q4tFM28NGPjEM2mZHFutaCqjIy2k5XqaFZXDWHXMYYtFBtnHfpFSmcdRLWUFERMk2GLyBh6907C8IN6F2XEJ5v2Y0_wcLDB8xnrm.cvs7oN8QKJr_j8G4Vse_J9iZ9g6YHzv9.wJ__DYbWH01Lb_Ysz.pITOuQMztosAReOZDZBrzYxo0cpm2jLObXsCttpHW.H6GEiDlQvTHL6GpnLtghC2I0owezcPqfmQipZe4kP83gOLZ5qKykv5lFeLBzLKHVERdVe40aclJS1gj7kV.HfWsotQBCiuxVGBkkLBjZGJ1IoX2QE.3uQPJ1Cwkx1LQQElcBR4xpmjDIPQUT1dZDWoqc3pmE52JxQduUK30WXI.h3tjqYcQ7S5F1ZNN4CNNkDBevD3MbyWCklhyJ3LTTMo9jYVOwraJ.sjq2beSUS6hyN0ZoUrSXZMym1zxbW9jPs2F7er09Bz8sXy0jbPf2puqVJj_cPNxiux3Qb2bORfkXYW06OfpwF5L0va5mdMR9wWDlw7NJS05IIGQroHBnPcQxdC7d2o8HHm9E_00i1T58k5SqrS3TPbZKOF5kpeQ0syesDvPWSj9Zt_IbCHn807Z.N1iaufgwFSGhxpkGoHQ.qHWTLaEzzuhUNea.azK4zB8EIHvDpENz7QQRSSSWuF23rJ_bPHbH_2yv.Uh_PZG7dFTFU0vgU6QLF2Oani0jalLRKJGb1TNbZ1akx7oPy.ls4yDQVFKPag6uJ2WERQ2HEgg06e8Bzaoi.BtOs10VPTl6DCHpuR1geeij1IKxFRPPc2UdLpMVsUwodgZnkM_9y.QYH_O_pLJw2XnfgwejKQyVYCZwRUxahXTqq7AyN5JdLCy5fD8VnwdClS_3kwCGmwGA3pAesHUSE96QAlXOLkQiCM0EsLt2zInUpQU2Ghtkk4",mdrd: "Oj6R.KCb5_CJIHbbyJRlE_PKgU7QDLbQMTI2X1De9QU-1739401500-1.2.1.1-Dv9tVF34kwyyyNsO.j4nNxjE_IOxdEhvvXDYrtMaZANDVtCcWwDyxbS1b5YIDP1JnfGU2TjGOb1id4DVjcvXjLrZLAOCk9EdQgDMeqQH1QgGdpS2Iii7WTuE1T2IhK4knXaAeDJX032v5HcA.DcHXTaCUFt3mU2mp_SCv_mT.N_ER7.4ozriHsusQwvY206gfyeQyxEUKk07H3lvc_nrcL5gT6gWg7ttid4WDcamKmmEonqwUWeRmndN6nxKVAh8PFgIVFseIOn3Ns7ZzrQNc61gjGaLWA9VWmZa4NBRiFZneDKhjLzTbU7nEYcDdW9pcoaSA77I1mDuuTu4.HTOZoObR2iG3jgc8z5cBAsC9D_robWNAlQAFimyYVdjZl1PvVrhYA5LqsCyAadIda90EH.EA0WaRfshJyJzx1qYP9gZwqWf7CvWBJt62DI5bvMV4qAhr5X1yNA5NWFzgL.eek8DBQgqFMvo538Q4_QdOmSRp4AE_g3ryU4NbnqXO3TpZ..UbDHMbK4d1PQp_9L8pqJUENw_.qGznvaO.p3ftQmiu5Ie7xwx01rd8ezK9ZDYJMW_fT.CbC6t7hoilhU.xnL9AiqnwNJleghbdufhxy60wpjb5cKq6U2xKvTdYdz_xRJurhAvoqbQmk9mGW6ogsVeUDp_Rkak9QF_aB88zfrrE6B1zWXnuHezDL6ZuY2jS_5Wu2q_EbZKKx7dzy5etSUSlNOiJilD1kpSYh8CQjOFC8I_8WkD0J64GfvCgXT0LzuGqiQYfjmG_W22BwM_rudvAJ7Ie_c.5PhgmsDXsvTeBO6L5Wafyj.LeUZZ2Y2ryRHbM97ZS.EUOcLvrPHsSeA5DZmX8Z9R2WMMsPY4hmoUw3ZKzbTgRVGQwaoa7O5vhY7PiV8JAwHEqGhr_IsU9BEIJHHBPq8cS6XVC_kLLZ1PuTbeQxMrExTKMaUiF6C4mYR6mHlsHvGj.R9rxo7PzrXKhvwzXYsiaTTIclXjE.BMpMh8c5RIOfD1TiUg7q8xZDLzd.VrYl1r.4p09pMynk6buWXoDtpz.6rFLWWybTDhAxHXJHRHdpncABVCeOLlKRsG0ponmDT_0WCDdGmka4NK3dQENR8pg5xNzXBH12g9Pj0sLUT_cCQZZDxpVVT5RGkmO4iHzcYmEdSKtWNt35mRaYT4bC6SfY7ON.4esrrmW527eYGj1uNZv0.wpOdnDTUbg0.RmyM8Szb0pG7B5Oj9mspSCnNP4cndvTua7Ga.1btZJtQTz7hYUNHnZr7VeGAJcKbfuQ1_i8yHplwBHoY1Kp4jHr9lOa64YwN_u7Iz5sjeSYCBwSrYgGdIsgFrOcpJjJwIFdixqOuTJB4tytD1_varOXhQA0wJp5wW6x5GEmHSxZMRSOCx46zImVr8JrkaGUg.fLdWNs7Qmp5gcNuu4LfXTVQtwZhtbSHcm8UYPCHrxQD12bQ3ADeTrdRskNdnrQu09gzVv37ybCFwzHl9._6Sg54ci5RE2KFSSFhLJjdzXeC5l525bdBStjqwukFh9Jyv7RRZqXxvLJYBPywdpUrlhsW9QhmiI17maHn7lRpab5zO6Yc68WuWdP3WbwwjNdlrQvxEOme2tYZnNACW7S9ahlfeXp8y7Be64GApienGQcFRmoM6FQ1BDccFtWTjjiNC5qRYGsY.vQy1OkCsoaVuf_OypU4fRE4JBdZpjXUE4p9JuUMDLI8ElrHLIlIYbt1O.1IB4g61_I6YD1cMYOhYtdnpM6wsvxEJr3AToia3TpCnLpvuWgwyIt5KLHHQcCZV2UJcjlBDOux7sra.3uTNZ4Xa9QRKJt0GjEA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91103893a915c938';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\/7286043195?__cf_chl_rt_tk=D64GGEqyuUdkH4VIFKo3YM6w340nutwOWseX2vWYtjU-1739401500-1.0.1.1-FIstOEWK6iTmwFj8sXOkZKXb930icikopzGPtdzpL64" + 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