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-177717804440.mit-edu.top",cType: 'managed',cRay: '90f673e5dcc4c9b9',cH: 'igUQfPL61bY_Qqk.YPOH0Qi2QCWiqrFkf0Fn_MXjFkI-1739131300-1.2.1.1-8l353f3Szfgz0zhJoxrtSg71LvtCRjXQ5.aoTGFdVC632wfI8yOjV81PwaCqxdRv',cUPMDTk: "\/post\/3405728619?__cf_chl_tk=7YSR_LWSvgsPOd6U29Q7m6L85hBqIo1wlaf06VFPaVs-1739131300-1.0.1.1-BAiba.kQChnRabB.27yl7m05.UtQYQdspt2svBp.dKg",cFPWv: 'g',cITimeS: '1739131300',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3405728619?__cf_chl_f_tk=7YSR_LWSvgsPOd6U29Q7m6L85hBqIo1wlaf06VFPaVs-1739131300-1.0.1.1-BAiba.kQChnRabB.27yl7m05.UtQYQdspt2svBp.dKg",md: "eQJZq5Yy5Qk4vRZMWABE3lMQ0U2BKPyYzW8tceP1_Ng-1739131300-1.2.1.1-grKD3l2vagI9n6QkLs17ssQ_c9GYLqnKFIb2gWpBhpMFh.8zvuQU7zYlujgAs7zfeBywLK1QPG2mTZzh5q66xg3Go4QVWkUEx7uzHrhqqDD_JAYHs1fdJB9k2xvG6zdH26DvZ3oTSuPLKA5_uhQGmMWTmmhHWheCZRNd7JFhgg0Z_TkHiN8HgjsC5wEpc92WMtfCVabqs4kAEAuux3y_shIjabwT_tTaDGxGMvmqvLXQWe1W6WbZXFIij1wpb4eX.J9re5hSilyzg4fBLzxefwEal8BQuCftPa1ws98ffbpRAtYw8R3l8.pArwL5mOQ2HoYpaan3n1iO8xJSLAO0V83SdQ9ZzqXmKgvfEYBkoyiO.gKfErMPDOSSCVtApkjvQG7ZvO0Yu97Jb_o01SAXTIf1F45wz_jsk55ct13nzvf6usCD152XyEd7thHbA.VfDhGWYUWvYFmy3skzuG_hxuXO5ZI4Kn3ZeD2bllzMPc09h9KpriH0HLGtosZhWD_qOf4BFa.B.PP1gagl8xEohGTY2dswWA3F_js6tpsUcFj.VhRJqmAo22Y6FYSOnDMxbJ1LIagyiIcld3lJDZOVQnED8rs_SpDKOGgMRDiXt6t76YckcKVEhEMXAdM7bdAbR2cfe9UfWQo3LvDLRdngKJw8041qiEXtdbutuCA.2pAW.NLSBg_9nbMjNtgRrhIPVNfPdS8bv90vAOELX_ECSjKLPo6VYuGrnqMImXXgf3hfNlZhUIaqKwlvwAffb5DJDBSBmWzOBAcP_16ElNs35RdG67XG2sJQL_i_EktPlN83Njf9aCCxVLb9zd0eDsTFosW1pNopC8WscACPXEIxZ.OGQtOUtdWDZU5oFjkK7b3ZH3721NpX6SzAFw2B8qqgN1HB1i6ryLy7IeKoZUOZBMMLE9di0ottqvQSpI56BP0dVbvztWAhiInpnaVwU5c9ezglYpptSh25iMdV7lHd0i7XNEtT34ivqk9k7gLLrOFZZt3jTb_sTdO6BPSxn54NtN2HElijzwTQTOSIa84S9iOyUyOi3LRLWpBgnzx6mzXbPixXfOAtIUeh.vWJ61lV5oJUERcdGZLctJHdUnXV146h6GtYCGHeb9S27MAMfOVFMrss_NDX7tCdZddD2jnDVty9.qwpGSaQkWRmNvMuNubaRWQmbOw3iK9ORomsd2RSE3gGzFQKZO3Xc2axCpgtjJK.utnMWRsyElxiSwqwzyLsmfFOJWkowj5QVx0dOhCG82kuVE4TPcj778OLSsZQ43PxbL4BJk.Xweadp6sF4E7jrj3hvhjAQ_sJTuZspiruvU5UgAD8YkgFd8x.HKrVlV9mij3O3E74A55q7vK5C_e2P98yfy6qoAc2oq9PdUflIG.4M995AzE9SfOA8p_bDK419HFSiung6piyNlfI2_Z0pQ_79GMFx3ELgAkX5Ti0GRGFSpY.4j2Rg3WQRf2Jbw.3OD4.ttV5W5EsvoEkwGeoOkxtfzkFCyXSpOFbhjg_CMN_rjbidcvWg.uQpbbUY10DnT9OOFXVXKqa8oLS1klZuu_ZsjAJYOLiQZxn_YnKC81bqaTvcGysZckERov9Y7_1_yG6mzzscdyiNhD3DTaZQ3QxiBNenP48A9iTDKxqvtqYSfxk0CmtP2C.L9W9cNvgJvDmM_OnVvNoIoX3Dr5byT03QGVikDV8s6QhjeKdFW7r.SH8GxT7Zcvz4TszbGGRgcrC8W_gNctoOAx9tE5n4xGtsm17EVD6NyNZKURHUJx0QCHWy4c7Psurf8ysKdA7F0bdK5RDXG9I1eKVxKuaGpS7vpfT.jGoX1Z5sVcD9VFe8X9VTFUMp3LrhTxrCmLAn.4ob9VrW21GRwHdw2iEDvPCWD8.popHJg86ANObw9V6HtSfea5d5uhgEcl2AknM8VRIg1gFbM5PtzNBkyAbbJ_h7L2P4.Wcvg8i8WGNYzoW2GhFog6LP2RWPOXUxF9C3BRQS0Fdf7yUvgnJxFJ6o9M1d1RiaVS5qnB9duowuSM7L82BveK1rsq5NRHXRwn57GhBmZxuQgURID59VfTkze3cWtkrhHeuGOYmtTJZW7eWLqDgYarzOndGabDOc4LWOU4L6pUCyWg8HYDuqEA_n9u0tKBhBmUAF_INWzicdSSnURvPEIlIldQl84SpWpopKJivLEgcHtTdTKea_vo44qNLBrzfoPd3I2Lig.By4JfenDSdgkM63zK.CfAw",mdrd: "sW36sEGic2Xv88EldWwZmwELi7GNECTMqXCPu6249Y0-1739131300-1.2.1.1-2Dg9xq4oEu5No1zScKNp6W5kDPoXGyl5WgIvxyqFrE7bM57cSv1Oy.zwr9q5dws9CE7U8x_SFqPicHD11Nw5sGiaYIUkCmk5sgWRkYM0blnqg53ttrujq1GvS7FIQp_6LzUa2wkM6aBoH7zOYDpjlFLnDWBSHkM0kQM_g14M1eSdZ6IvsYyvdQ0DcsR4d.5Db3JvFj10C0AsYxfn4PUCjPDb6xQasc_CO8_Kw0.kUavBT3PeBnnqMIxt4Zcm91trHarFoj0JKXmBTc56j3hxWLrr7j.7OYyO6aj1WV3jLd97wZBsTCtrRZZNrsmq1xgEcJ2KaD2hdPVLVmFxzEbSjKBfo8mYUH0C1dd5MxLpK7d8Y2gNIQpw4vDjLjI3_e2hDkaUv8kKcyceqKfjgVXwq.Vs3PMTfZAZkowu3HzdfnzbXTzTuS8fvmsdBwSFFHi5x3KPI5KZaLup30ODWoD8mdMEDUnlfvV8NuEhwYzVr2pzcO0exk9YNuf73xurpNii.zmLzLp4C67D.e3o9SFek2dce93.l3HvGD1pDiyH7cbWM24GOWLVhHNzlcGeKBszJ5c4TMaCXFbxukqWcAKRlunCkVC3Acn4lg7NV06EgAdWpXEarR0Ovg6vA3hVMtes9CJfdhI3MfsR3tjPP8KVUHFnkPbfnpKvC8LGy7bGc.v8kuo1FJIGfrpvq1OD1z4gqsWoFk8aiesSNxoD4l_IeQ8Gemlx22h0EBEonkggEpNx6uoqT9bSiHaVEWCGcyHZkS.0kUpzwYcU4rI29hsBaNxs3z682n7KZL5uMfBVwR7avVfbDQdZlD0SitdTlCdgMwuRxB3oZeoBG31yMvP3DEIFX5uwhq1nav7aKYZPfaUW2p0gdWr6xFdV55vG_QuDtclYXvQKko_AlEWYDQbry56yEDdqHrnxCX1048mtHFRfojw0hYDUCkSSy_ML3KCTUPKjCQ4A_yMenKYjus1mKMEhvbiOwgLnEcQOWJoU878QTXA3qR2GiAuJH9P7mMCY4H0Pz8m9rTOiMFFb1o5faAkqKMxL4A588bRgrNlEggtGpQmaCoDlcjGpB68KEsPclW6lHSxLd8x88cmvePRKgC9oR_KW3xeHyAptJCkjmwt356TJfZgNjHCYhpdXp8xEL3XVXAJes6MQBeIazlJswsMPtYCDxM2XyAGF4kLFnlJCQ6cAbtxPqGwZBU1UdJULRjth13ZB89jCX._eXXmwlrMYE6d5_SWNuLrjnOyTAg_EgqIK6kjHE6UBKs.EEh9.Lalr4PhH6r1YE9nGfnoDzv9WXdiebRs8Bg5hZoPL4VigQab3d9gA1kv7inPlOnOEJeoWBuOHS4_1ZyIcj6K0gIcVJc2GbHciW9xgi2iXTY6RdJ4JeIokxWwuOnpD_ZwrzojFvp4TDYXp2OLOiJvWDO4PtKdh71RLMIPiGJWJyDB6cHmijWOrcYySA0w8dAFESDOnueMuWYqCoWcEu0tv2uyf9H08hioLx8Y.ia.svTXLn1hTty57l4Hsqy1GSdaE3n0MUyfIVFqp7mWtgAwBDtU5_SisTfuitDorCTcmG.X4A5BPwyGS4AYV1XtK_oJ6EYLKIX8.E.N.lAh8_5Wq6DkJC6E4d0Y44uTCfxdwohgIGhfst6CDTzhb_6iPcdMWJV0Kqdd1.ZXeL7_YwIoXGYqTz3jXvTAlq66YcjWL0LZF._X454BZBIDdJq.BnK9223B74ggi707GuEwzcKw4uw.BEPy_BNCtaCxlIM.YU49mbritfNqCRTvgCGzQ2lzFA5etLRjPFiYmX3B2NRYJWA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f673e5dcc4c9b9';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\/3405728619?__cf_chl_rt_tk=7YSR_LWSvgsPOd6U29Q7m6L85hBqIo1wlaf06VFPaVs-1739131300-1.0.1.1-BAiba.kQChnRabB.27yl7m05.UtQYQdspt2svBp.dKg" + 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