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-837254948791.mit-edu.top",cType: 'managed',cRay: '90f376cdad456fd7',cH: 'ajEKXNQe1ExVtWUnysBG3X11bKl8gCWfNr4LfFcrYgk-1739099962-1.2.1.1-eRA2tzZ5EzZsx38Z8jmPiYjQfeFmKBSiE9_eWaNtMMaE9g9Iew8ScK14UXLcA.Eh',cUPMDTk: "\/post\/4673580921?__cf_chl_tk=q1ps6fh3R8mj.94thiEyn_Iiuw8DZC3EUajSvubqL_I-1739099962-1.0.1.1-jn2ZeSyNgir2yHXAnSQN8zkFaRZJCxYC1DhIlVlxL5Q",cFPWv: 'g',cITimeS: '1739099962',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4673580921?__cf_chl_f_tk=q1ps6fh3R8mj.94thiEyn_Iiuw8DZC3EUajSvubqL_I-1739099962-1.0.1.1-jn2ZeSyNgir2yHXAnSQN8zkFaRZJCxYC1DhIlVlxL5Q",md: "ZzTcFYisfDbaN_M.mt.aPfrC9d5PpRumgiYc1v.24lc-1739099962-1.2.1.1-WNosIAcaUeFi0QF7YqdutXaZnt4uIxupJjXWA0bLMDix8mxDEdkO8t6QBhCAbRApNC4aCeGxuvfC47wh1qYaKuOsHNokMWh.kSd9KJ1MYjt.NSP.YpIXe1TVoCD10QxaS6OiKtXaCd2arNIQvP5hIY2fY1MAZme6v2u24Lcl35zck_gWgpjvTo1qdaDTnyDp498hTFg97d8x1S1NPrjfgsr1b_8PolhFbUkkfxR1iGNXk_3nH49hhB4U96UHMEjPOMkDQOJAJf4SQSj8_GXLpcNpRwwjOasMKO5ehNUkGJaZD4LUDyw1iZLSLt7fdKunovG2Yr6An8jcPFckczr.j.IqN8Wph6p4L6hGJcGBDXAU2Su0FWbIQdTu6afI912kueS7yNJr_mWv4L6SDJRF59qRA9XkuhP0yIgdR9WQ0O10GoEKz6_cW8ZnaBCCbx9svSstox9csjfI6H._Gm.lqZ2JpWuiqiIGEf3UmaHP6ZnJaVMfHRhUE.d9hShe6KmuOJkkc0OsV8PiHNse3ZCGIWpJ2slxr_7B3FpegLYvOA.ToqEiAXmpwGEdZ6u78ese_UbQs_t20k6WBn7bge09OgEdwamDRRnaIOcXNyrmJXUITQRrv9jkZEHPXugiNbDydO52Vkw03sND_QpqmIuSVnAHpV95g3E3_nidapzc15yTnWUwhTLECMD.T3M9ql4ztW_kxkW26k.dULNi5juPf1BXcnTPtVliHHDP9M9g5dxckUpZgCeISZsbxf0E_u3OnScQu6p5BdKLTKHPLOESKTFTfRUGkDa06cblPIYhMqqoMv6yvP8RzzbePOyEffFTYMwvGD7bEqqlFQmDPv40sN6dEcDUptAIkVsiUqAyGH3G8nbox6HCBJpiGIFDn0F3ehEMhlpC_owDZLH.rVsXYUMrnjYDEjsx.paOBnA7LQa.CDIJzCsJbPptB7i8F5ympeiWyQyosw9xy6280l5Xl1ErH6Us_iCT_4m8BzZuei4ZW90aahn10z_2Vm8dguKRehbJ7_SbyiDUSGoOrqcdZO2d3Oj24vvAESqRYWD_Yl8J5FbZHAN55HSOESZij3mJOZ.1ONr7Z5nIsyk8FWhzu989BeEuLZ3BNfQxmC0rS0zt0RpijeYcA2EK_Bxp8e0sCHaqgLRL345bqFtFj07_AaQ3CWeUwMyz1_BDRLuhq6.oc8XVXWx2jN6pWki4yuSNi4pSqr36icCK0WyqDP9uofnQMnrU1QyGse7ExxeDWIIJeUYNgAjS5T1XaRNh3CcSPGbq2RhS6o2MI9Vf1oASciB2qhe7L7fqlzin0KgrBy7KuoWJcKLAAPtRM8c0campC09YNNFMgSkWxIlSuMzNk0Wtrdpy8Flkb2F4uEzPn.wJEeeNEuXhxKiAkVPLtZmL6VKzfEMeXfSk5lr39vqihCMkzsgffT0dJ.auhqkdG2n9RpjjdxDJr_34XfU_P_kYhD.gwdkBN6NPJnVXftjlw5cJ5j2_YVXy14ajt_xPB_Ud0tCR46c5Wvu1EY6Mtau0ZE_X4FHklm1SJTDb7SjbCHmcShZ9ARxSObofSm7sWKUjjQ6PS3UDZBfej9A4GD7DUch6zjSPylIWhSAoVRQHEsVgaJjjALdR7wWH983FCeJ2ZLpQE0Q8WmckDJYbvW65_0Hsfu2y.M6HCfAxP8c4Q4KetJxRxWVBKmBlSCOLbHd9FZHjTBLnJDbJy5bA9tQUhn8Z3Dc17jKheNyUXQ1aQU3LImRPOltEq7tSamm.EnLbZjSeTqf4PE4Hy40MusyHeFdhhbhlsTsiodqNNHnxAewkr9ZwrJs3guHZCQWPaq5NOjO9AKua.Y5.7r6L_oOwjYiN2hoLiDr2mGLu.oSFRES7_tKHGGR3rsG.wwnq9gVyXf_ZI7KzKTzCV_ZHzccuORP3wkarkdqcj4vmV0u5f2dcGXDAyNYN9SkqmkgACjXdnUa5rbO6COupdpFbZaQ62nh2Yl.zYTdOoi2KM4isVizUd52LLGI_eFWyWxaWvg8lD0ljChtgLsHYSAzomukYGt12nxkJ4eI1TmVkDocYLYjUQ4Fcw0zSN6PMDDxtkDiRaY2KulFvNlNmqdBrb8E_0RYuq_g5lUg.iHTsIxKbiWwnip6b.Nyu_hgO2bnaT2fc2rVmv12_4gs4.RkWOpNBYO5camJINAzXLFt_XtxHcBRbkIaN8U3xrvop2tQGeET77_7vXMpAA0zL25rHIOg1",mdrd: "F_b24n2LZ42akD.kBtdT0zC1MI9ghGU.zAfDa2f7uJg-1739099962-1.2.1.1-70YHgo48jaokDvyRvExWp48pYGdOQFKM06YN48.uf9Az23x8WCHTDT5TOVNaeKBNe2gACWR8JJuu52LQ_qTqXBaVp0GoZD5gev..Cj96mZvPLQ.DSyN7ubpytW56Up434h5nTto6enL3m5PI3OiwppIFfRO3Pe76v3NvMg8nuepvPQs8eDGYJe.2Y9Tof10x2lQVIDA81DgPzHEz_Xx83JnXzLknaU9VdREmqqFyWVc9cy.StBHqU9TgpoxHrP8WD0RfNdtmZ6xTYlQq_YHwbJQpSVI0a9xMZ.GlwMwBR1X1QLbpG5h4dI0v1jueX8crMjCLg_2GqrRs3hVRyOzrNn7NovgR7KpjmgeYm4y49xcMid0MGSBQml8uqNy5T3QTFjXz8VbD8gbQf_93O_XcvS0w7cb.GJXbwNCxADZI4w2iMBDLP1T0r2GBgv7tpkwkBM.0OSCvladIeMZBx_fibqA6XytmBWuskf_oUkQTMvKp3MjhswVrN7yWwdIxrTVlNYVwfUO3eqW44gAeXNrCyOcirMUs2mXhyxXW4fAgC3PJgrHuNJNOAyKvco1c6E2f2N2h5XoP_2WyccURnF9cAvtz0.WeLV6qjVCHwo0xZ2n9IG_.FTWIek0s5EK4znWd3n0mMYkfC6YkOeDJAETqcm5Q6hHIvKNzrSRdp.TiH4Cs7yaZ0x03WnUO2HRDQ3bGBIl_Z5lRonAN0JLhTWHQKFCAGrRNq6SAVzwvWychIW1h12h4evHzCbPgMKZzTA4JJHY1KILVfEBzTTjuaOvI_OVNyNzxUPbl84Byi6bKXUva_1oHszrreytvxHzqz7M076Bvg2IN7ttP1lp_.Ncq3GVK6b4BiIp.pzCQjxmgmB40tYAo9u_uIjFRYMmhTTt8XIy8fHfezehq0nWUjca8TLhxpj_2lnFvmqsPwiU6LFwV6MVmovxPwwYax8mGxaqqq7Syjm02R2e.jsGXVgnKfrtoXXh0zfAEhxbvyFFl6Iet6B1T6QN0LrPosldqkyITvD8WCgsfMkxz4AIghGMBTA9AFbY3.M9tqdHsDjADyUbINMhhIhsxMNfXwUfEq39vA6OPu8ZqHK1UgcKp671IQM.nE8FQMCNZA4j_Y069T5uFrcJWowvM5U_N5SGd1eLhj.5Cl46RXIXEqY0C7uH3fATgMd5haaR.NNhf84o6GYUzJYyKYnPwC7GpsxXisHF6ErrYntRxZSrpSRWMEmhJo2N2WJrj2TlbQQZZYZhJfXoSf3ZKO1zVkJMqRqBeSkSPDcwoD321VBiYbsqmi51bcytIuUf0bU_l1FU43CyhXnoo.FLvB32j.2L37DA2ZXDtCwBam7M3pGEjOWdLcd.bNRRNA7rKptgunF.XHwy2XCs10woX6DuahpRmX8B06ijD9cCrCPtX9XY3IZxCNi4Xc8wsNII_fzocZWtct__FJda4_Y35uXtWPglsiRarGjarbDmpa7kD6DfW9QOhf2To5.4ho26w07SYzooed6Ec25nJv2ID0sA9Xe0UvxJukRjawp8svdycnqbExiGpzY.faZL8pXs17vkyc4PyUWB8pcXWRCTE.YooTJzkbhMUdz5wwQkH4NJ8.x7eyQDWlIHBxr4IxOuUAsKahDRlzJKyOYO47i7sP3PQNHAW8zxwdt4MHg7koZsMpfzygV_4lO_lxeGLqk3bifJwNT0RUrmCpiZgtevVj1uylwiU175y07HKBX0KGKiGFuVlGcLWcgHHul7Gd7Eqzgbr.C_mPBjpjwRNh3ACxdBHbUSztfuh6wJSjPgPon8ABLLeLgBJjs1ZEnP0oBSSb88nnGnWqkg4hKQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f376cdad456fd7';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\/4673580921?__cf_chl_rt_tk=q1ps6fh3R8mj.94thiEyn_Iiuw8DZC3EUajSvubqL_I-1739099962-1.0.1.1-jn2ZeSyNgir2yHXAnSQN8zkFaRZJCxYC1DhIlVlxL5Q" + 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