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-939585065104.mit-edu.top",cType: 'managed',cRay: '90f3fe63b8cec5aa',cH: 'kdE21PKI9d48pem3S1HZUS4HWhxPl2YqEvGl9tzrQMA-1739105516-1.2.1.1-fqEFVyL0igjqH2hJrhLvG1KTdLeINR.lujUwGufTrH_Csk_IWhz.Y5rHT7sbZktg',cUPMDTk: "\/post\/8094326751?__cf_chl_tk=eKYv9N_2EAJHol6cc9E2wy2esNmb4zQY_tDn.9B30mo-1739105516-1.0.1.1-m8On3mY_So225e.AWhKU._.59KLC7T2W.XfPpFEdAt0",cFPWv: 'g',cITimeS: '1739105516',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8094326751?__cf_chl_f_tk=eKYv9N_2EAJHol6cc9E2wy2esNmb4zQY_tDn.9B30mo-1739105516-1.0.1.1-m8On3mY_So225e.AWhKU._.59KLC7T2W.XfPpFEdAt0",md: "eKkTpQIyXRoC..Cc5OQ36hU0cXYV4BXEABGiHSr3g48-1739105516-1.2.1.1-IwSe8EN1h3xJykCyI1Ai67dnuDc8YKYBgfAUv1rMnvW4HCPztZTL6aB3_OH6oYHDviuCKClh0nybk6iZJSECal5EOnTVY_GmJAofmi8zSTwVEPh3cbDbmJSaYRl7ffBCscHdoOJzb7dS3WNZikWD3uKepmOltn7l30.20N58zbKmX5.XvZ24QCY6NEAbV7mpKwl21UxWjQZXzqemxSPrrHdDEvbWv9bzJABdOKxOawFAJL7d6d3XETLarUMAmi.YVyWFM1BQlb3KqWIqCpQVYWrTNP8_JPyYTCw3_6zhiQ4GVW0.DuD13j31Fus8PWbKAGEj7BG.ENBYW5kwfIr4FdVI9NmokeunojCCrHMn2b2hiX0rI5riynZU3Na6Md9bfNJ9MU6r__WlQ5R1wFRoiyN8qJWL1x24HgUb2R1ZsvCjc3M9hTC_FtHSyqMV1J4CGEMFgTu9GqkBab6pIJZgWPsR95gEP9lhvc2JWbbqIvoxtpAlOjn1BLip2vAIkfy_c.Z0OPpK5kMdeZyq60X4x5IavM5ZTrjfR7Nm0uBvKSfFyVfdNBg0Q1qiHrUrJd155Nremo3ivbaahcsKkn9.5TTu76GtkHqStfujoFg1K1mjV2DAPdbLeJG1uWZhJ0T5aBn_JaflaUtwOKvjBIqyzzE9pp.JgLflzp_GU4yco444K.y4tJRUJJPw8DQ7VwiLFw2_xL9ovkikbD0LwTm0KK.dENvl4QmCsAeoNmAfXJsd8llyn1_iOGpM9ofRn.8XIJWiQj6k0QEjy7ZyaK1F.N2sSeN1r14EvpCMYN1jOy5dS_SJJRP7b5QZcFk2SdGFKXZ2AKAWv_ovLIZp0wE5FT.aiXvUsq7a4HWrZV64Zw0O0wBQQqEGJBWdMb_rws2BZfoZrtP9Afy0u5Y._uATfc.n5Q9PzVpLBjw7KrESt4ECDscF_u7NzMfWc27WS4KD5lZeJtP1buvUnlK2h.3X_3.qY4Csd04KLeOCkbL85uwn47gu.hfoVJWTDQ4.gPHmCU0XT1yoFNllCeKuugrNuLmIG2DUhkphwwQR8vglC.j218g5RfS7y4R1tPE9NggBClUeZtjGtGvsBZdL5yRqbaLBO0ty568fmvdPS.747sECOkLFN1CQelXkDAvEzz.ejzxg.1uWWYLkrTTm43Kcuuvp1dNLw.JHbUwBpmP.Vnc2cYVQqoXpbLJKnZdQHkqTaXowGA4Sx_SpxdsOT6x9qPKQyx22sdkVxspAyooV01UIGyTb4Ve9iYpTASY.vrwnIca4SW_uVS8tLISu8lg.X7E1WLp.BGxh4ozidf4ubNrQiOh0Ey2d3WeGIKWHh0ZP.0cwO8hCB3RbIv2TflG7m5WdkSSmky1Fjgn6u2bgzLnHF3molvG0L0awrlLInsyFVLnE0amYMfV0HHm0PNEP37ujO0XLtPW8anqJpZ8PGe7gGXSwU5xBmfkqqfQtzKY2fQJG20ameCSKpWKXp0AHcZ5wmKcUkQhAKd26HrGzgBHiQBugzqcWGg9ggo8ch2HbDLzQzmI4oAzKslEeOHsWnPQig5lInzdTF2E0GkB053ztXB05GwnQdvkSUmMFC7t.rihl0_CL.hblVQ_MZY6D0UeVi5pJG7g9264rQ6c2_R7aVNBY6EaauPdCeoe.ylW4xLJfmXeav766VylHGMkFmSsJ0pCdaTDWnXeEzygWSRdOQUS.91xJ1_C4ICnZzf2nTcMjXNtOchFZuq2NLVqOEIWlXxbokekIj.g1YOVHx.pVtoDEiuwYEEHGRNVp.5WpiNoJmdKkXfe8Byf5GJxnSa02D9QvCo051O3umSi0zwdBK_eSuS2SSurdjLviIuwLP4vZWEXb7VPexjxAyqmDXkwyZYHQL9YuTNrf5UABm5VQIVx.uazOnqBL6CP0tNS_xDBXsSDtV4YWGztXCBt5oLbtCh7MltxKVG41pb2n0HfV85qLar430sZdmO0LOIjpvSsEY4GSTHCpkZAfeJIlsIC5f8tbH7jvev.7Ya46B7B6Z2T1fI5zxciZDtQpuNMMN4X8ddnfKFdcHVebkPc4tbGPGN5uL8mTpctfuJ.Xifuo644MjWoQhZIne52glcjybbs7dyjtO4CxPqNzd1Zy7yLCaP.hEYql2p1u8uiFX7ZlS9vUQzweRXlYQMmISqb3S3.Er0VnNoHkTy45wA0BCH0QjJOaOFrwkv6AKm24VdCtHX8RFsDf2fa7UbTp8F5o",mdrd: "o2I7H129yHaDNsBQNx_qv2vdPDvVZ04guOr3Jy5ulMg-1739105516-1.2.1.1-0ofXaFjKrSzBGESZQbfzGEO7a7E0bQtNwLdq6AbRIpAf6ptQtqpwHwUGaTPb.pmcnoBvSACImOUQ7R2ghL_n.uszb247nX57pEZMvabut6Uj9PHYIC.l6T_5ilXV.Y.DQdI746cChqt8YRrxSho28CkI.3Elj1LQRE3NpREtRfDh.ZkgLlBNCfEWI9Yfo5X2dGQSzM_q2p9yo6CDIqc6lIPYTKFtFtwAH25s9tzDx4RdsRNQvwrhZaERvoBKUr6OV1eavf3bxJtI_n9eAsYKZnezrlnjnjUZQA4EqmkbHvJDkJWkNj0zAcu.dlwJ8Iwlv.MGYT4ibqgqIUULmoux7GmsFoW9dMEIjPj4MXBFKabOeZA7UyXCvw35T0STtB6eRlOVxJJQ7Gov6eZvOR3pVSImYddLcbT3YkR6lh3L5k8DVgX_GkcD7bM1Y1yncBJWETuLZPDO45EV7vd2HsIMYTUQflERo3ZUB6tC6kx2N4rKsAVmoZsgpO.8.kVF.QGza.rjZw8c6axx7bAlpNXc_YQoKkxeAFrzr2dbnuXlnc.g4_RlbOd8i1d2NVIwNvBsw4Lp5rXiPejyoSsX5H4tkKKzyQzX_6ZuokG_ST36uoIr2fCDFqLnyOm9mX7Edxs.c.D.X1v1xbF6HLA9Glqph5BUrz.uPJwd_ePan6WNy62H2LSRkHnXp6wQ.dyYscldi7zQCScH5Ryoh1io5tULzdSNjWlhhvmxaVmP9YCvjdWDAbx1_fhOIVivvLUpq9qroBu1WSWn_lR6BWdjmjuPl8obtcQGpMyP_4yl2_naedaTAHhUHPA5xEksbujtqm5u5yMWyGpcorzgCcm0yOt6jVN2F3f4MWh1caXo.3Pn5dVmx2OdIxuxZwSh6DX5f6HvNvbZSS9uhf25PwNupDirZ8YTo7KrOGRuR9K9Omrfnbq6ooMS.BPv.eaR4TnN3DpzZ3wCaWnKl5jmsxqThuoTRu9RMhJW6Tfio6HzG7dLWXS0iFKaBZKBfsZMl6bZIRpeghnvP6byKmLVf_rEtcFZquMMv99kwy1WvaTIVwQMgumPHD9rDqUIUAnnf3b9O85MCKZvBs4zgqQ43gnjPujZUo60WApL9zGWpnwS3CNUVpiquvJRalYw44O8RsTqzr1xSfPKfBMnETMpjNKjnO104woUtwKSQQ0K.q2WSFSQFOLeUNuW7tDZ1n0qYUtCShRpwP8rkHimSmIbqkouhAHlizubWOvoVuOErdHIm2fcKxyxBQmr3PTXvwgmDfAXh4ZLiA7YsCyNTqDJ9InXDu_vnB6ZoVKjkJ6ADmFsOzbjSo6_X4I1QoSYJWuixulWaVsOi.Lhh3yrDOhCAeDahtTCWX14vjMN2V76JN2u1r9e6nQicTnsOAbvK7V9i7ZsmmYALOaTvcUoCdxlfvDg9AunsTj3vYigCiMccY1qpBkkiwGwi4ywnS4xt7.YLK1XYY3N6HjbZJD5BcFcTSpXoycjik9VJTrWBCOWS5b_xht7wWKZeUgqZH.1PoigtaDUxuTBGzphPKCmUIWTwrucNGEwHxvDzrgWy2ogvr3D5_jD.EeqyuIOgcZrAnJcYWOASq9geaUtv8nj4fTOey6oU2fS3BAlnFWg227iM94NpFZo9nNb9GuIcFV4K5pqg9S6mEcqc3qJDntYuhMIva1ISFGCLs6rxGPWVe94m9HLj7h.hUMpngKpTM.JDmBLcMj5tfgBZz5m3af6gwx53xnQ0jkkQcurCnI9TWbfdAcZ316XdspZTIg7gM0WJFRhZstiwhxmxykd.F_aql0t.sTSswU2JvaUvmZ1_b5BSPKIHA9yYkU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3fe63b8cec5aa';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\/8094326751?__cf_chl_rt_tk=eKYv9N_2EAJHol6cc9E2wy2esNmb4zQY_tDn.9B30mo-1739105516-1.0.1.1-m8On3mY_So225e.AWhKU._.59KLC7T2W.XfPpFEdAt0" + 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