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="360"></head><body><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-445857130184.mit-edu.top",cType: 'managed',cRay: '94bb91d33b3207f1',cH: '3b_OOeNTS8h9w228ovn0BkjzOdGCU3cktUMwzW9Mep8-1749251285-1.2.1.1-ryUK8cK3EnQpPZAizQf5EQxebNiKCGc5aX5MIFFn5OmM51xVWBd.uuw1hDiR5A6r',cUPMDTk: "\/post\/5429671083?__cf_chl_tk=loA1RfNkXkGgted.smOGyY9WxHq_1SRO9Sq_48Ml8JI-1749251285-1.0.1.1-ZnRBF3mVQnOoYUolQ1YDO1NtZUOH2hkXiD_0e9Fn9oA",cFPWv: 'g',cITimeS: '1749251285',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/5429671083?__cf_chl_f_tk=loA1RfNkXkGgted.smOGyY9WxHq_1SRO9Sq_48Ml8JI-1749251285-1.0.1.1-ZnRBF3mVQnOoYUolQ1YDO1NtZUOH2hkXiD_0e9Fn9oA",md: "YG2a.JER4LjQHitUariPt2bsmOR4NthfN7b3CZYIW0M-1749251285-1.2.1.1-uv31Tt2zDvbx8Cwc14Z8Kxr5RN0sQy1MTwtCDEdMfSZ_i4UT70Ew3fs6QSozKU8RBf4Lt8TuHIL6xMYok8DtBZVJEtWqP83xNpy3xohwHrmejICNQ7ps7IT1snbWlSz5B6s8NKhzMFM5AcxzjinukIO_uzahB.iLAxINc5QiSg9HNEiSeb.YfJgoJZbgLUULgeNV798m92MKHKnJ0iF7sWedxHwmXrl3FHlh9TlUXtdn6xAEo36vWReugqb4Xgk_4EuPR5M3Mk_y03Dyf43jDD0iZ_RgUtnMfTF3WdowVgVdpEcUPLsGDc6V6R7mJ6QUKuUc6L0UCpf2DqTzKrVXxmEWtW.evXV.bAX1U2ANj6EkKtL9Rbo9ydwo_qPnWoSMZQzLPo.wTHAkzFRlJlGRx.kvVND.4sy7D8zFdwf.dvM_sS9EipZZ7N45xqbqBjHTvkJrNKW4.7syd5YG9JKhVswNBCsBrrupiZoXxAIjjDK5srDEZ6u0ipuZ6vhiYYoDQdbuSsFU_ElMzX9ALXAqCIQHLDp9qy0OALoC7nETEgF_i4g6enkbZHhL6ebO5q_3QqhLu_azhy0rgYoN3mA_RJFfDIB2vzr3tdk9L0V2im74KUjqRzrStsAjD3PRzHEABqFRmh5318cDKUS3O4pq9lmUu6LQ_cKwVcLPT7DnCA0Z9nmNFoAmJbd3m46jiGJ8FywihM_Iq55b6MylyaDXd30UifrqXZqPH.dm9g_HEplepaIz.cWUw_mUJcOg85.wb9WkEuZ1A_58jXJzhLdzEeZw.QvNsxfMVF1nnqPnRHcvDwOVDY1AMlRo6qNvM0vfoI7heZ3yZgorpDgH.SkRdQ",mdrd: "ZNS3wwh41OvbA9X79Rxy0ofaaNpTTZZzGu._bFwd0O8-1749251285-1.2.1.1-rwMKoHmFQpkqh5TpC2eCT2eR0IhRULDuGj1h1GHCmXPitrFXArd4r0.BUlgOf0sRdjRFiSRH6bHbyNAmQcS6sC2HsNm1HPQdR3mG2j5VGm2q_UBobks2ZlE4NkU7RxMRxR9npKJ6Ii0lG_1PNWH.Bedj1x5hsfBctsw3l.twrdJ3VlbcOXyFZYSPGJishucbWLmSc3KxNDlvY5KUaWDTHwyXWXg3XxtGGRVK_EuuouJB3WViz9kdg2vBNlLNKi8rEoP0uuznIzfT9bE2iVcarGHHSQd7E2yqxifmg3rJpjMDAW2CV9QvvPlo49hd1N8HOEpVEkzlDOWRqk.62O5UNDq_KOErZ7DIkmgqQBIrrrMQv7GbIBEwxHtaYE4OZfb0Q17ZIivG8mx0ROZ7rvDzREOKnAiVQf2AD5yNsIKMw1BoYMhbgabkCP.SRUxSLTBAswkh54ZNaTFqwo7VEIRAHgjkAqyHQQUywwGgu2K9NozLFwVGi.XlI9ODog4ZkKjSN2QpGGD3twIgfz4jTHHVE5YsqyQDKkanhjASEp8raQwMS_n_fBTxvESOgzxI1HAgzwYgaUsByWm84bqFHnRURdEaEqRAcPG.SNYF3iztSb7QYLX2weLtDGrQ2zDAJMB6GAqDBErBwcr26MTeNCAZA1YhHnJw1hiaKiERN66kBhVboqVW51zq8zyoNTNjwuekDDXQt1h5rUW6GsGlsEmuFM6y_GmDLME_IKdm30xe2d5zRWMsjBTO9NQybzelzuiVsbT2Zqd3YrQe9V3i9k57zW1_Ftfe2jQdbTEgdktYEubnxjJvbBI7GtS8hAyE6bJcG4uDmSvA3HBWauAR06SE5IogyGv15gAXDmZmyjQ2fp4QfCDe.0zd0izcvXSMZXZlYvxdgePaiiaiqI_oY9_S9RSRD6W4Xc1AuZ_WxfDYFCnqDAEeECCPUhgF_OD14Im1b_D3wldzCxkWvY0Xo2gXb9qPepKIFvPLJDw0xAC5ydyu09Zz3R4LSQ6JUikc87moQuS1yxOHqdpxNbutS_DhQaLDMKiNm13rOsBDHmEzsgCtf4qPBo4dk380KqmtDN2iAzfQ8fpH2nz_vGgFNj9njmxXvU0QOVn0yIaIG5UvpY9GbyTp2y_38DbDqDyspMGtfy6teIKe_bmNP2OCRX78T6JLGH1dKw1zwaX6LpL2ZwlfWU1QHrcDyU6AdBgV6nDmlzJTr4HHayyukiNbu8pV0tvpWzgqJxIEjX4NUmHPa9aOrGUJejtsl6QQRdm0V_pwdt8SBCeoxS5_6sMVTGYyHca3crNI35NV6efNrHZFDkusL7PfbfwBAtIBqdsgu0u9YE7x681ORoLGQDjAlR1pr1D_Ql3h0R8T3g1BqWHzwJrDtQddRpbsCkh7prPnPF2TgD0IuWGtr8MhnrDIo9iOiMY7WQO4fhgGsuZP4fApEZSLLvpC7vYBlK1zvBmvkfgOv5wYxaBhKC_nCeEMd4AspCxCZH_ihlWAfde9st5Cb_MzMLrUbgPi2DIwG9rC9WJDyMJLw5Uor0t2HJcRutvAoq6UfVcXkJriYDz2KNlnzDqmWsLs1bLdU2Z9Z0y_I4YZeViqL5CJcpO661tHQnS3cqESdSbZKtxbbLszdyASf92zwSBt.FTNCk5hPK3nWakmU6Qkjh1BSx.eE6GhI2ypXVv_WYZSax8.du4ypEQODhWy1F9zxfHpQBxY1D1ddOdVhKyzU2LujRGlhLqwWXF2GmF32uguesLTMjoB.TEO.oq6rxcijS.IR0SB0g9SV.1AkwCP9TzjOwTdFtyRTRkXgGr8vwKqpSRIJSWPR2wH5xKn1JgVzw4b2pygB3xyqhdqefyasVaAfXzSAq1zuwXiJn7TCNRpqiI_tpF3D0ptelE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=94bb91d33b3207f1';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\/5429671083?__cf_chl_rt_tk=loA1RfNkXkGgted.smOGyY9WxHq_1SRO9Sq_48Ml8JI-1749251285-1.0.1.1-ZnRBF3mVQnOoYUolQ1YDO1NtZUOH2hkXiD_0e9Fn9oA" + 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