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-143987598646.mit-edu.top",cType: 'managed',cRay: '90f7de8b9e8107a0',cH: 'Enyijvo6nVR03TAJdd_560hRGqRvpdVxHMZR9uni188-1739146154-1.2.1.1-phWfSmlf5Ite1cYpP1P0ytjufdrhnSEKiUw1K4kD0fvEfdgdkafJlnB.Vt3rezem',cUPMDTk: "\/post\/8241695073?__cf_chl_tk=srT4oivD7kqmoVqq0fbo5LKrVJKu9FkntC5JUOtpLtw-1739146154-1.0.1.1-iyNeKht8Z8SwIviB8XsLwoxW4NLnwIJKlsMlG1yJXbo",cFPWv: 'g',cITimeS: '1739146154',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8241695073?__cf_chl_f_tk=srT4oivD7kqmoVqq0fbo5LKrVJKu9FkntC5JUOtpLtw-1739146154-1.0.1.1-iyNeKht8Z8SwIviB8XsLwoxW4NLnwIJKlsMlG1yJXbo",md: "GTlTbxbx.u_h6mFrtKwe1s6c6FyUXV334M.B8LUcbI0-1739146154-1.2.1.1-JNA6PDum7JdldtKFJxvh6df3KYVsVWsqQw6TzuqHc8lSNojybl5QPw.8ci3ks2I4kAlJcLkdFjusGcjGql77l1bI.SNJ2h0tLgcuX9cHstYQMm6xA3tKdDaZfwfnK47SsWWaoYDO7ZnG7ZVEV9HddZfJ8YKj_huoH3WGre890l09TnjR0Eu5QOa7y_XU6zfuqWog0p0rfQjbzVjjSbfal.vpfsd13fYBp3.ekiVjMLuFiWcU4h5HTtVZvcPbBZQ5AZjH930bDxcM.ECgBI_57G0jRre9Uz47er_Tm5pJuQO_RzKFX2CA0u5KGrioAgZbRgv7Ep6AR8bJdVZLsu3gi9EHR3.3Wr.WxmE7uQFUeLXCuOFfrHBdIPDDZ51mOG1vIQL8CKJVNDaZEfNpVPTsjs26aLNrXnTE49unyKVfgivhbRfu9Do3G4fbAfiI1jhI3Wnj94FTdh4YgF127K15hRp3OSqKFKFIxBvUjVMS._oypwKr4T5zfgphWpb3SwHxHrJlqMl8Y7nC_eyMjmyXVrU9YPjxlMzeelaX5WZcSIHmNo3DDAAvsTsyd09XQqj6dnF.Scdw51yq4lFLvXWreGd00y_qFoiU3zJDlW4a0CCwidg1KYlEMnHCDfqtdQOnGEsWlAJEhM4nLkZWgdvt964oFfzpvdDzJtUjhWuaG9iWYQjf3H8DRPl4k4qUoc7dqFMABPZWYBBvSCo.y9336zsFGCYZvfY75QErqbFTKJL1g6HJ6q0x9VcLfg5JG1hKzbYnTaGfYzkLvyWAkyYBmox.7yHveH5owrLsLc0EuBOoG9_NmL_czL_n_8sC.tp_byL0BMiFAiFH2gwvSw84mqWi0T5huInR16mltawi6zX9Ovy1BQwXzP26h7UbXqEg5wX3hG_hTiBwfqT2CprqA4EBzGdKFGBenR9Rq8fvOCw0xeM219hH0TOinWsODsHgHS4TlvSXuKs88Pa1Ga6FvXTQulbE_4p0nmpuPq9Ki7UYmFEU3BPwXzO.BFRZJfgrz0HZ.rAItTOA_JJDAiUCs4jRkLn5dYkQLzOrrC5.4NZuqMBxcpSdSfPcHoMzHCFYvRIPARn8_s3FNtrBFucFeVLh7sfn4UJxnuh.89B0eXitfW2TeDGIoRo1O9zi39uN_WWb6HduCB87xTY06iL8V99q1u3fYYCkfetJTbwzBOuQDMJNTcEieM68J772vxhXZX3J5Y7kY9UgX7eAO9a2W4QuLMOZrsuumfUF_8EIVjiJC66ZojJg_2rKviW64iuIdNC.5ybfYX5FE8U._EUMYqUMvBplubi5KWIAVKqR.fYxhUbgxiaMFRN0eY8_SkMVDewjpkMD43OuldTVtNIgXTLlPUi57aFR0uYoOJX8IiDGMuMWnS.D.K7HpFHzP6ZTYgGb9O8NXYNMv9euOP2Ta2vzJrz4xMxhxAIsbwDU.yigQjt_td2gq4eUOhaG0ld8codiO6O7LufjxpvBe3Zk5GH5TyBY_l4OwSZDGRcf2UP8ZiBPxGoCCh8BGVcOKP2V4rEd2_OpnbrlqKmlttRMpcuS8picymfnUo6aFOIWZlJpTcBFwzZyPjLivy8v2_DuOCTVSUtdiGnKTv4lzRXnqGXEFvkdoZ_QWY2BWX1euk19wFvZ18wXY4r4tXOyQuan51gtZC0xdkzdGJRZLIIkFPfhGjZ23atIJsf4AuHvFzi4V7uEjhgVvweK7crnk0yc6.1aLOe9hWZhG3AzIvQp56z7ZoMhmlWDoiedN9j1kGnan0W1tAAOVv2RPDI.T3S2HVXQCmVCfRYsX24Up4SyH6NI9MlyzROkV5sskyGEalk9xdMzMwVAe3o9Xh.8jLG.ldZrqk8WskMopOE9zseEH.ucXDA3vBZgGxQRjhsqRoNYMrB.4AFH6DkAvCkOXmv3C7TlMTHg3zrUiuC7pw8bo7LpqzLnwl7PmTYanLEwDVyf3aBYhFMkTnYSDrDkWBlMnE9cDLr5EIGy7NYvo04WmgmqgD0oK99rdlsGsdGaTJQlgCf4k_Y1oRduZvrTIJxSTsiNf5KlT9pbtpLKddEOVpZWBmDBEcpa.OSzmHOoiPrFelYTGNR67432EV.n8MEKpgzAWTudAz97vzyvJZgBHRhkec4RKewR_pLdBLRa4sScyuKVDex6dDqWPb2SyKvuWT9Z5dXYaHONjohGI3gyMU39.mtRBOnphFa.WeQIHIZbMT4IN78iXrROciYpKGhN",mdrd: "qAB1dBIf0Xb8pRGJkXllOzDnCj3NuJ1Kr.A6L3JeE9Y-1739146154-1.2.1.1-0NBDAoIlHM9ADzUH_migCZDo_o2qf6oe0QCKBLwpjmqkZdn6VoWbkszoFV1iCHzjvQQsjinqrJgzpfygtxjf8m7GDva8SzKQutvLKlKn4qb9ir93BwwjoNfmEBNuwi3HXZW.KpCK4dwKmkIcs1_zQjRa0iSE51PeUcj8mo75gDDvag.Xbd1QDkd_Sg8GRqSgqVpdFBH5EiDDl419a39Oijg86sGl8obMW.SpPHTWSMbtws0F5FreGiy_MfOWUNbOEIDGmbtl1HKeWHoWHdYdt_IwoBqZqjmdJIfj5snESL3XwrhqXxs7vhUeHtihUwWIgi0nnw5Yo5kenkgA85_nfTcDBsyrFoWMdI10AQ94KD6VJu7sssIlNRem2hYbVcCNkKEMPdFkROdM4Xo8k9sJ8x.PpDYgV26_v_O2yNDl9e6SggOsyJel7mbWgGuvPLU3a9ePUK5EXFnjVPopRBYNsr49dlFmLMjWgL_P7GMgM8tQKd3wQSwZyixO4qOkDVKmiJNiA6dpOhC10hpju63BRVZCtcpE6tvtA6cX.pTo4HrrlenntfW1M7sE5V3GhrksEoPIi2vIqQsX38hDGmINw0ED9.UHOx3RVYbPF2TFZpwR6m8uyhTgwG8GsU2rsEDcwuFaGXGIRlnXjNKOO1MdhpE1ep6BLt.8ZFo54CjAeXR1sx_1BZ0cBzOnW7mmQu2ASmul2VYIMZBQCHlcu6LVRaxElDqxAwpJefFICLhJShY9HOhwjcvdHt.4tcgbct_vaRGPsh.xKoy3Q5rj3GOM.MEQeVBiZ0Mg7e93PBnHBUCAGBUXLUBzr_GSkajvL_QHpAJRe_GB2hKcznmnct.Qu7Pzuec7r5KqZBJLMf5P_k8MSWl0DkQSK.xqxqrhIj2Fv6uR0vS5GIoDIdC9ATlQ_1DX_9aRXdHEDdjNkcrmGMyE3MqPVeUQM5fDMMP0Ijexy9exna_ii4qjnDFp6rJwuPf7F3LB6qen_cy6iLWindNvYCF5eI_rM8ZRuZSNHNFs6snRfqGaG9amOB4iuI5nuapUYvTurSnQtv_peEd8n7MBYQ1Z7bfKPA3W25pt2sqRDjJIB.l0xh3Q2a7Wlk3aBfSHLjSAwvMuirPhl2RTWsqU_r98Z3mIsnCMyU.aXhZ3bVceziwXAWYKV20S.KgcvSrNPdtvqK9xORJNLCj_rnSxFCOmux1bu3HBAm0PLT0quWdtazSFsbENOKZ9iyNL9l_vnfJDUu4uMkLqUFFVvNk7bT7KygV7QhJBtCT._gqbot4Q.1OAS6SEoHzj5Igi6OvmKiXRPcCLQD84IitSS_fBIyP6LhnsSYzzKIX2E7fVIQSgaawKcy8BGIwkTiWNxICXSNm2XAyGK0pGOGAV1WeiCVlMWFKXu.iwVEv9qZN6AjWbwYfCgAj5yrxU33yFpBy99X_vyY0X1SnOYgRi983ph.3G2aKacAjC3zkOOQD3VpTpDLR4j_WJF7sKQja_W9B7mThkJOX8.T9Ezcv6meYOTEa5.qQPRggkRguipMh2ekkKWVW.qYLJtl8VvvsYpN64X6.68r_SyG0M1qD63_W2RxzEFOzTMW5bkuTgHmGyIF0NbfuaxlUhN0OBVM6.yPyYaaYvExGZSkE7Pslu_9DP0u3D52dXAC3iG2tcpbZiIZid5QuoIW3.7Il5xM.D9Wn7rCRe__2JG10g2NnW4HGzvqQ7S7OFlrdseAB39Tkgbh6eUwwgHHiOiUqDOr8ghTEi79bwInfOwx9nmQVNrb9u4pgGA7pdr.G9ujbAVsM7NZxC67LKEdW4n6PezMduWw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7de8b9e8107a0';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\/8241695073?__cf_chl_rt_tk=srT4oivD7kqmoVqq0fbo5LKrVJKu9FkntC5JUOtpLtw-1739146154-1.0.1.1-iyNeKht8Z8SwIviB8XsLwoxW4NLnwIJKlsMlG1yJXbo" + 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