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-470668796942.mit-edu.top",cType: 'managed',cRay: '90f371a2da0bc5c4',cH: 'wam60P3VUWmL1mNRqCBRRmOIarVpznNF03QR4zXNaAA-1739099750-1.2.1.1-f9hEOUmsb6pBhmJ4.533YGVf4fCdH5isL2NF4Pl.v8mzKvmOwb67bp.eOzfmYlUY',cUPMDTk: "\/post\/5493608217?__cf_chl_tk=sDXN7EbJ2NNlYPWBT5E4KFKJcuSEfhG.l6yJwVAcumA-1739099750-1.0.1.1-AMt4HgmDH3jBLeD71dA9ChAJbxm7_UJsRs1sE5ysY7U",cFPWv: 'g',cITimeS: '1739099750',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5493608217?__cf_chl_f_tk=sDXN7EbJ2NNlYPWBT5E4KFKJcuSEfhG.l6yJwVAcumA-1739099750-1.0.1.1-AMt4HgmDH3jBLeD71dA9ChAJbxm7_UJsRs1sE5ysY7U",md: "ztKm_yEn5.PClXbMBS97kjdVRFWvH4xjR0UnR2zGDwM-1739099750-1.2.1.1-XgIJGby1377KIaZI.61At7Ug2yTXQXiSu8204U4F_FTHMq.bnPh2q5QmuGus8w76J1QFzjCvt7PqpCo66sW5QBNzSqP4adxCVcJruQ5sux73jlTbu9AaedeIiExeoXdQFH_9Spf_bS.8RT6PwGqe8aw6WCPjbWvAg378HPQNzLwW3Y2AVzO8H.yXkVHfwTb_4bZiKSM91poDMCC_RYKfrehU9wXCG8I3yvqP9SvoWpcgEqoGj8hVr93gTZ5ax5Aw.YtXQbsm4w0LpDIG2Jap_1ozfx_T6kEqM8qq84Pn5lKP7R60AYFT5RjwoswPzcuAq2meMBIIvBRYtQ5APSQRn11_78D_OnsT.AQdt.8kL_7Kbkt8vJzNVv8S8uNp7cmqxv1a2.ydPQRro1AVV_x8X9nWbY.4WC74Vp.nWFnZXB5pQkhGTCWKsBGgqEoW85jQ6MCQ1T_SbnnCdrh5KOGM2dS8NtngTKHXyswZU4koi8oB.YF2krgKBYxahLHBiM5sHiiPLKRqNtI1Z72uI0eB9Wi3Cu6q_hEnqclABUZW2tZK5F1PH_RvPJk_jTi9.CL7lDkVbFhUJ5k2aYe5eGugxE.4sAgpVCLpyCmSQrUkzGjWc.GC_wA8Cv1Ic0CSIysTmLrBftfhQGOzg_JMbJPrBtJxWlxBMnFRyOxNBKUslz3ZfWL004HnsywiE_YUTxAKBWcW0b2BNYIQz6dxV_IITcopFXJjccprLc_0FVcQo_Dk8sMYeVxoDyck568jYXSYInRza1UxmN7TeAkdeZyfVLml1eS67BKiIWHg_R89mbH0BsNubwoEF9glMtrkJKFsHEEUXL8IYzwdHi2gaU5ZUBoZ9MTS_ooOGtbsiYXEQW2i8ryQnlU4EhS_W31V5yo6Rm3JglntqyYtKNuBWa0U0KTiiL0Nv4YBT3FdqtMbt_bVq5f_hmy438BhgBvDclr7KmYlyJWKV1Lx1wnj.hXbCJT68ROLo0mvgYZSODSgRN2pGmaFRpI_afFpEmlyr4FlXShD3FhuIvwLMy7PLB5bG0FiVdBEJqAGr4UaMyzxUPkWU2dZUkKXNorL.oMwmC3Ko3y0NedPwMPoOjLF7XQ3uDep.4eiTp5KQqqZt1PGBu4yqoCikOUEI6.U_Z2P.E1mpo5xCUZaW3JySAzEqj.a94N2UjRCG7ZyiJWvV1elT03VyGj6UpJOWUCl1PPRoAL1xkyGIxOpwnRmiyJ4beZPqsRTAIdjQmc1uo.lLYiTKHPIWTgvEFEsbu9My3YXmo47i1tgG0Hs1_q.wQv1eONtOBWO6dqQO9P.Y.FM.cJLkrxjAK3d_YPy0QDyQJlRZBJYPJ6soBXN9OdyQ3styQX0YZc.9VomfQQoTAp6rgi3H5SxfVi5Y_6hvbk62XpYaDqjMeXwiBNLNbMsueCYodQNGRFQ_RLSaOugvs19PQs1.mc5SF7FrgQL_tMYTJlepb3rwhWq5cgUTBkdgPCMcCkdsWdGvbxQYAwnxQIzyUDDmGg73ls.ps4ZC07yTPfV7Ex__pCYpJe.88AgGVnYFSUq7wLpzAnbOQHsSGQIFloLvEGANsI.TU6j4DV2xpcSP_adoZDjUOxjS6IPTohdUoGhKMNckKtTXZTCC_lViVevanv9EuJImAtsEGMrE4L5zoTeuAa1pNLQH2YAAJ4iVQiWQL69BH4afGapCgN_VCnsHTJaB3_TCqZtUP4dFyswGcVIhiGLYDZxfRFy4qjCXz7cFjzn2MJx0GMCvwndNuN9kYBbtKusuuIaa2CXwTlxS1eFrrbTZDe9.wNYhn_RLG54tJ2xFPOnqFLvZpLVdbmwO3dcnKyQd6kp0dI6yBQ8x9kvYumuUp3xCAWWMtzDhVWcsy4OMbOa45CUjYSrmsY3_DfoKnMNDYUZr0VNbQpv_vQ48Ont31exY0LE2jJQFyLpahsOYFc76i_rwrMsZxEWojS8cJtkqmQ78re6yK143NG_aJBidQa5AEA3jMl1nKm4JBkscq3rov7yuwyVPsbzLgodoqU9Q2NXPf6RZ7gkFLCLdmDLDB1jR.WVYf.lg3jNsnQMHGHNVReulRC6nZ9SiOPrzl1DLtgZQXkobfagTjOp_qNg2mUphaxdEVigE8uN9Ax58a7zPLC39H28r4eSQd.LI.IZwe3Rii5FEmuKpVeUsF708NdkcJ_bp6_GXqzwRWLaqzLzzRzkYWMU_HnJtEr5gxuqNDK6OZsonP_UYDp6",mdrd: "DBpD7Y47pnQHSCFRyWH5dKs7KuIKR9XP5KPeb2HLDfI-1739099750-1.2.1.1-mSTFpYC1o7SMAtwmH_ISrLWg7NNxLFr4DA_9jjqgf7RKuyZ14j4ez_AOd2to21KvlwqxZmCtrMClPCisnHAj2PuABCeLd1aEgiNwCG26Dxcrk4Jo7bU6kOAwggvmsLZs_5JLeaR9_lHcHL5t3eGEKlPb0p5DrSKrcr3eNdi1y9XawBoQKRaFADt4oSfOngx8IBY.0Cq0.fqpqlt15Ih3K19XGt6iO3FrH7kVF6grChhPuqsPqVikcuziTxpkKr5r5hqun3LJe5j5tnHEC73n1unOCYaaS1qQiFDRDAZwS6Jr5mjAgE.xWDa5reDCfzeM2XY1ZzxWGndCHW4QEGqD2.x_8u5NDcoVaMesbnalvNBXFeN19ksxiC6.EdLlfnVM9YcfUqMI3V_Z6RMi5EqU4zEBpcj3hKxzZfaOumNHHR3.5Ti5y3tPWajFZGaVGX4KoNcaQhBPC1igauyvnm4ivSD5k0LlXgCJpx7k7T7t5H7lO3HkOLKpBztTNsvSDA0Ej.O7TYz121jCSIpyVi_JE0WyEYbEINdImimofd3e4i4Xqmj8N9bsDRQV.l17RBh5fIkJDFj.PNEJoayBXrz.R0i_zHCezIDqlUTJtY6TZyZtzKFe6RxLK_Nc1xuNIHKlFU8ZQ3LRNnr6AtWr9T6IxT8X5pK1K.oXcqXzGtRp57C8naseTYpclowWcIkVOW4M_lTPvF1QcTpLvyaC.qx4cUOFbRF1B6wxU6n1Es7z3U.DnXe6QzHOEKmpIZwlw7ic0CeiDhq_44KNA6veFddsH3i86YrxG_oN0bQD4rIyfyZZVYcBofoQvRqprMateBGQHgYU0E9niCImnPY7V_9VQ4L1aJ3Afx9Aoh4GdrwWHNQa6qo7rUVEOcBerhrJgiDovvqEKDdMfGqvJ1iT06EYldJtieQTUAPCmPWE0H1q_WBqbxsKbnqs2TaoFTQ0gJSdTQYuM1MP.tct0NGSrmuQBHnIuy1yRX3vHp44ycgXcOAEn0OeSeekzU_TG3qPTLj5IcJES33puAb9EIDyZ_VieINi2IceB_A9lT89MlTHHBU9e0I0RjA6t5IbBIc3dOyMr8Unf9IqxOOSunaXhfgdgY0CC4GQEAA7OKoItLHXN1IRDBbIM6SwkUl0jzAfglZVzhWXlTfctvgJRO7YOlg0sINhkeBFa7Do8MwbdOQ8lNQ5P0IVBxEIoJ8Q60UQK3KJyfnbiXWVqBX9cVP52fWR2c_6owPaNlk04uK9clOFfCAyjauO2e4wAnv8Wcxwx_MaO.DShtdamDg1gpWLAsMyBeIKGyBHfqnrNtP1muucHvYQHCpW34IWx8f80AQBbNzj9m8LC_S26tcGHt2FdSQamC1ih.VdqjKhKsKLn9a.DTB3FErsFa2hAWZpnmUz09kH_2kTp86Kf8O4aqnimCAOIlEDTRNjrFxplaMbifi9JyNcL9729sk2UudVyS8UwFYeY.m_8Pz9Km.GNtiHD7jkJe3difcnmpZtILUD0G2fbYEpjmyGX70BChGjuOse3.LZ_YI4jyO___ctfC2gT1PMN0h4DTb6OnntOVVSsqX3NaleUmPXrI2GWL1GydJx1yJT4_hKBFS59Dke2zOZfwYmrfqZCtcSaRU0b_U6mWjjetVQ.bG4cwUcY6ScmDm.GIjZ5pBlULJXXtp7A6r8K3101z9i1c0MU24WZZLpDjOSnosJd1s2wz44X3AC3bA.rz6GwJSTnt9UQ_lGQiFtZw3RpxOdSEALkFB3KWkF0hcMK3itVyyu8T_bubncSFUGH4eQEt.f8ZpysyNpLvubgt7SAiI6.xkQmKWwqsVUklU3E8k"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f371a2da0bc5c4';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\/5493608217?__cf_chl_rt_tk=sDXN7EbJ2NNlYPWBT5E4KFKJcuSEfhG.l6yJwVAcumA-1739099750-1.0.1.1-AMt4HgmDH3jBLeD71dA9ChAJbxm7_UJsRs1sE5ysY7U" + 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