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-760492256933.mit-edu.top",cType: 'managed',cRay: '911054199ff39c73',cH: 'DBN8lgVqQeOdczTrUsEISySM2bjGBnWxGNqeLUWFSv0-1739402628-1.2.1.1-soQniaOvkBG93cCQRe24CukCB.hjCfMHao5NX9wTtG7AuSnVud.SEgfGdYSOPN8r',cUPMDTk: "\/post\/2790451386?__cf_chl_tk=EzvJVJgQoAttPuiA6g9StGzK35aVGd4zYbPCyhpT_a0-1739402628-1.0.1.1-dtqv0bL__RT2Tq20QbjmWImIUg8_u3uybjxhou5.rWI",cFPWv: 'b',cITimeS: '1739402628',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2790451386?__cf_chl_f_tk=EzvJVJgQoAttPuiA6g9StGzK35aVGd4zYbPCyhpT_a0-1739402628-1.0.1.1-dtqv0bL__RT2Tq20QbjmWImIUg8_u3uybjxhou5.rWI",md: "5lFynelZlwYF7yJPMShl26zLgYz4Ads42RiCqKIyPBc-1739402628-1.2.1.1-yysmcP9pNMzCiLDq_tShmltO3V02kyGCAT27xJO8jiu6r0Wcxy_b.KGAjTAF6v8zRaNi4PsCrvX7jQ1xbGyjU1QKHNkVRUzlra22HXm1mbg9W26n39WYzmKBoiZvUVMueWnCEFhZQpCEfFOieRrA1IsxNHoONno6C4guylt5_DMlfyRVteCxvT8tSlW2QuNrbo7skdvtWCanVwXQF8ZP3iDkgRzogd5W7fue08vyomwCI8mneOJj8z_WyMQx_2IxB4yo0v59l.aYKopHz9pTGOvMQMBy_ZeznzM2krz.q_mAdkVluEMyyC7G4hJf3jujEALbfUCULn_OpRurUzHSNB9ckJRKnoGegVbA6.eTymuY9qEeM6IDiQem1XRt4KhmoUX8X23u1PNQqzawi2GefUQXqgQFSSu5orc54toEO67v6QD.HG4AnJnd1dZPURSMPAc6I4EWJub2RJ8jeTea.FLlh2hX3sRG7ck2IRgtzT7sPTnlJcqjnupHNTnNo2HICAy7.xlYcAJ_HnFkxxPPG.keOsDDyoDtrgbqKiVIpbik1Pd5kgzuCBRCg7mdSqm3VDAw6LoczR36WOJZoL7B_nfArcut6Qa2z8yrRPYzGMFVn6HxgYKSaX7qAuG2DEYZJE_8ta8oIQmATP_nEvnWFu7AixnyZfxCi9_mBGErztbXYiyEJSlve2p1v0kOMfJNGIEh4sUPdX5V4QbS.GP3k7ObuNFysdB1xkN380iFY_g2FZyjGHkq5HGobyO1LjPBqCqUiFQwxmsKF_xRRoOr22DakeL0rpWyxgBxA4GfFM5ex7mE2gj2W7KVI5DA9hWcUvnkYVrFXEl66njhgGaj0XERDpuMqzTfdCpodBj_9rIrTaOwsFyLi5xFfuTLCzEsgC2OtP8GpHEQlVwWXuZ3cpxhWrcGcH9etXAn1ZglUtx3udBDRcwd8mxoy.peVFgfT8.gd0XEybeHbI_V2EVXG.JE4kMIGos9vAeJakLObhmWjR4rBMjSUQ60pY1bKYjQ47HvIENiis5CGBBjzEzwWCFUk7J7oOqN4CDL5j5TUyvcxvhe9fPKWlCqkH4uIFj0ftU4X5dfVe76I6hRKGWNapuq04kWWsgIh_hB_OVkVGI_P0zWSuOU9W0WaY6oPYN03.OZ00epx6NklIXOutvwzFUcGByX07nbNK44Myzv3f3XRdIK5TBBGGy7oJUzIbRg1zRhQztomgxTVwJGeSR86RXQeUWqeebtXteuF.yh6G.8T3RXs0I3EfQaTwLA1hbK1u0UhakJs5k4tpPbCgTyGwhcXeLZ94yxztFpx6Hg3vIncMI99ZQtRwHya2SEb.zgoskFfeIDzRavdotS5meFnijmrckMABaDc3W4NNYWuAVeLD6c9xYrYJbg646Q2VC_ehUjhlKH31mK9eolbrf4BiJZQkNuWg5pPhkGwdANx3SdLKyIapWvPoU5svHJrLOfIDjf1CBJRee97Ve8tZsNcdmK0ydprM_4lmcTsfEEpr5IoFHhzJG5i5DHGRqLMQWTCBtS6VS2sLTZtUSPVKzA50TVAW6zm2hV0yXIMxR_x7cXWX75LguZMNj..4GLe4TkBcpZnb_Im7T1.QJEcy3RUFXSjgf.JQI7zBr8N11XQgvKKAo42a5cIc.T7UzkeExtuZ5NAD_agAV.a9TfFpbEWkVqgPfT.Lp_CqkORvm9rMu4E9yDlh7xBa844kwJSCMrFvqHc7fLesNg3FZ5K8MaCbDFSvYq98xYKwjya1JodBwTaspQpLkfkpnbXyOIyA5f8A8FOouUMiAecBgBJrQqzdjYNyUrKmuWF.Aze87mmE05RiYrvkrgnlvEN.cmXbrGzHPq6cfsXWoIEEF_q6dcBg.sRwTAuz2crvbPrV8cfvDN6RKBItL7aUFTJDAR8xYSDy00OZxyY5Y8OLaoTSTa4TwOR5t48Eb.72aIkTjiE596x8GN3Daa45J5agTvlTyhJyJncSrpgTUlNTj9pFK9MquW.6lzqm53z82HejaYJfF6KgLKTfO4k.9P8h.9mp7PFXOHZwraHaM_ReBvsEMu7t_iU2R_3SLrsGhErGGm52dzIhDpU5p8Nrm0zWx3g2k55yCdjXpdv4DhFBZxxpB3pHhH7T81qzgwVSMAiMm6ePUZ.pQXBPu5brE6HQKXQTPVyh1wuGYnzDyHtPFPhzghORJM1zRDb8cD0KIHowrO95hlBK26P7zbO9rA5ztPZNC5",mdrd: "VNrxDqSs6ZCTc_HlxJ1noP1iyeARbJEhsIJajySFirQ-1739402628-1.2.1.1-2z_Ofec925oyJeIz90ohR7WsLOa17qyJJ.gtXosLdDf0cpJ7wSbUIbt9wpjHOugsi0YcCGa4NYOyvNElwnbo2UFoAim3UKjWy1VYjcOttxGubYaJ6tlQbaPPXGuN4b4GKgL_2Xaqr4pRzVgKHaB19nwt0c6hNxYAZ29zDO0u1mh1ScY5SPwwBVq0zS0gvAGTj6k9HCU4mKCgDE5zVs9HXFOKZb24zoZLJJhRYLMJnahbNLw3NxLAcdqmmWJQPmhVqMmS0N_ftldAFSQC9GLkbDRorbKGD0m.z7etThGgCAMFbgV97UJ5cyMtq7yevcgr5PTmYyEsNc.Wsj8yvrpoYpzuVuFIUWkb7tpmddeI.RRqJCCShDln7FVg7R5bv4usPb16sqLuzxcMX9BYRQg02L7zBcL4zx0h2totnwabvRoA8RoNl4D8yihA3u2jk3_RPoeoUezhnSAuyG5KF2r0S8n6pUfeEcKO4oknRON5ZKH9vY1C0OWIkvHHrBoNKLr0z9VMmeUBZgeT3dKRD.i6Q2BNNk22ZPH.sNnWSm6GdzP5r6qiyAlSzsWI5k4yPa54F.YrYx0YUOAWejf1IvAzGw_y4tHQI2IMApaAzIfUH_jaKYZ6ksCZuht9ZfS4EQFygV5r8gPcGsiPdiar5cJG_N5MiteAb.ytWmgAxC6mjZG12dS3peNQJKem.90Y8pCj.6CHhHEdFi2Ak7jSl3ICWFd9UgsQl.bZqdFrcLdjFFfXNy9ZhIKJUfK_TGg29tCRmxVg0pK63yV7_ZdQ_Ze0zef1zEUHJJb1UDWHJzBYBxFZjKwr8coGYMXqPmNn.oH8bz4IIQWEg5_WTmPGKOF0fXkNCEz8jJrjRmmvjtFqLOaV3wWybe_WYVQGoL783nkyTkJwISWJhNIuweXeNiVImsIwKMIbJHS4dBrPM1NSWYm4coZ6gU2G.E7z1i3YtoujoFT.7j7pCdPDUeHCxxUneNy3sjBGOZi54KWICJ274Sg7UGpyMpgVgBoDrsXGipvWioKqZ5n1hjZUfuWnSL8cgmDJ1hPVsN0HtxQR8DjVvM8kjDOAzRIzr8fgcsWjfqkWKdmC_xYsYWEDzc_pEBVsQOXOcEdxLbmA7j7ev5mWVqiIC4nwaJdL04YIFJyaIR8e_HiUO7LgyyUEWtsfozoCoGgBHBSL5r3foOKenTweHZV1eHz3fWu3xEFvHhGKXELguRLfKEgwaO61G8GLugsm78x_5hL2teJL6O3SBn2acD_F_2QUomhXVmtRevn7Ns.kVi.N0cWCOjT78FVqFgfuXQuNarXhTWuT7tiwTc0VwzhHvW8JzjaDh8KH4Vm94M33bde6ds9mlaofdn01NGOhKf2TqAI4eDh2AHKCjhNVBmBB3mKXxg3BMo9A7Kiev1o_R0WHg9NhCtnpi01.EWnTPlsdtdjSaOJRHvJcOZv9O2Q2DCqAoUHSxPqyDgURYHWZgVQi.l7eJ2U8OeoXyIIgCx__JeRVGF_4diabYZUP8yClrnodUNmer4Es6rVQc4VkTj46k6wT6fgmWxsKcZYPXzxnn.wZWR6M42_hcFdFMe1SKvwXycb13FFaSKkfZB0Uz5745l_uC8HpdtBQqsXH8QJmOlOHHHLCqrkTTMSQGTTX8x_GZHD5TwRyqr62tesB2KTjlExKfOLzzZLdPgcv40yV4Qg2i.MR268tPk08L3.YS7T4UX7XhafY2FlEiEw40Df3rf7l4dLoRcJkmx5kEj6IECR4q9nAQfUCNHPPKWUVDlJt1AE.VuUVl8iUKAcf"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=911054199ff39c73';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\/2790451386?__cf_chl_rt_tk=EzvJVJgQoAttPuiA6g9StGzK35aVGd4zYbPCyhpT_a0-1739402628-1.0.1.1-dtqv0bL__RT2Tq20QbjmWImIUg8_u3uybjxhou5.rWI" + 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