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-957903427725.mit-edu.top",cType: 'managed',cRay: '90f636e1f9cac9b3',cH: 'jQZ.YaWzsyvN_EnS79b3nQ5fgr7ldd5Tc2oB6fEu6kM-1739128801-1.2.1.1-4g1BHAHLk8k6QhbCOR_Aam00JvTeUdX.LndK7bHhKD4Mh7a7uC_ZTg7WLKaz2y5M',cUPMDTk: "\/post\/5870493216?__cf_chl_tk=uT3sF2tPp1ouY.NpPeWZMVFgDQF71XaC9IWdX0cfBH0-1739128801-1.0.1.1-6wmdueJbvjAV1U.qCEFFIa_4Vqnz6UK7Xj8IdSzTvDM",cFPWv: 'g',cITimeS: '1739128801',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5870493216?__cf_chl_f_tk=uT3sF2tPp1ouY.NpPeWZMVFgDQF71XaC9IWdX0cfBH0-1739128801-1.0.1.1-6wmdueJbvjAV1U.qCEFFIa_4Vqnz6UK7Xj8IdSzTvDM",md: "WiBHQdj0kbNhEhjVqF0a_ti4s5x5i9pJfhWxxuNXhsU-1739128801-1.2.1.1-XbXYmF1_Eo8uqhMe4NzJ8wsKA1hhiIejZMJ7wEzr22R7AWtHFtbFhD565AMRBlKAc5P.IVvfNB3K.n3rYo7edfUKYgAvWLE0bze9_7VZ2vpZI.fYOHu0kZGa4vTsx3FPLKPDU_9kMrB16skzUMj1oGg_t9JuWG3_WekfcLODNPd6lxLYitMR.tLJiN_gntMfU_FIY7EAGfnjFGjJpc.EghuVwSVwz2upjAZKM_WCit3XvCeAZaJRF_tFqkqnEVoA9wWDVofn3CiDOJv3k2P2bzqG1TkOWJ0lrOlEi7xoGWKJUvgVz0a_aGxbY2lovX4aBYALnR7iBEu0f.yamtf5XS7gEh7oAp9ToA793tMzfWxPnd9mrbJy.p4hcptqOJVZeRDREBMbaBkraycRRNHoRWEx63UjjmahvFWxTrhi.2fGa7KqIVgukpHqabPtJdcrWIKe2kR1kE_DXazLtYsI0ToDdTUbzzJ7Dqw2LjkGkS_1fEIPblJM5ptGOMS0XIBK7NTOnDK7EWJaEBkKa4jqfwPsS6g9zTLAuAonhc0XeAwz4IAo68R3HDdyYvDBeto.lUof2NEqlGmwWSnEp4WrcHwwoCiRzQjWhi0DkUjr3Z5EtGAbKIvyCMC_.Ky3zVndJnH79q3j63FWjHXR4lTdHNpa3.iV8vceEtUzVf5HDhhcQtjWwOB1o5viAb5EwV9J7dZ6SJfojNz_GkUKw9hU0yC9cEJkOLVxr6QW6jIsuIZO3UnS3bvzUXKUj3v7h9_dWDBMFZcKY6gCtiVQMBeQUI6YoePJk5eMyItiCimtgDYgq_FNOLN1AUXvmJOH9AjUrYBc14RiSJEbtiFE_9wMbVk1WMFM.2CnsXLUqhXSU2_OmiAC4rxKlYIQ3SADWG5Jum4sCm2u6XWnueZqPAFaDCMXgXjwDa1AWUhhIyJudbcOxAeR59PRFIbHgF_6puqK.uRP87r2EBDidJxSFkJ4VhbVxyXtIOhFwX6arm.c4FMPlLb7uHF5FeSTTqagarIPJJKCQQk55xhqWRDKlWdcM21901V5_V7YGNReY7dmGyY4klmm6YZosKl9xUoQi512pXvgsIRI02vZiAv1LimfZJ26GI5Rbhu_GFAvWOrTY3gSZ3Ay2uCKlUdqXe9U8ltYeP8DAVmF0pa3xa5pQ6HaWMo2BF8uWuj052fVrhddHPgLeGoB5R1dAiqaa1WlVGbtcehIM7cm5yS77kkyHkreYLi2yCdK4fbcVxAv5bMecdjhUC6.y.1R2jDzhA1kqhGMbm6XYPCkARZS6rldBz68RaelgK89qEuJiGWdhGcWA4ZMCcKNSowOEGTl6XOVnBivb0VtVhnFKb3ULUd6vkVZ4POj664533XvdvedaqNjrCdhqzfUmkVt35KFY3XzIRwOcsGHH0p9p334GaZz2WEHX.uiczgcrASy75b3J6d2xmNPCF0ZZ5kH6cnwCXVStli1P4rNn1aeTIM2W1cRmlUQzzIv3fisf_i4ATkCkBDQPPsbEC2pqwxhCGNNx9vwaJqlXgl4WPVoFcAgPwqyMVo.bPdI4_6yU9PA0BuKanfV2lV_aYHo.A5zia6diY_UXuucWInKhWK4MJwoSsqPaJW3YyG4fGzfnafT41JQofAF7KqgvQUVtLaHNmdd06RPkEVicMkFAHlPGUq8k7og3YJqateyq8hMhcI5x9XZNQdy79fkFC0Eet8wlInJrcQUFuN4fYmUicvep5afPyet1MiaKZIaqUPEkvh8P3loWj_2rxx1uzsbWAlS1iHGGro5NGt9cWaUPgVobzLSPS82fBP_LF5fgos0ytPOeDCf.pA3YGKOjWWMiAfFlhh1BEFRYsBRr_l9Dmcz6Akht_lO56ZWwjzRTZM0sbc8K8DwIgO_IcTg6WZNB1VILEfGZugVfnEvR7UYomEg5RN.qZNjkNcWGb89LJSykaMjlrGXuASh1kgQmNXbYaV8SAYpmKCYPBdrvzQYYvx8egb6hOTZuXLbZW0NYpZ5fkELVlyWpw9PgkGcyaIWRu7RcLVeX6z5NIRyopc_jdE6D33Q0gdCyz241Wo1kD0tDv9kMdg5EQEuoWLeEgtDfXqSq4bAEmv8WzVxNdDqQ2QcLlvv5c4VuWZaF3WQl_TuVXUu.VulJ3QLaSXde5UoSoiZAax_V9UVjVmcuyVUt1E.Zb0.gSX4St47oY_X8R.nEQ95mjUc7wV5Jf.CVrdFZ5sm6b4qPWXoImpQ",mdrd: "WupMClm3w8MqJEwvdcwxdgDCzVOqZKxK6Ju3cyUiYXs-1739128801-1.2.1.1-bhQl2TXgSJmCuvJNkQOXWQPDbqenvBrv5IsyxvbdVgkQKyeiz0_lUxooOnjUS455_uozRzK4M.rwADXlO626klbETxfnDLVbjgXsZpyRP8wtkp.oO6nAfmSC8cFUlv70x2C0IeYa87zbYGCqIvrHzOOIRwgD5agT.4lYO4DDXqIMnYZmU7JUykAHHXLIuqCbti4vdAEdjx0qjZRu.6cauCra7KQFFMTX4SyqNBKzmiE5XF.PT6usyplTkK0yzOKMonkaDh8RptBL5YoW.RXjpf4HFr4tLXeH8vehFALQRKboEnJGdRwfo_vIfko.JwRT143nS5je3p_u8HVOzKNZfkn_GSlQBp5iXzvgF791T6SwYl6tKTo3kXmJD_.i2V5BzxgrZkO0ZD9QZJ29DncjjuNv1cYXIJV_7J6C_bMKCGnl0DDDuszp0SkFSCg3e_QS9oEzP3l033vy93fPu5p1PsKO5TFqkCGQBXhc3Xs9e9ASq17ZMc2dqzBVYUlCagB1ADTzANpG7zWr86sC1s55vSo7bNl1t6ToaxiKePx3vjWjhW5pNG33.U3Nz_7HQj2uGqmpD2LUYWEz_EHzXZ4KSgVc5GpOfdUKAmHFqnrCyb8MITUKb_gAnMdQmF7vVAACADI3Xr.1eSelJV6aMxNhZnfQQHQu9nH1cwVkG_z84MAW4b8qpIfA64z20Qft0xbYaqWSTEI9mC6ZRUkXacQFF356zzhlWJuqZyxY60s6QJHxjlYnWhFqtTC5mYHohA9aTX3Viy70h25g.QN7lmVjU1UlNAuuox.hjFbnfTtnl9o0ytChwaYeUxAYW7qUDzt9dKZNDFBN0yl1ESQWlods0jUvtrKUxfL.rBXwXg2IUDdTvT9oMCNX7eVmuopmMLlaDC_Ay6mXPLLuoia0u4pLvnvFiPieNDp1fBkSxOi2Eh5uLTuAIRPUoFYQYmyqN_EqcL5F7F0x4xg1Jp4WMHs5P44.6bk8xTB6yyovDmL02yqFjcnoHuZF2hOGtz9prSwuJZ2N_W_ht_2xVPOSRFGrWdtCzhJOLEbxxbHFZbKVnnmlkAHzzTTrrNaV8p3Qg2FnaJiFmVttpIJqpJ2GUGndsFymtR6925Y7VCewcwVUSSpUxuPEOFHLdGtX23mnpDftmZeCz03lJ1BFQHgbU_Z3vXXG118E8BR8xbwdHbVp16sq6sQXudSjX6DO0R.BIkozkNUHQ2jnxPqB3.3aht5ihZiZvAy2E0sFkIbc4sacm3mvL3ltOIzMgmxiN60oWmSZhvl6PaBFJYPseCLZ4L_S7MawKReJPIqXLS3yqoLV0a6bSkZPzr0zRoFueYVW_8lhPGAMEtxexY3UibFKIs._PKv5p3Npa4j0i8sHi66O3ln4WftiOarMsAMkKzaTD4CZiR5.4vU9VjQRJgBym.yUHzzrglfr9QUt9xZzQGF0tQR5Y1__BH8hDJRB0KI_h0bJn8H4tuK5PJLearbGoKANtpl02hch_xnG75NBigzt3eeCsKKeLJXmmb.3d1brtnRky4HF27YMcVGErS6C7Y8WvSxmMlIYvffc0aFsbq4hKoowd_jP0k2J266YvLr3egbeX.Q6R1yBCFtXlaVLSOQEzrOLSO39doErhzktFswySDO0y9q.ctnVGZni29FKanOZnmTqSbaIBhAekwZ0qL7.wq4wWlgf8KGGz5i0OMZB2Gb8harW7dn.lbaukEWhhOjcLLsTcvMYP8ev8nvUjtOzRvFylc7pK_41sFYU8lIugouHK6AJ7EoNEdTjLcTablzWUFz97LVfNhYkTh3cMknYCcJggwI2P3wMTDtGiSmhZk4"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f636e1f9cac9b3';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\/5870493216?__cf_chl_rt_tk=uT3sF2tPp1ouY.NpPeWZMVFgDQF71XaC9IWdX0cfBH0-1739128801-1.0.1.1-6wmdueJbvjAV1U.qCEFFIa_4Vqnz6UK7Xj8IdSzTvDM" + 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