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-affrppltz.mit-edu.top",cType: 'managed',cRay: '9112a88e7941ef5e',cH: 'vLALcrbLQCTmZBUML24B3QKy.boVpI1UzL0kl5axpxY-1739427058-1.2.1.1-aivCvvU80Fep_6gbm0lDUtFF2uXS8bj0qlw89R4.P3B9dDZfhRxKTew.s5lA.XVi',cUPMDTk: "\/post\/3827615049?__cf_chl_tk=1snCkDtlIFedJkATV2gnnXX5Fac7R5KWzALYwAPTNLA-1739427058-1.0.1.1-.1dwXdqRogeqfsqaYlOB2nDn0Ynv9veXnoOtHKWIMvk",cFPWv: 'b',cITimeS: '1739427058',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3827615049?__cf_chl_f_tk=1snCkDtlIFedJkATV2gnnXX5Fac7R5KWzALYwAPTNLA-1739427058-1.0.1.1-.1dwXdqRogeqfsqaYlOB2nDn0Ynv9veXnoOtHKWIMvk",md: "y8LN6IWQgr_tlIqnVq6M1RcydA.mRWd.KM2l2Lv2Ae0-1739427058-1.2.1.1-TOwcdWf277ilK5xPRL2bnWxXXd3sRKGm1EW0EB3.ob.zRz5fHncz2EOWKJkgjb9ZIlC4i6TtJFkCUUQQvaKEKXQgx_wze4o9B3meZN8nCm6xt7wyug9710Q5iceD3B01EnmpFzYDq7aqHSXlIm8IRVTdtsu1FYhi5R_NGPzv12xv_poF2KEQFSHTbTX0LSxTo1FrgjISkvL1jVhjsTKzrhnumCZpZZYyD7cojmswVkymf1L4ixXQDhGIW6a1NCBpdzoe91TCZ.oIdl213If_R6Ck6HM_ugHlhr8HCyHb9GAjnMIijaNaf79SB0bOyO6cWoRvETsMbhtlTZS4EzWH5iMwITzCP49mgpKAP258qpYmnwSnLbdpqToqWI8qakPrzeJ68sUndQ4oxX34hF9xW8ZSqpd03bvLNiRLp3oSb5VCF3nhdCZuzDJgcX2S3ojOlOft4rMqpAaQz2wLYUZPiNrJNxY01dsSYTD7jcLA6BGVVF_pZN8ZDbpxAyZCnlkTQWEjIskR2Obw.4W0mx6OfUgRrFxdzm84UXC0mw_PKH6YkoJ0YhKegB.KaMuuzNSCdMCYqCH0xbfqgpdycFvjUdLdNbtqGe6HI4tl.rFqqvb9CGzYPGWEkLE2frJ53HNuuXHUfSgirdo590W0kb0Uj0.TSZHz2LvQPeRGPhkKnUe7agGKBZsGyopwPVFBvSE6vBsG.dHHRNFe.Sf4ey9m1QpMsL3j6_cFzoStl7GdBli5u7Kyl3taVAC25XX6QvLn2XWKSZykiXH0B0QvasQojoQcBtBiIpbx1d1MJnkYrR28uG.VG45qYhDvwYsMDWHBDnTTurNw321mxD5uis92AS1_bHFiE6hB5uSDEBufZhX9.rTl__JH_xrjzXPnW9BFKijCHYJw2MjvDteUgZCzeJI72x_FRYYClePPe1NyBd_TUiuPiQbMs6EskUqU9yY9nmfAAgOSvBKbiLXkTofl96I8oDd1KLKksYleloaHo_kZxRID2YEQayGFNXYzPHRjqMijuFkADEIxrG3DNFXqa_7wE3f_8cn7JEBd8O1VzGNL8ZPP3Tr7wc_ozU9e4KOi.kxWozKecqN2gOCSv.KMbXz4EZp3AJntSo5K4v9k2NS.i37AxV7LFxn7XlcR9m.uE2g3TNUmWdUtZonjO6klyH9BjVHvTG4kt9DLO6DpshHvbvJJKbNBo9sbqAlue9Uchho_KbYpIGJq1yAC3HGkAE4pzBB9hYk5M9Ls8ZqkW6.Ha0evRqDs.lKAacyaGYyi3i.OV1HDC5gWx2amD3QinRByyHxfCkv3O_rbklnnRjJvxgxk4u1UlxPuYqTLodXfnX5XPK8q44vaSctT0SXxIbSpx3JquqkGMbnSJUK1680f18kNeYPkH3DlCrz5mPVuRxTSJgssgv53l0Z7AVpLx7NVgSSSywsrny0tBfYJMZB4U4v7UdsA2i6JgXhXXKK9mQ32.SGk1qVSgKiM75BKkHNTYaFkma.Tb04c2uiN38nr1H_FNtqJFzKz9XKJv0XoVsMLlK8Nh.3QXMIAVjsKWz5YRKsQHXnSa0D2v43jnmG_LbncQQQX4DCljq0HKts61eoLod5d1O5JcVci_e5L03jLBiyGD6SY1pW8d3xLDzKUAx9a2QK_4HoPKYuK73R7oUthW5T638sV0OrMEQEfiIn3NYGxDnDAnZY_EW8QY8RSOSgGIqgcdFoU7qqzQceruHSdk3QqvHS.xP6P7TjNYMFntFq54EDQExrWjpGUbkfEe34M38OEQ3YKGXYXGBuAftbAjIOhFOZyLY_p.hzlyeBnPzvCGAZilY01ZtacFa.o9R36NaCPDMLMe7FoR9_3wKZOX2d1Rf1SeUBenzj4Ms9XANr2ez7NHfKRcKvHXvgBGI84vvCI2Np8quGnGffF9FEnFvCCfgLTCowO6IbvMTuKWld_dBuYeMzRjWAkLqF6z6AtRPc.QLz5K2Ba0z3liwA4VCypGCg07afzhjp3iPcYkmjKcY4D2BZisDf8H53klhlse1aMpqQl87UYy80NuCFzWukpdpJfJuVKzMfOE.f9InkvQWjHn2WVIjk0W1QWlBAEZPp7lLMaPwPuhLJ8ybaunnA510AuGMVcMSw8ADIxWvvKbewiq9UqdWxnvq3rPYYM5.6wyAo1RyBnJwotGGbhAIk8rBjuKhTGZz9aheRx5g9A.Qj7unRwCWP0AeQ7H8oFyWLJi0Qo2pZZSMIu",mdrd: "bsX913fEvo2kVWTxE7OBaL9tbKT4L5BZFJvqQD8lNPA-1739427058-1.2.1.1-XiXm10J8WJnhrzVyKGXCiNyoqEn4DOmjy93TqOXe8MUU0etof4AGGH3Lsn1Vjk3lj1QTBpWPtGJyg8tXfK0nbYMwup2J3Wk4kzbaLiOFqZoQWQaRnAB8AaMxAyhIHgptYARzQhjeBWGPGJHmHvp8YbGvCihEDuPqdMFoqsCgJWjafuDQFrLYGvH646JBk_JOkxxy9.BtrCufuCYJwZP1uOdWBkgNYrSAurIEsHHZZ8cPpLyBMGq5JbnFqKwGO85BV4M6XM4qdZcJMz1rT6.q6qSOnMQ2PJ0iwfrBHcEYjA_v8H0xKUVMDWIdNfiAHb8DPWOsAtFghChEgsoP.kPK0_BWfnrNsPYsXreCW6d4Ik5l_yKJWta8k1n78u2AKRkcokI99dTgQohH8CMKCakDCg37KgA6eFGvQZH2A7DoudkjuxrJ4Y1fz.MdS3_cT5H9WYNlP8x2V.7NzKE6mFKML51b_xsxa4JulwraaBNFiqXy95hnlone6nbZLmD2IhoBd.ODvH77Q.wRbHbSWgtg_ZHlK6y_j7XNuLebzL229UhFTiBL0marF7k8oKTr8sQc2aqrIb8yLkODihVJG9smlRerjwyKxGhmX.Pz0fVl4kJ7M40QsQsZcxeMazjs7nZsxE_Ik16Esj9j07E4U3otOl8hQkdVCrcOFiTU5kW9R9aViB22gg90zBwJPcD76ibxtIxOfVMeYTgdkCCv4dUEDm7wwXBUswBFlQR6rMRZDY2ddhp2BB3HSwTD2O0.J7c9.2b2QZfy7idDMJM6Cq0GumkKtOa68vdsScRhwTtZFioznzVexsUeV2Fdrq6ZNUe0qMeXoFEl_Nkz_nB8Yx5_UxmCbGxT7WgQN6_hSea78stWJR9jWFaS1uB4VoveZjP7XW5bJ4DTD0M1B31AZ09yN13xBOwPinwyymD.SRvkJvqKu.smZb1zh3VKq_NFmb1uqexIBXS4gBSj_aMTSe5HdBtYmmetaYyMUU88ke1yoAPH6CkeaOl38y.XGVXmVUzKkGFKgOQ3hLW9bLYAMKPy19xDi_nNupauvxUSbEPkfR2_vToxbufLAoS0m_y7ke35.YIFKeYeYpqvD0Y6fked7h5g2fxY.SiPanRRSJpFfvSVYrF0XRs4Tiif01jhyJeBH9HtKR.FgxL2ZJTZWGI6iS7YjrlhxcaaWYfVXwyRT7LlOTzwdeAIjgaURe7t9xcRhOPcuYCisibGOZdsf3ITDprMO..oHhIhTeQwjCWZhFSCFiYduJhW1TsfWswydzjTnEh5QvKVV0I85GBt5G1JJDTPJSGuTGXDAKLxIn6prxb5d3quVFLd23zN.Pb0BH.8Df9TlBSLI8l_ZUtyba_3waAxdSByNEstCcHUWBxMZEsSBZ3dJKRnEzVLyiMeh9Cavui58kS_DlzwEGXfLl2E3jTbb3y7mKLkaNfM4TV5DXSJ5cGG1c8t67oi8D21ogUYikcyACFzTdt4.0ikBXV77azwBdmDwv30FW6RMN2uEcaBaWykzqmx7yXxsGjcnzlPuXnX7Nc.I2DqS70SKHWLxmGlZZPeX2ZHc7_aHyQK4sxjDdCFfGA_8rEdX2XGYRVK3EMms_SZRU796Vl_UenJlJhVF1lNZyap3yd3w_zghmqLQkKrIcv2GEeyRPxlDzhO7dOs7dBXVOuDv37V1bD0xfRP2FauQvsz7mrxOs5zP1ZPaNLWjodsN9w2JqcNOCLh5_nwUJMb_1uqGWoqDm3g5cZyqaEVPiUrGHeqvV6tHf1qY1zhavzSnHaBtGDQBdk8y.hn98gf3ezMXzixdOTrONtpL3YwhNh8QBrMnu2t2CQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112a88e7941ef5e';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\/3827615049?__cf_chl_rt_tk=1snCkDtlIFedJkATV2gnnXX5Fac7R5KWzALYwAPTNLA-1739427058-1.0.1.1-.1dwXdqRogeqfsqaYlOB2nDn0Ynv9veXnoOtHKWIMvk" + 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