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-353506903124.mit-edu.top",cType: 'managed',cRay: '91fcbe301b553962',cH: '_W6Qgmehs.9aL4m_gXHhXOF3q6hqsJMsELhZw1P_foA-1741881612-1.2.1.1-rjc59HBEWOZjlnOOCdncNmh0oyKjbrU.j1VEciwZdiv3CCx6Z4DQyRpiGXiy.9Ng',cUPMDTk: "\/post\/6590817324?__cf_chl_tk=7XqZVW8WPCawCB84izA00a7UVBa6ZzcDurDXmnQNMkw-1741881612-1.0.1.1-NZZlBdJuRjwwwuz6WoxQ4VYUyZwzdRtValL0HrvPFKI",cFPWv: 'g',cITimeS: '1741881612',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6590817324?__cf_chl_f_tk=7XqZVW8WPCawCB84izA00a7UVBa6ZzcDurDXmnQNMkw-1741881612-1.0.1.1-NZZlBdJuRjwwwuz6WoxQ4VYUyZwzdRtValL0HrvPFKI",md: "k2WLmCC2nfYNCErggV7I33zSqNbqaTP.tLcLXuVlQWs-1741881612-1.2.1.1-R8q5gaJ20TriagDUPf_EI3PeciyBYcPW9xRK8o7VCjb.rPNCesjptoic7jmlnW1cP1E.1BnQLOWCCulfnzOoqq4Vw404bMzFQZLjMXe_gC2DDqLsdiI.be1yI080gDg07Dn4t.EuxK26sv5P8h7lfaRkdtyggKRMeJxIC1myeZxv1s_haz2NybUwH1QPazJ6wKkgc0ISpKyOgHGgBmdVWfP8D_EeOrUpGl6hLiApZtoqJt5.LKDQK2nH7xo5HZy4ZhEQl2PYvXbvqAywLD6F4T9BUbemQeJzskCNaKajxh3t1Zw6Tk1kTfosGn00TBSHUwDqZzaebvNBuksULE2SX_S7aoFN1es30fPysmAIVYkUkmqhKyYq2As9FKA0kOzapXY.L1ZRNQJAefdUdsW3G3JSDDQbYLoE5MWVJ2AP_inAclfLCIcOQKUCLgwtqxDhi4f0rwimIJmGrh34kHNCtlWeq_ExviRO0P8HHYdxxAiUpvAXjdYmLWYyJhytds3OBx1gBv.tbXoaDR8qB.Z2QwkqoaKasbgyVCAS9fnvcna._zzhYfYkOdaFAi3UqcrEvBVf736fqciw2NPMLCj4XGxSf6a918aJyghQ5ANp6PX157RWyMHpbQPyhSIQP8Lz8Aa0N_lOmYowM13Y4lwjtf3T6UlIzV5YEtIe1JogYBBWn9V0lfByz0gmLmxBhkl18C6IVt0ygEy6EPWqzyh7_TOh6QZ4_qJKwRfKDYJb8oS148XTDXssGeB1K8GAayMuimuGM_VrhXJuGQaBRYtDYJDlwtP3KNZGGO7KDt6jFJczclqcIol2IIlQPn5WjsOAnVa2bI1kxmk31fw0FqlFq7FaEtL1WihbqZ3NpFoHoC14XOynKXlG7WRhKye6QQp6fCIMi4pkKdwuNoQs.25JYO8RMnSBDW3CYfqDpusM.omv0gSag3Q5pNaafWs.DPKI",mdrd: "0jtBjNf0ntwetqx1AJbNPaFOvW1MENmEkXEhPMcv7Gw-1741881612-1.2.1.1-omWBGAJqrNNivjt7jt61kNVnqhn4dkvteMQWHVe11LN7an9CrLhjkdtcDQJIsXuRAYp7x7dC0R5B54PXbphUSkJhvs2.FpZmp9Rzxn2aK6G8m8SSdzJLFQXehdOFvk_gYtOmf_V9cqnDvLeZ8.HGkxPubIlrcOLB79e0ZyakANobKFjWg8n5rOSuhT6JJTI7QDiL0j.eFLG2OnlBgXq9epX1XyKloEr2qIcz7KdvH6fzU3QMhv7s_db0cVUHhPJKA.7UTE6eHY.OQ0Fy4ScK.b5iDco0St.nDmk0eNkLEoFLEMQu9.prIpdkivrnd8ECtUdySobVX6U60pWfrxCPB6LSYU_FXUQnj7_cBpVzdwBaUH4qT0CVINFx4stoKmNKl1gsdNQxMKMCi4byFqR1wnCMXZHnULDUlLuhH05_I.HuQxkxi2Eq71L6YHy.7Iit4DOjJDiK0hkwdyk2RKRDympc79ii3DNfTeCN8ch5yB08GwaDtm6FfquN2Xt6gg4vjzFKWt6LMKHbaOojreLPRDV46FYfaHvb4fjKsAgjUw6VQsBcaG74i5FB.uN4wYyFfCmDb2wk54QqAEjkpL7pH2PMvYzA1rOIO.w.g7caHbHvDuCnmOmzcrvxBcRgV2nIZVukVWylUjZisx.HbZ6NA9Bs3AlwxrzO8lNOh3GaxCl2AMae61gefOoIGOPgMFTK9marhPQZeLnPzWjWPKLfCMN.NnVhDpWE3.PBuMgjdLHHrU8HCyEKf61fjKtJetU4q2zYKa7ovIoxAF1Jw64t7RdKJ.kGEN8cFXo5gsdHmqOIkF7OldrcQv4guvPwmQgqHwtmujRy2A6fWdIY3DqZbpk7rftdw2N6RLZJOUTj6.Ok6ZfAzb4XBDgZfoXBvhNmEc8e7MKr.xYrF2GtrsPd71LPWWVaCPgzZsrswD2dnUIqw54kTF4hQb4zjT2B.ZjaZGhJSENGUhQ65Yx3KRJxyg86v6CLfJjp9P0E3x2vCVMApHHpgS__70USJLrjiymSIFojCGlfHg8AnTzKmp12AJVfM.GXfGy8zV_eN21K2teCzsVz.HgIpas7XOCp2.o0zxcXa6V7UCxihLkNYXc31zc7ZkF6F7goHi1C97h8_ShVHgzQfdI1By1Pr6Ti_xDc1QSXTrxGK.HgtDd7s5srigbM384qHPIXM.pVqFRnLM4LZOOclhD6zQ1kBocOJKAT.yajJzsBxh_tmaFNZrEjOMYgux.5lT2oFjLpp_ytYvi3n_.VL5LlcWlWQCd3ks.M5Oxdg5vcBpxH1kajhQ65HSw5to6FZt_9Plou3ztXxMPKU2gzQUMiCuB7XRVp5YiZ_.RNVtyvneObnIsVZc9l1x4ProBDxTNtfXQLshTYvW5XaSHamyjLv2IeVZdxa_v3kDfY0lKqH_4EGYC_IbzkTdtzW0NZpw5ogGGiCImF3hgwwtbWfryw.dF9hx2Skp_kBLC3vUxbkaR8SGRLlzwi86IdLzME8NA6CCRmZDm_vmty_OwbUs_tomYG.rdzq0vuNPYGVvxO.sAA7I3ruIdv52LraV5I4Mu_0Ng6dFAXpYSVnb2E9ZkneDEuOEdN97VIP9yBlzOyMdotyHkiaug8z4MlumMPUrC4EnIwZIf9kjsMEtbXqDk9u_8.L3yoY87mydNgLx_zxGoFksCYGcgfsUrp.epaKoDAodjRK.pVb4zBMDwjxiGSY3tw5N0asSSYQJ9AfHoGE6fQVmgIhm_IkeqCwF1_ClI2mDwOEhbjTF8t2M1zMsc4NS33ahyBIwDc844OeJpSH4G3DSbLXoUYfgCyFnbtQDtstOEVK_pLPiU"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=91fcbe301b553962';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\/6590817324?__cf_chl_rt_tk=7XqZVW8WPCawCB84izA00a7UVBa6ZzcDurDXmnQNMkw-1741881612-1.0.1.1-NZZlBdJuRjwwwuz6WoxQ4VYUyZwzdRtValL0HrvPFKI" + 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