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-089298846925.mit-edu.top",cType: 'managed',cRay: '90f350ffea37d707',cH: 'HgnxK0NH0qKszW7hFDLl1kt_MNfQWicrHiQZNTsax7U-1739098414-1.2.1.1-jI4aewu2mLkRUjF8nryIsrLac9EvNb9Svoid_9_vue7FG0Pq9ZoomwxheiDHStgc',cUPMDTk: "\/post\/7825493061?__cf_chl_tk=VghBI9Rq9EdeysdGoB5TheJGMvHLAe.9PJZ2O63ckRw-1739098414-1.0.1.1-5qfNcWENTgQBy8Mgh5lROY9dfv4A1oj8lcUuPuW7OHU",cFPWv: 'g',cITimeS: '1739098414',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7825493061?__cf_chl_f_tk=VghBI9Rq9EdeysdGoB5TheJGMvHLAe.9PJZ2O63ckRw-1739098414-1.0.1.1-5qfNcWENTgQBy8Mgh5lROY9dfv4A1oj8lcUuPuW7OHU",md: "g4TirLSpGuZB6WMVnL7AMRXWvW.WmUXZDQH7Ss.1xB4-1739098414-1.2.1.1-OeuusS9gBgrfUF8Ae9DgK0UnQjujGoj5vqRw.rv7D.v6aNCqnMPDktVajIqNwtn_CZrBso0jiocRQv9pc8_4.6oKiJV4Ox75e5L11haP86oimjKszAjYWyHSIuRVVy.4.XWjPz_Q.MnMZlRN.sjuuKiEraKwIDD1PuD9x4C4AEF6jaxZ4PML14N.L_GaaeetA32zYIspmSkZ5MxpvgwG59m0DkKpn7Y6iu6YFQSisnZ1TLTbQmtVc76SJ6_iP7KuwxKLOa8zLg6iRp4tCGopNpVUa59d1iQ65dcMeJtuuKdf24lqyuFALwOqLhpNpPllbmZqtFr8bjHLMg0yjsdt.UxgSAJtWkzVm.Jp1YfOgdEFEtGiF0Og1q2_GG0VyNjhczHCAwKsVTzjY.EHcOpMA.smkS0NmfzS_nF.53JgUIn_ConDUquaMe7O6UnYjGHaBrwsX9KeK6XpsywW1qix7aMXzjA_.amiaK_co55vp1ltNgeHXZ8XREQi21qEE6W.9deQFKqDpQFg3gCbCGLKB1QV0zB31A_tzAdh3czHHKoE7oXHbfa0j.AS.CcNFLKW_tdKQMIaQ.yatToiKWtZX3FPk6vZgI4PcMH0pk2fEFI.mVDVxBtjDoIXENx_VZrDVN2fWtlytlwdQxW53roMZrFd6H1GGZP58yppOMzmddJykwUuy7LqO27Ik_xfxLRNiBQwFdrM5sSgRBS_QLcHirHT6B88nNwCtsUOGfr0pat_r3wWeBjAtvkyV3XfafbNHPaLPLh7lObzqDqs3wh3eDBw9r1dtZqXTY5ifKG.3AL8y9gGvhR1ObecA.MNzlK8OaenQdDRNrrgOWVXWanKjwwNZwmosoOU0xL2Rxn_nmhKMcgrsS150g1kD8HlXK4m.M3nNM5KRJbozc_P2lr9bc_xHcWw726wPff9c_rDA7BpZJpvJfXlPxWZTBQW1lUkFPhhLOsFcWWfcO2EFq4yrR.3FRjzvFs5Ew7muN7ODJ2hox8mnYVnLVGKUkcmkChtVxbD0E_cn3VtA4ufLvqbk31lvQaJYwS1SdfbS6BS6tp6Hnlf1Tq02mVfyaEpX_2Nj7wFOTDPeTrQApjTjO.HYaTc4zVxPMWsutIQAZ9E0mTguxjk8cLm6V56GmJssGTI4f.A_QSoIYbPVTBVUAIK3xPYoG2ozvjeqzQf3OBHOxOBkBOIWSHl2RUwqiZVmRBtesFlFVGWQTOQYHmAgabKJSoWglwHGppV72.4c.GTaaIgJA5kH1njmVsPEaY_yJhKQ0ruxnX1Ez1kYc7RZc3DkXl4kK_qT9mr_okhb5tH3gDc.R35yjNLGU90gPwKvPdZDTt4QZXsez1HFsQtQdztWlAJ5Bwo9LKP4eIrXGtY180ysUHIc51tkCdwej6a2zILM3rS2W9.kGlhCKzjmqz35ojghIiSnww9WHTLdE5vQ7R1sQ0nWEgwWEH85Liwfnu9CO8ep.dfRzN8VpwO3Tk5ciabGMMpD6pE6_HdBEMy0h2qsoXh5d3nxXMvP9ZwZLPOiMbLBWbpELoKcg63JVJkumVmAOhoCLC97f6mcCNEES3yORvFiVEWiQIt45GGfg.0BtS5DI7t3lslUAPxHyZCIbeWiRsvpevjjpIovRV9vWNU.tneoZDdlc_B4jWLCvCDOPeVWI0k2ogxRtsaD9nI_8Psg1xVJtC8j5uxBlsM4eQZiD4pIAzs.Au2aupuhNDdI706wo8OxnpdOmOnPhI1c0BxRZ_dXkeAdt3_vKFbrefnDP9NItgWvySkL9tX8jxTWybUR8NeApXalZo15WCXNKz3z5Nx.OmdoMOO2RzLqWNBzCj4VMq.X.ND1G8rXLx7z7pEIHc31dKmsAybrHyUfYNqLEPI7_IKti46xtMvgiMAx3V5xZ8iIgQTNmUPDQ7hDTMb.X.6UcvK.RgUGuM7hUkZ9l9hLISyNzkI_xbJmXa5kMRR3MMlUh1RCyohgS3tj5kg4nhyFP_ZLfDmP3dSAmpyi_iymyCUGFfyFS8_riPC1wFbVV7X8SFfV_XPYoJsF5yv1HK._i7lkab4qmytuH3VtuZPs6FmT.Yv1TbwQC24kOjsIddMwX_lQvrbTcc6.2l.PW52_uC8q1DCqzfrNpU1515RV3lgNWaYU6wtP1m_4MEbgvPEMm13aJy6JgbyhMno6XN4NNh.U._RiV7qdeiZQVSCAV9K6rCWs7RALbvBgHdIfIdcBIhFgA68GzN8",mdrd: "SVrD.PdpJ2iW.Y1WILtmi7xP_KiXW9e6zAWD7hN3Ba0-1739098414-1.2.1.1-keS9nDKAPkRcfqQyrhpcFvVdFCE_XCU9azWC1UeMeLABmNEjilxdVZZYB1p2ZR1HQC9G0gIdLRmMnZiyxGGEb.2Bl.EOnsT5ZabJWktV2SBkexZ_QVxOcSUCeGd8TH7MNLYIJ7fmW.nPaGhDdg0alccxqBw.P60xvSGxS1b1RBwLtnvH3Iim8siUle18Urjz1Lp2KUvsAnMmH06OXlXz0sl9vz_E_okDIhxNm5aCnUSjJACrYbUymNbyUwNXEAsl7ytjCjCDNKf8_WxnIL9sI8CyDUASNWak495dpzH0O1j3wSSSJIQ9SksIghum5ubyaLWDppH.8C1fvl8C92OYN8OQ8eVsljc8flNg5bvemRPQpd7uDthS1JMQw1cuWo43gWcquVKrmU2Nd6L_f1EbbWB5ouFZBt73sUzCB0hS1e4xngW_SEnjLyJc7L1CWF8mIgHIfsvyHCPkdQxkBWue_nETZFbPcrbim7Wt.oPpHs_m11Kv9uU8BllYR4JTAPIyyYLBBSfxs1AbsftvbhgYAucIL.b7LN3P4CW7QdjD2bpOS3QDxwcdVfhyC6QBvGK6r9HT0vlgsZ4jqRoA2JG7ifalvKspsIJESRer9ZULD2x.2lrgWKt93VTLAunKFsgbj2mOMu4F89quOauA7d4PUvQhbmc89UbktLpjaQcTA3a6jAq9s3uIdTA32GAvbnfEbD.JXKZDhuYUaks5Y9f3pPF9Ynyl_u8gnJR_UYq3282VLIs2CfxBX3mnj95544K.sU3hK0UHUDHzdf.n8htq3fWMA3xsw4ESYrgqFrI5ZLvXPFXtLcVhTjmtUGbDGa8nHKxhb2KDlOvt.8GUFdTH5XNJGbfwJetoddVfJJpmL9quAw_5iNVEe0ukwNSUa8qtPGPoC9fUXyIxGRzs3cjF9yMSSCkAy74L_mh1qWJcet0hb4Uhg4SJ2NOOIeQukCMN5_wbaLmAEEcm4RrzONosCfPKLd3HV6Asl8LpqOHbnMLdczWdsGQy7Dj2TRlx6r8GxKAHJHdl190_1HUgic5iOC_3kANbrsD_ShRq3R_CCobw7E.mXJbu0L2fpVQfqZ.HAHDpTtPCoyW.GynKSbpJDO6bUietWDS8UrPh.3qiHahPrvlKN3VH92cZ0qBfTFo0RtaI7GLzcWjDYbL0RRaJZ_9GGGM0uu1ABe_angGzmWUhW1H6ISFmkAPVjfdrrSGlCcj364dUSQK.DavBaOFjD7uYjTGGr17yeRRTklm8WkBE3zw_Q_.kdQQlzJJCqfPJrHPsu7_CtiI.5.dnI1_cFbxPnUngGuLFLXwvkAg2WFfnM91FYBJgx84q.tSuDvOgp3aA3znGO80Ad43F.rrZgYrqrMEyE8QZybtr3mNtnVPb5t9ytslCuV6YbSiYKcFtfcxxKgnAix38hz7dDUbqSqJ6b1gyibHV.l3scHUC6CZtNIICAKrPJVVPRuOaD0gKI04cAthuIQO7VYUCaYIL2YTAa9Gv4.GtItkPBnvfyymK8iO0XCcflyouHt1G7U.myLMU.YqvPvrPrSYd_dHGrmJIfyuFezwQ58wlcUNFN3STFKCeVMF.84vEC7HpZb7sibvtH9eZQPBNN.Bmw2Ee4gA2MwN0AnV6OOiLNZqbuv6FpOAw7fc15XNYxsXCwRfRgfLuK1QWn1vRlfkOEZyYX8YAsAnNpx56U1FmYSjGQ0RAJ6HLRPNkp959RpbZlQnIx40KOYmQonQZ9G3hx9lAOQueABVy3iz9LyYYwx2737NIkaSzV2eLVOrnWQWwS4rtdwD8xCzRKrx.M7INncj0RQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f350ffea37d707';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\/7825493061?__cf_chl_rt_tk=VghBI9Rq9EdeysdGoB5TheJGMvHLAe.9PJZ2O63ckRw-1739098414-1.0.1.1-5qfNcWENTgQBy8Mgh5lROY9dfv4A1oj8lcUuPuW7OHU" + 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