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-542835598882.mit-edu.top",cType: 'managed',cRay: '90f3741fee215b41',cH: 'xvKvzpxubGOBArn.W4kriiQCi4U2ng3OyCrwcCk2Cig-1739099852-1.2.1.1-aF0lWgvJkmf5CyxhadSE7YHAdp7B2FV0TmGOpZUnOpABnSwwUZcXQJcUvrIYtsxG',cUPMDTk: "\/post\/6825039147?__cf_chl_tk=Ed.8awp0N7hcySmQS4bUeAVmuKfHCap6kQ_AzrvkDgs-1739099852-1.0.1.1-B05nGXlZRhSN5IXXvneNFVnmQFrZCpsTj0EQgnfwIRA",cFPWv: 'g',cITimeS: '1739099852',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6825039147?__cf_chl_f_tk=Ed.8awp0N7hcySmQS4bUeAVmuKfHCap6kQ_AzrvkDgs-1739099852-1.0.1.1-B05nGXlZRhSN5IXXvneNFVnmQFrZCpsTj0EQgnfwIRA",md: "oOmq7AQLc3ooJMb.UaUeik9nspoQuxmAshIGbimVmhw-1739099852-1.2.1.1-IF.RgvdhsHjCqyNmVpOst6GXYETmBHLLzv4ebwbOJE4ZrKuaoMJR8lh4tfEMz3aTPrdv3bWJIy8uHwNStGL.DXaZzvF_Tk3OW7FXU8sXK1DUhqupGra67YZk7F.RkByLW6iQS4q.eZ_.uuQa_2Cb08RhEb3mtA_jwBlJU8iIlUmE0kjEmxcjclGIoNBaFUOOM9n05UPbjU2fi8IGPrbOxpB62JIJC6N8zZqke9D3lOt7NQwZ1x87LK2X1o302hqm5gEe8mcIcvdizcmgRehtwgnxd8gI4qXvanBQhRsdywC7pl_KkUWRyS7S2NUw_HQO3X_kT1BYo.iJQjqdosLJP5595qn8xgr.PBHX37chYuftj_iUnz18U4e0yDYR7VNL0vXzRrpiVuX2ZcQQeI54.J9O6JFJ09w4Ktgi4MaJQLljA7kPurL1fKTvuu0C2dt15.3IR3W5qE95xqyaq0If3hLRQu7oiB3Cjt3IMVQX0xlEMDoPqOY0x4IMFFfBAF3ggAV0mB6OhN9qFfnLWYrMXsf5fImlBR.q6pz0QYzoCJtm88kiN_FxvJJzp1kmmURpOyCjcNJWCHkNH5JpH1qpHzuYOw9P3NZ03YcI.Bt0lRvOu3bPARKPn0aMO2xsFrCshyMaTNrnNqYYFaj5oAPbFAwaJdJIchbViXism1TemsYQtRUu0y50uHDAl4n6oPDuPLRBGhSigaWgihlfqclrrwbTD2ke4auGtFCi0gTds1EqRgb4rFuwMGXU5QqVot2B0xbz4YxfsU6SSKGrGZQ5KAjC_Sx9F1_6jN6ddd31.vXycL3Q2JRDUAlfJBLXJ4iVr5PTSF5rAq1Ca.EKiQEWcdmmxKyJho1BeDV9OyjKQebWNmQrEjMlYXMK8sPUQl2MeYnawGLlOS_SsvHJqyJn1BWYa7ygLgx5l1Ef9kDps9PJZeMAit2KZPbjZqj93uy4mVSz7jsg9NlJ177hXB810x9hNv5X2EftLVrCtDk.wtHJ1s5E72IdDgTyrEYcCwHpmVIozNqQPJxqqEyGjrTikQKb0tYyBzJjqrJQuxlF8dCdVHsqNSf3JBori5VeTkIf0UzqP5VW9dEKeHKnzevMfeWd_PuvodM1OtLS2HHeRA_dMruPC44Es45mNvg.CmS1wx1_ZnTbICnqPl8vB.L2wzPpGaCc.tmzOAQ81qzjnNcCWYITRQ9HtdAd1a71irev_qfY9kpnpQRj8QnXJAN0gji6jAGCr71v_XTPyOoySfI0GBSAv1GrBDy.rvk.bhkjPft6qvQI51yQUe3pQA_z7L.KbPGBrBpSyzAcQ89U6rLYQXZM6QJbYdy6SsIutHzEs53XwET.DPT5GWXZcSm5RD05BwhCmAzip._Zdn1MKo3IQOpUAop9jG7_JSnLhB4rv_peSMIBuJm2o9QlmhCzCwBkNnQGqyX12N7x4ttDym.lO.LAeDlE4f7ekNKIHwtN9XsQOjnXRI6Nf8e4D2tXDFb6bMMmtZFRa167zdaUrK1gUJ3VUfXy04CzzwxQvZjWBOTs.gG_JOAcQz6XSiP7zDBAeCZLdMusov6VfhCDZKVEMZVMqr1pJfePUt_HoasD2a5wcykcunvniqNc5fhzng3L2U25GK0w8phMsUQ32.gWUjvzQzzD5CK6jyF7dEcMWVvG3AciK0kXBlH0eW7GwTFNyqcHbNeboue63.gOgK2PL_tyr6ADuxKaRNFEkVG_KoYjecD9E10n8o8vZlPsWwQDaOaxVlEi4yHLkTGoTsDI94c7s62LqdLK.3tiYCwwX8N3APH7XR.rgYYifmyHUkxPhO67L_DimS6F5v_sQsP0SPlPjTcO9TkcjAN93PhGHBnm2WkBX.l4o0llaC1iBz8_krbiOKLyjKUQR9t0cdrHgmPgSyKfu1EpWXAc301xcqUeKEHCk1xhIwUbyjkcUSaRoHrxEZyV9NGeV3BOFZOTRRrk3bI3wtqnxWlltCpGcStaoh8t1TRAg2bjsJ6M9xTn1GfPgzMEpOVnZdRUCgM4XtQ2qhM9qwhQAjB3qt8TvOdL287xO20PFzgpvURT5eF0osbyPlUTmdsIMT1tS1EYIwgkmQsG5yra4Jn6IfYz8ptNQsucW.YFq3J3zrySrI2YzvmY8ijUgkYViBO2xnP1FzB3WpZSUN72LA56Lm_fdiMTBFbZ5CX8XFMaIrVmK66kLtxRXvJqP4Mx0suhF2PNT5BUrZR.dAzgpkNcIGJr",mdrd: "VtEfPHWuyYFUsm5nHz7sHlORBQ6aWP9zPMa.LzAPj.Q-1739099852-1.2.1.1-QgzfQb8YwGSM0gGl4GwuNINRgrzrXmWkLhhZ0g_Q4vYvn5p0ZlvK35ADNT1IAqx1b_.1_40bSzi0cNCluXncArOWSJ6Y9z5rNCdXiRTZbXsSl0WOS6bWXuQFTWLWo_LwqavCzOKpjPybFy8ETGdXgYkdVI.dzru0P5W1K_38O0y8XTPreyBNm_aDIZVvgXhEpFcfc1fLhShQX3hhel8dU8zsGTPZL2WArsiZmvRal0Zio03s26yDFYBh2lGqtKoLa7vnptyaafcLubAPOVU3XH4rlbpqBjXzYGp0DgNzKk.6FwK7XVwUNiGhzK5ZLy0REL_STkqbUEbAXfZ4l4P68EqhY1dQb.4rR26O3yP3QQ78ILvX9szhVlKYDThSpKAixDvHowck5Cvr61UQMd.bJvQGkipGTLSUUoMUkVrbOkl434FPKFCNO5YjgpKJ8pCQa2gk5wCyerCD7rJ76j.sC1_m6yvCmbYcF3sqnoTOsLeM1H.aXpWrJfd3whnv8Og.UPMUJ0JcD9ucHAx6A7dsEaPf0uL6Sg.Ikjo_RxmXEO02BqGGmlNxiT._vfkjPy_I1jFGFeaFn.AueJL38jkrhxV5mo_flXzOuq40fxDhfL9QmBQq7Du1jN2vz0Wx.l8K1cjQugoweG_r96_XQOyHk.f_6xK_U3VoNBj7Zq4fouYNg8E1Eej0xdCuG8kzVc5.gtLzHCFGnyRedORMiubi8eDM0wYaoPBwpmHx4z3u_1iv6EAtUCy8XkT8EXtAhsl6v41Jyfd8orZMb8c2HR_Q9s_6tLBP1xzweMgqLiDrJYm7sxzHvS1rwMXgz55eaGpzkwPNeRzibQT1cB_58UUA1lA2gHhbnEISAc9xtbrTY4dg9HpQp6KlhU.w.j565n.KqAx9wdF8k9qSAC7wBtVeSjSZmJ14McTex4k_2qjefLKTbNaqw6GdOqY8jctdIMnmsnkGfaClagKt5kZhM0UK0FUcmlzG4Ql.IguhGDY.JccVzkUT_P4J5Sd3ordl0ySA3K.DMqL32tNVOPWrDRY9.b9hb2ThjtX6wj2gTVF5mNWMmXMI3TrGnyJ1BxuuIKIvUWyaW3ICyAXHk63iiPW0bvZW6elKpiZRIqavkqAn9BHCPj3wJTmmNp12ME_LICqfqnDifmWJM2qEBaYHG0Q8SDkOPAOFKI3rI9TukFSZD78UTODsdBUXPThxX8RV36BvKRbM0fRcr0VKTTDD63pg2mT0pebWnUFVQ35kQah_DrmoD.fiC2asVQ1DwIMfVUF_Goif3ni4ZTLRRyNR3D9Rwwa0gORMnlwpzDiCQnL2mExCS2KCQiZlTMKkc4z.gYAFfdOY7qYkvZqU6aLqFxIIzs5Xwopj9H9vqI52jCLwfdkorwkeqdiKHUXuuUGG_2HJUFYrQQZIHLdK4MrZGmBxLerUZmAzUEVdD5Zu9EnkTVTX6afR1u8YznHo_xjfFqig.n5._2N4weFeYgAAT8lDEL_RCwZL6h58IVp8vcpc_9HdVRHkfQ8B2AZ18aCVdAh9bLP2mn_E5kZqueuUtxg566GHcVkJD1liZEOQfwsTbTIH_AsLO2JvrFz9pbTPE2kyh_WeZcfHkmhVsQZzQNfVmPV9udeyMlwsctU7ixWEX8TlOOntY2K_YkigsTGuJNlr6H4avwa_DnxEAwimPZFoZe6gHNurY2e2_J73JX4mqjWufXUC2uHsb.6EHkRiF7fVrLDspWumZU_0JWe3yva7kGHX50d7AAFDpWTWXcOF_MbDAW.ngLRiXKarkmB3Gf3ugDL3SvBd6hZsgORF1F8qxURzJRtbpf4Fk4_1MU9YYn8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3741fee215b41';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\/6825039147?__cf_chl_rt_tk=Ed.8awp0N7hcySmQS4bUeAVmuKfHCap6kQ_AzrvkDgs-1739099852-1.0.1.1-B05nGXlZRhSN5IXXvneNFVnmQFrZCpsTj0EQgnfwIRA" + 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