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-807425157993.mit-edu.top",cType: 'managed',cRay: '90f62b7029dc2030',cH: 'Uc6jOSXlB5yzGH3zHccCYo1BTlibS4sTTsX2EIHf_OQ-1739128332-1.2.1.1-tNrjHX.g3ongQI8WZUUcdj2tcJswqf3fkzc.EmqOtFLUv_iPWeNISck6OdTy28FE',cUPMDTk: "\/post\/7580619432?__cf_chl_tk=rceJr4EUm6wDenZR6U0OITogKHgLlz97qU9sPvtW..I-1739128332-1.0.1.1-OM69NeOsyNt1P_kmzly5AzOOfhsiqdpsV4ElsgVBmL8",cFPWv: 'g',cITimeS: '1739128332',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7580619432?__cf_chl_f_tk=rceJr4EUm6wDenZR6U0OITogKHgLlz97qU9sPvtW..I-1739128332-1.0.1.1-OM69NeOsyNt1P_kmzly5AzOOfhsiqdpsV4ElsgVBmL8",md: "poEuALC7mYwKeu7KYWnXNYphSGodjuVxS3xf2KnM1N4-1739128332-1.2.1.1-qrg.8t6RY6WQEkS3t3_l23Vdbm3lpGz4mPOGLWtm1lK4VhBvWJthOSBmX5WGOLdUz.73HUd5_MDt.2.6zCH1hUGyLzK1ihypySa4XUgpkrf5l1U4T8IanJx_5rxj0pkmdF8Crf.5bIreNpqnXeehdCtIneHFYhcrbzuIZckmHQUFBQ4cCiz3Ne9m58G7We7ZwVlz_K0M.kq0S_ZIUXhSsQRQ6Pm38QvTuH5LQbQZDBhhJ_7xXsN0UWjCV3AIV6v.1GBurNnKSW.nL5F4jVKc3gWfDUyafU81XvtMQ0Fj9jFHzTXQH9Vrm4cWEeUUpHr6VZb4nMd45y735sCkXlvICwRj8C8zXy7KxVgyAEekDFczivkg9sDwN.ajGspuEjBJ_u1CL2cDvByCbrM1MuO20F1nTKvEbQrHzjNf6jr62npchtsj6YoNf1qVsxuXzfBowvy698mOqiuKH5y20X2L2MZKLHYSpVUZoru2d7jdU30Qv66qrnPRq7v_CMRVFJxkG11ZQdAGElAoQmyPrzLx5zdNu7TrrnvsQQkMQyizCPPmX6dPgcQnLHGLN84ddCD5F41xgMl68RnHUOwvR0p_Gi5Nkc3ndkxPcOHT5A4DYn.phJVk_Aae5y3R1_b5MKX0iRDLWj9Curwu.is.yCguwbYX4lswwj7LvaTm1.q.1Oy5F1UfKgAe6vM4KPoT2Z7u4nK5ZzfmcWlanUB9O0WlOLRTNYwOOh7W2VfTTcS5eMqTPVocdfa7dwAfoIOmPi50BdYHy2cwoaBUACE14fXqAz16Cdlr7f59g_TxSEQfLVmvlpAg2yt4CTvbXW63ihfa4D9R92MvKzfW3C0mJtEVnhJP.c.noCafC31B9oObel4G2_kG_A4rnzr1Q42rOaHD0zUj9TorsPeUdHQIbgyMT_1yNew_qgjl0a0UaZ0zJI5gXz.PPBLIEIgvXd8RmHH5E9K3ndXigBzrL9i7mfCus7pa.Uz1bd6prWlm9lNvLgP9xGruyJb33u7NL9grCJy2MKRSGjqpnF08cCklLHrdqC2yLKBiAsT3okUTdleaLL0lVLPOxIrbNgRxTNGPeCmteKq0w.FZnehthKJfAKCJgVcHmvGzql79g.jbzCHT6ctL.2jDkWQIpvUfgt_O2b5gsHPrKmDOknHdsMseixpt6L_r2Qp_G3357n2GYTn3uf1y1wisSP.PyWBAwdEZOMMi6SlMTZeoTzCOTOQcQxNdI3tlViHobvkeMRE5HnaJMxJAs4tOPO2Lxdm.lP6Ny18e5Io0vddkxW.qmo44ZYDEwsq1lP74GlNEpUUe2GKOk2SU.hFWtwhqx30YLicb4OoAhhlfBZ0rkCwV4TMTV1uvTKdRrYMdWRxCzukR7QN0P9PQKpf2Xju9NHif.hZbcuu7y5qZUvQn.Keo15lWdx.U8WJEd_5MZvN7sismxxlNUiz_z4gzYI7gs4eh4wBgyE6FVyaMD5M8RokkXWpmsEPCA0t4lp.5oUfijpaw0.fTCIs1kU0ZYSdrmcf8qQbyt7lkMCtRZPThprznU8qE7B4s.4PkSpCcr6xxDQ508G2_l7qgjCyNNVUQqzN3oSt_jSa87v0mIwIG0fpwgToz05h.0Mccn7jZTIgqViU.pI88ZNF_aldwJ266T3VUuF2C_fuRGUG73zTqvZl1zRoNMuQWLmPtPkcW_outfeAJS3gdnARldNfmPzKgDrm3EfrVgHLDIBskMSgVl5N3o8jlcZRUfsARPTpVd22iHMfZPv7woOYxLc48c8ImbX3eObZV168OH_VjlNSS_w.oRSBlCinhhz4akZqQ54o9VGNtZBuoEiBxYMlZPJuO7GIp.o2_41YwM5ZvQU0ROxikOqL5GoMaTrzC0.4qql3rflaiuw7yCuMMGrZb4VCDCtijjg3fH.NHGBj2EObO__pADgNFXWyAkhxzAuaZIadzLOuMJDlOy69Nfripw1r59Zg6UG5DUv1gsUP5rql6XfxxvDa98W6Hn1bdFNb4NkzwpajYzkCuGq_45tv1JQgFk5CJus8rt3OX6oMlLmYb0FYAVW8D2UGeoa20eYhaUIltiDPpCKrPx6l9B8csZgpMoxi7WxqhHDZ7hrUSqnNiaAYSzM_mmY9wGuqBPFb2t2ZRV4HfomDb7Qft7ehXFtDL0pfDgYRrXYf.hECuzW5Iy6vTdjt0F7hL.wUJy9NpbXvSfYJSiWavEO5dajKYdThoJeEDgeCgcz4J",mdrd: "vWY7HyH2EvSUCEh.WQv_uOvE_E4g2jCWSE1upFfciq4-1739128332-1.2.1.1-D2KIImrHxwRByVFdZhWaZ0fND5kEPkYmBgeA5Z248kYJAUFsPDywLuhTv80eO7Yjp3erpI.InDLxueCekkCbAU8EjwaN6FP2ixBJWYZF_DJs1owecVkjMshHtDZVfP6ZU_AYh.M_bKs5uOncejKhSzal7CsWA3epWar_VGxe_EvfA7hd90o6uC6T5jXlqFxoa6JuKpz_Z3Ipx.0IiDxR8xEqRWvvF8PiB7xY_P5qTEisB56jf7cEB.KKoSw24VHXAMzeF3tn5MfoX8GNQpB4LVux6VgYkLAn9rdZcq9vWPqRS8amGwOubE.RKWPskwLJ3TvEEK8wftkgZ6msuwikH5iMWeOVeI0m03InlQ6WHMvXNEe9lcqdAAzBCF3Dc9RDhWbthuYN48_BBCBMfr4pLVpo6y_pwpYjf4bSnPFx9mBx1iYKlIX.EvY_f_m6fOT7lfT4qH84sUo0MHrpEeQ8eSHYQ1NiQsMSU1GMoQEy2zUmKBGye3KgDD1Ty0ld.Lo8beGaE9Kcn.psRisfryKVyoq46H.P0MFqNd42FvgqA2pEUf7O3EWxP3jlJx80UBNhoq4I4hlOFcye7tAyGphhEsyomlXK2zLwFCWVY1PcvLkZnGTdH0F5CzEWjC9Z7IN6s4krS8XneKfGjLlXybeCFAngF2WR8TqFOZh3bDh3_FvWMo7BjR2B6MPjF7zzr28Lkvlz6ZDRLuY.c2MPfuqO.YmfAV0_jkH64NMizpwKfaNvKSwsVNS1.XnXlptyr15erKf6Y35b2S8jzjILVa.88Df62bkKsYfUa.sYMzFN4LOFd4BEmTlT4QKd.jBke0B61xgXFbgPY_mpXsMZXnkRPMxTW5OPH_3CDcEoOGTf.LpMe.kDwcAplszhvU1rw8Lv28e256sxtSm0N4aHDJTdVdE2Uu9oY4jDxc3UrlFMsVI_yF4Lg5gyV5W42SJOvrhKwwEROhXI4Kr1bhg3JV2ZrXKkCdL5.96F_GedGY9QULeBqgYkEBp5jrE1HxKauK3uSca.plaXpCpa9pffWsQCziWAcac9mN_WxOfONlXPBL8vaVOGPKsK7lYv1ZTChtBHnMPRUC4s9ti0RgNPJjWdPNARdLB7aRO4_xhc1h4WJlm4cdKWsA_nw.KraDRswWGQTlUzpFVc1AnZ4BXvFkpbFnYbXs1gaW0PJJ1Vo9OFKNS429SgS56Cz8Jses706Yf.aNpwoJhc.iIdb_NYMbtRSEIi5Bj9UmDjTXOz2QZr.M_6w5qbM0A6XM0_5VfKRNnwQdG0KLD11Acs6bOZZgT_F.4BCRxmLODZuKuGCzW5zo6PuIEvmoPQ_XWPttfGyQzyWodA.v7SK5h805jR5Nl0o_UezsHayzJ39vqlI2P80z6AeXlWe_fPG.phVPgaNq69b8HUNFm0cTmKaQSV1nxSxkCfQzOPdY7TbmdeNOeeFyqG1xZaZylhxp9fd0n75xpmToOO5DWxwjsG1smxCRBtk2FIOPrhzZJP2YeE4LzFgafimxZPpRqZ2mC2iQ1qoesgDJV3KuqKDfT8pADkvQvfcoDqUbXBZtK8xaXyL4jKkC2ueo5YQxSwVIC.Jzn_ci7xsObfCwAbtIn9p5gM7j_r.2aUfO5OWxaxHoEED4WK0LaC.8mch8fVfwuyYzuWRqPmZ8g_F4iB.ww4qQ2fuEJ.q4Sa.CxOTIs7iThaF__nD_DyOH6lqbyZRyCwVLB7yvCxN74lkZ0Nu9ykKMt8zD2GTny2nwhkEDpyq1aOh6deZ54P8ztPwynmqqD2yWediP7ymaC1YvIXGbX6f1Z.NKZfB031be.Ha_l9rpK4FrizMf8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f62b7029dc2030';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\/7580619432?__cf_chl_rt_tk=rceJr4EUm6wDenZR6U0OITogKHgLlz97qU9sPvtW..I-1739128332-1.0.1.1-OM69NeOsyNt1P_kmzly5AzOOfhsiqdpsV4ElsgVBmL8" + 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