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-481351202760.mit-edu.top",cType: 'managed',cRay: '910f27719aa7d6f7',cH: 'i.BNu62Nk8kNPkJz1almZC3ZOB0.qV75Ny8pczu8vuI-1739390313-1.2.1.1-eLHcGJxic9Ce9z4GEmz7QuRwdrLbYKRY54kxz6hfQSRErHVwofu2dNojiS.dSEz0',cUPMDTk: "\/post\/0872935146?__cf_chl_tk=J1rkfFkJ7LNlZvGZvExV2VhsvA9skGGCzlKuvUG3U4c-1739390313-1.0.1.1-6F9AVl76hGHWfMVH6_FnkUmShO6yHNnOTyjEFZAB5Vw",cFPWv: 'b',cITimeS: '1739390313',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0872935146?__cf_chl_f_tk=J1rkfFkJ7LNlZvGZvExV2VhsvA9skGGCzlKuvUG3U4c-1739390313-1.0.1.1-6F9AVl76hGHWfMVH6_FnkUmShO6yHNnOTyjEFZAB5Vw",md: "HO2Kn8Umzg_KSskxkIlZC.oyzmtRCqcQmKIEItKz0rI-1739390313-1.2.1.1-rwOYQKy6wX.A6L3hT.MVcWRcps2CXHLcfcMNpoTqdE_lprTDpQrb5.4sqn.bxroxxPXKpHnSNqBGC9ZS_K3mQ_DA3wuBfYbXun3qEHz8lBhe2lDhazg71INDkeR93ibrggWtTVS0Q8iqQa7pNgLFDvALL7dZh7RtZQdbTWwv0A2XHBmxIUkRJkZH6Vtr_scZOoNM14RFMoZ0wcmX0QCoqdlETyaoSp4DNyrpJ_EFPJ5y7iP6XAVOM4DETPEXhnGxKplisnDZRXgZYqB5h34iRC1Lv_mn.CqJjb5Sg4iZutNzqs97dRGJidm4Q0uUmhh_ERnxfd04xhShi3k3gVHW8H95zCET3R6ptWBa7Fx88_dvmLRJQf2QRb_TxhPkIx2k1QGNP9rlt52h.V7F_JdtynOdqZ4KJ_TKJa90t170W.KJZUTGVPfKHTwKTeLZOHTwdoP0josGZKLvWvmLrNQHOtLTPc9MXUQAE8zDRm48AyBN91mXRA933tonZwQ4KDvYaYAPAeb7R7pYldm1QOWVk1faak6vnvKTEh_Dx0TYl6YuhAQirMe000OWh.p6filrGM7CaIoDe_f6WjT5XTUDW0EuAwoDMRe8Lrx6tkNIqlwdYemPN5.skcabeXrsy7QjpGiY7_1C6.HOZa.7R5thgjrz.3GiJAQq9W8wu1rpf7ImR7WOIJDhfVSrb_Yl8QfqrCOeasQoHsYrly1q6p7JIeX4283JfyixWmHRw4cl7Zk3jxRZh48DXDVXJTFw7cETKhIMXqg30KsGShnALVxXJXi2vIXtxihuVt6lGmshoJ8NQmC9ZFzM_4SDxEtUpHcPbuL4olEaK6q_DKyGU3TsPLVVfsJ1ynoYIgxe3BIHJHYS0jiWv1Ch9bomXMaiRzyaQret9FPrLmwVKwT6UfpW_aXbJMb05Ff2GR7aerEeUhfy2Y5oka_OgXDEga7.I0NSVOyt_qDgQRAy0bJz7njOjLfczhHFpiHf34iNQsQLf6rU_8pW.Spf7xQ8fte5G_1iToUEC8srrasU3eWgs9.8c6L09UfrVYrjF74BFOEwjnTgnOqHJ8z93iOzLyzsuN929IcXXcGmVz7KhB23O02gjFq_NpOpnwFoxN.ggWR3cVh88xv_NdL.XErHomb0Zz_sBTJ3k9gf9s4NN6yucmOL_tD3AqSIEegmtVtU.FbqEsXzK9.8eLsIVyn7c0Bfte.igYjO_HzMblTsL.GW1.dH2zt8SI6mgnDvZ1a3qgzImXzcMOgtetQBN0H4f6JH8ooYZNIgpPYeIgPfYnia9pwAUvuxmgnSIfmAkPnbGZBll7Ulkgy4LYd2YJbGynBxDQ1._S4mGu4wXosQnPnBW8Bc47czh39AogSGuX3.OrNDkz6IHv2atGX8v3LgF4oi56rCmwGohMUHs_1D8oCgsBxFVDLCEG6IM7xq0MepY0iErfnifBJuaHmdz5nLpP2mz2_0Y1LoxIZbdxOKMZ6oSQuE9lQmNy5WvhAYkNiibH.qOYV8jV86fk.6Fikey6PfQFiCtJI4bG6vnU0OD79KSqk9L0_xnn.fQgp9mwsEpjKelEV6hz1w8Mlrz93KWXairHXSOtIjuzQ6v1zfee431ibnZS4wEDqlNIgNLew0ZHiGF3_586Xh6ne8elKOOFF9fwQya.kqBFCGMdEQTti7w5GUvqAKWyvKh7.109GX9lPajQ5X_YUYeXI55ij24QzBiRDmuxOIBgLQrl3R49e3T4N526Al_Ww9zzssEV6YWE3edZNHJBpVck3LbzjLlP2MjwTXTk9d5s6_4gHBOouZE2nNuVXq_SXxlMEUdwe8.Ma2JWU8dFiTY7ku0uih2vDaDqwAxdJBkkzShcnQAnvSlMduUgN3PPEhpmDoKo44u9KNah.1WRhq0gRNZDpNNgzt3Dr9Ifbxke3miy7M2E45Hzzbpucwhs48TI2WEJI.YNm0_GnqKj0F9xEpnX.RwAeBmBGJLywWbNO4DOGqGpkMgVtszeH3axa.h1UqoDf3rj3xASGuXkRC2PWVzInv.Yp6T2fVpku4AFQ.6u3Obds7aK.BnDSxmpMWAjYF6OvBZyzHuJvizdpJZa5vr6_xh8IewpdhmGIhof1JDBmIhhrS2pHVAVelL7HXMbZkjPhCaBuUHDDEZgUIeqpNw.VzZ94nb1_VvNxYrUvPNQ4WZP6Gq2nN2ZreHfhzRC5gQhOu_b75b5W2NU9e12uceEYe48Naboxy",mdrd: "VYnix4QSc._R8cVqNt4oNWm3G0TZDrMQ6o.pWZi3Iak-1739390313-1.2.1.1-R6rY9yqR2i_mua.WeotmNL5RUNdocNxnRuiTIoqsc6J7ltLqsFsUF48YYTcUYQ.Xpy4Sf4B982CboaVmQrP.yW0yxrjVtyaqtMl3Mg7nznd4qYYzIIQwly8xzep4fv1Nz5KZAh2jdy1Yijo7bhBt6kUPkXrwPdREFFhPUnhTRkjQ2Jxh2d_B1ztagAYg7BkxcSHBAdEihYn.MIDcql5GDjigJrq8gYxJQA0Mk0QFpsC62Qq0.2BiA9APxWzLQkFheRI_d28jT_6m0VS3QQmLlD_N__jWSrPU9EqIxuaP7qWGlBQyQr.iFcExKWOCTwMk2RmWtgj9wkkAK7r8td1gyerZ7MOtiKDs1ywyCfbSJPx4pUI7ARAd_X_7Tvl6n94IzP.uAXk.HylgCbEU6v9Q9eBqwHnHe4B3C_SYyB06SzodlUkftLnRmapY_5_zpnj2SNeq8RcbhOc.Gs1012nV.xIbKMrdMy31cxaCVdRNvcoHFagWpSaKSDshqYd5noNv3M9_EN.wIDk.RvSjNYr9nXDFwZFDu20uU4aX_UL97G6.f0Iu3fNPOb6FM8BALD84C5c6jYup.eL1Dz8h6kFvQMJK.eHeVdH_OfUYrgxNHKqTSHF2J.246fCtKdi9DJw2VSSLAi7JwePa2yNl7DY2sNgBgx6hHK9QTQIQtq.gAKQwRAUbuW.091vmoAWNFu1VFFhch06GrXATJpp43OXvwFc4G9lQgTQSAWkQrDDgO_t4TvlGQgJoowZEs.23ojZeM85Te93tVC5bmmsjSFw_O_7.8hdeEbvPJcIa8bJaWzMqZHWR_P794JCs0j47fV3pQl0GfnWsccIVUbrGGZZ4Cfrd3hCqMLZ9WuF0efpEomhXEaBeTJMd5JmqjOCuDzgqnVS6wI0AoNJKWFsOln9.HFBUK_9V20Oh9BAwW8DwZ68QaY.XMooQ4jETZCOVNnoLfXdxbTvg73QmqC2vkJ3NDt3ftgLKQE0V68RrqAFqTRvucSjPxAbBkls.vkI10ybmMId.txeFevo8n9O16rbaNwmB8hQLW6JejK7CHEB_Nl1RBA7Do_QonffKkLKKrNP0Dn2NBVPGBO8IuIdNBxf3.IGFEWKZ8AmyAimWgazavL7v8xlIByIudwmtBGw1cU0IzhGUHIzXKf3O1xrBLvA09UwZo8XeMf.pq6AnXTNPHYH3pVZ8NQQIP8c4xzgZ2PP4w._yhDuBauVS9egmY6lE.I2TXqaNwXe7PGG2ah_DDNg7Uazpew0kuVD29Hr3uNX7Ej2qEpWMbD11_VE5m89.mBecxv7ZEroHi0zcY4iuYuyz9osXErDs93_yfCY8N9EfG6dLZvtsqZov8fzzoSUKqUWKXFk1X1J2p9EHtcLHbtZcmg4lIxA3N443ENp_J_Of1FxxmUFuSrxyF5Q2zJgAc9F4TrI4lG_NN1j1_c1nb7T_BAQnevKeuKcKc5MflxTOMgQTyJXK8y.neiOy9n2U1BW1n30NO5.dBhPV8arTtMSNP1CiwIv9A_t6HuYVadhOOtcu3EW.sOm2s3A067SJePa9OdcIfag_mqv_pUOcSGLwRiBX1M8Mumv0yZgi7YzwdVCVpnhkKy.x_KJ58POoDUgt066jXrUW_C.f4YZqD3b1m8O8KxztZMjfNqF_Qu4J7B_XHz68iw_KVxms3QIu2bZXyZy4L9a014O0En76Xdbsx5ahi86t7fgdJjJPoo_c4I9JLwhVfQ_WSsZvaXSBEpZ7F.Kj_caFg.b.YdHc4x7iS9jocF7IfT83gdiTFLNXICLx8LoiocaCfLKlMzVTRS83fleUCPCIF9ZroTkzD2I"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f27719aa7d6f7';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\/0872935146?__cf_chl_rt_tk=J1rkfFkJ7LNlZvGZvExV2VhsvA9skGGCzlKuvUG3U4c-1739390313-1.0.1.1-6F9AVl76hGHWfMVH6_FnkUmShO6yHNnOTyjEFZAB5Vw" + 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