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-468087743616.mit-edu.top",cType: 'managed',cRay: '90f7ec3c8956d64d',cH: 'PCpc5Gc4rpWXeLx1T1ocRLUgWP7daIB4.AtANS25hSI-1739146715-1.2.1.1-UeEyavgw.yJWI5z2J65rIFB6VN44_.Uf4L6xYOTwab5_FUhYdPliwZn5lDMCvbEE',cUPMDTk: "\/post\/8354791206?__cf_chl_tk=9B7uiuR.lD3BPRl5aB8HwO58F8gFhoQQPhYCn34MFlg-1739146715-1.0.1.1-jfPTNjKAcbJg.s6ihSa.xKNIAkbjRFGfwCEWaez3gjg",cFPWv: 'g',cITimeS: '1739146715',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8354791206?__cf_chl_f_tk=9B7uiuR.lD3BPRl5aB8HwO58F8gFhoQQPhYCn34MFlg-1739146715-1.0.1.1-jfPTNjKAcbJg.s6ihSa.xKNIAkbjRFGfwCEWaez3gjg",md: "DU4B6XpSAWFsgvasDNhoZcq84m6DSvTqHlenlgLIg8A-1739146715-1.2.1.1-U0Fgt.d3qwYcL7cNnTUYp.irOTgzK0BsrUApehq8MkQnW2OwqZF.KTuRBTEHgGxm.FZ9QO.SkfQxJkT6VcngctkmvZ3e_Z6QzAKnlGRzlPsSRpahm3FBBwze2SdrYCmgfIE671pZohj_f9YaWSIG5yssEprIYG7iMK5.UoibWoa44JJq8wmCwLwihsxVl3u8YqRFxF1pUeZMVtNZHXCzvQkRjY99bONc5BxcsptTjVopIQdasbIAhG1SD8qFpVE1jheCgUXsMBpQlfHflSh._tPW08c0iZGcEfdZ8cPIpb.d6nScEgPaSXWwObldKhlKntejMikhLLOsxrbjEskbcAGmnFPv0481rCdZP6ajJaOSGO9wb4ooWTGTXiZ31beaUakkM3L764WpcOi3kWUWRSBAT_CyxSRkGLIm.JECW_lyuuTs8X3x1AgReRP6cj.OPkSOm2FzExfLMa0_tW3XgmXfm8bszRwkKegYkLgvJgX9KwFOX6JD9fZjALiQniKY13nSURjeXN_gWTlxzfFt9bLADtSR7nOS4mY72w9Au4XI7ljVg5jXpCZJF5_YJ8ztTZVkLHhZdvPOE2amMOxAGuURJns.6VvPuAplhKhUhTjXpll5K3wiIKtLmW1JPLuU9NCiio6scy2bMBfvOhja69V3gZOr8fiNAMUVxGwQPc8yKzasA4y5Qz8H9nAz702kUSvZ3B3Pz3vLwRfpB3S0box3JIckP641lv4t_1hQP1l.oN_BXUl9QtlEaI63xKBr2hYS.6OLaZV1J13XPrskmi0pAkNomVyyMsATg86VoQM.T_NX1ty3BnVbK7LLfcUsZ4DU941rumPxwQ8Ql8bGjhQGmV.4mmIcmvrsH8gUNf.joRQSTG9Y8WiAsuXn6nstzZ6W_TzMR2RIqZ_T.mWFITfAFHHpdNugqDr8NwJ41f2ileQPmdF_MrZcm3SiuEowbYvfMARQtQgjq5dAAXMtps0bnqoN0B0uTuv93KyO3tND19Pfxibj3BkDOGa2_eoz78TQeWPbF8fu3jhGKJ_M_E7meyqxBDaPE1vHLi66L6tAEfPcD6HAX8_jScVAtwKBCuZKmVy_PX6eiX2ogkv4uYq8TQujJt0aXi3HdBcFx_O5SK8nA9scL40kNTj1EZQzda27JMHKLffyo3bjnqI_3JK1Y3h1E.46CCELkdiXZ.N0IZqw3E4w9OB_to1gHuK45xzKu_XHBpGAauF_3zfilt8CGMi3XdRHAQHS0gKH.GXv5iB3LEOb94TXxFCWI2VLdmutCY9e3mKWtKmWZnaPv4.yghCkx7FqVDNlDpL5CEMP63ATOjhy.qYa0WELsQ6fX3us2MblR.LkqkV2U4n8OUMluTHMDRoZhgpNcdyqv4VRzO3ExwKIPHLS2P632BOjs2Sv7fJUugMpFdytMXu45X5b2z47qbXCjp_6CjNllGQBDbWg8EqClcJRO7Yd7gP0lUr_FFl8L.gq3fdElQBkctHnr99GAbrzPRnwBMfrw4IXLQdjeV5pwUzMhzMXOtyNp2yknm5E1.aAwGfWmDIRKfSw0pyQaVetPV6Yv1bEZBy4aaHGDTHtBcw46dWtIxkVQ5_BFxSSDk1BbpdJ.t48wO3D7TSdlI5D7mE_6_Q1ialhEPMt6EzP9x.vkGr5WYAq9DXoVzJQ9XRAy9edUR9aWnY6eGspjSGDUxTU6MLAuNqrV37MlQpBgUOHSr62JhCAyhwkZfltIx_0kueLXSt8N14sO3JxqN80Ow5cDCXBhqtjfAczZMiEBUcdKegkhimJeaocYFP8RrtTS2w92jLbr1j3SGME0DWeO5fyCaaF9f69MMdO06.io0fCH_E0DzDxHTGdidfPLN7Ida2GK_N6f9M_BA_UEUbREG8k62aYvfsR1_0Ji3fsQnZrUOmtzwrb2kx8H6BKm1234P897lvM2quzx7KZ93l3xH6HlHAAgo462lpzfrNIw5QaaIoGiRm.TUxtmQeFq51fFQL.oqqOloEWVid_rUMqffaqj1jOdObZoDIxVSaHe3UacoGg8fqESZ9OaFVgwO6bqhF_aA2jQl1UFN7ZhXz6Ous0nRZdwF3UpXPVGKTuffhjU6VC0FcVtAvKcd_ev6D8E9eHlA6fJdedSDniOd69As6hnsrN2g4cZz_CgYUMv8rYO2TaAe50_RnPJLvtgHKtn92LFnmWDr06a5jUDBenFbSEt4ZmL9kIPPEQEF8uSPD18IODNOnZ",mdrd: "mPGbzzLQdU0QOZTYP7ttcV4a1O8m_wpv.RaHgAfqPng-1739146715-1.2.1.1-uycgtMtg7.L8vcnvbbneKCtennfbQ3hE0eYbboMnN9rNH2eOKoIyM2GCqwnRdFfHhsjzSw5C4wjJh2bfcRiFbvP_BxtgAhie9IPY46DldZcrUJJJv1gKaQH5CD434XbHC4J5v32Oo2xlDdZT76P2uYA3V.Xgm2P1TN9a0WDtXCcHVyK73Sgu9O0WKays9vnhsIVRo460J7LuDkGB2exsvBoYtYLNvyN49Z7f3Nx1vGfcbOrvlnjJ4.ssB7ALlQoVcDnUmFSx3zR3H5T32R.VG_TTQL0Du_CjltutebIJoHyEsArJLLrqZINL_kGc8PkgNb5vXX0AhXgucFuNqNz9js4DyCuOgVlASRLO9SU_YXe.MfkdGqPnnTxTA4rh38f9neGWoNsNBLxXM.HI.Vi.nXgnEqAVq8VyXVB.jqAuDBqbYmnOT7jggPDDIcO_kMwLCSWUl2N1QGQ9PNW3K5vNNqJ_8c6FSuRjrhmqttTTEF6rSM0UP_pi6VTh3uNRjJeQckUzUbrXVps_1jgr_0C8BpXbV7neHgnhkWKwwETWyT9z8KnAeKSnk4x.4MDVEAaWYv.KmkSYU8acqQd80M3GAMKDwwo3RwL9GO_Wt3Ew.ZxXrN9Y7NQsk.._YBP4kkPkrQwFFAxwPBslRB1SGCqXIsHpyTHrl.MTRraeBuXpcXTchW.8Clv7a8vZQ._daDBixE2CvDSZq05_bS9M4qKj2WtYIqMVgl1d7lPliKLcE_3txlI49Gy7PP6njBtWI_HhXiHy84qSgOv_uGDkEkZc9EjMIhVuFMeKLJMoqEU5Z4F.ysXPUMSGLHW.p.joY_dzDdk3EvAaw701KcjSbgMcxgluT8nZXWpe5nOKVycf0KcKVvB_GFgRvS.LSezAgeHLSmqJI3._KaAA7cRdRcw3._0vOCfP4ra.K44NIQXW9OCmiamE0xJPm67lLLiwzy.jY_kSeH40ebp5GqSTMjXdTObnumZ3J7uASV1IZlIM_y_ZYDxG43TDuWjJUtyRdeNQ7qctm3A4JveHW_sPTbbH6899gK5BqvL1tv.4tkaiyZcm9HzbDeAExulVtYVjZ5HVNEdMSThFW9FLsKn_l57NL76GX.DGAnPTioGj2LlONjZMF1M7Tnx6.MJAyE8SHCQrO2gVs4ho8f0S7CusAHLbjfMjRuCSLbz7YlRWwBlkvlcOo50uZmYhwgPt3Feoq_i2TVprjf39Ad9H7Do00LCBXG4QAKHbmbtBs4HnkINpPBfRnUsqQmRZGm9HCkhMDlBjgaUS2O9Y.vx.j5UWkRdGyGDhox5NP_WXirVjhNU9lM96UBqDNdumO4oANpOio6lhSnmUZvNLEXnM56cHow0gXIYyyuDEAeRSA0VVNVPdua8RZhYlYu2kClzsDtC.WATZPTMZr0we5cHuunER.Etak1dqIWCohbB5SFoXyesW_gPLbpXf9d.2YqFEeItrqZ2yrj_q5cW2mkHqpEnThE.pw_xupZH96pwPrllPvGfts1eoA.KQeIoJKsdfSuI_qXjdfphzKr4kga0NdK6Wav2pkhpjGF_I_cITNvSYF.7hvlnt3QUzoHZs6T3RBMXGqdmdbgnK4pbnn8GJ_Eu9YV.jkIyXvzJtBGHMxxHDNYd_gYvIlhTYDKoM8ggMLx0DvLey9AuF.x1KwxbdVOoYWgbVQApdjBER20mfDLdfoC8eUtnzfRgSs_qfEzTsKpncJZI42R0jFbhutgkTK8D6aoNsndgCOUBczO6bgsrjvW.YrAYkoYJLXfZhb7ZC9o_dOnCAmRB15TOxqT.__Pem87TN8e8TfEKmrSe.ybmRBd0gYoI"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ec3c8956d64d';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\/8354791206?__cf_chl_rt_tk=9B7uiuR.lD3BPRl5aB8HwO58F8gFhoQQPhYCn34MFlg-1739146715-1.0.1.1-jfPTNjKAcbJg.s6ihSa.xKNIAkbjRFGfwCEWaez3gjg" + 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