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="360"></head><body><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-188056549283.mit-edu.top",cType: 'managed',cRay: '94b154c3edb5586e',cH: 'sM4Gc6_0EuyyFU0ZqQMlHyTUtCWHt6Muw148xF16fHQ-1749143926-1.2.1.1-Lxy3_qL4tTUmQ0umokPeJg2RUnaeqCpAC4d83JV5T0ID3doUriolmV0Q2YlSLJql',cUPMDTk: "\/post\/2573019486?__cf_chl_tk=ItP4n8OkOfi3qoXO1JDxUrb6tZ0H3tbazUdulXMoeUw-1749143926-1.0.1.1-T6c3mexrK2YlQwQhYRW_O9FgxkDuFnsjFQOK5aewgBY",cFPWv: 'b',cITimeS: '1749143926',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/2573019486?__cf_chl_f_tk=ItP4n8OkOfi3qoXO1JDxUrb6tZ0H3tbazUdulXMoeUw-1749143926-1.0.1.1-T6c3mexrK2YlQwQhYRW_O9FgxkDuFnsjFQOK5aewgBY",md: "Jtoen20DZI1HnTPFtlBm1d9BNrgaSIdK94x_JLPd3rA-1749143926-1.2.1.1-ukZWtIFMnULVINbyQWh6wfAdRCcIE6lDhv.NHAea0LPlmb31qAHhcQlOdAGok1A.WfGGdOYUTCuheoyY3gx86CXyrsMv1YU5FOUpcDmo6N19B.Bc3jHtZPnPcCa4YbrgUJywS4EEtVhK5nRWnauR_z1JAXmpgILsZSlxiycQ2Q9gBFr7wTdHhrCWWm9tBoCtSDi_i6UFGqSU9c7FdRGIfELey71_MKgmmSufbMnkGPE3x4mjTIxZfDDczwWMxxsbESKyRgXyDggbKnooMat2BIoY.V.U7H1hjMnv.napeauSP06I3lOBV7cdc_c99P99NagMJLTY1Qj7h8FpBhV.LJoxXWd8IiPEuzGVflL9pb1WJu3wma9hjdzMIycQdVqYVkbJvvV77JQcLrmH1bWibCjqWYLBooFW0wdRNUtRyjlEyvEAZYO_RfWVfSVnjVx2DU8VOvd6j99WuRSiSWl87eVsM5yePq6D2wA4DY8_cxnsy0YB98jPTBF3Uuo1ZQJKDjFs.vifq6KHC1AIEcaOBmfUkYen0hnuEypFcVvP3N7nim6ji7VeXCv3JrMubCBQssYI9kgRvY0s16LB5ZxQLN1T4PGwZk06pIAI_D7Nja9hVuvEBY8KJSHE.ImiVp.ifvpz6sBGv0liPpXsVjqRWkr94JuXFX0JMSyMwuq5gPoPNIMUhAxOHFjR.wX6rPaZdwjIPJnVyawHJysSJdBNITj9.1I0wi0v9nJvfPaXtMwfCzwYsQ7nIbS7YTce1Q_6.yByJiMi2zNNuVk1pVaaKyNSDidC0pMK1f1QdRbD7ZHGpHjfl2Q6NzVtC9ekJxNLs4UK74hZs1Mj1XUAX1SihQ",mdrd: "6ohkE_iNKgvlalTyQ0CchGy6t1ekRrsc_9n8m2XJ494-1749143926-1.2.1.1-4F5Tiaa80DDRmhD.zDoPhVYZnKcCDPL62Yg5Fyk3zFCG2g4U0RHnLZR5rnWrRv3AcOJIquHKRh4C2BAh_D83AjGoGXlif2vN9M900fLiPbt45sCymEWfLuKIAzSTwQbjX8ca5sWeRFpsxHEwEwI1IeenSXsMnwLtPP39SqQtCGmIMAVB56WHchd.2ZC1QDoSs2LOrNUyGrOmGTGhC8b5rXtJfKt.xfPMFsU6EPCdBeInlvPPmsGR7rNI01j.ySP.VMtZD_guI35dBmL_m8TDQjUlg5OgevPB8w6FcaccM.f_JDULHQ8GyT1H5tqtG_CJnkkOaAdx8Fzeyhy6QOmv5Qo2OS8cF6dASxGfWzBNJdAzmlT5oE5_wZWz83SeumrIfH2sZZZambg22tB6vi5rkHOT4dSmxDWR8LawTvJn3C_EJ6pNf0VWWkgeIiWqpRxMfxwXA4oa1QVwoF8.v14HV1YSeyFZD2QbSTN343II9K3wdGRR8nbNs.1Kn9sbsheCIvlYLNFWx_mS5oJ9lI.AFpU1g.vDXmgEjdbSsPFBe_yqvRBAV9HULwO4eGfhmpRYlcGGv.3UEA7Nh5O54iWFxVH8.4Y7Fulkd9HcO3R1T0x.8xfcJ3LzLWB9ZU546LQ0sfb15zHw4eLm7bnz1WE8RRJpi7iVFVPlmUvYhb8rZ_1hbRXBuObM6xX0yr9K7BHx8AjFpN74ECiJAar8x4b9YcfCDrsQFaDEgdQxuc3ksJz6DT8ZCr8Ux_CkBGHn9STo221ZCOk.pFIVz7wAw2QsnjcjVR6PoLHnQYzGYeN7v5zirrmTff36QjNfpBMfkpx8v7VRCQJkHIpClwRbVYsC7hFL957.hnFCaCQp4600Fjm3yaG26ykE7PoC0zv8xgO.Xg6CjNiaHr_yUVDFueSmAJlZW7nN7g7fwNh8OtguZ4XjnthIpt9kuMtIAGYc2jTqJZ.vPrMMwdw2s7IDKJA38vx7LMEFuFv5yQkDZPDvgsZEOM1FsMf3ublXTaTQMF1KIemlpofjC_iFWhOPht5fSSAtUYiIxThAz3hZdBIg3.i80OGydyb0HcHqMtaMMeW88eD5FBnki4gy917RZ6SoQMpqyHtWH8049VJBbEoCPyS7nrxYYAyK8n95YyUxwuRjWyL_8KIGtbU2FIOYePJ0wt_f16Zr82JultkbEYbNiFASSA1WPPmgwGgBvY2JQ2LwEw5HIYlw.wqU5iDQggehvlu4JthhB7xSa9q.tYEP_0AP2CXJE9GENaCgV4kMR3VlbBnniHofuaGRmvzUyy068jTzdOV5KSbmhOIFNsQbzO8Z1fJrl399HExv9zH5GhWHoD0dGCToZQK96dgOf3Zg7NYRkXFzOAI5g7I084XbYl2Bssj2K.ce8..K.SN3hqLMssgk9sxmPzViYzjqRyciODpC10slkNWeMrVe_Z6U1OzzTPXbA4ic2izUGUol0xzp6JT_tvzjdOtIt6ZwoeOBjztaKrwdDli4RuXSZesA382vW.pbMeFQEDNNyI75txc3I36pCidZeVAQxyJPrezGFN2hXMpw0UZgFqBF7X6BSIUYb2LRnXo_qrTswCZbSGLB1syxBOOjFGJuSsQdPLCJfWxRFj9jW_6earppRdrAE0WL9qk8X9p4fCIJvlMP9scl7Wyabxh9zqOAly2MWh7BgCot_hkk7iKSUDA1sqo.KAVTKAtRa1QF.e6LYDhu3_fpQGBG1uRIkOZMsSj.in5l_FHyxLXUuQ.Gg7WjK6W4EQDiB63T.sZz.4f.yNRYuTbSO8wzQCH1hraCdgfcxhcPosuNjKPlmp09BPNEapRDMaLTDXWAj3vnPDSNQBfnsRxkGFEIcyIfW2cJ0DeR2l4a9Gl74kbQ_t9intu4HJksH1LfYmERAXCT79lU0svOFogX"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=94b154c3edb5586e';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\/2573019486?__cf_chl_rt_tk=ItP4n8OkOfi3qoXO1JDxUrb6tZ0H3tbazUdulXMoeUw-1749143926-1.0.1.1-T6c3mexrK2YlQwQhYRW_O9FgxkDuFnsjFQOK5aewgBY" + 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