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.

Source: https://blog-430383554325.mit-edu.top/post/2905483167

  1. <!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-430383554325.mit-edu.top",cType: 'managed',cRay: '94b9f7cbed553937',cH: 'BwBcQGyh_B2k2rlKJCZJu.tnYNqK1NWv_gwm.kjQPDs-1749234490-1.2.1.1-1wWje.Nx_TzQJpDtZMDe9FEluotbbb3NJY5cg0uIUuPaxygSCDLQ_ew0z1qO5Fvf',cUPMDTk: "\/post\/2905483167?__cf_chl_tk=_9R8tgyVZmD3FrjbDw8Z4U39TrHZWsw7GzZZTczf0do-1749234490-1.0.1.1-7XCbRNjOW8iZw911wBq9QCwh4wbnUCLCB3daVqWn.DU",cFPWv: 'g',cITimeS: '1749234490',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/2905483167?__cf_chl_f_tk=_9R8tgyVZmD3FrjbDw8Z4U39TrHZWsw7GzZZTczf0do-1749234490-1.0.1.1-7XCbRNjOW8iZw911wBq9QCwh4wbnUCLCB3daVqWn.DU",md: "u6fhrsfR6ai14Qnalv8ejo2ZnHohlpPIJrcU7iQcPuI-1749234490-1.2.1.1-ICih1XsEU9iBYhQCRvQraaAmsNic4Fj1yKes0JWxLrf7PBBPRt5g2kJF9jFdDP7TJfpOUZXoPY9JZwu8aYdtfDNkgFBfbCP3hGzXgIwCaepotSsL3OrAjrDBajgCa_5UkF5LSAwdCZqKxoPUnDVmpOEU670hfZjW7Gh02gcQmAMqX1aJWaFgn_nk1bQGfBOMCs_OCICvuhE6qdqqOE6zLr8h.ayLMZWXnyQom.G7nY3XI2lnFH6e_ieoq0S7791lD8Ts5gdyKDrV5ePObGKY1VlozbZiM03V5W9mtNKqFgv1_5j2QiKRp5tNhIMLz0NkQ0DD5_1kvwGBqqaVe6W3hXlFBDiP2WSmtT3Klari8_flnu5IHV_7u197zq4QHabCTAht5c5PLiRXzbrPHFezbuwFhtVcUdGi8Q6KHq8xmxfwogghdSXpINkXRedLqGO4PkYEUGGZCx3uXbZea7y0FNoDJDTBLY_QIa0BAZBx.gsvRj9I8OtxAUHT6hv5387IJ5h.d8HGoCW0_usuJ0JBn_LmDBfTTuWacBauyyqAdfWwPrwRsfY3XojoeJglUkG9qVX37x9fg7QzvWw74wWMz7n6S2vFtjMUR_czbEJmDDWx9xkdnrOntoCpBKZOxKESrZbfQ_w1XDdcOjevU0KzUF.cDy9YkpFfbzj4p_aT5rTDE7M1LdRyObCV9e7jDuHYHLGb4PU9c6_uls355u6AThkwU9dOx9G0OQtZK2jbj9csAV8pxxePdQPBLCtrm0EBMI6F3ZSUexw9dZ3IHO2KfeLsAPSR9IV0xSLRLPdNK2W_xdYIqw1pZWeENK4udMDREx3CkGRfmX7GQZc3gB9U6w",mdrd: "68XRBsL3vyuH.kOWqOyt4ZG6FRuocWXhWskwwL_EPnw-1749234490-1.2.1.1-lazmnix7My9t950J5lSvqagPFn4Gybu8790PJpVcvPzbjvk2MMY346Bd8mEqdMOAcfdX7W1MrNy8Y_sk4NuWz3t8qKCGkL5toJfHy0PwFBAthomXiZMrAJQraAyfeC051.bwpMudtK.rBRWxPEc7RqJiKI4Kt8MmgcydsKmYPS3oU061sfdMUaQrpqgkGL07Mg2XttZST1.hLtNR2j.ut8bSq_axyISug7zyIahfOkdclRySO5C6oUznnBr5Ef8VZcg9qXESLSOCqML47sJH3.5HnHniXK5kIHPgawNFIYuQAibXmJQcSk5.XGCSlOiNtmYRQy_uqFlyMHlgbXEBTbiuP4UyLaruzxkoFadCaQEWPnMB9u4dPi5nQpMPs2_wwyguyL0RJdeqBY3Mc6jaaN6fI4n0GVEj3P_lM.5LHRBlJ8U.BYfRoDByh3lb3R0Zb5Mk7oFXP1A34r97xNrXnj9s7JeFcrhhTQ8Ip41HtID2glFteOe73AVYZBrxNYuyp3kwPyB7C6WgqHBB5U0lI5JnY4KV5byJv7GqIz.IgjGtd3npRuIdfKhL5YR4gy2XDKUURJx.a_qMwcdgvyhYi9x0vwafw3VGyvn2SxP1pUbahi3YolQg3KEvXom_bO9QrP9mYqz9zDCQSBP8rXy7keUW6AMp.ajyfB5UnjkBg30ZjSv.mncGvgQwRi_6Pyc7cr9IcgMOo27EugwjOCAS7jph1jn0ZVfHTNju7VqU9HVsrJwtPlaPVfItvFiYztlRvc9dXj3GJPCH2u6AuhRjeaBRmG6d4CYdnbw2A5P9hCR7IxTBMiwIpEYTh0CG3GAIBtWaZfJijRX.PSCBqFzlPkFYpIGODFhWEh7xh5oD1kTPkWqs9SZaX2e_qWfWU5XojE4ETYvpdaCWKGLHhTPGccgvnko31ZArfdcsarai0dOp9V6X85oxcC29NEhiNe0KGnnrEpCM5l8KimFBI9TYaZtjo1oE2m9latlfs4FJHlcorot7naSmJmMp4lYxDuNb5_FDJYKyXtUsSTlvFSVgh2li0kP10RQ8MkH55HwICxmzum3azLFMC84Kdq.SEwgbzytambhoC9wT3KfIEaralydwIJsspYZ3Hi4lBBp_TIfF1tepFeTNsuutVW0Wzgbi843dQbwO8Ua0jHYkAkY6yqloyR5F8sef1zDWIx_MsQpb3IOQhGVZKPOPPhTXjdC6HH_VtP47x_QTrsbl5IhTjHSt3J_75J5NagDELXGK3JJafNCmpD7rltfupVYrkZwvRq5A7x4kxhVmRTGI1wy68lFyk5steOlGHW77QGIJayN1qBtSOPUguT3tbHiGsynDweHjYoKDPJ1pXoaMlehD_DzzgfHeTz9_RzXq.4GPHzm4FOOTfMuejK0smkZcI46YtzA4tWWuXEcCptjsW83_LROgV1wdJR1StkqKlGMEC2Iu4Mq_GlKzYs.xf_.uk.lal_YGJJAzToZOQN6AuR7ES17QSyrIlYydvPFGAtVOpJ3n7.5a1tgP_gYcFNwxGdPrvRKlQEuvXJ5DqtP2EX32NkK2WPIIYPNRSVSftrB4SFyQfW.hxO6hVzg5pCo9vBVoDP6dPqC4LC173Wa1y3Rnum68BKoz2Y.vyhtJe1hhElaAG31F93PGSajkFnDtTtuxklwpnTN09DJFFqiTDASFw_RpOzIEsJ674GuXUv8MRLCWbax4YdVTrWQKL90CWBgGDaDR7Ll.Gq2u_EEMzZIieFCpHroFstDVXMGmfrp8D.J1PleS7C69cb9cwMjE4Kt0bpCwTDtWx4b3f6mxRz_h.mWeeBEXwaNl8nvEkdubyTXKTCQtFam9yY5pL6Z5Hd5o50xhPf6CBrspluKcCT.M8TWuIi5Otg.baIooKpI1mzi9qZNBidAm72Zypwv.Oj2K"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=94b9f7cbed553937';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\/2905483167?__cf_chl_rt_tk=_9R8tgyVZmD3FrjbDw8Z4U39TrHZWsw7GzZZTczf0do-1749234490-1.0.1.1-7XCbRNjOW8iZw911wBq9QCwh4wbnUCLCB3daVqWn.DU" + window._cf_chl_opt.cOgUHash);cpo.onload = function() {history.replaceState(null, null, ogU);}}document.getElementsByTagName('head')[0].appendChild(cpo);}());</script></body></html>
Copyright © 2002-9 Sam Ruby, Mark Pilgrim, Joseph Walton, and Phil Ringnalda