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-155563795327.mit-edu.top/post/1786235049

  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="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-155563795327.mit-edu.top",cType: 'managed',cRay: '91103ed1298a07c9',cH: '8MlDxVTAYjkWZFaC2DEIG3a8ill.QGbzxZ3.2mWzUOs-1739401756-1.2.1.1-rz4mrEXDqZUK8.TFpo4mb7MJYsYqgvjOEfsFY6cF7XyojQdZ3ovgSvAnQlyM71wm',cUPMDTk: "\/post\/1786235049?__cf_chl_tk=iBHHjLcQJ0G9WafBcm52pU55kgvjW6GeNJ5otmyx_Sk-1739401756-1.0.1.1-pm1mpkZ86majWoO2bTDqL_G7nV2wHRgd5gMhZzOTYlo",cFPWv: 'b',cITimeS: '1739401756',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1786235049?__cf_chl_f_tk=iBHHjLcQJ0G9WafBcm52pU55kgvjW6GeNJ5otmyx_Sk-1739401756-1.0.1.1-pm1mpkZ86majWoO2bTDqL_G7nV2wHRgd5gMhZzOTYlo",md: "jQBF7kgm4ZZAOKKw55s1K47OzIn7Y9KVym0N4W86iLo-1739401756-1.2.1.1-wZkaAI7Q24WqsJErd81IWrAA9PylDVaOnUWqPF55K0sXVbs7nEQhqurc4b2zk.1wjSi2MEYfXOy7WCwN2xw4xXpqmgDpxiklXjBM4ODdHUMvExA4IfEX8jSYrPsGt9ZNeWfvlQW5OGAoIgXvDxtBHpLpCV_F6h.yT4W_wjuIhhVEgEOmqZkYl6qQ8RwhP2NQDNiTuhCQlx63EIb0.9gexGwm2eSxJ0.WFegY82o4QTp1rRvBYh9NP2qVYPDWoRnoxvPsTui.celFQhGwu2r1StZi5CUs7xSuh8olBPNObrbh9VnCWL_uqLQLNeVQxWT7wE7YM9hGeyZw.kzKlUqyM15s3hlLkpiGOrQGfdLa4.laLs04wZJbwQPFVOIM0bkGi7oH9j_n0J80wDww0asFhnMRHsAKSg0OhiI_LQK5.QOXdhux4BlyP_wo0PaOS2XfgCMNcw22kS8ca3KnuBUTTJ96mnzJNvsHSI5FNrhrKp7qYmIcm7PKD1gJHAqGw3kHMgToI1GAUt2G_CEWqTyjNKv9eQ_KS1li7u3hMIOHsvQQGzm.uZBS_AhHtPKxazQwD6VqohvqTZFCIbQR9fmxWy3TgtgIInU97ydQSuCl_9veNvBP7obAzIATJrZW59hxFgzX97oDzL_mwQOu0z0jm0T1hw0hywTGl4uLjhWDREgaU658NUojkJMyzJyQAT90FpJ263QMjMP9UFv_skYgbot1H1WLsCJXRUixthmnOafEMSd6CwuMF4LCgzCBWgbZDT8020FMOL3E9KF53FeKskU0p8wn146IlVZwXKy5Seu5WzS8yQce9z5z6zoLFzdg0ITsJvI0waPe5sRmf7wt1ms4S2fX3QMNimXQ.j45w1GZMCmbcHtOilrviTU70vGsbJNbB5ZTT9BoZMxRQw6GAgicaeXFQITgOz5nLeYulc8KNt5ZBUCRX3prymxRtSXs.b4FUzjJqpgxN2hPrpsu1FikvCSQv4ztBBRrW4mv5XGHEHuBfZkJRO1btLVTZpX7iIBiJ5MakdqDq7cI6feYhfEMYprG4_pZEaBSeRkBjzGOirnJAwbnTRB79DSZ1CQ9MKEIQVUuUg7_VbLo0DyN5z4OHnjnv1XVtUzwikvCDv8RmRDuxr54UOgnLvTeiemeoxi_qRAcwEi2HKZftLCslIYC3wn2KkVrtKJJiCHq9IwUzsTggJAL4H0S.pindtuqz75KxKzc4Ie.Giv2gMP9ljGcPvUct1G.PEBosgbSaDCbJIlM7dVZ3ibS.GXgnanJG43qv1oCalzbUI0yU91ZX79HocClvmYXYXlzKA1QlnjGbWbFhj8aDTGhBEX6pxiV0_0gnZoiICZrTTf.hYwdHXrAX1wsCifNuEuzaX2QdOI6rXax.1gnzSrbi9lNA5_iu2ZB6BK0gAg0Z4YlkWLYqBxMu0y4OO8z07O9Wa58qesIZdrZUV0IcryM._MS2HT6N6igQu5daUW6VIymDxkkL4mjjknKn0RmOGfFpUpe9rkIqTxOt4sCQA6n6k1oOdsiEBRdYsub4JHDtVVQSlUWCFT7B3o80Snwp3SeKifzzjvy0Iw7bPQzB2ngJSxtvKiZFlbXEqJUL7PPfVazrU4iv7fU8r.dFqfJo8jBzsO.akiBZMhVY.U1ij_d8nSTpAQhdTAzoQSKJMTdJthezJVQCFngLyvQIr4xEjix8Q5KWM8QhiFOzJAdErbmqxAeM.SXAbVqho7r9wUONv5RvOsRQRrRt48qeUWfIf8fgt2efS1MFk4K8lUwPRulrXmBf5FxoDqYTA0B6BFWZhKlbL3.DBk97LPqnyjrXuQVGhqCVIwROalZSOJOcmoBrpmFuoPYbaGKn1J5mA4fUOk1dKEHu5tVYrGMUfaA4QWXxKycMLJHn8OY.dq7J165zvQpeo8sbQ7gCVhXF..xkpLS4ChuXB1R.UiouOR0izHtOIlxCzHiq2v5y36KHjjD2rVvDWa7_Iq6WI.HTkdLIbYRu6Wl8FJfDtIOWyxUaSBktNQIn0Gt_q2eOboU6sgWU1ocCGWGSEAyUbeT7i.Vk1S6ByLxg_aMO_5Y5x42gP4.VtXb8i.jHPmjsSeaEjHsqXAwaBvS2NPh1yq8.dJzkO8rRwGX.MWe1kEb_8DxTHBv20jdfI2EdnnA.AZLGfC_Sex7_YtmTqGeRqQOnli1RYusW1Bj9wWPOGP2mffO41m2FG5fNaSqvu9.JHKxcO4QWNY7Ww3L",mdrd: "6sO.5wj1ywI0sTHbQO_6Ib2bJ9vxN4.sEEaZLy9p9IE-1739401756-1.2.1.1-rGykZ2H7jLSNMUOiR_bRiAfP2HbwqO50KDMgZuq1cdsUUCW4q6Imj80fsWGtQrEO.fNAzrVDFmXD06mcSL0nGfn6EPlKleccoCD.cjNg7YCISueHXiK8ALwjR0_awaM_fqOQf6eRwnupYCr6ZN.bqCm4ZvNi5ve1Z4Nwg_dXgyYioqNtBt1jDzOJ9_YUObrSPPkQBn9D56LTsquOsAA5i3ZW3LhWHWfwnP.QcrJCnxodz5gFwkRzVBr6bkdBKMuDrZrdsAB76bf4vBD8TxeSUi.bWXUMBAFAX_BWCCnVY_p_vPAjsRrCVlQ5SKeX4Jm5rJBP840XAYKL_EpwzfRbP7jIYnVP08RRIyyW.Z3MFQRbcguXJCii5FhEydN5brEDJfQ3PMWkf4pSpw7rfq7Zc_maY6XL7AjoZirFbCNhlafGwmullVtf0MbGLcbjLqYQZ0uWDGvsg8PNXtqlJhHkCxhiOiadtoKEwcRVGbRkO1ZNcCoFQubsVoyPcYaBsJY8Fbjw9Jq7xYY5D0kzz0NR8NANSISmzWTEloU40fVxoSGWTMGRkX5tDkyYuC.AW7yFM0yTE0t.SadxE1ORRw6pq7.hisoeLV83pz6_.cdhqlSxcPYx9mzS6QP1yz_RxfOU2jS3F09fzbGRJk8U5FmhA3KVsv_Fw1KIEHFmKEOpEq3LieN6LFlWKL_qBZdecE4oZM2Hoq2RKtT5ijvjcXzTQkEvJqcxRitVY6n7qBw8k3jg08e9BmLW0iPiOjCX8ljwJeSV9niVnYIdHV97AldiThJad2ouSwZ8ygScVIXe3aCZSoMs.WKdwzp5gOYbBzKZ_NdtdJSoIiN_65Gg1Qm3M.9DMTmCjhLdJYukFAj0UEmqz8VJ8uh2mIr5_8cvb316xnzPhUswztxEmRbNy9VTGwsNqaXnVPvatEH9MhOv7wSIb3fJ75tT6Ajc75ixRwuGQcdVZIRLKAdk38uBCSf1Gjv_f37a8H7i.yU0QTHL4wjbmh_xhhny_HDUSmEOtL4NZHWJxSb9fJvykfqLeUcy1.UBccX0qwz.40VIrss6_.4s5bOpX4pQVdQ2iSjsq7kCyXN.v7VhSDFTAbpj4UDoeYW78wYQAGFinXUrBby_evfcfPDjr9TRh_KOg4Zv71lpWLMq8fcAn3oua6XUmam7iP2laYHWostJ5_MVYmfRKSDUGMent9AJzqtO9jFnOW6R85lCRBJiUupyGsEoyWE0tRhvHMpFAbe3xMx4ofkZW54jZa8dvcBw07ABo6CNdHJDJ7TrKdnl6GqK8fyAvyqOHETKhMduG_cuX0ir251tgXUPFPOv.VZE_OYgb1so.md494J5DmnXpdDSSx4F_nXvPttwaRt8w94.iG1YcEWSQtFYc4f63XVPnMkNIKWjx872VE.gIzAmkLPZo0M3wJFWzB6OduOJi_OIqn87xJz.oP66oNgH2eQUhQWtdZMC2jZoiaopJkul8zq16j5mlpId.TpgybLELJDiCnfrReIZitV9cQDWD5SfxAIEeXgLui1G3rBUct__no7wG9aecs9KZMBSkBeCTbMCPqpUm2wqK_Ul3.tLwByhz9vtzSU0WKNuwjLJV_NhJNvn1EXADP29e28bYoPfiSxPuib0QHD2KfIP2OXH3nW62Qin5CI.Z5Mgyx7xG0FabSDks76k5MXqwXxJy5mrhWz7U5aJ_oUj9Qro9zhsrCz5x8iItWVTxJlDZQrALNCRyrrWm5w.1QqP5hNaYkBAaWwLO6eQ2ll1_317MsRk2QQlBqcKglkE6znlT6qVeFUrYe2GXYEgs.yrvQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91103ed1298a07c9';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\/1786235049?__cf_chl_rt_tk=iBHHjLcQJ0G9WafBcm52pU55kgvjW6GeNJ5otmyx_Sk-1739401756-1.0.1.1-pm1mpkZ86majWoO2bTDqL_G7nV2wHRgd5gMhZzOTYlo" + 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