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-435196941171.mit-edu.top/post/2843596170

  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-435196941171.mit-edu.top",cType: 'managed',cRay: '90f6b15298478203',cH: 'gNzVu9DkA7sU8lQGW8camLybfxldi8s8MaSdeJbZogI-1739133816-1.2.1.1-EgIbo.E8EKTn_EI.xAb.ZypjeQR.4pF4UuWUuvfykt0RMOVih30AcJTp_ZOPP7eP',cUPMDTk: "\/post\/2843596170?__cf_chl_tk=YzMjXm2iMjSp3KO91pRne7Pwnq5H9sn2xcNIc9p5zFM-1739133816-1.0.1.1-j2R_I7p2usQEkiTnrU4nDzR4kEiC79L42vPwYszM6y4",cFPWv: 'g',cITimeS: '1739133816',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2843596170?__cf_chl_f_tk=YzMjXm2iMjSp3KO91pRne7Pwnq5H9sn2xcNIc9p5zFM-1739133816-1.0.1.1-j2R_I7p2usQEkiTnrU4nDzR4kEiC79L42vPwYszM6y4",md: "ghc1WKp1DxtkIF0l.EgkyDie_3BzyFSMTPNvgSYlwhI-1739133816-1.2.1.1-aloIAKtQUM9Uelui13e4s8nu93cjsUb7ldTkwAON84OgqsBe2ioCe74AOnB0kp9U8y0gICE.2xGNVKwvY8BPtNUyXZzHt3o_tdN0QZrolquFk1F_SoPmJqlg4HVAcRdKes4ScfqQTg1MbkfTmOVwItqi9dG3RN9cFxxKEYnwZ1nCbkPpv7KD.IEeJRHS3_H249nOYj4zKRHFCdZhbnkygK_wmNdVsEnAhlJJxcoqmNafAi7DO5BuQhmfpCrlhtzvkLhzdWGit52.9gzDCxo0LlB3Fw.7R80vsas.LSQTz5BlFHrd4i7a3tcJGHhFVNE7anxZc2c_2YtwlzP9ah1rhmEteqa.F0k8mDBTa97CMefiOdWmkETT4PwGHAE_2CldHeATlKtQzS0syhWxOOEkLBoldmnuQ2qt9_KR5GccmU.YOwff.IjzjAsnTP9qqsXQKeAPnw9M4xMTsArhjCvoQxfmBQnRtJipJeaXn9_R7q1Eo4dShDoV0xkCgE7SkjEis7JQ49dxolQW.spERy2AWzMGDNQ.GkUSp7YRu6qr29u4yrk2lKITR1wi3FX.GZsvnSP8dSNGIJ_MtShTzpnepHkj1Y55vtP6reX_844G12hle7K_yr3uberTeSohD.BU68VN4m.6KO8AcQXkEXSaFvaJgtb8LI7VvQDJ_Y1c3TL1UI5iLhzjkztVpkafOUemxSgYLjTY2cXwSCUJphZNHQp_YMOdDENK.xmsICPcsbUpaJKc7GKVDV0x2lrp1ndefvtJp6uQt_UoETq1mOQBi4_JZzISZxNkkHKz5trzfJULOKLH5NkgFeUcG4jHcaFmrLQZycSmx1s3U78bL9ehyZOZDUe8efKw.PcJ010IpWuLM_MASQJrtTAAFGXSDBebR7na4_b_3rFEqc_SpS8ZKaOv6XhnHqflAFz4PoULx8.kCfig6w9MDCmRc6WyvvHhLiYRTx7rXegubv1cTEQ0Hjzf2xRXNKbYFnnh180AKdxTu9lid9tlI30IRznBlMgJcrOSFHhL9KcnrcnejlMZ53dq7lXs4jov4sFMU1xYeoTawTdlfj9kVKcYC3SdY8EF_uLgkTNT60sUY6mYf3DCZef_FLPLt3AMKFPl9wo_KUlKX.7C34HDxR_oPk5DC9LN6DK0rrfzUlF.KcED0G7IqsBhdYNThFOuHdlDcjh8SN5XnCrJxtfZ7Qenfcc2liFZ_DVnlIgt_A_zgw6Fx1gOqR2tm3GRRrUhCBqRuCULQUB_zybon0UVZ7rFDC1HXs1Xyk9XGkBfilEey3yL3nqdlx15kg8QvcKreH0c8nQTuYhnwUhlrNdoEBvoom0tKsZlWThux5KW1fPbqtDacrCieO7lBYfAJprPX5bQ5JY9S0coGHOeUO7VslVsPfJFO8hk9M93ZS6BEd.6XfdGJB4XYSo2ejhOhFflf9rlkEh4f02B0y8MpRJekUOV7NahAqgogF0sk0ktMQOLYZyvywl1wdmorXfS4K7dDqhk_PZL1QCUlhNl4NHcG5mvorO.YHnz9Rk3i3zrogkgFVbr1Q._xoqd8u6OGryBfXVjQH0cd4ylMcW907vhyb42mJBqd8kFJTkJLuTmwwH4q1fuHli9HkVDhZP8_yTvfduf63eQRjFkin4oLe26I5HIbKeVNM7bjscAljN2y4Cg2qwhi5.saMd4Lxw6gLoT8nGhLWHCgybzfvBT9fhdVj0a7WdGNERUVWh52n8lQZDySJtYNfxHlHB7l6FCuFlIvK.7BxwRunGwqv6J0LvYtbG_9Ov201hqTasZzqQGWIPU06HobVttU8kVLFX.NvKVyS0hvgNNKiaCYcHx.k5Tly0Otq9K96EqdJHN.SUqarz2JNGkbS5AV_rpV2c.bn9uln8W_ROR.yFQk5HUmIRRshb.5sF2si4bSxEQhvhV8BIIUvwfhZlHuQur5xzYIzZbjE_9v1wDpYvW557xGZQWdPuifxZCblHlaXo03CeBpVhDxOmOtzIAa7_..Um0SkH3tkr7TvaS3DCdkwpSpneOtv4tcdn258ayaxpth6ocMEQpjFodPZjXMwB_sanxJnivkjSj9CnPSDrBwhWqxzQjBxCpJYbicO_QxVZC9cK6e.mlp4uiEfIHpsGPPSh0fxHcRiwwe12LBJTxys4NUG5Pm3WsNOZrRC4dSdg0zOMpn9pgbWbKqT90fx8Y8eaR6LHLxSu1w8l0S_kp4fwBe1t7o_EPBUjVkYoY",mdrd: "GEP23c5XcIA8O7N2PjOCLsh9W2HN3xIw1umDRfIT3WE-1739133816-1.2.1.1-qbtTFq3.GPQHYGXWJ8h3gArFMdT5wKOZJd01mJCmU5hi.JtnbIlCiHCpQgfnctGZVaccUnwj6oERYThJrsexFQ2DDGq8JiX7RknSFzxvez5y7F9f439XmkRZbFwIqxCFw7ukiv3ar.B2oa.xp9rg5ZRV.NUeqqOVoMs8AsiwkZnx1cXBEQgXPbGAS4XRO6U0ZLG.gma8SKykkua03eHUfiIerAxIStWjSciV4qstTNH2OdIdXXWXVSPZV4eTeaMyjtXhdlpYqZ971YIFxR0MLaXel_gCUhryQY34OE6H_IHFJPTvxDIKITsev9rgH1f3k8oY4kE1WKAIDfddJfUXGeOa1YCYgS5ne8sPUr3GZEzELJSQuA1LpC0eFAIY7BiuAqv6o788d_hYmqGVrEVqM6UoN1PhfO37EWXlyr23ur9eC.4UJCzIWbsHS05XtUcAvVsSt2hYuQtrM6MfWQdGKfbIw8O3wUyLSHUaKEqaf6TR69d_BuTAzg59JFZ8iXVZiK6RMioJYLPX9V8aU2aXGqzspBpclzjcKtNYMRM71YmVvjHOE7BeeUyoRK3GJzaisznUhj2CYRlt1ZtviX4dNyWteAphwfaGGhWYw23jc5tpmwiDruL5YpKF_iIGGAAphllJ4QavjmOKk2noKuLFJFEd5yGXR7JFksY__0R.mYlljSqr_Y6jQa_d0EGE6.KVzHmTD7LtB47QHNoSma0bGTXi2zb0hyUYVBbdW6H9YC4ug38rRY3mRkte.Ykq7rW6W4Ge7hB3Sr07iCqInTFHu5tduh7qHJKiekTv8aWyNHJ4wOm5b.8OgDldoC3hR5vrKtUQYUBmoKVOXGtVs7q8ygwV3X6l5pG4WL0lOkqGRlkIido_WkoPD_HN82kam4Y4NyAo5eiC.Z3.w2BzzydX2MSA5q.dQmaux7sDdbYup55sY0RyAxuHiliWfPURf66iisdDu3W38TbuvQf0MLjkF6nMkG_punLXnUGrAEGI_KdhWjjb3d1j_PWCEMwHd0e.zIUlofHpqPZWcUIRLrIsWM0zs.xsk99SeBQDBQYPLQAOOnZtiaZDsn2.SXwt9il56mIOCxrENHjnGjwvD7CpWShYaqdy_WZ317aCB2W83nnN7RYk6UFFDnn2Aw6koNuMW2UjqUIJTSyw0Uj8npUwtkJBOHpYZOrcoTmlEx.vaJKOpgalqRT9nWar5vC_TcoROSQUM3sVdE6iJ0aEAwMEnmhpFFNELn94PDYt8PRr1pnzslgVi.2G_Ap.B4v4g8LWtFqHee6R1iMZ8pfcSOpuiNscRplJMcz5KBHaqsiwWYI_4McPEu0vcb7kYZf7xyHqzg7vRNIjZby7o81mKg2M4HY2NFlsgb0jLNPNhZWFF8.ct161F5TuUxbGNM93FGFBZFZ9tt082nQERovatPnXrjhlFXFH7tn23UQOg9uDf5IaKYrFpMzfCrfYP4fUGWab_Jr61Kw4mF4s1MnmLlz6hrbkszcCRsyGS6qExLTbhT67HNb6_dQhIJ5_8Z9UYzZiOSccD49nHF7c8w4vPA3eh8GoM1We1dRZZfdxbO13KDFm_N5Q.7JNJB1um.VukS6DOsXGnjqO27pap4pXzi_QT74IN3D10XCDrkJnlP177Ue25hms1jbrO44DYbuzNCPSufO8XluYu7VXxOiYcQwmCbpJQBsnw08ashR.UyDxpS29_si.1uq4EDRhaPSwU4Rok6U.mNDsWQGuYQoQAohjd6EW2qOiNk.3gXFtprGDloYA67kn3j4gTmlNu1uQHtcZmQIkZ5E4OoT31ncnR1acuA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f6b15298478203';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\/2843596170?__cf_chl_rt_tk=YzMjXm2iMjSp3KO91pRne7Pwnq5H9sn2xcNIc9p5zFM-1739133816-1.0.1.1-j2R_I7p2usQEkiTnrU4nDzR4kEiC79L42vPwYszM6y4" + 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