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-019966266250.mit-edu.top/post/0742536189

  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-019966266250.mit-edu.top",cType: 'managed',cRay: '90f7e6b14ae85704',cH: 'jZPC8Q90gV5hl.VPej4ORsHshBpAHHHe7Jx1Bugr5q8-1739146488-1.2.1.1-oNhe3HQ9taGTI_ClJG4JEd5WQmy6OFMb2gQnEGPr6PTPyij09_sl8WQAleLcRp3z',cUPMDTk: "\/post\/0742536189?__cf_chl_tk=3t4WNkXbEmvgi_iXIlCSBwr1hT1EY_z0Ikwv5zr2w0Y-1739146488-1.0.1.1-pd6ibksUAgBod1xfzL2DdD9HKalgPLIdW9qS1QXUXWk",cFPWv: 'g',cITimeS: '1739146488',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0742536189?__cf_chl_f_tk=3t4WNkXbEmvgi_iXIlCSBwr1hT1EY_z0Ikwv5zr2w0Y-1739146488-1.0.1.1-pd6ibksUAgBod1xfzL2DdD9HKalgPLIdW9qS1QXUXWk",md: "wPUhArvzrUPCRxjmtDXB8dYIiLaEWY.rz_m.KvSlBII-1739146488-1.2.1.1-Tpej9Hq2KSwrgrxyDQTUxm4dbySk081HyrY.2jIpi2j1s5mvhBIEph2wlJNM5w5bvehQ7PzXxu1fxRrHLcKt90n8fivRrXQ89BfOUCuIiJJoRpVxtacgidl2mjU0rRT4yIUVTrY0NLBoT4jxwu91M6y1wKqpyKIolUYXCcag9EdZy0VhL7luCekVaMpo778fFlQv5C5wC_mJxvwGe3tZXxXO6zdrR_mBZ9Cmcmd6Fy.euOsvyUmNv_2goWHseY91NGil65FvZA1ja0SOjkIa89LdziMHfCQJqDrRAx0BTrekNEnEfFJ7cSwqABgGkYJPmpeGhLt8qAbizuB2OLva0RPL.ahHvx8gHbQD.PEr3cI4OwEZDLDDP1Cylp7cNcSSAGNwHBmDqWOMYtptWA6m2TZ_4YFqBsOqQVXkh0jx99i.YxWfLUgPt9vvqbb9mmrxqIg20FzmiQ4ZdmQ31Se2ZYxF4AFBUI_9fIbKE.9Uo_XrDz_N1pqE2aOzg6G8YwZaRfDiXlnQDCZYG0HdYAeAUSUsLJvh6uVN_vKnuRVcrUrMbQ3xf6ehHEXBIA5TZyFsa1PhxbkXa3T1_qUOFNp4OHT9_V.FqGRXg8i7DUd__0TscHmchAsrZ7he_CrTrWJw4JH6FzAO7Ofl5kqiJF0omQwpxslSpG3w85eeWcQeyZWjK1zNvEVaul0uJSre8hJatkL8AemH0wQj0MU8Fm.VfPXYX59fbPO1F_zFPyCWHnL368knwsrFqNbagDSsIkz.IQqGdGhx9r8TeL3HjQVAk5xiPNCtVSAQCgXJTAq_BK3Hk.A5_qUZOozsvRaB4ZCYnEcrDd4C0unactrejedY7JiORwY8FIfbURrWgUcPphBPYF5sFB6xOX3QjFjyH9Hlrq5_cwsGwb28DxE_cPMLBfBrjTxEELvHp9tgL_jrGaYHvM7rLWQwB2iOHoXaOl85ryxRAc7rKLmsQjNES_tTBeKhLHkaS1xYadcdoiY4H_lf6Qal2j2dwHcMgTr3n5X3_a8RfkuPbUW_DwLJPHXe.L.o5vJHVRW7TyTW3CXn.xjvY2n7zETiuBFWY19yDe0rsNYYzsNrYMHjAcl5TzWM7.getkBzC990i3y1rVHFaSdNIU0z5x0gnQQC_OQ9O44.8RbzkSNPWUgN11ksFQZSikWq1I.niVlcwi335M1MJiNMdopZLqZRA_8l9lM4sl2UttWxhTL9S3k3nrUsdYEN7Sxack2851QPmD4yXwyA9No35Jvqz246swW3mBMVa71K8QefDA05ZY9Bas_MXott_P1ScsRoN9TOqFtoS17FrWb_dKVylajHfwqDD9tAbhJRsqmOgD5WPb2ZJBbNX22CMvAE0F2dbQwdwPeaM.Ao2DAgjhKkRuU116Z9CJ4iyGfqYj_J78c3BsvXeyiPOcEd_zUfj2_HjLi2bVf.JpHtZI9JFVd01vb4vufMjPBTofDMnXILVqfDJw8hD7OoWwl3r5VBOXy.2zVukt..dvfiAWzBcV2UYxtdC17gWyyO2Fv7WygWce7f8LAl2xfKolZ.JzLhNmBPKwSenz3Xf17AAN0ITHJFodkAcrASgXazypQXBFR8reay.AUOt1xx7AC5sCSQGJTWfGiHGt6zytnTgk5mN4_0_8tQHDtcoUT2D5WZD5s.0jfieut5XuSxLA4M1db.BVIKCnF3FKxwvkwrPfqBZseZ95StR3XvyKwD.nv2Bl7D5xadryOdL47B5h_mfLgY5bqegptQMx8vVZ6WkKUTBvJeQHPyyr6PwbTAarql6p275j_my1GUl0vLYCmsv1CEk7nLu48c9hR9ntEaje58DCnrT6x9WXeHQz7sofc1Lz7VwGPZyuTCqWbrcpKuxm.5_.b0KkDx.niAGIiH._CPrmWMgQArmwzHMQh8X_UdCGa55pmV8OjwmAmh1V1SMwSVD37__cf8X2T4Yrvz4Bk20yddqMwkj4gUbaastqmQdKV_X_Y77HujBo9147bhpHwBh7BUacLkAtF6hrQAbQCQWxxjJH6oz8h0g2K9B7Ow3sufoab7fsAyBDi.FEriehQuJRU9odRoZLaNI2idv0bgTpxJxay9w3I74CvYLwXxklIU9Z9uWW.SuWThLdEeIzMjctC8EIihBQyErqJ_TC5tqN1TCeLRAujjb.pH73z_exqZ8yPCQi6.cA83k4soFZmNl3ctE1tznPR0UhjJolJ8yvuXSnEMWJXnOWu3LNc2",mdrd: "mGZ_YC1XvYCeOx5uv.cwoB0tQmECs8YBvMe_ixIck.A-1739146488-1.2.1.1-qKLR8rkWKgNCDOs6BSJvwFGPIOFjmGggnU3tGUvwfIn5tHNpD.dIw.Xh7I1jumGlSkoH4xXY_v7Mf.jn2xzRHLJmwmCeJXLw7x7zG1tEoZ_.avZRhRzz97ZAjleRcfEtW9oRSFRuKh_cPJUZP8nszPrqUwqqI1gBi0lYyibI40oxEvnCzzYkhL.7wI9rr2DpmL6YAoHqh2EIhflTHvqHSt_OphSLdAgIyo9k74Dox1JmQwcfOr9C2nDkKL1Eg5J0dTFCChEzTpOuburKcfaEepiXWKwzTD_iGraHJShLJLmHoTk8dMK1Dg6zj6ZfCBaFIjpiWvqyc5MSU0eePPB35SIQFZIGeXm3v8Lcl8wp3GR9b0.3mtZfH8FtGbyirI_tUTChxuW93WigGtCyy.1FYVQNCFruQvQCYhp8tk9YLRuLrqsCYNjF4nVGJBHZZ8nHUINiXRyDFynQENo6O6wCV69yTYpu0rtZ5mZHNLbAtucLWT1rkJOUOYAoq44sX7i_V16LBqW3GjyTpaGk9q71dTkq6.VY5QRgUikKfYGkTOi7BHc5dPuB0LkOI1zzJ8Ybg91J6cE7gDm92zp2BIasRrj9O2INK4bhYxkUv1mkQV2_bDLktqJNPrQv3x7ntA80QvkiKbNu9p6khYVBNCT1XwS3qHxMhO3IseipQyF4SHbqLyp8SBICFCNqIy62QLglWfytMMVTZKsob1UshfF4VFej4wIyewcWTOX2PHMm2HVq9P5LZTFlWZnhYF9Qly3drWJxhGqh2L3_zw_N6ZkDkaI7uln7FbWadgewVLXVK5Icfz3zbghJCdY2IRIwnCZ9mRHi57ylvGQJKhcZImaq1LIdCSfircqDQZMtczYeTsaqUNZ9e5ukS3.TYh8826manGrIqFsMVxjURo.YgPlzDqYtYlONoo5jgD.Lm3XAlJpAvpRxKcoidM_MVEVgQkgj63uwNcyyrZ.lBEwczOX1t1W2eoHFQ0v7JUGxuPBHW27.q854wxVgJE9QFoEQUcZsXviJnDt47N5zlUSjnYf1Gi2lJLW7bmOYr3SxE9rEO1f0uFuWpGg.KvaC3Ah3WCSonuZFxJjKAJvUaywM5AzX.6tKZJ_Dfs0NjnrqLSNtAnCqyhzrf1HuxKHJuMJaN8DxHcu0M8XRIiYaQG7jVN_q1.TDCSXPtReneoZdTEggFN511gQUqRsb7uHAC7F1mrHzb2tRWSH_C9Cfw7YKI3KhVaYQZwZ7QInVFlidxHJsQquAIOpg8O27h6WRP_PKkoaVXz.VwrlZihgZSCiWaJ2yYTKcz38q5eGp_SxGTsBWbjwU.GKdGOr7Ggqrx0GSlD9arf.7LUfVVfaGGAO8zPYKU2_gztTsuuN9DmNhEkAo0lpuXMo7ERKqw8P.CAgeFtJlNXxqnDgF7tOQzeOKmbiZOPJrLRCVOe2pKSTPrAEjxGp5HCoIwsnNhRGdX1Tmms3pEYyuBQNDr.gGAa9jZ7.zDpS18w9hE.eOtv.pklMST_aU5HJiiTblJY2InJVN0Zw8vefBx.zo_akxOsn1Ij87SiPL69j.Efu9baHAhQcIvunVF9Sc5CoXwsz7RTnzkMvvucDzlps8el4tkQiPtFFr8Rr1b8mHER5bfAmjKvoD9Ya4N7GZ4__OJwfwLqpw72ZWZ2ubB0j_FSIVsfsOlsAnURCGcgs8E29gIEtN1f1k7vlgkI40HKXUFyP1WAGtBpwQNKmJNc1RhS_2pX30ZptPu_SHL9jLAqXQiNJbTvXF0kXNCAKKSYSveeeWs.2v0BjyGOPhHgvydnoIevuY_CD2ASdVDacoGxYLQvTeHNJl9Is"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7e6b14ae85704';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\/0742536189?__cf_chl_rt_tk=3t4WNkXbEmvgi_iXIlCSBwr1hT1EY_z0Ikwv5zr2w0Y-1739146488-1.0.1.1-pd6ibksUAgBod1xfzL2DdD9HKalgPLIdW9qS1QXUXWk" + 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