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-affru2oog.mit-edu.top/post/9173620458

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-affru2oog.mit-edu.top",cType: 'managed',cRay: '94b82da5efc7e63d',cH: '5LRfzl2Aaar8Qj1kaH2HwwiSgf3LDzZBsJt1FpqCuWM-1749215724-1.2.1.1-7L8ePDyM1wK4h_A7v1_uAaGC_gOnlOAg3DduoYNOcB1pt8w4j.4Ch7eccoZEpz4v',cUPMDTk: "\/post\/9173620458?__cf_chl_tk=O0Ol_0zm0wvp0NxC.W2i2GCbex..rHf2a36WxFrKOBA-1749215724-1.0.1.1-oDDJZ64sq2qkGDKFBpE87LkzebeJ_rlLGW.DB3kENtU",cFPWv: 'g',cITimeS: '1749215724',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/9173620458?__cf_chl_f_tk=O0Ol_0zm0wvp0NxC.W2i2GCbex..rHf2a36WxFrKOBA-1749215724-1.0.1.1-oDDJZ64sq2qkGDKFBpE87LkzebeJ_rlLGW.DB3kENtU",md: "9wlrnJwnXybrxYVkoElkbZkrZGygs_QrL4jH6UdewvY-1749215724-1.2.1.1-wwdmMAPmulZIlL7E0Ax793ZfFx47XZEAp73A.AAot811XqLDvTYJFbNvoNApU6QLCw.mafF0yj_17B3H3njWnhIJvZ8lhkWP9ntPJjas0.FZBPhuPZKTVqzhOwJcB540.0y_CtiXWGgJoB0Vt3YbT9jE2KXF2.hK0bREx8fy4uRIOFpoWqu_kEHQifd8fudrR3zMxbPXat0fybgFfl4p9xdQLaX8pVUAtlAwiw1IxmWOt91fyRJf1tymSoMAl5CWF0qCFFFpWdiohXNn3Ec8EKgLfvGucWZL6gL_difAeC2V1dkZ1jiuR3caAh7q6MXQU5wiRB_ghK0eb3eQuFwmF6.3vKTiPV9pRHHbLbpJ.oYEAiWnkItxN__DlL5IimW.701h_GQa7U42HxVHILaAUGmPK9vlf4yAVl83L7U5jq_OtZ21pChGsUPrxuckfMPb0OIavIcSetF6VClVE5NAOVLTplDKWR.mTTrJwnn9C.NyKoCMoHN8AdJH2lJzC87I.1afAG3pY.N0sO5oapeYkBqHJWRNB3SR7GrMqLzBMPDGePwPT3auyxKepMzIH1z9EDDpbwBmmIl5WXun9GWWgoamdgL9X.aYTUTOZaqw6OVf18yy9wkeIaLWj1O.v8MbciAGppHjfydZwQmV.KPmv1pn4Jw_PtitQ8DIZmPyL7upzld8qOj0DNIY24ey6GQ0dW26M1DuBEwMeClr0PbfoP6Cc2HJqOefIsv8l698K6tyfzQVVk1qLq.4.6dyDSBFLHgv5eXw16MJGgAuSSlKbhlKB7FsZYAYT1wCrwt4QUD4X0xeQgkG7fye83adi3or",mdrd: "3kQe4CAMwdX6VLeDGagPwkxOsy01HPiMmPUC3Br3H9E-1749215724-1.2.1.1-8Rdx3xEjjgQaF7dasQnRgTKOLcnwRqWwRBweCSB.bYhECNB2anCgEJFU2MZW2da8SfgY04xKf7IZ9O6jvQaAbp5nUtw8WME8k1kSrStVZJJ2opbMslUlT4SJo9sR3Ne59edSYg_b9Mj1wTHQO3BlYR2SvGaWRg0kO6LgC_QpCx65iwEhvIB9qsUc6e5eOivw1HxZ3bmG0JPYXVO8RKz2WpT55rqFUu_mJufYPXzFNxtpY2Kl9TocwMexY7C8Q7kC3eWGa5IKVrAsLDkWauN2D9mPzgYP9CUXPTe.wqPKtXKneSoxEKnantSXXoZJEcjbRvY6ymYFQnZ3oKUcNeUJCichp5eI_nkiQit1E5t2.QG0GhF8Iom43AA3nFpzKKQFQv3vbB0frFyBAT4s5lWyIBhOeWpPlMDxW79Lc29ClZD.oBJmQ.MOYKTZfk_40H1BTnNvzwytiBNdB.AJJZDve20Kos8e1Fp62mxg_8aYIhbb7qNkE3zmJ4KSPmo1VUiUNJMR.KeETM6MDYraj7Iwt4_eFkWV9qQ59r1WvfCD5IoKhOSTIQRQ3aQwMB9T2GYQGnF9e9qEu24mt6r4uAjdU8HWx9bR94ugK76mXcG2JhDfpV93YvoQ63BWz6_j8ykmDLIm0RzywMWGd0Gwlk1JlhS2ZzD1e_U4zE1liCH6i43lwE3gB8snwXMaN62zldPPOI4XiR90e.Szz8CTNFA2Wvpn5Nnwq.9MPROKLbfx52rvDqL1rY8uSRS5u9hh8IiBBRmNDw26y0gIT82JVP..YtD7ASB..EDtcd4gwASAxU8qMMm4WUbRYj1Lg0FKypYBDwQq9od7ug3NIkvx6IAj0aJkTGfAJS6wd1icP4ISrL8yMCzERqn9bkziZXafZymPHYbEHsYsTIswSz9AhrrtcTkRm44szTUEtV6Fg98P4x5W9UiwoXawpAkQlbdUMGMSz2AXYyVk0agnANmkxHgxdUYuU8ppwxfrLpBvGsc0DkTXqFV2WlMK4Zl3yDieo1zk_8GNGPlMhMB9V1fkq1e8BScLGvgmDzibc8Og7uKdTSxpgfWAajm3xwdmrDisTovqJd7MMAEWQOAsT21eM1B1FuOEpUxQ__25WuO26_gSbZJUlgVIsdgQ1pWhxZOMSnzZNP7ItWQJ6kSmtnonZYmmQ6JlU_uz8US_JL1N9PbIK9tJHbakMC1lw66f9kRCM5JzRtFDTwTvDOnNa52rrajKqWsvCclCXvbV3uOfSwr.9aKL02tFijfxcV.0PyqhRv.E.80sQnykEkvrC5bIcT9DRr51VUNuiFtjkRXVBfgEtLHP.CUQ_2.xbBAoFxJKhxLMlte7gaev7V1H1Wnj..lRMbne2yn5njj6ErcHJqxdlDzajy7qeB28yiB2Hs8jarEgAgL0o3j1xSdH3OWsrzx0v12Jlbu5NQ.hGrtuC38dA50Uufa1HAdkG4n2Fugb4aEXPPSp9MzgcP3d3_0eNQRtwtl9CgGLcZAENnWHVbR0slnqmFAcHkLeZwSsHE83U60q1dHyQDg2fje6.XW0RWw8hC_cPCWSfU5qrOvjh5oE.VnB_8.qP8lWivrCAWzW8uzw6SFjKB5DYyIeOcvXHbncXr0QO5jXJbJDKNj7QYxbEHX3EnsGba2ytoeERCU3n9xgGiLAJCTAv_bqju1.jpt7ZlFjhrhbR7RpfrWhg7TL52An_ebZ4gY2Io12oPJpq1S3We8jaeeAUsyg6mqvkre0DmJOPBXnVM48nKG0lnYbwQ.XQiwcraLjTXiomeZ8KVFDX_mbSPtlQrOijlJc.otoN5Fi2WVfeN7lr08MUO9MdwMAPFphI72Jz.5.0LZ_8mZZjhbc7YzenQyi7GaWQKcEHn5CnPkhaRmBZ6vpw1sbyheoU827ieINHCqHjcGcEJ6s"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=94b82da5efc7e63d';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\/9173620458?__cf_chl_rt_tk=O0Ol_0zm0wvp0NxC.W2i2GCbex..rHf2a36WxFrKOBA-1749215724-1.0.1.1-oDDJZ64sq2qkGDKFBpE87LkzebeJ_rlLGW.DB3kENtU" + 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