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-639173933762.mit-edu.top/post/1037824569

  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-639173933762.mit-edu.top",cType: 'managed',cRay: '91103cf09c17dda5',cH: 'XAnl_CrknLg12ff5ajfoR5IRnUUKW8PO3usxEL0Pg2c-1739401679-1.2.1.1-ODNhO43_IUe1nPnxGfyRza8ejeRkiolBPc0WQzYg.y_RqYLDrToru1CHDDlQQ4FX',cUPMDTk: "\/post\/1037824569?__cf_chl_tk=AUDVy4y4mK.fCtikNIqXV8LhcJKOQCs7W01088PiFYs-1739401679-1.0.1.1-p7cbRfM5bTPWuYLj07KgvAD79dpOvhaO7RIiVIgJeRo",cFPWv: 'b',cITimeS: '1739401679',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1037824569?__cf_chl_f_tk=AUDVy4y4mK.fCtikNIqXV8LhcJKOQCs7W01088PiFYs-1739401679-1.0.1.1-p7cbRfM5bTPWuYLj07KgvAD79dpOvhaO7RIiVIgJeRo",md: "SliI7BBrTSsExTQPTjJRpluLlh1tGfIMFmJ6wTHCutA-1739401679-1.2.1.1-an0yxw4QO7KyynNBYeCnk6yjwwzs9t3JjzO20ZKmTOI_R.0dFBgNv3dKu7uV8M82M76QHG81NtvXir6W2_uWtwhvaepU2D.TGRzROdsDBicXb95JZKrPTjD6tc_.1Sni_vrMJsELujB96ZN_C_koHFkZntZXZhEwmo_rAuoaOqrhwLtfXduBcbUTgMtf2uhsvrz8OUHZ9eLONN.99qVU.9nXjtnPLbvpCSOXbImmzP.cZBH7eW828QL9xzFiNgdCT3PGO8CzCgNhvj3dWdet4Umln0y74dm4rHiHtE31x0iby9jzmi1wem2YaglW9EC6fsaF3KRXtH6E.wE_Oca.J1hh80yRi2D16MDUGw.ZSRcacrWCr4WnIqkO6OPJIVIvgiot5Xx7ekt2IT3uYX.lKlNUz3DW6KtIOdciSLiauuDA4g_5yvwTH6_j1e94F91pWbPueeJQxAvpxvppa8srGZ4gLTCvvnbav0KAfwkeyYXsvspgJEUVenMeND4BsjDJ0IFNiKRnzFoZkRAMYs47xYhlaz.Maabvp5yzz0R8nepncWWxkjzUynfOyj8mLtOif1NKX9aDTayn1DGD1_bI1R84oC_mP2RTBQj_2ZhgvILNavX3Dykd6ZU61rWzkZ9oQXnf8n216ECT4g8AGyITwM7LBfxFzrwTqqWgnUuglz6OySz_sW24iIOCZgvlUWtG.F7NAkUkcFm9QdYT4uJ5EQTMpkfjxVxsxXrrWJj7kRAHl4Z1nV91pYFQsLH._pbbuah4.hBUN5vmpp71k6t.HdadNr8L.IVvqf4vUnxk0r1j7RoVeISDedoKxPdxMoeQ9n1U6HU5ellYFKGKFDZ81TcVhHbwgGe63ySwAJTVLxoA_tb9QLlLTq4ahqX0At2BQwpLCfp3rVj_aFF0EL8TJxvjxYlWN_bC.lWVqcQfrEbW8TOeIzYO2bHEr1rGIUxY_eme8RVzDFB0jItMeHPfRrFP6226G2HfjEt5EtG0KWX5ZlNtOFmho7I79wnXUnu6xT68uM.h4Er95rtwST0z6fDFkndsjO1Buuxv_uQLpy6qhmODc7ES.QxEaaI79.qehtPg44PuayhMeyp0wD97VmswmN8C1rjk_qjYQYytziCTBaudAC8UW9NdVs_J0FjqH.VPeZUl6UwdPjXWc3esLgNsTBYGLOTIyJEJIk1eOVeYQnF8.AxgtuSwR0DQ1rhJr1K7haaqU9D06bXC_YtKKF3oQJpTBF.DRvOEp19b0Nurakl7vAAgU_A.trLoBu_DiKM9Ea0VsyYEt4ZE17ua71JE8fM.7KZGFTH3.yPiTMtTvh88unxOTp3W_XnX3ahk2_Fjj912ulUzfQLxOsckJKAqfzYImMuaqJES_HMOGe.TGR0XK4MV9cPyZ_sDVRDtkY._0E.KrIw_7DB5aVp3aAxKQN6T8m9YJxQO9ZC4Jdnp_8OoblgWsZi.p.O9pqa0uyvNn4UmVdJFBAcvxIbADz8ALR87KPfh_drEvadF5Def50nr1iG__yLrkcMV6r0Tfj6zH4ilKy.N8SRH9GXDJF9tUShvhVvBaErVAn1ROTZ_T_VLiTIbSKqXw2Jz2aRuVWjK5YT8JUo7TFR_Sm.YL2N8jn6AmGrW1npUmmBxjnvSpOK2ZJf.YPnbq7YEOIb3nBeZvpHZBTFW2svpQlGpMwYfoDZb6k9iMW9MoGMt32Tj02cbhCRkqHgocaM_15Z2QDweHOxsuZFncerJNyhezqMJVK02XckZ5aOLDohQeVTA.6x7WrPEsVePNifwYqhSJZ4ugs55naQrfI5nTxykRyfI_3sf0tNehPc9sJ4COFZR9gmEhTVDmqfbKqPN4YVs13dGXKeYXJUEeJmPysvlJ5iwCwiY6FO0yGayCGsg8hHtVuSl8dcAoRaNDzE3N9Wtt9kMF7055JmOajDzDfEXceNx31_3YJSujhIVrgYgjnxBnFHrpR6jiqSXzZP.YwwrYPSC99Wz6.Bbzvk4m_idNs7VGYJ77QiTQq.8n._RbLrf8l423prVCceh4ygVQZE0nH7k3CYerO42Mum4ScK7lYvInMTuNkY3OActwrl1xQD3QgONRkVYwSiczsX6SlKlbCuMHRyjW_4W9GXf9KFkhmhQpv.5_9s35cpb5JrT8EiovJ0XPtywwDu5FApPae_td0KAFxBoUo8ue4G80OhvvgfnaD1123bizAtsaN0yNL.p_kGztJojaskR28BOHYeQ",mdrd: "e6q6wvcd8KGrXECeUEtBP5dZjVs3ZuGar8M_Gs7nqkg-1739401679-1.2.1.1-6pNpuNn7sxsURBY63u.qcKuht0f2ekSg5wI9PgN5q7BB.BFqMlSxUun2AOD0WmF4y9lt64vEoKmBplo_H27B1OuXMnk8tRd.uOcTaWQyPKMPZLu6KZvdjRYuk_Ru6AqI6.J948N5svjt6fj.j1Y7jsCYkgRlKjvyXtOs6XjXog3GJz9Lrtk_Lkme2PbPF5SI_lw9.rCOy6QHj7k7zzkP5Qd9LMssa3yNw170XJigvxzxZURj0r7oaSe9WLVtABHVPwpm14vzN4Zp_lilT6MwfYQgJmKHD9z04TRbNEkVRC7LKR.ZSLzQoxbuThfzUbe76jStAZXHJEK5oXVDApgaszhW1pCv6olX7n2MszvKcks4eAKCxMC3rywzROECkewDLoij6mrzzfZc5Ie9q6b0zG1GFIJ4da4.2AjdLmovwF4N1eI41LterxM_sTmTWz9GXOhs41mRAaQYrDdTxR9YoRAnHFjlABWlqBKjm1uW9MKYTEz_ppmjFIZoijgG4XVT5ZOnJ64gW7evWmAGhiARQA9MVe1G7KB7WWqZgZweuIbOHz73TLXS6niM2u8H6U6DcmLRGknDE0hMk82pmgtEb7pCUi4uJM4QSJ4xD4LcdK8QaORwSEvnZJ3a6ztYvPKT8Ueq_oyPl3OGdbVRVigifBI8S8ZKA9Pu84KZDlx2gfn.f08JRjDuwfrkSPdW52L5qUTyvJFaCGp0gb6cNkOVgIFBkYyUE7ljp2wXkRZI6lqHQ_fjbDIO25mUFo.3UT6Nnj1aESHrAyBt2ta.8Yfhys9SAL3KcVoipKp7KaSoyR8S75Kwbw1bwCUTcLCDkCmo5EyfwxI13rHqXu70uNAk5_dfDDnTC5IW0vBESvsSFpQfQ_Q9K9_xUBBL.cnLbwZsyKwMHOtGGjsu0uV0dSVk0I0vjrlGIY26Eum45dDs5UArKDzR9k9k6gfmb.iplGyZnNKSj7BKitls_keISnMPn0GVQm7O1hJ0HajsfUZn7nO2._XIxIMVHBN7F.hQNv..pJZaiHPvdKXxz_0F5Ns4TPYrxS5Wy8D2mGk1o9sUgG5thNX4vXjLYCyGcZB6Gducr0.scvgpVnRlhRReFNx4515eGYzoXJCReMFn0s7Ur2Y3.wpc6glygTsQ31Gj33MjQgLkTzAbuIlOsU8Zof7sOkhuuliDgeUlICaEHBluiQq1QJpOZCi5B0cNxQpdQlU_aMgi7teaeQKB8QoxLrFFQWjMm4o5xccKxxv8D968mepPMa9_seJYd78EmzxuLC_Kfb9qW8arMQtExKwOsAvD.4kryP5nDmDNIRS3h6sRakTG1WoXgpaog3M2IlLPVNqCdA9RvC8NE03PHrtQ9IelYQ4F.uzKnr9XUysDJRf3ZIhJeK6WDGx7JIhUdO.rRPNM2EsHJJ9k8QalTYkqIIF0VB8NcwVmMZlt2ZfP3OQIRBX4Uzkg1cBj41NDmFT6J21mgtGpwfNZiNfPrXQ699tUVjC7M3XrOxDukaSI8oPf3KAfNFGQDiiaCUkRfn.l4OHqlEnXgxAPZi7sV_B4dQ.5yyNsCqJhYRO_xfaOtGaVV5EdM1bYT157xJmrVDsMF_cKFT.WJy67.nfKGVzaN3RNnmI8aSdEdDw_IFLPXGLyfDXlNfc62NbbzvtRtqx3q7kVr1wSUWWRCrxagcalzNhpCTZnPXM5sTT5MXnhI5oD8qRKvLu5GCLus3Fy4vm8faH7JYh7_2r8VOk6jy25XJfoTd3qocxlbnYlu5yRDnRrM0x_9poGsqn6ES4jNFKg83NSNXwEpCEZZe50cI12zEPh7w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91103cf09c17dda5';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\/1037824569?__cf_chl_rt_tk=AUDVy4y4mK.fCtikNIqXV8LhcJKOQCs7W01088PiFYs-1739401679-1.0.1.1-p7cbRfM5bTPWuYLj07KgvAD79dpOvhaO7RIiVIgJeRo" + 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