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-443981817254.mit-edu.top/post/2135946780

  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-443981817254.mit-edu.top",cType: 'managed',cRay: '90f33f5f7f700588',cH: 'SvbykkrLBqHejZcYMz1BUnaqEAYZjFvN9B1N3wl0n78-1739097692-1.2.1.1-RqgSuGXbzru.SCLy42NFlluoDcrqtGNwZl7XxQe8_Lv78sl_.8UZSNQO980Cu5CG',cUPMDTk: "\/post\/2135946780?__cf_chl_tk=arNWqkqe5KuD9eDP9zTPv_vIU3dpw4XUvu7TTx8.tYg-1739097692-1.0.1.1-FSnZvRHz6Ptp_vhcYmYesgB8uFeKDWUYYeesZpyJGIw",cFPWv: 'g',cITimeS: '1739097692',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/2135946780?__cf_chl_f_tk=arNWqkqe5KuD9eDP9zTPv_vIU3dpw4XUvu7TTx8.tYg-1739097692-1.0.1.1-FSnZvRHz6Ptp_vhcYmYesgB8uFeKDWUYYeesZpyJGIw",md: "3aLVXB82k8td6WtRQdKH.RG3f5wvvArY0WVXvsnav_w-1739097692-1.2.1.1-uR6GT71EnIW3lZmIrCo3wrycGg8QCOEtO66Olv94ehwsJTmrRH2aWTFhziBnq_AQqwvwhPuuLYLcbszYkCaqnHWlBm9F9tK5Wq24Jvfz.1ijmLPLmpvLBf7Xt_Rvl1cRpI4YmL8sQELU500CgW71mckZO_8wFrtu_z8DuYoUFHcfiG1cV5AyjVShl28D3vOBvm0ig.aR2VSt6TAwStFZdRzM7NFLWNP4WWMHzw7Zsv9uARWAuxWefUYspa8QbOo1aRjKUzCu7xbQcZjbWvZ0voAVv60rYFInCeza4A65VVSdKibZuH2tCRSTwZgeteuGI6i6kHBYvNEkCzuQOl6nfZGtsHIKZvV3LeYql2FQ.6QvNfYR1ikIzgI5l.lIqluhVpPlOB9gnPkyvwqKUBaRJCqF8SD3Agrc0LjdYKQ.A.06Hq5rcsetjtWrUArsOPRBLIvUiZlvbBNGMSVPH7CbunqFE4u8mHU4oaGfpvFx4Vntni0YlnL6lyn5Yxok_L6TGkhfnw0RlM8zzCI6PY2I0zLvhic9QNlH03zt_NXH.AP6v5_qfuAnHk60LyoidIs6dBRs6t7G4xBkIZOygyCDQudgQWVT5kuv2AVRpeWWFQkFwFIFMYWaouP7AnnUTXV6Fgc8Qf5d1nBQqu8KhUsoxvZmVggzVbqD4IkMBvJghBpMNamOHlz6uYArH4ODbxT4.z3ycafZTAl8FKtZe9LwywdJFiAGYUcFziTDWoRMheeFMtlrTBfT9i53IsM6ed6yApxAhGG9IW5DLGWghfED1UMwi5j8S_GoIwNVUnmUTBxvUibdKqsJFjSrCAQMKk4SkKGAIF0WP853_EowwhC1LBrIaVW_.0A7GaueLf.KqLkgE49uNAwUyp6f.xkOtqXs.QevRyCb2E8G3NWOMD2TfQF4vWtw42g_YDrrMywigAK8sCBD3ql3hS3V46dihoy7WgyLOw9pY3euJit9lBqhNYAXFLt9tOoh39pTTzlwjOo5Xzf.xQuLQtaUF7S0MppBAvQijjo5Slt_12pl3F7O05LoIv8dptYCuAJ57B0cULHcJx.x3_WjfAC2sTvqTegp8_bcsLFRlpMBdOzx0vgP3iO64OIkJ2iMfKfj87rSU9i23PgN3IKtVfLcbE3GGGpsic52xfJ7hCuiu43L37MU3SUXr2SNlf1XFgp11J9ljHdUBPp9OQfw7eO7C1G1TJ5VlF44EUzAyophv9UapCvRJpU7QtlR4AfHsVZoog8jx3FmO017kkf7cAzGq6xMJhVKjAJy38I5_5JBGqX89ZXSLNzi.seqlYhVZ67jI.mdS9HuLc_ENIgHhaKcne0q6CaDfmevYu4a.jz8inMSARkE7jKSAQm6eZ.F8p52c0xlwAwPaLfsm_CfAjDIvFrr.Yv.DdA41GLhXmWvNXEO1HiNZUs.yLk7rcw1gRRxQzcsbIq.jRzMjQV.WRXYcM89VnZwD1rQEp1.qVrXM6Mv4UNROaiBmKNsMLAr0IH8.1YQfQf2fWkrCCpcHyCd2xU2Okgxs6eIEQlxfCHZs4dO2FW4NjOLg6oy3gD.9.2NG3va1Xos9G7dZqMPIdYOSAsu.EdoSYkTOUICttyC.hw0vlF9DV1bZUmxJAVhI2Ps3DKZm7aYwn6JgJX0F0_fQ0C7OLvF9sepDCvKROoXwIVbr_Naxy9mdq5roEMKAV9B5lbEIEBhfkBFqDpVWAp3Vi532kKrzc4C6gySmjpfrfxe1hDj3Ao2aiaP_KEgAqaetYGQycHfj0NwtQQqi3WHKRSKbSWkbuj4TADdK4P0hMFuJSEq_4YqU4OOKrxoHE_OCzwkTXFWusB8I.QsEej0uJSC.96WtJIxSnYNESTZ75mymwMg8E_BCtF2LSa.ukN6kAzsghGAwkIOnZnq8AUAj2Z.hZoA0lv6A.o5RCVTctJ8nTGaLyScEXEEFh4fYFdUT4hCnYI79nBI9wnnvfsdH.IKsW.4u9P.pjMaZCa23pdoLwn2kAjweRhIRyWqFOyP5jtq3fNPM5RBFYKxKeZZIXxqEK4THYef.DgcAX5bhF0B7YlkvYjuDiaED6nZlyFaY7SFm00mH.y3FrFTrBRs1GTF_tWMSatkBxNF9VEFdhL3v4gOeaQJf951cgEt0YX8jiMYlPHCRTrDeXoZFwnxcbUl0a_UrSDbWazJEsZx9B8A.0s8ojaNUy.1t.z3eeMEDhVuL9V_S_lr0Wj0f64x6VYe97jS",mdrd: "yI7i5Zw_MAmZFA5mUzUqFO9BIfFZ9k1zMBSnhsUj2ik-1739097692-1.2.1.1-VrHeO4bO6mgkN_SIs5y38Q0LAVSCo5EEkNzAGkSvfDNcU6oHTEbvfOLY2ExO0gUDHLHox1tpHQ182Wi7Iz_VS3pscwLEgBNwnR7IDYszEIXjFGX8qxoL5jdrE4Lx9jzG1MCV3p4qHUrQ0BUx.63lcWiEargR.FILqbnwC9qtdlr_AW9uuIMZMOqyY301bBOxjI1RhOEs4tLLaFoAOvzOVz1gIjMbcsezrYNuKrfAzzq0FV92oHO54ibfY1ED9zRl0Bw8ERBQAEaiSuxdJjyfvdbHZoR6dlhgrLsizz_HXLNFfLRuHeolsSbb.sLyoIOBxIWnggmszGI9cZoctpCLxhDn1UOj0drmBL4FSPVK7YrJBMhMreNl3DXYpxDGLze8NH3PecGJXKlvIpMg..X98ZdTZGqD6Z0HTPwK3iDgC7rxGG1O2boEv9shehC0KrKtHmbaPPiN5AOvO3DsQez6rTPtfK504EVKFrFMGWxEwnra4iN8xYLcg0nTwdkm9aZeUGNNM50mtzNdT1VWmMWVs2nDytURd11h7IVnp2wWgi0k4aCRtIZfewVvi9in6PrH1ZTin6SEXaIfvzqiih_MUzvAXVerEUTFXtCaQSiHVHcq7GNtCI8Avum2aTNoF4afe._vhRydxe7y1UegxNP0n9WnlD20ORcRyij5pYSlUkGKzesxG0am2CxlGLn93v3reJZ9yQXNXm2TPwiamQXo2.YGAE_5iNcaeGOr95T8lEh6gy3VkuEGc1gyZU.o7agfV1ykqM8b6Sd7ylD._VI13FX8.tvHDHTME7xozgvMvZVxPLJCxszlWNUEwI.V3IJXm.qeMHB0zN84fzu81ep8d9OcJrG6opDahhNrtRiXvvGUZ.0IfbkOLGfoTGHAjRNPGqoCbktUdMcbqY96x_X.ChI8Zqb5ozxzXeeHU4.s5SAv7KWyNY0eqk_WY5rBTRpyG3JwRzmL7oEOxUV9NhA8W4ltoeKOuPeXU1sa4GtMbcd.FnO8bq8hRhJP63A87OVh03lpN2dw4NJN9Yp7QklKWr0rEHVkTDcI34QpHjBgp_lzOxqDs5ZuCuwYHW8n1Kckf4cWbyPE42rivePWOLxas1RL9YJ87Hw1TxLf6g02kS84CH7CIhY2Vo1NeSk1WFar6fW.CalGsnqtXGCHSsBhiduLmrJlahYm7ph5uTafc5NgnjtNqwgBhMMQ2zjQPeXXQFET4.5YO5B84BjtS.0pEqZUogcWj7z2zukJyrCFtU7D.k9MNieHyXhHs_S2Bjk10tYLf4DXDTrjosQCWlAs7sAJaH0jFSNGBRisB__R3bBrlfW34Yczmw9cymX_kQSJ4vmv20.Faf8wwvzb4qV0i1QfGnECMoydvmHbLbEyCR11xwy9KmMYaxvmLjQ4ZK_Z_Q9hASJG9o3GQSmgIoMVEEhU3yClC.Jq3CMULn_shVn3NPc1_xDaMUXrdaS2.gdAn2pQVOKDzdgQ1TgL7dVs2fEBTbz28zvTgL7kLTeBDO5G0pmwEEYiysnvSemJ5NRRcGs9DHJaob_mPD8TMS00WRWEVg1DE410XmBoW76ez0XUyP7A2UCJKpkCpINtzhPOvYruahU3l5ApSgp6801qXRpoiPCMHSQ6dk1G1pdJ8EMn_lGmaofZl_WA6LgRxtrz0IUNT1PjyqQmeFXCWQhlCBC0ywqKhderkm4LTeIZK9ceMXEDS84TpoVePedDnA3wNjCSMiVXtDHuWpCfuZc4tyv5qPx_SJ7z4KIeDbrFAW3KER8ASPMRATgibmnBX2ScG2RJ_rtW5xZ8aH62MXawuQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f33f5f7f700588';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\/2135946780?__cf_chl_rt_tk=arNWqkqe5KuD9eDP9zTPv_vIU3dpw4XUvu7TTx8.tYg-1739097692-1.0.1.1-FSnZvRHz6Ptp_vhcYmYesgB8uFeKDWUYYeesZpyJGIw" + 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