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-158556199915.mit-edu.top/post/4837052196

  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-158556199915.mit-edu.top",cType: 'managed',cRay: '90f375c5bc9b8843',cH: 'Tz4vmMZCfidgMeWhoQM8C6B2huAnBZXFbJmYl_fZQC8-1739099920-1.2.1.1-eRHFaSfBHRGjzNO5IUHKEMv2OC95OTieIZxskEhoLd3uuOWWxW3W13nEhkSINmD3',cUPMDTk: "\/post\/4837052196?__cf_chl_tk=GEmYrgt7p3vIKDbYoIogsO_OFRyRcxHIVF5m4lW7rLk-1739099920-1.0.1.1-wY51AZABZ6qh1KgLEtd_uFtzYMsXn5JdmPSLPdXQhxI",cFPWv: 'g',cITimeS: '1739099920',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4837052196?__cf_chl_f_tk=GEmYrgt7p3vIKDbYoIogsO_OFRyRcxHIVF5m4lW7rLk-1739099920-1.0.1.1-wY51AZABZ6qh1KgLEtd_uFtzYMsXn5JdmPSLPdXQhxI",md: "hOhQyNNCi5ZZl9xKyLEzcwIbVuWejNQ_InDiYV_ZS.k-1739099920-1.2.1.1-YOQUAlvXbkiHxLCjmwk8nSgPhF6N_mPbaAQJ.y50rG3Anj5wZl8oziwl2MXZfAtSUw3OB0kt5AheOAdpF8qDZC9zTmKycvCW7BEzJOL0m_e6Fw.D.gjZh.unIMnTylEUQVXNqLhzMTnY74nryN93_qOHzRKB0xNXjeA9GbqoJLP1Foi_7qZBofBjiUNCebfi0TlUXoZ8RfJh7BnRrENcrxFwS22A4TKiVOeD9lQbeLIGHagwmt7UBBW3AjKMnL3yWU5EXj4CrhyHZ.HksxQEsKHjtbp2849s7JjNIm6KTM1_KXW8B487BDCStqsF9MnT.r60gAx1i8_2hsT3y4W5O26FkHhM28u83fXKb5OQySUIXWveH9ajDyDfTdO_Z2G27cc6XcQcpRBfEQTBJekdfdrSGBHo9HI81JHzDKs2wCuEb9n83LvXv8LlTdsjwFiRq5NTaS_iTAvMvA3fULy28w7DwuWNxvZ7ILrATDXHzvlcu1lbibi5DSSXScEJ2C8RHBgVDlSBThsqxxph6HnkS06yoqAKyBqfUIT4eLR8aLmFlWhs3B4e5PewtzbmB_V_21t6eSON0aHlJmX9zJIKt5OklFHZQ2hpLU5.skXWzav2zDiFW3jnCM_Bqk1leboKfyDrTbdfr1_eA.Kq8Jan_CGUjUein0NSSE2.St0F3O1ZtLzVwy3KaVQPK7gxXgLDdPDnTgMtphZc0r1QsHNbpNeX89odjp8zFvh.d4FP39J3_5otkFRbyjetbpIctZS49h3xsk1SaKTUS3b9tuZUZ5hGxs61_cADkQjpmEGgvn5LpT.JyGYhN2Ll6x8YW0FdZJY3m6E5BxmjufTUGeN1yUhjnrsBJGvhe7E087Sl8cwCIVydaR.5JsEu5gl_5Gff7akSDy.2J6doFRfR2qe2N.X2TeVQUl9c5CL2LBL1k83sRzPcSDo0VWf_.d4AERVSbKg46j.uUc5VRdlVY.29HI2k56rdVJ78fM75mMA6lrtWpdT7PZl6JUaMkRa_gCSiFdVmhewgjlWPUr30tTLCvUo5UBbW5geNzWUUS7IXAH8PGoJmLxT5eLDajV5tATBhXxXOsA99gDvA0zeTwas_r5CH.O1_C3pH5ME8MnH3.89HadhMO.PjjMB4pTxjThJwY2Hb19c.quz62h.z4EMczvxZ2kC01cJw8PuQnQSFI1IAKrIPv9uzCswLohRIf4S2iGYQFF9BavosGTN1TzNVU6C.O97TugDCdjlUe4THT50djgUgmkUF9ih2D0jUa8m5yHUsKE_v5sYMwaEPVkTaWt_4OR4eapwBJcAFt_6gJMcwhi09ZslMYtZF7BjYkV1jJX6yuwTlcFOEg81p9hoobl04D.vOhAeBCyCE8.2E46P4jnQJcVH0lx7KXFubFL63g_o2U73RDrx1HUzrccFJES.hRnGWss7OYyrsBhWQXLXKx2avSjM3LXcmI5mB_0ZrhTjGSXiMBzfnjNf1.qxOrUOyhr9rQRAKk_6EJPP6D5MKD7rxAqd_.jJNhclnuoPZug5EsIv1fL.pT8rZLhjL5DpRjcydqZjQxRj2xa84LA6S0450JUinRQp_hEJ9Mrlq8QILCGp35USt9lJruMApZxRuYqe7nC09sBJRBhWYnVEPUF8CCnIPg5u8Yb5.EwGng9ZyrEE5WkTzNOS2aMcUljmdtQa0JxAyy1D5tcualjWnA6N14ocZHWMCU.SJve9AH2jLCNMH8KHzWWyHzTPOX_ENzMHAUH0e1EtHJKhbtbavse3LtcldmeJtkZYfnSOlRY7zUl.ikaoC_fSQe1_gzjq9Xo.452kHGSwoOP5n_t9rZyfktTUEYgzHhaSEruFn0p8g8jW7RPQGv16dAI9J8ai_XxQLf2ncj7c44yoz2kR10VgBmS1EkwU2WHwlGL7mLgTfw.P.jIrZSWSly3698gM5bAhpWDSdHnfsbB_600HPAr7E5qZV04tTQbDik589cwVStMaQb8zGNneYnf9lEPRv5b8cO2PXtfgLnx3NKVXu2r.x9aQ2DhXs1D9HKPhsvb_V1T1HAW53YBiInPcdoN4HGvBeAFg5TDST_PiUFdsTfvFdp2syOq1ON4yJ5.QPiF3iDoxGuts8gFPU8rAj62Y.p19nORl7Vo1yhspnpa2n1o7Gra_rkBcazp7dD22YvdUP0PKjFAwhP4AUPxnOut8Gjdj.Iwg5fDqrBNIEeztNF6dfzLAqpIoePX9s5Cwt",mdrd: "JmL9cgH2tBmv.PUlYUhpWf962uRTa6HFpKzHjxynXPc-1739099920-1.2.1.1-rkKhgkBQMRr9JKpMHPt7.eeM7nlAcBbvC3JtUiSxHmbM2gB18YFwZTZPKyU1vrabbzxrlJV.XXz2NaGvf_TvF1LLSmwU12srZzdatjZQ5I0bMoDuSH0eQ1mA28c2TO7IUGQKh6iQKP.C83_bK4swwQ_iv3W3URO7fXH04DUi5XXfY80OeTlzfRLqyl82w_kqYkBl32PDsMGQhvKl07FzQAFHBOQNSqIAK0rV6NQwGFQKTXw0OaSapBmZK_XuWfj4POMEgSTA38H451ptabrPyh2lHo4YN73fw0kzxmDTSaD1dJJcTOwhnuGNa7OwnKjORfND9ZvyNkOqWfw7NmajmrhMwZvIWxgXhSLhXK.FmYI0lbUTvEBd_Oq3VG1uG.rVqA6BbFQpiYIW2XTwJfhoISc4kUfQUyBT24nQBVCCtIVTf6Z6LwW7wT21ovl_3BFzHcZAuZ1F831slpA3rbWLyU7XJxrELqI1O1U_Sy1_wLeWvoR3iigL53lWr1cLOEczV.na0kVGH2FIase5ur9KC_DWhLO99di0Qle_7jW8VL31uyRH91dNvISQmdeBuDpsXsWE0Gc_ryx4twERqOTOA3pXTQpfmiWkk5Usodss7G_IIzl4Zk6pO9aKMoiHik2G8wZY23A5V9Ys9JrZIBhPbMoty4RRCq_XLiLc86QSIJwNuR5Ix8xFXvcI6fBfPJenqspj6V_bkIN6LfXI11STvoqNuLtTQ8c3ZWIqASwAwiyk7azVbV_ihPZ29vRhTOlAanp3PoecTQsp8Y8HxZpznbqzeHH3Sy43y5b9H7ZIIl1b2dMlpF9K4Dv5IBVCQBlqtUoDpiVst6ASQKDosB3fA.8FPnETeC6dgNv7GoFHlznGFKvR0IZOEuM4ugTYvQW0JXPzMd8tIT3EbLcktDeEmJbXk2aYEdDeBtV5mocI3iQvnQUnVcLaHCauHNuuCf0QJbDJWn8KejxCCA4nBAelHYap6VKppDNg3CoMB1mB5qOWe_x1TcW7IqgkD8JoaCu1YVBJPDsex71WGWKviqvpc_DwI6IAF8SIJ.CTv7ADG83oDHP5F4MyHbWtNs7OrsD5bWHgYqPHq4FZQYE7plH8AdMInCibJwBZbK2GaKcJwLF9QSE2D_92VhFayGjN0JnoXCb.Jg0N2vG61e8QvriLCBD8vr_FMszSjTQfhx_65hUkNoqirvmf0f6F.eN1LCrCyXBpUUectO4FFKjX3PRCLyltsDznYIRhDC45jS0gOYW6h1B7ROoAupybWiy2IiEJjEse9jzuioNu5OI9FHw6XXQWcHuqGlhurAQi9rIeYcjunzHJYkKGs45dzp.qrZGx6P.4QliRnoC56UqOwYedN2bTKiP4xzEoQ1yE_DZnjAG54PlkdhwfXFmrAnfWMMyP8G_LNf6lnTU3dhpqD3uN.rwRRM8X0FzqELA6ypPYrKoV3LNhjfY_5OEfGBQk..90dn.Nbckx_6hk2MShQngLXSwPqHNbIBbe3inmfAZlueF4s13sBEwQ3t5_d_CD3TomoZMe3MgJX_WVrpTz.6BrEdS8unvNF9G1.cPNEKiFTwqJ6KjKAsa_YeGKir3WoaTCKtpD0tjv9s36SkKJNGkGk7jVAoXyXooE8IGwOksmXli.C8YnANMxU9s0hEJ.zhi1E14ApK5zD.OXT2im_Ruk5zToT8Z7aI88Gr9o93ZNBQyd2lX735NOQK4FVXkkKy.iSMX0cK9KNLPL97mMKiJUV9ie8pE4Ae5ghE3c2uWDvEg32L5QTJd3p.6O24PCLObGNcn91Gc355BwQbZVB9BNpw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f375c5bc9b8843';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\/4837052196?__cf_chl_rt_tk=GEmYrgt7p3vIKDbYoIogsO_OFRyRcxHIVF5m4lW7rLk-1739099920-1.0.1.1-wY51AZABZ6qh1KgLEtd_uFtzYMsXn5JdmPSLPdXQhxI" + 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