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-906911575535.mit-edu.top/post/4578306291

  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-906911575535.mit-edu.top",cType: 'managed',cRay: '90f28d6e2c985af9',cH: 'l4rfq8G_tTNrGa6GBZG8XZJK1DqLxvPNtnG0x2lp_70-1739090403-1.2.1.1-Zel4sFDw6kpvnyeho2kRAZeZnX4MQeR5mnoL13.fagOzaHClMgZn6Ur.jzFjV8LM',cUPMDTk: "\/post\/4578306291?__cf_chl_tk=4WLiWHT23YO8EWbKZu6RgcsypPX4xIlveRUdVCHTmo4-1739090403-1.0.1.1-Meb6sicuAly7J4CevOP9DkBbStyB2JRueZ7X2fv22DY",cFPWv: 'g',cITimeS: '1739090403',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4578306291?__cf_chl_f_tk=4WLiWHT23YO8EWbKZu6RgcsypPX4xIlveRUdVCHTmo4-1739090403-1.0.1.1-Meb6sicuAly7J4CevOP9DkBbStyB2JRueZ7X2fv22DY",md: "IQZXVyM1iwL9VqB1XtSv16btlDNXQ8r9.kwyaBQCjMA-1739090403-1.2.1.1-.3VGyW.D01UnH9295cw6_CFSS_EpdlIA8DUawLidaal14OCbB3lg0DdGvS7Xeg5qQNMvQMJcplGhtP_ju4P0Dy4jEvVy_TCZ0wm7T.Qy2XJSvrKQb9SymvU3FMLlVFCX4V8mhp9iGJHQZ27iqjlA7cIft9Hx0kDkJoimiZDfQFtDIt9TtM13T5v0jfKIf62qbCUVzVaqllT8LSSbuPijlE_l1sJrYMb5lSYSXr7QVtaW.epqQhk06yZhvq5XpgJi4Kj4y4UIq8yRxMd6GI0cFXmO_ieP5QjZDVRb1mgh8Xl0pXGksCAzGMDprAvkwxoYzNhzkb.BG0Bn9.B3qA1IOpVR5cv.xdUwIWB3JBYn.li1MEcLGQExqDe4kFJE7eMLm9HjMK6rvXeGcGT8HYjyud4.Lv2iwlThC81ZjTwy8fGyRm.WFMyOw18UouT2m.pRj2ag4pwp0MrGuco9VkNi4IPvAMN_H5fpVe9tlX.ScrKt0.hOSPDHpQhwrg3dUrX5NuEzZ_j1e9VNUMGVdmbsO98FkdFOP10rcIXNs357JQSxeCfrDlbNXr.5p3V4kt9ouw6FylAtcIhf_5rIVQ2goj6RBGYtecswFy0B7KPiNMuWLN_8Aqu1rxRxMoQKLZ_OpvG.1I34j05Rf.DNwB28pRaaIf3hIXP3t1Rp4jt41Q.na6C_7te.Tf_AisjOjhiGSasBnJpEL9V11mV5YP4H9Bu.3eZ0VD7A8rvtxGPX4GdG_r9s0EfvhcKLUhLDw7DJnLN1jXAjWnoUaE.PyzSeouqotNMeRuh1rO337U_mf7ucIcjhS.gggbcGNGhng1x5IIXGAASHV2ksfdxlLwQOl3rkxY_5L17.7RQnVHUpIInzX9W1TSZa8qOEHGhM61C9UlHD4ifqrt8tgtTrcNH77G0MhY.YMbq_fLCzt2Kz69B14qvlhEpjKOrRDkhGPsO8fmiUduorxaJ82M1c6tLMfp6rQ.zizwfPOPTcHfbP7oXhHGVNyXUxL1eI0ksq0WBCESpPxMcHo9BEksKo5yHBkhevzsUnB354jNPnWOcVpIOq1m.N2R6gavzplHhzn_xZYKrlkC1BIwEaKfPme5gRXof6Mz7M8Bhy30vTqJQGyCepN0DYiWnw5HJ2EWHCwMwv6Ieaq86ycvLZw72JjFQ9WiEJ6JpNNVvhd6aqdytuNgQt7p7plUmg4psSDbX1WZ8TJb712n7lQjaRdfUQDaOhYefd3x_3OsHRDA49RhC2_eAfKds_.fg2NlNwVyzfIlyJNgtznSWTLWoZ2.bDySjIfmdXNIGiSMjx_xXoC_.yakk6agxNS92ftTL5Nvw21rrrkVxs3JjlBZlsL5IybnU99a_o00iMqx6u2VU1v.Wv_Kaz38q90RZ3Gjbhw0BsxQH3k4ytTMFlJpvHkPNc_lG6N2ybMXfbfFcO2fGRgUUBa7ul_pfu7zuTqQK8AhMZXROGU3l9qcmIucgP61bY0fNRNigPf4nJsg7H.gL1.nGgvo15_ithLS.OJ1XC_ghDNa37N7kA6pYMDt6IXZzUNJxXEvtiZp6VGl06UAxDDhSmMjCf1bdRWOYrlNFdd8rX6D2WXgeBx8990vwHPMmSrnR7HIgWNaj_drX5My7GQ4xgyTHg38PvbXPZalBzD8WT.8EdIrDc0S8RDFIJl9zWPYdCy8WBrKrcFpbUZlUnr19UUFw2iTdTmiYp7vkrzCD.fGkad5JUVWAM5m9WZfMB0.oUqsQ0Bu9jc5wRUlilgkLTDkI3LBIkb1TbrF90ONHoNOJMOcHq4CngCpeRL_rq94x1NllqZph2jOQsgy_02Q3tMOxRLPXa.XWsA4AB6mOTUZbQ8O97xgPDdvoNebK0R3yxaZu46yv.cgWz6FL16cJJs21lbGpSq6NBTLKRXIa6ZIpj.3_f4EJ_CABdPpuyco2dBJjKaOLvk4IKfDU0M1VJ7sHDj5X9Ia9Mr2wgDYUmYcjRfKuntPHegS2WOaWcMLtsOgan3wtVpOsPyrdl0cBy48G_7btWOW4UdIVeMxAHCIYg6C1vM03eI.oU6YzfNnUf0LcXGJdW2vLDlv_C_GP_HMoM6mRSEhLmK8KaRt0VQowKgEOQ1iE3Qyh6G4e9LJHwo7KcvSN6_ufzp7fcI1RYTEKjnpKVsfipP0xlLZZkywDkOoXyzenrFuas3OhA_tdD0_I15sgz8xJHOibnF5KSIlbzhQ02D0MERh.pebR5fAA5",mdrd: "0wvK8uIjFNnLt0wRqc0MSAiDwam.s5zQDQTse2a6Lyo-1739090403-1.2.1.1-i8YdWx_nLWCtMQOlbozbT3TpC.zHfkU959RAd5ZvrUGAdPACJbzVTxBiVEYTnSRtyMtpqBy0pS4onBV3Qsq7CNHS4X7_c3o60SnjeLjG5UTWjijDmNDdk2e6HyUqmsllZimMAJ1XDFOOqZB0_YQRSOumwoXqHMcmhSbIJ1vz92D8IYCljEv2CYM5WDc.17rid1HDIFEGLSFNRkDxmbFhzYDsk.xOOHD5GV74IkpWGFTwhaK74BoF5fdm7usl_N4nCwQphGH23YYU6sO_PQ.ORZCbldBTzyxJjyKnyHRkveH13KVyXWoj1wcXGb2aOxexD8sEnc0LreE0UdT5oHc3ZXjSFDf7uclHovXJu1Wrj0AkDT8feSLroq2jZ0JHvm3lE0BuZqte2l0vQEoImNyEYxoYQdm2uPyxgw8UySDrBBNyZa5bQpzrYdbVmKNSxo0Tvr4l83v8vpS6uom6R28xDOJmRmeIm_8fEVASbki46Cyp89pOQXOcuRb5UkuF6mgwAgqJ4XW9OhiE89vShKoRB9FpFfNYFRTIWvuukKaNXoZpjX33egp_yltts9XUgb.TxRQvEhMASnJ4ChC9h5Ih0UG9h_RnfMl_6_Ph39XFlcbetNFJDXbHZ2qPxAJ9foZo0fxyLjlUdtoSjGjgc9Cd3zTJi2JbQl5OkEXeHGNICWX6uAgmpycZK9.BmS0MWa61Atk0LHU1SlGvpQ379Uwu7vv2N4UHbVcfn_NrLHRVuob__C68z7CmMlMzWlZEA1ttLdPGa7QFJ.gIuqPFFyq.E7zlQhUGAgGasoDOEg1mHPsosNO5yLD7BGnTFyP2u49cPePRnq3hnscl1kCQ7iwzjUHKKTPEI6MkdpxIMTleqjLgKMJvryKmZMe.iI36dCXDeoKdnEoAhwBi3q6BnhdF7xtnA2RxfjB_S9Ks2.m1t71s6.Y0eUzKwD8cdplZ3jeOs3A8jqOfnLg3nz7ltgJLBMmVsR1azSC3nElfbz71lCbF2EDblCrFqrviW_FrnOZikAeZdtgjovTXYpHW106__FoX4sHZIfL.SUE.xlcReNU6bHWabM0kDGQny7ekypqztzI2epqVsvdm4.w9tS.MCFOZh1t6TbVgeIjd4fKmGyRC_gk9g3H2z9YATLaaf4Q3tlkGGcP.4UgFukYqDuBaVF4T5aVZ2KjTutL8ddR1MoklEYoTfV43lq8MA2Q_7BAT9NvPmhPqCFrNHGqlJ.XaRBB4ARhKGNmO5CGd0u4z45uU0cAlikrfNcHRtdxv5rdvdKogS770sP28fnoF_0pBvt_o5Wc_U9LfunvqXxzKcUflR_LMxLFg4Pm1DaeFllUcWptzO25lncMp6ieAiQRMM7ct1dwHrkC3Uw0yCFis2hA0PlhCk7LlRkrtxPi.uIItauTepPKdLNFX9TiSiLrhr9miEEFL4fMKwO9UwofO_G5xrRLn9..LLB8CtnEpXcYzXeE9C8bdZ7w_LDrym20mD0gPAnBC4bQlC7BSoZCFmW3SQxOJ04QP3YBPGtwUfmJ4HkNZl52bChnsrlDsGURxncs5tYUTh_5k_MlN.usoEMJv6ubXfem0zDWuSGPZlrEcH0pig5wWuxlXyZ5jof4dR_GVYwi_FrrTvy9Xy7g67fJSsu.qPj5Wej2NLo6mKSk3RXumpbGyKPVxhRJycLrg6UrHzBKLmbX9ePOCeDRJU6PUcbDxJkman73yi34OIeFLOIgXRQevRwIuYDTyTCOG84st3UxWRHHhZkokczmAENFOaOklQOhrs2aHRDv.WftKvdgNkZNdkWZ7OnXmfS8369JNJ.LNUD6tLwFh2pIEiFs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f28d6e2c985af9';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\/4578306291?__cf_chl_rt_tk=4WLiWHT23YO8EWbKZu6RgcsypPX4xIlveRUdVCHTmo4-1739090403-1.0.1.1-Meb6sicuAly7J4CevOP9DkBbStyB2JRueZ7X2fv22DY" + 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