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-973755409809.mit-edu.top/post/4680512793

  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="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-973755409809.mit-edu.top",cType: 'managed',cRay: '90f361b5480dc933',cH: 'QAnUwta1atUbOeFKmSDqkKPor9U9QcebvDQx7YPLdPI-1739099098-1.2.1.1-D5GJ9mbGaNPAALrmaGoArnkok34VaRW_DH_qoYBUC9N08TycPgCh8yFwSwOsP2O2',cUPMDTk: "\/post\/4680512793?__cf_chl_tk=.xdYsqBwNzQgjJhz92V.jhVWxj1GIiYqbEGK.Lm.W2A-1739099098-1.0.1.1-ENe6SA7I8Q21Kf4oF3kBtLtE5PX9gT_6rU4vZw7m0_c",cFPWv: 'g',cITimeS: '1739099098',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4680512793?__cf_chl_f_tk=.xdYsqBwNzQgjJhz92V.jhVWxj1GIiYqbEGK.Lm.W2A-1739099098-1.0.1.1-ENe6SA7I8Q21Kf4oF3kBtLtE5PX9gT_6rU4vZw7m0_c",md: "V5JCdrpO6UoHVJB_ErYVOkj9WIAeyMn1R.Xd1uxLV4s-1739099098-1.2.1.1-5dtizXlOcco5xSKmCLPnAJyEisjYvJGbfbt2g9fxGnMqIH7KCuW8_EZvx6wSD01tpiGbjuxzwamAWGwuqtAgGNRBJn0OzrSS5K53O8jpsVBcUIMxHQhexlWmqDeRyqYXOwsWeYYdlcTLGXerkssG.ylcTwpH6l9rkCiyXE8B3hTJnMthSY0n1Os.bAzOk1tIEITRmHVlqzQmiPEBesiosZC4ogLV0FAv3_bF_p6LVzTeatTOakjT0viR5rBUihiQwGwVeYg6QsRdzm51uU1Zm_W6w.DZJEfeGRBrADn25GXSmH73m682dqvJ6CyfGvb5bdrg1VNnq0c7mI.ReHBzADvTg9vVY_yLemc_jUGRw0njI1aYhDL2ckpxRW8B2q4hGPbr9sIFWgV_507hj3.UJYHuBjH9jDLN0kvZFS.iF_YopjFOTljR99Fo_0s_boKTFUsm1eIqEnNJhm43ZpCRDAuGIYCoxldPX94iL1nUOJefuY0AQ78FlUOAP1ntqBDrzI9lufy_SSD9ZNdfCUX9LSMFaVRPISRDqPC1u.4j30.txWiwMNsyIyQ4O3w.Ydp.pxSk5ye95SXMYeZmYqqP_0ZkxiLiIZPtz_724XfcPpHWisbdMqHupz.iYrTZuRr8zs6MZ2op6.ARTWBGoarhXIvIniYzTbtJnjVRDtY4bQ8ytMigDxvgppmwVaZoHY4oPFTKjWhIusVAL.kQbv2l4G.74n8_XdmR7DGtwjlmcdpJwBqd06_dxMiamHoh7DSpstYab0ql5.fzfnVy7LczZusO3hYzjNgyYndpsvkAJWZuwJ15nJZqvZ._KMktA.FP2seM1otI1UqG5xxBX1o10Ny0m8D7unya6p9Zd2YWdhB_4C6uSpUj6Pb096XI7GiSRGQKcdJCNUSYFSydS8v8k6KlwLw.OwUUKAKSdkstmrgNredAJ6gsVC82IF1vVA0_wxxNSaHHWg7Q3UDOKjO3HYa6bBoMM6Ys976rLoVZ90IKBOvO9n4tGAhfNQ37_17lOWBLUMEs_m59oRcJiKM0yrndUH95JuzfBQVahQqyRjyS3hAtcT3LUjGDliockq0Jqzn14xxJOaGYfjG1k6ieEvNGkgkkY9.0czH7FkQCDkft_DI15yprwtQy3yeG1EH.lhPKn4AgxphzgSpVMgYjDgebdMxThLfaemCCRbjpE5ImpoAZWHf8iMWSnR9jx1AKyYMX4oSdNuQVCqo9Ye0_zXXnbhlhDfoffQxUl34Q5UfQ944vccAm.wcIYKnd8isSUjUYlLKFSJyoLufYIKqoVTM0hehIL9InRQkHstAoyZfIg5gaPusUtQjFGAqlRN4ovt4_XC1D9NumswSaYVf8aMqtI2vIPclla2viFCbvnBmQexf8OBxXklvnIWgmiZZYDA2AQxOH0F1tm0vlTxcC_lgAgxqWhRDarQu9P8mSdebBv6a.8HDCLl4XWTUTPvCB3634DCH1U6RrSaeV969Z1UaLhh3yMuE.nw_cf1wZF39sLX_IUOJ8UuX52po91JuHRqi7u3mAOHNfCAU9VIGhwEPtE4jHRKx.0dZSjv8b2c6DmkepRGDJlIS3tLYjxVAf715UUozUHWp8T.MhKi3rJ2mDsNnhupE5uYqIa8Da6x5YOMmfeNntenDdUYNDn0n_IcaPb9QKQbaGIBOfnuweJgkNzqasXnJZkig23sXDmnD9rK6PtmnC6m0Gqdzz_nwPUj9IIPFIzwU1eH851DknalfPZmYAEXahPWKssJPYM0a2rCZs88pUZua1_FdXTug7ScJRL_2usEfopZEWogUtuVgHUq20nSIPW047nVH6ZLAn__aozlcLfpuX0pL76PBeehOP1ppfNklV.qFwyEYh1J6XejBll7A5Hd_dSsOhlAPCbMqRvwpwKWyH21twtb1REtw9ZJkFQ2FFmno2BEk_dlpNhYZYjmyXhS9o4nBef6hg1gF1vwUQnQdyw_IUlX94t60ZqiRbxmtbJmSKKKztPq5sgfTjKZzJhj4LsKaSTENeccxZdv0VJT_JKzsYJE9Sq.VRBiV5fEKpSTFfiIz.pZrZ8ZctK8EfFLtOBrZGLa58OFML6YwmtD8HuDcf2GLVqfRbg9PLk2d.ZEBzsPcdLRb6KzRhV2ciLMVTj2Qam7TK0.wuYnEBwVtfLeqcl7FYD34NaTI4Q54fg6Amxtv3MsbIME.O6u8PMPAZLj.RVhaTt4ajhQLxnyL9og0gffsw",mdrd: "M6rWNhS0Rjtik6S0sicDvPdySIS96XJpDk9CfQu5pOc-1739099098-1.2.1.1-qQNtxMmNliCTdaZoIH52fUt.u0nlneGlwDLDnlDSMZ8Ct0B.tKyl2F1OCoAVqEaWaCybZWKlnTvvqs6l56rdT80RpeHH4hYVwgDj9LI6tbrbJP7XAbAtfDqclMeRTS2SddJafaFWySGss8bxEkHeSs9FbsFpsiAHrGGKjhIk0fRv1CzeWJ6KraXT_R7BhAZfUXuNbdsVrzN86.U_8H3z.c8F5zn3PiTKceHsywru4xk3fvp.w8HaCl_GODtV2kyfj5ghXduJWc1rymqhMw5P_L3pCs1hdgnlhbY_DU5hiU2M0cWo6uf.njdWmwI.ickuXSweKyLpjs5fuZikr1eNxnbcZZvkAqs4jjx.73QaWUKZuEH7LO0T5G1HI_Fxoe7zlZu5DiyygzixDRuI37cij7f2vOvKbLh.BoIhwDM_Jj5Lg1EYqzLq66pxyguKNTpQjrKiQ5BunKri5.VHgRKPKzOd_uWYX1BG6vf.QbCxodSo_HjDfZddAfa_08qiNA8B8S0YWJgwF59p26wsJxA1waYE5WAXmlOYQB3._0uvGoJmfkN8JQfNs.I5tIlwhq7372iSQ33dQ59GvC4WKlssI0BpWHHEn85Gp1ZEbcjN9rjfpvwdT.U.eW9UHibrzXx6zLEBoti91N3kBNbIdx955TSx46MAiv0wTTeTBBBmntZ.Df._cNfTNBK1INytPQUqB8RxM0WR4O9vdEaxYPpG9L9BdVtTxm8tSNc5u.zRI2seeUvivpE0Nmg4QTwZxp4EbWHfDfLvQt9G17o48HK1ZWUq_gK06961FwZi_kEbYYs4VumCWuD_n12eMv6baDOcgvnU6ItalMuGsGTq.RXtZwQS6GMLhrdu0ID8IR3HsnzVQXUE_IfxaFdMD0b2KukbdyfejCnu0tXWo37kUcJheicPQaDJ93I_k23ObLnP2eCWYWjj.EpWPpUDoS.HLZfTsHDtY.Tax_J5s7VhvZ5jtq2bdfM2_ac6HVSFCXATHzsJeywCcCxOhL_YR.o7AWnnsAl.pI5poxGV2TJY7IktmBx_nsiw7KflQQUKva_KPcUIO8P2sxiEh.3lxH3Gu.Zll9X0OG3__7PJAkBc.Aqcri5QCeMepc869EjobhA_lRnGyex01.0Q4SVQOvReIdY9jycSvfc3W_6QeQfjUsFTyU8PLKY7gpa5rJm8ZDvfVXUuokf.H8hBirvJk.2ijTwOVBK6ZA71HHfN7qRav5wI8eBDbZQ2nI2se0SJ9ATqFC.Pau9wQqBDbkbC3lDpbR1Ks12pIEDm_rn3ROFOkmQd2GBQjdRwLepFZkjxpyftue3GQfjeavUFMgW0xOMuixlxIaWMRNCVd1xkRMXkUpozf3Fm3PQoa.7vhuePfe8JuRWqxxBHNRWRMxPRpgPCCJ8lBAI5RKg7F46L9UwltRDerDXVMBPOcZ2DDnw6M97TSGBmLQXadxjslQQ7mDoMRIjzo37BWWduv5h1AndJrHEhZoOnX9K98BtsDe5PdQml5cx5vjempVXvKr3R3ooIlYXVWt9FWzSPttZ4ukJpYpd0duY66PSfEUBkX12UDSVTsxkFSTOsCb_gWsmDgBt6ExEtBmS83IGr6GZvNxmYYz.MAHzztn1c40i2iefNqn8gxIifsFZNA757j242xShwW5bYk6bKc_soCpBh7E9jMyPfSoMj5Q.oLbFJEYq6qtPAP4S_anGoui.AsUFJGIsXPwvREEBVoGyfv93IljAe3jt8pXr7f.fPUAvdBOyXLYrADREh_Y3NhlD2Tprzwvtg2sS52xvvwDLWGv1mufomcEI_HmSRQoKESywubCUNa5gZWF5BPdclFvfJ_h0hMmGyzj7f"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f361b5480dc933';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\/4680512793?__cf_chl_rt_tk=.xdYsqBwNzQgjJhz92V.jhVWxj1GIiYqbEGK.Lm.W2A-1739099098-1.0.1.1-ENe6SA7I8Q21Kf4oF3kBtLtE5PX9gT_6rU4vZw7m0_c" + 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