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-398700092869.mit-edu.top/post/6479028531

  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-398700092869.mit-edu.top",cType: 'managed',cRay: '910f69599e9656b6',cH: 'gkEbudaZv2Ght1L7LxNqgFwdK9qX7Z17xhu8hS9wxNM-1739393012-1.2.1.1-pWVQHK9J08b0W4OqtC.YysY4dEZTMF9TxwMA50JjzLY1BoZITCRgzakzQXzwhyi7',cUPMDTk: "\/post\/6479028531?__cf_chl_tk=A2MbhLcsAWQK_bFTta.x9wXEBJAZfzsUCPKAyMWJUXI-1739393012-1.0.1.1-Gsn6wIymFVgfDvcZEywrRithqtHqXL_uwbVp.TfvTAA",cFPWv: 'b',cITimeS: '1739393012',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6479028531?__cf_chl_f_tk=A2MbhLcsAWQK_bFTta.x9wXEBJAZfzsUCPKAyMWJUXI-1739393012-1.0.1.1-Gsn6wIymFVgfDvcZEywrRithqtHqXL_uwbVp.TfvTAA",md: "KkzXnW_6qHpMVS1XSp.uv0i0__J2vl4_3wiTIxJZXEY-1739393012-1.2.1.1-ZL2ObK3ymfxaxqKoNceCYJdD6YYUM8lsn9qGr234OyTrQAfyCwkD8GE0X5u7B1JX8Uy8LlOR9srg1K5QZ0V8sDrF39yO3At_HX8ZzoCicpaf8wxNLde8ZjhNJyUacf6gu1JbpScI7F59oaUMW3TpdN4zfAfMDSOnvsG.DG.9XQP5.vMI7qSXYqLq3YDkxZAL12u2VB3rkG32HWx0Y7TsGK3gYR_SB6Cp_2BPJI_5zn9cylDKXo7_COK05fWF7manMAO8uiXH.WMM.vp26ZIpumFyrmcOrjj028ITvKd.Q5t9iLkDJaSbFuN64WL0gfskTTwdgkngAM0vhrfALawUVBvyE6HH5bDoRcz3mf4WKVjD.xxPQClThR.p38INxSRp9vwmL89CkjIP0dyCJIViKHGAR6eQVyAHAkogb3zb1ptFoT1gNsrXbduS1EcOlJngbtkIfGoaz6OlBSw5WmOxbHlWi.i7kRQSAQ6RVC6og5dQZ0Ih1mErrl0UzzFsfFOZsbiVUuHPxtob0gdccjwjEcqF8QOz6bDqQeO4xSDOpgDn0DSbVmoVYE3y4AkE3vKQZuru_FfnJujZq_Iyih8XPkmOr54QrHJEAl2Ef.uKZWrGgJD_.9K1cy3PJ7ieS97.baHEL8yGnPerUazwGSZekjJes8yxqwWasf8WN2NtwcywZXSmXOd2hUWslcQmw6uFG94hwYW4rXFJMpOAhiYw6N.g2a0YltePHNUacgp8UMmS04DzbY6anUMsBqlX_IRKopg21LUWPWJC7rK45nravcT4d04N4VuwEzhwdoCtxp0dD3u_LTeAMbMpsa_Q6qwOu2xjt.j49s7jJP3tIysG5V16oa.fi7xGJeg5Fdknx5qzXANq7X588mitQdHJY61jo3pd7t2TR4zpYxg9uhTi03Z8L2AwwqF6lJXp1PUYZmKmZQfbRYr_thLLlAwBk9EKFxhE1I9ZHzw8YjHReGL82yDS9Ay1dKj11PYn8cZ82mQGIzwVXaRBDP2CEH.j5Ueyr_d9pCL7epGaLHIqb3TDxPmwpqyZXz4xyMr9NIH6dnN1240PXRcZaUx4Vapz9yUs078utYKXj3WPsGcbOxwVxlvmQR4dyPTDyswIsVvtkbZagD.6Ox391_wGAW4PbufnGN59V18LjTil6yhTz0k7EyRAP.6rzaa1McWxqKPvo9Upo.6cThTXUPfpR2_n79n.MQgGZGp4z0oCHc5a6UxhR6WsG.PidaRedwi21IEgH58sOEnc18US3k3z5_4U76W8V.xAOboBjAjTwjhH.t7Sl6HAr4_tKvLybZ_2vUMXuLKsVduQEjoWPRf1vDgEDnzwDnFXbxMnljuT8dz1wXaImOSzCn2hdMJVAmDWCCvMLmbsLOYwuVRHX1jW93nfigGMUfu5WRvuGbPvt6nZen0CnQaJxIXP.OzVidyVVA3Lt8mkiyUyHOeuebUpD9nGYMFTywcRcZcdVYm1lhHqrbCyJr046Usu6aVO8wZoyvRIT7dgMYt3gpjqhIcVp5dIZGROtF7wcNh59apaodfDTFiT6zgpEsZutJGvj.UnfUWHDa7RiogMFR2cD.TTAoYKr1vy9ZyKtSmVfeQyBII3RcGXDv5zn7q7bkc5BB_fMmIzJOgh046sUGhDOpBfSXqT1wBkJEAqsN02JBynHlIrvV6jeiszettVHCCEBV2aVnVcDWiRzZc8jwJJWq3mF6IpNt9xuQVmKj1flHmPQXKkhPHf8yxriYOgZswaxqxFxYHdvzyOuTukZx2TU6SiLz.7buNSoml1PHmJfGuwVlOVcY2piOOf1DpK9BHXfnvP9iNSIA9OGQ_7GwV9p.ys_aSkgNkf.12Joyy2g4fzwtl9sgzXABLKFlM.xWcLvuhGZ.zFiySCY3SM48SDMiuV7eq19QNjvDlwFxKmrIvJtmR02vnT3mwgVgznHwXglMAbVzDQDu.pcsh2X9OnonGFdFqGdukDtv2e3q_mznT6qCqjb2_95yaLbI1r4qRlx7yA2oVp1W6b0G0Lu4y4Es9S6Bb3OqCrf4Gel5Clac9J_cLtBb3zDJoWerc.Imm8UE9DVrNTnQLm_kjkjzbEG.KIi2sf3CkooCev1XW3E46i5ZbmtY_EaNnrK_OL5B1rEChjEKdALH7Vh7Anw6udoXr0Ai7T03SkjQl_3CZsBevBKbss7CuApF7UkY24V.6xz2Tw2nP3Ox0fQGERlrl6N8YKLStnZugG",mdrd: "ok3256wNXMjrB_fVJd2dNwoC6rrnVnOtckz7HVuGU6M-1739393012-1.2.1.1-vACoLLGcp.vkKyLkt0cvE92hKG9w32HzjUGTlFCxPy86C_ANPI9FCXwAHLBP5OVa9n9HRGmKFCpqMSc8DQ1f6HygU4n48cpk.QrgC.Ik4QN0XiSA3Bwx99qAkJvSMr221GFA.HDhlC2_yo9_vzS6KU2k4wgOcrWRCD0UvNTTQiJEb5fNJeltPOezME4MQyh2NP7lRWrqECk7ZE0CmmIYkuFZyCRL1JqTq5APvMihAUUE7Tp92xtQuNYjRVsO4.ZEWaX.n8Rq.Gn2.A1Yi6EHMAbRY8GD4atVyktBFsg_.SKAvXheswxbAL1ZzjfdIrw3sbgOTqpJUKkQP4UTe4ilnah3pdfEn.G7cN1FYDLjI_16l5mA60dTh69yhUZ4oeMTPINPeansbrQ8e6Cr2m0o731hbEA5VuS8htNy57FJIZXaw4puhqtmFSPgjIdaTo1V27v6KcRo.533JvrCqMCen5onHIArPiggcyYdtbpD39la1_cU3QwsqMsgCKwM2kc.x6pvgFgO8ZqsIqGdZ17DFcD30IIq4amGAsSbz8pyTDv7D7mm2pAYKbq50hGx6uZuwLJyB_FmG1EktvJW8X0dDJjgLAu2KwPL_FSlwEQKHYk1nlMKmf.mnGmzIy0u5oNtsO_.NC1JQjmKgtaPgt0wLgCqWEXRhECUEcIjgvsEmPJjn1DMLkxNv_e_6KOsPqcU_UHnAkIZDBtsWat_SR56_inEPQc28BV_B_9HCy.nSTpx1gUwY18UbjyuWKAT15Nsmh2_91Rbm9UdW5f3Pk_WUw00zAyYoWo2Lh789m8mSoTfKqZKZvWwQ0MJYsgSFK1WTbrv894E9VCS6Uf.QxsZJhdPcNwKHtSyLU8xltuYKwFH9dSKszSB__oHd4D.NoINl80S4SzVM.Yze53irmvBnpeTJHJtzVyNJhYQIPvmZcqLhxs_HqQxQuP5WyPsAjEZvveN20Q6Y_pr2kEQdMSgpn5yc.IQ0CAFdMSol_Lf4dysI5w7PLZaF6F6dCAlt3AtxoSwR10dyVmj45w1B.T1CCl78KBVGVVMd23rVy2QqvIL2ovtgSl7UDHy54kLeKtOh3spjoOZLprMfLL1EwSe3cx0au5CnXnFm_46NM1a9o7s.iffrPXGU7MUu.JngntpKMaF2F17Nt1Ftgal7wap_slP7_DQQ4LQ._2NO2ykT5Lwrq7xs29GalvdCmLA_rnoIEz1fmnt1UKRYrZuO0RdYhzEt__A19uahAkPC2raJR7cqFV.NhVyb.cvWgnWQULQutSOrkelBfyNhu7k8A8JbMUlC.4ogVukN6eb0JhYu1FlARrcWTNVXsjuwcdOrefB_ojucEvEFp3fQUNgkbcYpWFq.GWqXRV5gtr6ONt.og9Ar7iOz6dnhC7TJFnY8PH4eEVUr_zg7mTdzxw9nUOt0GY5Az6szPh7DqU.jVKTZt6VRY_SC6dBiskxrmeKhtp2GMrqni2xR9PrezQB_QNuIu.F_zL2GGSgz2XKQxxzi4AFMtpFFZ0HobxfV6zlLMUzy233Fl48TtK8bgfB4pppAAUVKzRdZUg2.IDOhadic1kRs0ib3Iva3OOj3aPBlA50hcxlBQLKAVb8aa0iSJqNXH39U4ENYeBQySf3a4UR9lX6gVsoq.AgkJcd4Zu3NLzfF2XRQDYab9nrudspW_xgv95ruu3gbvDyFaEZjlWOWIiPayPMfSS0_w46EvBmkaYWgMUhB6n4av9xbtlBrpsYSUKs_ubQEJ6my.8ge61jW_1fotZdnBO2OtqYyt5fNcJgwKm_u.jmHmSA6qc_31e97Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f69599e9656b6';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\/6479028531?__cf_chl_rt_tk=A2MbhLcsAWQK_bFTta.x9wXEBJAZfzsUCPKAyMWJUXI-1739393012-1.0.1.1-Gsn6wIymFVgfDvcZEywrRithqtHqXL_uwbVp.TfvTAA" + 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