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-851546349770.mit-edu.top/post/4506287319

  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-851546349770.mit-edu.top",cType: 'managed',cRay: '90f658735ba6d641',cH: 'ynDH7kq3fQWzGHcgM8HIYUL_EHhkktA0vlwNBit2D.8-1739130176-1.2.1.1-zs9MEX2OriXZMCzzvj.EbFoUa_.Yc_j7fEO6McPbfldLbq8QdS93IJ6xDoeJ_vkp',cUPMDTk: "\/post\/4506287319?__cf_chl_tk=2Rxp_QX2g6YtszqYs3VA2c3fHU4czqahxJEQ1ZGA0uM-1739130176-1.0.1.1-AhfaoBP6.AXSnDFDPXGurgP3AHkHi0Y1b5QtyC.T_mg",cFPWv: 'g',cITimeS: '1739130176',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4506287319?__cf_chl_f_tk=2Rxp_QX2g6YtszqYs3VA2c3fHU4czqahxJEQ1ZGA0uM-1739130176-1.0.1.1-AhfaoBP6.AXSnDFDPXGurgP3AHkHi0Y1b5QtyC.T_mg",md: "_H4FwkfNwgsJhV1a1MMnM4W_QKH9UUqFpKTniDPM.Gc-1739130176-1.2.1.1-IUW9LImzRj3yXAEXt3Gq5omNpUOhwcqqAGCm5CbkiLq8CQn5vyjk6apZBZnk4DsoM5ebrHRK3Cj0JKvAuGBMpuxCQebQRjp52RNgK3q3Q9kc80ZGBoVvtIZGNadYz7Lyj7I1V79RXmvgfyV57L_KMC8hr0SXJjuDiatAdOmDy0IlYMH3v2.XAuaFiT6PY5M.KifA_4weCUrW0nzTaQFHek0oW_4sfzYSRDFWd.pk77acksbDaM9LDfL124FDESSQbltbiRdjjhIE7b2398jiHYcQ2y0Wa3TFUbRkX_gjjQK_QfdZfdfm4aVzZIrcEVXGT74uPXmOD_rQgR_dN8yZbjMPSAbQxQtPD2Q8w0d59Zia2PtO29hTkComI21lyUD6GSNifqKRoJrzLfaVxmQFEx8Eqgwk8_Nk5i94tZ3uxnR.HfNKtK0JRfAC.DYLltfoPIynpFct2zy2mMcjskj3EXp.5MQgJX57Ecy1qtr3RB9oUgD5oV__RjPqtFqDjgav5l0pei.YN9ej4GS.L2msxYVRzm.aqL1fVycG_wySWgvIwPSZRCz7xIJOxQyiUZxqz0p3IWFEEPqb.i9sNMj8FA4OrjSFO0szmKGeVK0QA5FOTeCY8am7ugr0Nnvs9xbzCrfy9tkUg8gtDu7OvN6a8HkNglFvYKkXXz0Rc2nSCWU6olf2uRHHUXCyrPHJwCI6ixcVynSf7nFS6U58u.wwHwbSxA5KlZBKQSqJxJ2UNeMLnpTcsor_Iw.OWhSo6SyAF4MfQY_nXv9AMJr8OdaIq7ZtOCHqmeRwtUeYPt4bRwtudeYfWb7rJ.HEIszVY39.l7e3u2i5ISvF5RTc8vtnxLuGdznWViszaGqqN.KzTo6t8CIA_tIaKotWILTodU05VzWsZRIJ68wpuH.0nMOL3W2rKUbcnmBn1niHQV03544quSR3Geqeaf9e.tfTDNe5o.HdEg2wfJ8BYWBsumOyVOCK4RnpyO0B.MP3MH9JsC5J0IJ3dQ1nMtCAyTg.P3KeXYMAj9QlqddN1qKpty_FdlK8jCL84tZASoKnFEGCIQ.9ZZPUBaQbp_0Y0n8Eq.pYdegRb.CEICJxz4QILwxnNLbfmvCx82vorCy1rFYuz05DenBRr7LOWisnMVDeho05GClmidgmv2no_XXspK_fHo8ZiO2CnL_BRE4bZXO.AfNUvPmKPNreGSYshkfiBCcfp2gEP4bKLTYBG8XIx78oVmRovUPw1xRzHb3u8ZsrXSpweHFYrbhB6ZMrEE0CnNyKf3AeU9dp0PHadb_loxOlpMMRgwgin6.Ia5LReKYIA4Nu_EyQSW.puWzEJhcbtzOjEzGDxPhEkvy5rYUNHGNBSPkks1BfP.iRcOjN_tY3_9nqUXuVlP9yNcGcvcjTCijaCEHV0ioR0sfxkmBlWTF9UBDnMZ8MJDK4QLGfbN60g3MnbPXk0ehPoBoCUu48bxbI2lD5nyNSgMe.Ro91eilYnCAs4BkLwlZVJdJrnh3dQsZzVmbE7nBFV.KE779nq4WBZjM5FMaZ8dA8ZnmtAIhXTds36dNFlxbwIOOh4qzh1aIZiTClrQjYtFJAfY99eqIxELkaA8Jq719_UR1IPe2lnnL1d_vB6SBC9KVygwik_mGcYaUl3Ib2WXnsFwtTHRywIJgeg4iBL67LlY2laCVS_nybGIwaxE.vnzpfZtptMeh0PRBKpT0HHD3tRVNdfoHScofoA_ovwwogNedH5d0zUzLtbMVqkYW3_kxFH7VtY26S7y9.PW8Y1yFvwUNIpQptBGmFXl8x8.vXXHj3w2xu5lajISNw30nP..eGTOEzMJgKvNzeVk.qJw6H9CqUXE.WFH47z2iOxPdV7AHGdySpjMjiEJErnW0wRt1pxGiy05MxX44OFoONWufwiQHajWPe0_A0jwAVKh7jsgkOqq88mac4yVJZRL_w8G8cbcBu9lbLldxUr7yAJq1BKITZWyvKCV.jFt42PfeP1QJZOa5f3QJOLwPAQWU4OyB7MoZj_KzLJSfimj6whd_vkKnLizE3VN6LNu.EkRtQA3F3a_mHuydD5OCnl1F_2hXT9I1umYuFbcj.aRFK_sZjW9OmGCG.laiHz427ihYp9KPaXcMlMm0LNsluZNn0KsjaQEWC1TW17aihz_B3xqqYHSL6jXISFPT.5inCPvh60AXf3hQ9KnW0adaQdLHY.uyliAz01bomxOYicxdbtAxUuynaDK2g",mdrd: "P3Wl0C94yl10Cl31QbSpG4UDR6nAd9SBxehQtjtJIGc-1739130176-1.2.1.1-zoOJhMdj10mYKgr8RgKLlnImyRiO62cby.K6RLhtUcNHdoD6FCTyL7mHH6Ws_tRvGCdVPv7B7y56xtZ8o7UWl_yIt4GZv1FvDpzTySBnbftMTjfob8wxnnosFQUYpixwVP3_IvpoyAHSiu.4R2rG1I7CTILInw2uFeZdQ0ry8Qs0ucqfznHjDbQTP.gGcrynjI3KhaT030dQKrAOsiUqU0ct2y.ut.CFi6nXRkPc2u49G2k0j3g5LOZfxnCuAH08UKUYR1qCXEE32Jugfs6mlCbyccHsHhfT02z2im6hz2lcfI6DXGhhnge5YCqX6pIJ2WylAAoxcB8DJiFW0rvJJ5B4Ae1tjJrY3Z57jgSE8z9XGijBncxNCSCpPFbzfkDUVP28xn_Nq8RBkrATCFKCut7VCt5ePiTE0Ef.0QvphTeY.Ts5uhRRzcVrke6FylgbdSB.0maMt7q6TpsG0.BxUo9EN.H3XJnW7pxCeISgg3jKT.AfBE47QwURoqf30s.4hbffqOw0TYPa_40DUaDww6AA4VDw2WJt6Jl4HqvujhCsdMDqTKhxudyt.T9LpUz1TRJzemG93aMv8Hku8gYM_l9y3yez0Sr5EkVlMEalYAoI3oN2dFKRnV6WHn96s9O3grfXGje1tYmTvaRAOFBv6tpBSlah61rENqZo62ktKgn3gVnlPOQ5utm2HAXYpGK4hNUQRESR2g9rKyfGKlwPvx7amjiXNbB3q6BNWr0bqEjccV7qNeLwmO6d61YqnU_FHeOqA4Kz5CkzQY3lCB1ebFSkmc_Tt7amF3qyLLTYAKoPzvluD6nwAR6JMMdLuKUCUuRDzwfbov5kmozEMnvv2fR0nlntzzdPlk_OlPve8A6nDIz6u49bYKDuPdEtvGeuDhno.Lc_DAA14MxSeJ_l1uHiP9WnhY5qWAXDwlnMqscl3rgK_nmRYHIvCy5uOsRQ8Jzx6aSgU9T2gxr5S9oLaZFVBWu0k1WlID.CV_Y78Jw0pyCgopSbdCLsHd9_eTp8SPV7dy.NYYMlBLuSc0ua4afziYOI3zStSrbfiYKs1TYFHdkxZaytTK8GeeboPrmsPo7AS2D3g0IdepK0ZSEArecjYQbf5_XmCRO951a.waDfjCfxX4Xw1dAumzKD9AcPgFaXyI_c43RcjaPsmqnB6Q3HtobQGw47_qi_a7aXZ3y0euf1aQ6RiBedEPzam2gLJemsQFRUz0GU3jg8ZfkjqxZZnWcYPstL99GjDjgNehqA.eF4DziDQbqV1F3XvQpc4q2G2DQJv3On.85jPj2.KxjDVNyuPDv1WUxvUcAbDv_1Fgdx.giXRm.aAAf.51K1fTh7MC1a8_5Pl1GrLf4Drdgy7vsB8XdJrJUdjwlMYl6u_R_er63.7dI5YuhK_4hlhheovFzuugOIRcFxJvBEcgAeAF9w9Wa0efbLdegTVSps55bNB2gogSXdV58pLv9ZjP_GtHqsvWec6HeJGMEdrRfDprzT5xFYhqR_1LVxW53bptE7SyoUVfCEHJVNnUeJUjHYRApcAiWZ5jwy_Jprj3WaVQYjRIPdBCUMYfh3YOdWTyrbWshsGD9rG4jbwYj4F9Ya3GyIKhsrP5dviJgvjX.OQoeCEl2Uc5fExIgO1SEKVkQN6W1XC5sH4BqWGJigxMJ7kJMpkm2cOw4nGOuoyZkFGpLEHcAQ3iG6ZQJ.bRTHbit2SNildAPb_vv8o1Vf9jI_C35TnLGvDcEloFdOeeDFIyy8CuLkBbeAo9fWOJONhs0YG22KcoPBY7DP57S3fBnYl9zwP9mxWT2CrcxD.NH1Snm3oiTrDKQ95jJ0.E0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f658735ba6d641';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\/4506287319?__cf_chl_rt_tk=2Rxp_QX2g6YtszqYs3VA2c3fHU4czqahxJEQ1ZGA0uM-1739130176-1.0.1.1-AhfaoBP6.AXSnDFDPXGurgP3AHkHi0Y1b5QtyC.T_mg" + 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