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-aff6nyvpc.mit-edu.top/post/0742163598

  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-aff6nyvpc.mit-edu.top",cType: 'managed',cRay: '91079a8c0aadc947',cH: 'q8uK803.uyo6GK4J6HXtUOVxX1HclbpmmH7Pc7GZqs0-1739311141-1.2.1.1-0TYSoZVsd86k.d433YCbPiOm7Iw1g0KyQaV4EEAPsFKOvwcDnUnBCUOOBhPKa3lZ',cUPMDTk: "\/post\/0742163598?__cf_chl_tk=f5anNfUzMnc1I2rgz3i0xWRUsXK8EZhfZZUjLDI3BS8-1739311141-1.0.1.1-3A0aZxaA.FuplzFTamE8G3rwwSe0ta0wvNrLau0JdtM",cFPWv: 'g',cITimeS: '1739311141',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0742163598?__cf_chl_f_tk=f5anNfUzMnc1I2rgz3i0xWRUsXK8EZhfZZUjLDI3BS8-1739311141-1.0.1.1-3A0aZxaA.FuplzFTamE8G3rwwSe0ta0wvNrLau0JdtM",md: "zoaO6lOFcJWOT2yW7AoKF.gtIhJITFXZUuAK0ohcPxE-1739311141-1.2.1.1-e91rUvCg3ZFwdvj6_Nhx6.OyhOCZ3ppiY9SqYYsTluLgGS_F.RconM9NzoEACCFbBWO0yrrPQjWT2mRUbcfKc29CmIVAdDLaA5TSyl66U4vy96tJwJps.DaP0P6U_KnpD6BsBc9w7qNGfb2Yvy2LNrt2fmPAsXPFPdaZAEEYbcclKPoaNSkLfh6G2f5d3n_Rnf53e5JtRNGEbBfgzFUvyYqXB13nU8lPhqkKFarUI9gb4zpVsK58.JmbvwLKL.cNKBjzuDIGIpRADyNXatvAPkK2rySoCGCjQ_EIDfmveBGpsDvrj_rYF.jQ1fn7YzbQDGzmhhJlkUUVoexgGTyHbc6bdpA7qt4FJUsuJp8TcW8lBO36LMu41Q7nqIkDSCQiHB7XsE2De3sX.aRqKakw11t6A6AV8Us.2D.1hEcx7gNnLQ7yf1pK2hDZnoEDUdZWTd3PodCmdxo.pmKqjFIPhWD5cOZJbXp8D44uOAFXb80uRQMSD.BmFd555T4z_XNotglZp3i_BqgluGQk_sa.A329hmLZXJkJZ3awpJEYGe7fU6ocyfed1iy04274zlkiBgLN5jQsASqg1tYxpuN7Hi1eE.4VgeLgQLI6RRW_VsLq9qsn0BHr_FdpEGgrg9qqglCX2r9ogz3H0TihL4iUYw6io7Z4z91u4tdxUHHhX9oSlsdyzdZsuP0mkbkMQM2QZi_v88P0SLw0UFJWerXBogoEJqzhzReeYaoN5Za5pi6SwCsdHYdQefIhmjE9yLQHFcXNv7hQ4K.COSXQgawcRjTdGVZmC8dRM2J33wLA5vDPqZ0yLWWWQToqgaU2hbcBhoTho3WuZwD.p4bXIjo5wvQL4hybPXzlteJZxcp1zMxmLfFjJft4W3AwvC4WDoRDdup6kMi.Y29Am..g81SBVqO8PNmrI5m1ia6MIIPWbk3S2i41UgqKdikkruDw05mW1xJkeje8Nh_tCnpRaulrhNBCOPT0cVMkohfknbv7iFSDFkQFtskl1ERRjcp26Uba5oKM4xZxdII_7rRf7O1MdAuXZrkeTPWDtnCraLGfs3Utm_gpHI.U9QAVXOb0AtwOFwakujr2l_HxHUXACppA_dxhuPEIUnLqG9o7FQ7q23OlcFSMoqO8UZRJMb80hOJEBKuf1IfkLIQ1CTTKGGHod59gAFKYFoPJA4rCVVfpY6w0aOpMPu.gl4UUasHtX13DkYoCWxJbhWpiSw55sdvmu.sgtT98IR3NmQLDJWuV_jFVpU_yRbBgLVEefvgElQxaPWWTsgKxy4sJAg.7qMOo1_iyih67Bjy_x7HqGTkvwfjVquQst1U4a4iSlTdkaqsqEjbEfGdO7FlM14rlThVh5vTL6oxec.WQ6CznVLaz68gKo7eHlprXh8MQda9Iee_wGgVzv9rZDTdssx3L9UK0T_t1WRl8u0Oi9aOu0gX5t_b1CuM7tJfsZKypzBVVDNYHoyNv663Lt7qNEhIbNmxjV_KbBDehTbyEsbZiXUqkV8Z3_KT1ucQ9_AoK0TdF8oitIw8vGe.SnEovRIaRV.OTpvsWgwF938hEq3LwYzO31RXs9kn83AzltQbwAou14PDjMpUc2_bvgBb20EKuuOO3wMyScqY7bSAQRRFzGDD7UoED6MGizppodbnNWtUu9IVeNqqUQHjv.5kDP7QKYkaCaZzX3w4rjZBeysqq7fEQbvYhlOPxyjh8if39A9MwS9Pmx2RbEndDCS5xnm2ssITkJpCLwJ1GGHOEl1baf1p.hyg0CvHWUSC8_QgHp3sgrk0VfOPhjBgLw2Qf6p5LSRBLbyHbKfMsbORAhqLivJsTQq2Rvn_PQ8u.8YxNAuwA7454H61l40q3KEzkob3B2EJ.ccBqxgLgf0n1SQUEMHyQkyIS1awIo9.nXaGm1eeG7IJu81mABMk.1c.CiQ.jiWuJC_nBQpoYjy4Wb61_FiiFGEdbcMXgmm0KXu2TTaWIS8N8n_YdJb7uOg6R4pcIAiESrngIhCFX__y3hj__HnFtSNbjw.Wdk7_f2OAU4axy1p9EwN6ffWSSB1u9gjG9cBXf9fmbKqcT8YUPihvKH8eXUG89iJdrJRopiwpRg9o_ffcimuPrZSanwcKClzlb7OjqKUIkqkEpVp1Ee17TLcgkvViXc2jrX5rTlqSsri1Y8ElSaexEsv82GkuPRD7tyme.uDL0ldwEQq9wyv5sKKdHyD7SeVxWCV7sDKpvekrlD7dR",mdrd: "S8p.TKjZ15XxdP1yFfHowzkr6quDNBeRlvkfHQvheZ4-1739311141-1.2.1.1-iGoiMQlyT4ih8ZcD9lguceziXeKNieg01HObnkkC_wVqsjqZB4SNceR.zkGKKeOGrGkSUBGJAJjEgzwFche_oqtR0TWkLy_bm1OJH6ukdIKxsqL6uVoYGzC6yOMsnIZYSEcg3iB4LITnI3ZQrSgwcOxJl_.kgvudumAM.REPR3xO4cBACkHZVY5poO7.9UCyVAa_erhtmN.0AgQe.BBsX0CV6Bi1jk3mlBAn8R0L4IqSNr9oCEWezhRs_R2xjPh.Q0BZdn8_5zNdv4zM9fCVC577F_.rGe1zrCjuqaGZayahVX2_0FJ7xVDs7flGDb3nk6B098OISoi1WtwikmgfyS2AnFy2Am0gl4R.BscUZbCak_624gEXwYDhV4xsWHdJraWw2aozGRp6sXY8YhlUqADcK78T7h8wH7fkrG8G9nTUZOqecEiRyGfSfq.oN_QeHI9nxI5pExNXPz3wjd8INwu5PtNC1A5dROAwJ7ElCk4Qt6JAU2S82HL2h3s5oDCU5cr9P4He72f9YEq0ZWxBwF_pyxvu03NKLyXkzq6ISzpulViXR9vpeCvq7ooa5fu7eoVFysCK1AtovalFGF5Q5pnDL61eB6f.bP1Huv5WxaQAsDnZNxRRCXkvUrIqQ0VEPAJZ8Zj06Lt96qHXRY1CTZI7f8k7HhviKOIFC7l2yY6xMTp56L3gMn62vZDtMDF7J9f0eDWnSkuYCWkpUTqhVoBcpAYE9Rwut5DzWgXG.lWM9RNK_Zgp1YZyEsUe0_GEw4klGjDyCX8Jta2zWwz30ZqqhzsuJiSXfDlzfG_8pcdw_3L7QnAQoVWpCCEbS7b1Pl_ngk1tJen48jcrEEzXPgS1Bqx4usXYylzR7NfpOp3vQZVLkJnw_1aUHG636vTbwIA6B4IQFRp.kwzyOGUjjWziNUs_G2jSMCjc3SJh1iSB8OJIYXmaDJ6QgdZ6OydtxUp5urbPAsvh__klAs8Bk6.wDl7T5BYMf9Q7IV2NRil7YZF7cqvjtTb_hirjNMXbV9B2aGqO1QMTTG0W_ZuxQyPQJbSqCggT8S14i1gDQWO80ZlmCOU.G3tNc1R_HmGS164gQ8tAQOcsD.D22zvGZ7wGB_VXiOUXYqoK9g84MQfpuHZFicmp1Ds8zP2gZO4DpxsyGkHi5RwzOBjTzVIxaGzrtaT9W5WdawcJZ1gWPqmM0c2epVWyosleUd9P6lwtgsjlLRZEQ4T1tdFQt5rnfIVu4Wrxs2BWdBv_u61Q0djy8J_RPFWyITrVliIjjxKWtesrPl5N4s4VwIR4OfelPaDTfhcYlMUSL.0wc2GXEyGQqZy_dMyQq36NKxirTup426zb_63wrpNBtAoIk6nFlgeRGtnqvRgfEeuOfo7LolaXpyGqHlm5FUYL0389WoAe_VIusVT_qK4zDq59QOE6oJgNzjsiQvqoS.ORfCO_2bDX9kWmB_.ReX.qvb6BHxULwo9rfWz.l934kvwDvOWhh.WitTm3_h9CoO2LU5r5YKGhl_kSrwhqtDezJAw2KkvLPuzEjsZ0D.1mbb4eCNzxh00qMcRJdIZv8e1aVala0bd3wgfpVgwYiVP_PK3L31zPWtqRX27C4vQ_7CdVorNSrsTXEkHIkUEFl7R4t5P698eTdG8SfNBZ1IiH_7q61YhDd8YTA5eO5HVGGLJU2Y9QBhdIDpLB38mhmKPikvQQAK33YuK9C5ZuHH4C26FSctDJvzKtNhkTRGxisVzoPHNV5o2y9iTp.a3Oc2KWCyEDIVM9Yf8Es4vGNusjIfqZX.bCu5NFQnPagiV_QWcgdBxPxx6xkKzviTwVEqXPdMBSl6k"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=91079a8c0aadc947';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\/0742163598?__cf_chl_rt_tk=f5anNfUzMnc1I2rgz3i0xWRUsXK8EZhfZZUjLDI3BS8-1739311141-1.0.1.1-3A0aZxaA.FuplzFTamE8G3rwwSe0ta0wvNrLau0JdtM" + 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