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-687017473280.mit-edu.top/post/9532741086

  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-687017473280.mit-edu.top",cType: 'managed',cRay: '90f66cd10c027ff4',cH: 'cSlw.qOFPC4Wqh5RP8iQJ8Kjkcau.fhyU4qDtUo5yGA-1739131010-1.2.1.1-CybMEgQVBiLVyEIJHTy_Rm95GLs_4OHuvU3LLWL8RxU1uqBkRGxeFKSUHjA9TSfe',cUPMDTk: "\/post\/9532741086?__cf_chl_tk=mAPWtJ.pURM5yCgFkpfXEVU.t3l15ZmLB8j8qKkuJ6I-1739131010-1.0.1.1-PH2KO430FBelgJTjnYN.ji.__OmbcEBZkMy8Kon.hbM",cFPWv: 'g',cITimeS: '1739131010',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9532741086?__cf_chl_f_tk=mAPWtJ.pURM5yCgFkpfXEVU.t3l15ZmLB8j8qKkuJ6I-1739131010-1.0.1.1-PH2KO430FBelgJTjnYN.ji.__OmbcEBZkMy8Kon.hbM",md: "4O8kShVefBGr_Jrz0pdxP6wvpquKSudrwAos1LWlXR8-1739131010-1.2.1.1-Sll6.94TG1WpELQ984kJ6dBQjTD07SbCdXYwsZeaWm5ProTLeAgVTfD85SacxA43VhSuWolIqBIRgxadXAZv4jzkXDV5W5kpbg3COla57T87VxnDBNaIjq8qIyMMSsMHvIAbkR2rCAuvaqbif_feS59olxiMdwJLWfx1Jo.gP5UXozMcnFogAad8JmntngDgIM1yCgGBxR0n7a9ck1AFJq8CP09DB4C9wYiWBXwfptw_U5gSMV4ahw_QQ8ktJocab3wDQRWaUDmAgQWMtVdKD6nF5GUmiurFwkIGC4e00Sskr5up9S.zkb.DhSZZ0HhuOt.V.rn6HKjLdHUXZ28mHYWUAwdqQq0tMT8D6TjXTV0GCAIVSilkRaamiWD62xZMMxgZU_02ya4v3x8NDPvVapE0hQH_FZhv2kfbohUVpA9B5toorqSo2WOpIfz6NnFiFzl3cycRYKeoynDctKgGyVRhDwtBD2MqOAbCNK4_dwHtYDl6PI.8UxLn9NLLV1kYx6OYpfmaC5_m990sNLPz4e_iK5tvUXn.diTa9qanV8HDgyn3FMUcmT3BGirqtN53OQWw6eknqhsUkjm4AJ.sZuIcG0cKfwAwOxcMnbdKiFaICkmTPuwd6sT0uAFSdfcHKt.OoIydyP86sj337DmcG0E9J60uCXjnOfpZF6eL8PCLxd5axGZpOQ8onkw.UVKHc0fxNjtEclpkP3tLuGq6oTT81vpbShl5cFOiXU2hyzN5DP_ianWDjvMx7HCedSmtgMx7dtEvLDtzwJCVtnLeUNT6hSfZESdl7lMlS8As3LfWGtBVs1Tqe_4p7oK_ipAsxQ.ewyTJpNa9CIweWUu.X3oJNj2QaqwoMZRYybEYEK8DbC12vkAwpJrJcHbQqgd8lhdurMrAk2OL7jZokEkipRMioWLGKhszVfpXPb39uYdTmcCGD_nWfN2Ibt8zgQeh0RQEAruC7Mw151ml7JxRV.tZsOupy3FbmpwiZF3DA35YzB3E6wqCvIcjXJ9nHgPYeYxY9dm8qa6TxiwQLboTEpBpj0253wxRmcrSPD8QKe7l9YzMJNIfdenvZtIk2KfST5eCQq9y1ARm_LqZdY24fC6UhkRGjCU7jJriaPN.KUyESP.YPNfbtBqf6eVkI7lB2r96S8EKlxKODo94vjYE6eoXLad79zK5PF56S8BFjSdIIB_nFJCe47ZlrLs9RQ6LyJB2f5Gouom19afFeMQx85.RiMXYkY2vV7XqKs.TtU_XyLadxL9.yLfGLxhNRpEwOX6Mwmm1TtFn4jw5iBbL9gYtPLR3H.fKcyLHWqS.uzlyXzZhRobAl.06jrvVPsgjb0BsAIAxNydCv5kOe6MIFW098vAumoBgULIIpugem5cidpB1PCC3QpCT8Z5Am.9UlnHyu.bw0fYN6SldYxob1WkYk_HPxtoH4aDwtcrhd5xh3VqLbSvLOvb4.Xwt8ISuh_Obg_6MaigFmYHN2kyKCpzIZoBpZu0GK5y9hIScPfu2STjFTkH6QXIdiPZ1nyT4Kzj69rMKt30tc82zsUeSNWeQh0mLV21FkjKXOXW47OZNPFIkPTxUJZx.ib.gIuPI2RRb_wShG3k_upHDD0edOiG2r8xI1A1BuLTpnriEQO74p5YKUsYACL_D8fy4haJNeTW9cKiTptUbI3qCLtG7DMvQVkZ0pmpJXV3gFWK06dXX5CD.7XfU766b.kd8vew7J6i2OO_xFWAJNfmf7cmFgEsKpCjJ6_6.iesRtlH6vFZcvbCvePnvavb0M8xIcpjoK4MSJ8sd3e7XHV.V38FrH.4kPRZm5QJ8ZqnuzUASEiNn9SBA3CYz3h.x_qVGBWcq_CH6jKjJ6tRFU_3LrtpZreii4ZZoKq6QdX7pRjrCv5gQ_Mp5kZ1YvcalznFg4VJTRNysXvdDA1R1Tb.F4nYbLfhGNZL3oFbbFaSiXWk5V8eASSBJIlQi9NMnQdbaSnM3R3lJ0rtci15axi9h3h3rdKmun35xbAPraGNRoV9tmWZfUJHXII7MIXHi6UmOhB2AG_5pFp422QJl_Ag2bjAfhoPVNTn.3KWbjPdLNBdmanvhlVa1EFohT7qzNrjzeGm19IqoJdhb8pM.awVN9GVGSc5AinXyBZFym774vvtRqQdsg2OeJw113Kgxut33nrjWuhtcomOuozjP1w2cZWU89pdzcPPfQy23PVyZdyIkdwvv0GWfAsdH9.GyHN2SwxOj",mdrd: "t5hOJOkC0ChbcXgRK_5bI0YDeAIjQnfR2hnCtT6FqD8-1739131010-1.2.1.1-.kKQr7ZlnnY3_jzV18KqoRBD3eyWCaLvqevonICG9NOjnils.rCy_zRX4QoU3GBqp63Wgw4Ea0hjlRH4v0xzhLuOcUTYpB75xJpKFMipkzp6ovr3XSFHOVkaJ_1RatJTLHh4u1.Zxefldb0jb93yDkyT4vtAqWh_ZVVXoY_YhNDDIjvBnVo4HwPvlZrdHBv9hxf5TYS3mtR96F2VbMMaVSzOawnnE5wFHtYMaIZ.gmA9C0Y.EuKSQHMIKo9oAn3038Whm9d1s8Yhm0nJW6CAKoByw8YTKkZN4JhjabOavfTL0vY.7UdlGxd_moWjDybdX4PZ4fdyAIP25tJsU.wsuN8HTUgN5id95Y0Dl7NcI7cH.HlV4c556LcF60ePymm_2FECeDg.Pq.J3fGb68AxyPkEzABlnp1k4A2JfV48rJdMk5.XTYeW37He.91u0MD8KJy4whM66Scc98sGUgiqEyuWfFz1DqaitnmaaU5v0q5Ra9Bw.hStGFaZH2IEVZnOD_.WjNzpH0D6XbjXu.H_Z561uIfZypaOTY6bTZzsENBqMe.8yoKj6s1O50XXb.2tCjLAILYvZW9FjOtQk5xSysWRFXBzsSrcXRPMYdCExD469w8ZZlcGovevTsCuKyJb8K0lkrSU568zi5zmJf_dk0ucKWKG3fLTRAkVFeLM8D8wmYKfnCE2DIPAw4Tan.fBfZ2DyVYgm8e8V35FA2MEhPlozI5.TQ9bh_XvfLVcA8GRrn10oMMAtYkbARLHQRZ9UYb0gPYcOV5gzDbrzEP.TEtoqq8BQS7huEHN1VVomB9D6zB7yTqNzcNy_t_QSI1_KIgtKuTOEgPo3.bFWehmSJnu6uAqiLvozSA0i2z_hgM5hcHk0RiKQ7Plv07UcYDUDiuojwXvCanx6yUk2lMHGVFMBuOzlS0M_d1Y8E8JKfAAsGIqrdyN2KkjY_pH_R6pDLM0PLLvkThFEKqgXKC3YEuRwT8Vk1DYJBYv7FXGQjXVm7i7zSGO.BokbnKWrOM4Cx.8Tz49X_GnbDcAyYCJRoIT240OFFx1wc0NT2AEvEoavJvt.1BtQMpx.OcHZCIlhhDCvbHuUmQ4MS8v5aDzGtWJs_9tbtRl_5KyN_4yuditvM7wszll6FmM8KA1y46lmfvVN60.iU2coc46HOCN.LLnNcfmha0Mp9i71BTd0xU87rvpHU9m64yvHJaO2.3vueAMiiyAw7u_f9jpzsbJAUpuzj99gDB8y2ex.V8oXE4D1q8tv72D56.BQKf3e2aUm656a4FEPQHqKpFb9_Mb1abfvvOIXY7zMLFTnUeTJSnNvwSEbOzOF4WgnuwRLdMW4jRUjSo1jllse_Cq18ZzVWzk0rvx8FjUVQvGr2huxYF4vNck0t18CfCYkyqk9XRx1O14f8pLTpcRMYs_Bud02amh1Y33xYTPCN6z534aCKXUBVVfmAOBXWguNSaWInYiuycRSwFCFWBDEb0vATmVYVmZMoMvrx3IsSszyUqS8veLK5OvFa61WVnaj4AaT0o48IkRG1Qgso3g3HRECaICIKS0N3encpccjEhzI2_SFUx1ykp8VCjZx.uXMXNg.vGUZmyXP61YuTMV1v29IVAo.ADWLCkiAQZhHhem21MHLUS8sln80JHCzjm3ZIkFL6OJu9X.Zk6eUORvlpjwtvdX9GKI56yMwUvMH0zMDGlZsdH51eal1s50YSa3OPs3HeRree28T1Ok3EiCTkevvH3IHBKUDcvgNZGBmX6xLZCKuQ0JxMKl704.WG5ABhnbp.fuBXwjFqsUTdm_VV8ZmwbufIi_7zHXuOSfqbsrAW8zkYo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f66cd10c027ff4';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\/9532741086?__cf_chl_rt_tk=mAPWtJ.pURM5yCgFkpfXEVU.t3l15ZmLB8j8qKkuJ6I-1739131010-1.0.1.1-PH2KO430FBelgJTjnYN.ji.__OmbcEBZkMy8Kon.hbM" + 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