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-209474259452.mit-edu.top/post/7849612503

  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-209474259452.mit-edu.top",cType: 'managed',cRay: '90fb1ae0fccb396d',cH: 'gOsSEnPKRak.e6qONtQiGYQ4v07CbGvuTYHWTqtnbZY-1739180083-1.2.1.1-CoD9y25RHdbLTe1kSjQZ1MD_5OjCTv05QVQVtWkN1uyIGJ0d3DK7PWzgp99iURiq',cUPMDTk: "\/post\/7849612503?__cf_chl_tk=JEhjzvIK8roHw5QqUpMbQCrMpoBTVRepaTHo9xzwiD0-1739180083-1.0.1.1-Haff4iknXxXKfplZsk6NzoqINpBROKNmKG7T8pPlg0s",cFPWv: 'g',cITimeS: '1739180083',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7849612503?__cf_chl_f_tk=JEhjzvIK8roHw5QqUpMbQCrMpoBTVRepaTHo9xzwiD0-1739180083-1.0.1.1-Haff4iknXxXKfplZsk6NzoqINpBROKNmKG7T8pPlg0s",md: "XBlUYbh8utbAW6rnxS5WlhJCnv16TVxgieI2VYAPjqs-1739180083-1.2.1.1-pHuFpg1XLXjMwnKA_Ug6AdVlFVu2eMPk8Nn2w8JXSSWcN39fZC3fePrxKl8qeqrYa6dtHFNt2f9UfJAJicFMYUG4FiiFwiejNtGqOMrn_tSy614dQe4GU2KTnxL8T8dLNuOtWKppnhRds78JbeSzzcCNsA9fm8ZdIfL0Q7ZxnHNTsixy5I4Z_MCgbpnIJbOprL83M1f_mSMJT.58EiI3CDwwnmlRm_YXHoXaLkrrJv0o809jlH.ZZefu2R_iAATUTV.zAmUHyXTLG482JCqwKDFxgr6JP2yFVx9K.vAOuhpsVazl7bqeIDsyTd8fmWqPsZsLNIL51QSPqI2xYbYw_V7.mI6uSoNlhHPzF.UqGPF3SJAA7jCd5cyHeQ7W5cbhEmsMb7cfpve8dvuN_3tF17Xa1NRMXkiSQEtxbv89vRt3pKAIgKz4lwcATwbiHdAilM__u1t7.wOIRDOzSMUmJP9IQ7g0Obboz_vk.2Sfes.4wt_HHmZPnQevcgm8fmBTaWCAcd9uKUTVmGCpGqBaKvqhUonz_D8Z9YzTjaqBfCKfslzER84KBafJGpJ_4N6UvuQneDggy6lWZiC1sguePLWntxGLe45GHtKFP3wO_6FONItEl6LscU8Tw06xgfGPI7VRLKEaZYMvjf2lQAgXgEdfe5VopZxOd7eg3tJpZXscaej0bHL6615KT6vVbHKBQ1P5igfhtqtzymzyU12kjuxdfqsQHCttJBQhH.I2Xkay3pVdpLR9.qeKW6b.zY4i_If383kjgUIwrI0L735C6FxFocLFHJxw2d.Zt6DSEIAUVF2RpRoDM0BwTNnfviQBFH9U3lmB3imQDNVQwzLPvNwTvVchv7YrR_0MUfBqB6iFHBdFo.TZPzB78yY8pJHi8OlnvyECHj8lABhZa_kWQjxgH3FtpUOq5gkSVkIZUaaU7oHY7b8CdDISsghcxGks3jlOzVNVIbK5IPDrCGqkW46qSFlU3wpGx6FpvK_rl.pyf6qe3MUpEHiWttdxwgVXOvbbqitqqjImSvZzgbOp4_pB38yPWk4SHquEpB_aLQm4Rcv.8LZk_6YDVgWcaGfMqqb2ka9QXafO0CtrEsdDCgDeJasaLMQh8AZJTLfaEtm67IDM1tnJHFcL8k5F0uODw5.opkwvDBTX1SDpQDJvv13NpLqIq5trqgAibgFJ4PY.LsTmMcuzqQs5sMYXLVT_C3GvHOhNUhKu0PCJvxJnygYYpzezxT_ZIgQBHnGQXrwlNDOKiRXguez5X7XKhZmrLMbG3_CwMmpkPTHdraPR9wDN_.9FZ5oY4dpNqE0.ATbTuG3AZRdNAalxzdvnMDg0KZCK6YE9SOArWzJdBiZb9Pz6COOQv9Uhcs1jAtfDarkroYcx3KRfqGr1DD4P2MqtQ4v8xuycN9l1Y0wwnCTg8PLWgrF9onC5tsOJLV7zbmPO0ImZvpT0MbecOzrrlT_A36ihVvkP.SiCItbHIKZ1tXqn2aPbUPm9n8QzWHbxA8dmOVG_7A9d9jPD6i7S_MH_WD0gDYRH2Aup3CsxuCBQN276qrExL3kM_fvIcjZvJf.lLMnsxopIrkeiNRUrLFAEn4R9KF1RTgjh___HsQu8ZVfAgPPPGEvFAXVwvH.a76XpPZThcEAFs6ErRaQpPpjqMNqcYAVX.0rM8.fqCf6YIj6UI.gum7OzxL9yRYNpy7xrMqNK5yh8GQWt86qTgYAci.GnkcRwyIN3_2T8a8cHhrxUJh6WgQMnoWtJkTIgysiYJ6RsleX8dUR2qETvxz5nlCAHP_USDZnnGNmYabTyYGpQrfHOWA7qc8eBtk_F99J9rOJk0eiTKgCcqMAJcVjt.vqMUnbP3smbvRwng1qYJ86wkHNsXbg_kkFxM4vuGINTIqpEsND34Ob_qXYnLbl0IGG.NEQ5bIB.l55qlPtv1r7DhV7z8DFWfhHHNirP5Jgg0752vGWbsOFz5hVm_Di4nJvkPEABxFkiRntL3lhWm3h7iWz71KM2TbB8ogOgzJXy9v2aBBZkU69Z5yZP1_DWGhh2h5wuEb8yTDQVzH4CMr8OiBhHxNV42.ho2opXRorzDsPWMjWCWKgkJaCtLy76kS3HrYvz_KF5dkw9OSMGWZqtI_cnnIyYdTvCqgTlHsFxink8G6SK_kDztzuXOuAumj0nezbZ45tCFTuVBqXRtFeP3s9l5XyJd3_kJhyrh0LapZ5R8SBBEVJRpqGtzmCr",mdrd: "tS5fcIMA7EYEsol2f9MdijcT1fQZRa7xRGqvVezj774-1739180083-1.2.1.1-X9O1wicpoQazdDXUrrqGsed02lI9LuXF8gpNuy4ZoOTJH5g8i1eStor7CoSZMK_jgYjT4jIWnDzbvQymbi0VWfUzx2iGlhhinGNntgAi6yCeK3wZVeAjIBDM2rze_9EkVQC0pt9f_T9AdXhuv6oeTslxzwqEsrI9bKBAEcnk78.YeCSawSCx.6VJiaifke4qFyrJ66Ng2vVj88IL0sYJFjTJ3OyUvl7LXkEbBLN6fDEZYuNfq71hNLb_FgxfyhfIk.H5VEYLrz0dibx0tO4ecnij8xTLwBbk9wKt6IMFVDflfh_.56i6LbrZNSpPZGOp07wxu2Rg9z0RCA9i1cDgOeH9D2CAAGpyGH0_qa6sbfWcHg.mRQGCqf8ThS_TKEt3oxO_2nRem2zHgYddvu.XecqyCEjv.lL.wWzV60Yblo8__dquakyOIjwIwm35mw8nUkEoTIR6fbxsmu6psCp_AsVESv_IrXTNqLrbLlpxfp._Uiew1pRWsztYW30LBsFsSVuBOjBjnGl657zJAGrEdsYn_75NseKY_lVyAUx.jxb_qT9dsZTk0hti7Pj2jDF9fzh.YlDZWSWOK87oThDHZDgSjuzOQXG0dZB8d2J.Fw4nqY5UIF9h.MJytpNvBbdfz5Yau7B.Hs7BhN7afDVaRZ0QLJgN_Ya77Bpntoy3jExE.yy4xrIGx9QlsA_9HIhurqLEnfQ9YlsXAmQSByjN9MIFKmCr4QgbUrEMJYwgf6AoSfGqPn94COxhJ8B4D5xSe7JQYlK4KReXuT5htMmXS4i6TJDb8MvY2EQpMRrkod62DrEepO4V0AtcNhqK1YCMv6JG16FPI8UOFx11PS8ps9XsLGBGApFbFF2HtNZ61yEXjoxl3pNPup1t8toDx3ELJQ6pBuUsFZfNJLLqVlBnLiz76MrnX3CGgqRHf0GoIiFzfgh9A_9bXEv2OvuQTfl0nDDFbylB4vHBv4oR7O7b4CLKEwwvhOA8_hLFWrUuABV0xAPbXjiWCcxxhjLa9nZFLLGlMtuVaJl6qwPPIu3rBARo_S33EOjqUUuvJvAFHoeSUpuVR.BLSc4wuhdFAr_YlnRUoBKFmVm8DVptXViq2Ix5sUklgcoeAq_9wIxszVoR.EMPbTQv9WgxOBsF5PcUmxR4UMHyIJvbuqtWmoOEk.l9KK8RlTIDyUQL130p3pagAbt9p8gCl0ejW1zKB3e1Wn1zZ3I.M0oQYDuLcBNiNeFDTudGWNssV75cI1vaIgM7lHn2xo2mjp0PZ1uALWYm_nADitUPli_2TRxI5g_jeLgy6_i1327fb9kSo5Ceeq_YPs6k0IkOK_N9AC5vcvyjcZJIaOB4QyLZ04Vf_sx.Lw28qlqywuSzfB5io5_7BOxrIOnDhPTWmlrNbxJagEpwNr9TbUYMTcPaYjpeCiQ7vopF1FvqhAl0TJb96unRIl5CDL9rIZvukQGyOASmdlp0FNgOMSlOneIZFN8oYln2tER068wcNd0NuopioaYW2WPwQZp1Vmm860d61y4d1ymmMpAhs6jXrEPgWjn5zUznl3cQLxgtQ9GwvUau5uNPiSbPlseIq6HbGmMkMeHAtDn.ncDbdi..u7UbRldNRpBIslnSHMTlsmfgzsyj28KlpH.WBveFIutllGHUP7kdMQX0uQZPW5Zo2f6wLhKXQjcVxoMPnz.1c86hFalmosG1Way92iSvs.nSTmqhtXrjekeBOfrYCkf0ydmuIhEnlvFFHisrsZsDPzhpGhL4X_7Lu11h1xwt6dJk5ekbNjhG3H3izmral8IGs7eY_fcaOydU2g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb1ae0fccb396d';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\/7849612503?__cf_chl_rt_tk=JEhjzvIK8roHw5QqUpMbQCrMpoBTVRepaTHo9xzwiD0-1739180083-1.0.1.1-Haff4iknXxXKfplZsk6NzoqINpBROKNmKG7T8pPlg0s" + 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