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-371219554456.mit-edu.top/post/6481250937

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-371219554456.mit-edu.top",cType: 'managed',cRay: '9110513aaa709c66',cH: '.tN49bBssJ__J.MPk.zzCM2jAl9oOfShtDHrgFvA53k-1739402510-1.2.1.1-IJMnS7U5a_rdjAEIWgpCQdYwmD4qjF6PdC.axMQ6EzsTTGMiHg9uEsN6uZZaqFQp',cUPMDTk: "\/post\/6481250937?__cf_chl_tk=UW0AEZ0NhO99McpLZf8lDyLlQuvvdWqH06Wn79X74Cg-1739402510-1.0.1.1-ONTfCtK4KisDE3YgoFRvG7DQhgred1QjJGSoigU3p2U",cFPWv: 'b',cITimeS: '1739402510',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6481250937?__cf_chl_f_tk=UW0AEZ0NhO99McpLZf8lDyLlQuvvdWqH06Wn79X74Cg-1739402510-1.0.1.1-ONTfCtK4KisDE3YgoFRvG7DQhgred1QjJGSoigU3p2U",md: "kKPbV9zyzTz2.yDKEN8cGtGvM3CHEATRrIsdFwsI4X0-1739402510-1.2.1.1-72uKfumO9D8HHkHEXe9jftzGZaAQfyT4RFs_SIEexd3lvvIeN5gyCI09eOtLlKMhEQsmW_IwUTD2oAFVGRDNnI4LzJRJcnM9G8TNbMYE9ZDUilKupDquZVc_nUfts8TUfKNp9v.qGOxF2XGnHCRpcIDQLO54iCUAf9rn264MFkzkgwsI5aS6b_9jUuuFRqOI5J5ef9tZO8hDiZ26yeCh_vNkr.t8pQ24HYJa7qjbyc45WwgclIrFagYRPztKL7QDyI0PrveR.Klglp8A7JrZ0Xzd9AhPPw2WxF3UOqE3ud2LuvzKLJgdajD13ejo9eg64zMwoiFKHT8k52qQ7iygmbcpE3plItZTMk26o5MEi6buS1bJQS9RaoyODqnncqPOUdLDZie7D2U5OYzyBZGvpGWhf3h9Zc2DKRoeuhkRlDKHtboIUJjEaf268FUa6Iz1YBAyQIniz2lWoKeRY9UA4oJEpppf_7uFIbK2_DLK._dBTN6nQdMchSLmxFc7AaRHXgtho9K0j1.KDktZ9hmzYSev4MyM5K5v9F61pfJH2l8T8nvdnORZSWRucLcHp5TogjzyVLJFFWQwGrqo5jIvOqMGQsRGvqi.zx_UgnCqtkFYS20u3.c6t76B6r1wJnqF_Tj7udXCQS9NblmfgRq8aVVz21eu7ymZYIVkySMdTvk4HhXOJiBH47mkTS990XbfYwHxaM3K6xxhkxfR8xuQtZkTkVokfeEQT7HUbJPAWfHo5B.e7Pki60C_aauvH6jV2IeWx90EWv8WB0WPZ02DpUQk18.MQ5vlxSJPue0u6nD4CxoMydvThPuI1eoEIb1B3iXVJLgKhQcHAdNCxwtWI_Nl9880P1Cfd64PGkI2dWxv3pIIeHIrBPrjyKNY7fc0.5fHpIE0CaGeDqVwP0TBV1OrG3cvRoMcCktd4mNl9YloQRdmPLo_tt6JJWKrs_WgLf21cV772M4NyomGxPb1gyCV8oZio5W.cXmlV5ph2VlGdw3IhTyVb6E0NkK3wP98mdDok_9XaJTqzmU2f3ftUK51GnIpqAVC9n7I5Tl60vWZmj2M0y0rgOoUENNQ.NfVe6srv8K2zZOTkoqkUc0ljLN_D209NBgKTLekqBBcTd_X8FNMPuMbG8WR8SUIz73WecR2UJx03aeoe9rtq4PhuYi8Q8Cso3kbrbgdWi86L2_WoucW7va5XeNid0y7glShTy5.Ii1PanGAee4G.n0nIyB08Ov3S7xUYM1CcwcciUhhBPr07D996o3sX8rur_1LoCmVSup6HV.MFW6sPP3YNe7ljzBponKYGYEGlzOsD_o6TbJD5vIj.2DSDOK2dhyJnh1OCht5nx5nCD0983M5OUIkOB4roCUycZvsO_7LuXmilIqt4MVXVZF6gyVQpk.LiP4_Kltqel9kx7HwhpXK476xeotUXxm7S.OaluSXPYNJc1nPLyTu69r0qguPWQsX.pifwnV474gB.qMvHcuAeLWGpse3agtWLd7X_GDYqmTKF5VtS5AlcgOI461IMo0tq7lYGeakoxM0nL_od2pZyM5RVnJGKytWTh5YJkbsrUaboC5B44pV56Sa_ZlKw1Y6K4puh6DGuF4jLdWG2gVVQLwLOar7SSFEH0bAvGbC6u.n6WsfJYAjI7XKAb0PWedZxSfO8qyQ_lW9p4F2Er.6wL73kGeyLrdXSbF0kumzGDi2zMrVu9XTKcchzIgiVwkdb4I3BDcX5FOPIjVep64xX.JKmeVMjUZDMb7qX2xMhVEQaeDWNpSBAWpbnuHaBIrp8rQPiW3J50SSxeyN3ISX.SY0wb_mcXVEi6_D5Z5Jy6nOWR1Q4admU0MkGp9lxaExNbZ.pFpv9rahH0xYVOLX8fEbcvY6aqJ90lX9KbbNIL12BEo4w.GN2ld0nKGzyWK4ddAMnu3SijNVmhNo5DiwmN_3PLvsJmZtc1heLG0L.HRKuxGAf1W1GR4.MnSNtbCO9hHaDM4_tkNfYGou13llC0Q66_3BM41S9M86.fH2.RERwX90C_Ol3LSizXv4eM1cqKtPQ3UzDpEB.7zEqQh1qjosV.xgFcmc13W.km80UDNfZ_tv_ldrhpXS8.gtPZqXvjmjSzzH10ZFED0aOkwEfdpaiyWDMZp_7VzTCNgDv5fJUG9Z13nLrgCbuDMbiMwviyfo7fZhnScMcHify0bxCQNzIdRidT7UlNjvdsojMsFm0J3FxGDu37UkGPDZ2Kz5",mdrd: "8dLU4BEBRQWhed1cIyeBqKKt0uPNXz9s_RrE901WX_Q-1739402510-1.2.1.1-JWTNdE6Uenu25iSDJCuoIZmoC55uahc3FxooCCFBnLqoIRKZHVoXBq_3hKqd1NOiCM4KkIr0ccOkYo0f2foMdcTi3cBmgpy4jDDaxR.60WAFCnvfasKsV4r9mVHihdyfXlVedaZBnaDCzT21t3d3vA2.HkOuYt6y8gtZ8t88XJD__yIilCzSXzf8P_HUqKXv9tUfaFnxG6gZR3.JKiqklpwvLppdlODhq09tcHunZhj4erypAB3cn_.CTmH3Q7gef5YI01vDOiho4WqLiKNwlhFyZkgD.tyVdxqc3yvraDuIzZDbYij2sgt70bG_oXB2ubIUsdGPR1_Pvpqb8whgdo_yLWi_oGCoTjmyyThZAkAzdDlLF2qV0mRTLuT7xKMjX2WcGyHM7cDDGPUobxzuiSWNXi90tvRNB3OTjDn8ZMRS9vCiQSLSSzqfAbmRJKN1Ma.OiNNN0ViCuYtR9.pIQ35hGYPOpiW4G6xDTMx8Xm.naPAO.UyaNbVru5VXgNU.yRkhlmuoNFYqiexRRYvd4O.PSaMUHwYHNoFSzOaL6cjN2n3Od2mYLBa6mKC4iMR9HbTh5CAgwDfEWi6StLPyAooNZ5bfXaZD9L.vPSRGgsLe4iL.9Rpu3IdoChXRKUeEojn1macly6fHEfzQmLToi5s.cx31tWZldzpem9JTrs.l2Q29QXExSkcV..ZD09Gt48efGhkyOMxqwo0Qp.hPpjARRX9QDXfTaCM6wcwLuywwWLpbM3jPFQP159Cc4FwaiJp8QdSTHAGScBaV0Df7j1zeLDZlerTfcd4AgWYvm7_Q5A8IqdssYCFTo5cQltkRKIBtPE..ioIyNM4QtgxnCVzmEbBPwF_60StPncHZb1ULjS02epRLhN2K7KQXB5YtZ5BdnsL7SdR2T4w3y2HqivlEna_uJCI_bpKBPCkhx06mnDcJfXmvhGfAK8ckKMg__Jccji8AfgnrifrhbcEibOqd7JLkIys0knDKuhDECDiSgj0PzAD4ttHJIDOtQMPFVnFvgmANLnc9akd1.L4qrxjOWWoYykk7_wNtq_MyCVzdu6VVyDTBPI57QY2AhvqrSP06jCUhY0i.2Bs5A7zPsbsYLkXdmskjE4KSJBhQR5_sIAwWk954hkZXY7gIwyd9KPg9n_9jIG_NbkbljhwXEpMl887izu0Si4RfwBMW_4Wg9NwNqbJFqiNxhv6t2mdZURrW9hncNpYiPqR2srlfxfZR34ESOdFHVV_LBdMpriTKwBliYApj4ZWqNemXUdkcpUM3pTTtxTn6EMQOeZNioGVc3IRX4z3VID_qUfvzyxffFeCH3Nd8AQtZ9CsrWcPGGPYmzijxB2xMdKfHMg6AIiv2B3omX6NFRifU5HGBTjbEf6rdE8auufrhgRRhoD1Zl4WK3MJ5N79gt2jcX._xRSEqzndgHI6dLDu_ODD0AXJFge3JZWEU1b7Nk7EKCrS_Z8hY32PHKYfS22siVThYq3kcY9T7guz9i3ZFvIcXh6YS7ZyrukKqHL1.gAmHOCdr50Zo.StFNWebSKkDaOH26PbO3XiVCqViK_9LpbVjzeS1PVdp0XpVX57490.0jT1Hj1ZEK1WK_d5xQUcG9DhuT_varKtAJxht_jbghZeaBTKYSecPdy1W5em3xRLNFkeRWj829NEHrl4JYFzQoAsHRLrSndNOHCH6dDd1Z.KV66f4JbfR5GsJOWaEgmRf_4To8LdFks0JaUpU_r5Isl6CJG5SK.BfJwzNxPKSZWe4.5aj3SYBS4dpJlO_GLcovxznU_16dIVLpgIabHJyRvLUYQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110513aaa709c66';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\/6481250937?__cf_chl_rt_tk=UW0AEZ0NhO99McpLZf8lDyLlQuvvdWqH06Wn79X74Cg-1739402510-1.0.1.1-ONTfCtK4KisDE3YgoFRvG7DQhgred1QjJGSoigU3p2U" + 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