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-388681137818.mit-edu.top/post/8321479056

  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-388681137818.mit-edu.top",cType: 'managed',cRay: '90f35e84fb63c980',cH: 'O1RbNOTDj2yNSQj.rnycQEKRBbpKKq8xMFg9rDvbh_k-1739098967-1.2.1.1-Y211PJwQBUUefx4rnXIlyCHsuYTSVQxevivCGXe5i.DI8SHlyV9vdqb1FlM1ZKQ7',cUPMDTk: "\/post\/8321479056?__cf_chl_tk=.j.Q0tSIc0SGMVLmVGL6.oN.PK3FNn82qtveExaffoc-1739098967-1.0.1.1-fEDwm6plFSAIwbteMk2KXxt16yY.L5qsh6hLa_LfjfE",cFPWv: 'g',cITimeS: '1739098967',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/8321479056?__cf_chl_f_tk=.j.Q0tSIc0SGMVLmVGL6.oN.PK3FNn82qtveExaffoc-1739098967-1.0.1.1-fEDwm6plFSAIwbteMk2KXxt16yY.L5qsh6hLa_LfjfE",md: "OItUImktUINdZWnoFxMJIhkPBES3tmraTOdknXd1oYo-1739098967-1.2.1.1-0oXUC_YLoX0W6ABJ9kw069X7utjh0pbgNDMGMVNL79CPnVuiZ9A3VvH_7JoUfDbllqbe37Zh53NpKlppe34A0dfr_cDH67y7UWo3TqyG_HTd27IpsdZpOBd66UOjmIhWYogFrSIuxz6SH.Xa73xvyLitESaPFwdEjW_tug1zQO_RSek9P1gEXEeR9A1ktjCURoZLfR3IfDAllvv3sggIFvKlS8kUP4ZQ8GwH0ii5UBgMacvZwauLTt1jaD8nY3VWYy2qSMDOpYk4LqyUQ8.4UT3ljHy4XOPN996s6QHDnSEIL7L3z8YFCe9sLkWOw3qH9fOyQL2uOpLnc9LJmHuUoZPnqTdUhaBLp4V5IyfJxHZpPQvwdRK9X9KlEpEq0jHIOVDS7RsHtATeuR2KiJiXw.iSIoVg1uxP1oQEVV0FRsg21GYqY0IXu8QhCyYTvtP9qhbK.p1hHq2sjnhROS19eoJMmA_reSUjgAFGwhAwLg4j6Q0iePYmeeczRPzZUxanyt_DHm7o.f270RhToJ_3KORoelL33o23EqNHDjcTBwgcqwwSIweG_7V2JPRmmGrSteVLN22d6HxvB1VBeAiS4a_k_uWl1jjPOoCNt4txF4ONTzbu2Iyce4porj.P4BKF.A0QHKNJFCck0Q.rV6wfMwj8tMMLM2y4c0oRohjPYeHJPWBMAbjqZTc0z21iVsizXfW1W5qYm0Utc0kgBz5uvE6JJHEJm5xQ1glnUBhFWbnO8gCKKH2cLU1AlyW_YaWKvlkRH64BCHJ_5kSHnz6rEF92qanRvsNpF3D.Bdq6BtWDCnD1t0tHslHfpCthGtM25YAuY4XpOLQ4bfX01WKs_HgxKi31qU13NaN7ONGYFoOx1TuRJMsp4kjF8wTA8IW58DiNchcoOoHNEKKLVbEYM5nLTX2gkWTKnAo1WAt2r94qhEmUs4Gl2KuCC4nEiGkgLjzdtIMql4FTJ89Ey2GzM3Qg4VAtXo7ijBY0.I9gojHFW_gK598apiXmRXSELSiiifOqK6R1KyKhAj1qcUJ78NXj0YsNO52c5Ecos4OuCyz91D6t5g6TeaZM7w2158r4xEUzS2Pu706Hw9ukseOARGBMHklq_tWR6Ej7RQ3DLzgbsGJM_Fnr_MCtwnsIH.P9lKGUJZcrP17nCGfwMb3Ucq70lgkHsB56WvUi.ydBDmQ_C5fGGm9I8lQ71u4RlvsFi09f_QkeMbzzcIeYELhvGcr6S6Acgts2EhCmviA.n0VAsTEOAReyuOLSxU0exCdLQ3VkTGSg7U6dv7Zn6JIiT0_SBUIIfJi19SRaOYcWjBIpBXpySJxSV0m6JVoY6nPDebzbH0fR8dIxqVYRf7kWfPezVMm4LMRNKhsj_hRGQpbTjt3yc8Rws5lMvfrP5zy8SIQ1unkxDTmbyxDzclAfY.B6NSmjnAQzSHvl2.roEHhicDNsGRUwQ4T_brP6m.nS1taTSWoJP4C21W1xUyJM_Nj9Jr4_tEUrCSpWht8mC8OIxkReQm3oMOic5oJH3MUEDePfHqwZDsZSV5_N7O_Jd.qZt2Hd3FH3y6PHiC2kTlUw2GEEWhsDPgkSAQw7yfcFVmV1dMrTD2IUk6CPnh21lmXDKBiN6ce5.g2vXulISrdk3suGhHMjD5hBR4hlkV3QT7LYTvEye7OYxZjIbaNcgWqErPWp2b9C.T8SgCFntPfZYwcmLBH4czis7yhfov56HtDOqLz0QUxyAwmXsWYP9wfRuDLDAooTGM_yIgMlzEJtyeHxEwVs.cFQ_L64elecd8hUo956.q9HwBCjmrYTOuV6nfspwQnixxN..imJuZakhGA7cB3NVWm5EMn2T15LDVVXhGZoQVO9PT3jZLuUMa5kTLr33.wPXrIFFva5e6XhDWYK1mFvitpkIVcJ7hHShLP1c3XJNJqgIBuFA6B4YfdA1l4sJr_tr1o5WBM1DfTZuua0zBP4SGbRhR1bYWxktYf6ngkfzvxtfGbvhvZJ_JV.f828_VkCEoXTbhAhUVaP740uSN53kxibdk6R_OVh5aEuJhqp62m4X3Jv.HqK4yDNsdRRIxbjlV09rFpvzk_F5WYjiYOjlh2sVJgCBfuzAfvPrHuGPcYs5RmjWbdqgV0Sg9G0my70S4cR_OjCzM6w5vXUDa152YGNIDisSd3nSNMl__krLWaYGJVimHoBgHVU6PVyCEB98bLgXC3Zi4_MNnRjYn0e_AFZKPOqbkXf",mdrd: "7u9P9jvzqTQz6Z558dj4QBobjnmUzDj5dy4ZumYXOO8-1739098967-1.2.1.1-ia4Aua58zuXm8lRpsfps5vmpfzP0wzhoufw.p_dmUDAd6l45mSSJpuPL3rFKXwmv1unq.UegIdR66rbjqLvNhD8Z1VoutGBww6oHMs3r5g_HLLwSI8BfLWT_8yYYxu_ROSx3xyMtY9jPwc7q.uaVIgINIPSaWZAN1AcYSbuBeE2kC_TBDnHLu0fBUPVIuVpPejSE92pYN2fuc7aMmvs0Rg59W70iL3b0ii9o7I4tQum3WyVMk6GYhbkKVGIDc558CWTnuzunVkR4FMRfPoGS1ZqinZqGJuiQOtmYqc0yBEMmI5mT1AQKw2DoC4CyHZwT.OtIjU59b5f7f1TmErNSk8ruffw_uRgb8s4XWh6GU879bnGKywK8eZFpLSQuhSPKSofuU.MhAtT3eSxVtdbupamBXozO1f2usNm.tLNHN_7xZb_9_dn6a6GpBUxbSWt.vEgc6_SFYX7JB9VvLEcbo51hCelANeilNd63_t1yPod57k2VrrEWiqJgedNqbohiyqcWfnfm_E40GuqdaXxWYlY537BvuaAll.IE2_paGqDS3LwNktdebfg9uhfugRyKrWEceVGc7g94JdkwLQ.pRynh.oAs19s54m6etFdXZrhZ3EJrd3V2UlO_lNns3ZMLNnqaJDF9cz4zmJOim8fHiatdl.hiAsCpRMPV7qjnDxNtvLbrXfZdJUeRWgE6LLvZjazQuUtrSNlItFfAXcSMLywIIACfRuvsj8FOAFAVdj4aO.ykfwpPSVTIk1aUKHbZ4HNgQb6bj3tIWIc.ZsOE0rR4LCSoCACAsXes.T48EPsEFFggogpNhIzLaX2_v70ozVPOBtjmbjnX9Ag1hcy2yWHMHSLo7SICCZR727q5_abvg7j2joyDNWZSsT7vIccp8AS9Rm0gn3t9goqG5S1VkjEkWgBbFv6bn.ZSwrzLdoDS1Y0b9camkuqe_59ojtCKn1zbpTRS5sM3rlm5rzpjVvGAQqqR4HTYkhUDm.awyfhO5DEcT3g1.TpAuIP89rsSOeLm2dKRc31JW5iP7iTFVR9HU_18cqYi.V80wbAaeuiUb2pjTecgG0xSbXAbAjtmFAP5_xoCb3SY1Df3Ks8eds0qs216zjkFCTdlynlJev65UUdz0VxIvPlQcJaLpHCAGEVIEIu7vYo.gK9goqDisHtBQf74SK9JRP1Jxf.csmuSB8_ERHOpWeJbBk0OQ4WQTIUcsPQFnW7vhX_L4tienpZ9MqEeFZOulXMd194c4JTPT.JO4Gk4lLY_D7ySKdTEntEUE7eylixXyyaRLdoW21T5m5AHyHtz6c2ASaHTiJQZyINZbXFcGplrsk.x66MK8F_6sdfxTg0cDuhb1um1IkQl5vPuiZkoESF0G.ItplJqB0mIq3h1uUn.HZgCW.nhMFczP078kvOdM2iL5p9wZSLANkG_.u0Ud1EdXl3Y8.rZIW61FG_HBJYgNCB.sjsdpPugoUuDnm4rkn2XPIYos.qyXOJUVrpWzuecJSgUBEAiwzYg1ezzwikfPopC3TE1kvY5Ubx8FaOU.aRVenzVkr8pJWTuVlOsQVpIKdPzuPhaQdA0KXkMcGrRvccuDbzMFOqLsn2m1caNixi0i3JmUZ_WGD1O44vARbJFhRUDOUv8TrKsIPddpcNs6s873b_9HV5bj_UjnNz0pnS4DkgmTPeB4vDp3QBVs03BnjCS5BKQMpoCXxmnUiWDcQtIkzsvAiujvpZGzmBtl2bLl0V7EizO3I1cTJ1vfazUUgNW6QVzQSgQ5I4WZmwnLi4lwMUIGW_HzPXOJYpXQ87eEGrnBvKwptUCxgkJG.P6XCGAj9g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f35e84fb63c980';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\/8321479056?__cf_chl_rt_tk=.j.Q0tSIc0SGMVLmVGL6.oN.PK3FNn82qtveExaffoc-1739098967-1.0.1.1-fEDwm6plFSAIwbteMk2KXxt16yY.L5qsh6hLa_LfjfE" + 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