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-494903700267.mit-edu.top/post/7129408563

  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-494903700267.mit-edu.top",cType: 'managed',cRay: '90fcbfdd3ea605ea',cH: 'FS83UouGY_eaAoQXMd6gi8kn.Te8I7jkJ.qxqvuSEyU-1739197326-1.2.1.1-l.bVlFWHquw8iubWcgEO1kzauhsb7MQ_OKNung1Tsv2ICh9OYZ5Fyd4QqK.9BNCQ',cUPMDTk: "\/post\/7129408563?__cf_chl_tk=T0Lx7H6NgD_7.7Y_FPv0JDDN0mXh4zC45U6ZDyy_Pe4-1739197326-1.0.1.1-F63c2_18GtPGJ808s6wtciUzL0G4TPcINx6hNzA02L0",cFPWv: 'g',cITimeS: '1739197326',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7129408563?__cf_chl_f_tk=T0Lx7H6NgD_7.7Y_FPv0JDDN0mXh4zC45U6ZDyy_Pe4-1739197326-1.0.1.1-F63c2_18GtPGJ808s6wtciUzL0G4TPcINx6hNzA02L0",md: "fSFQS2U8LIZAxr41oDQcPE0aMr9mAkXV9umW3g8tAxo-1739197326-1.2.1.1-9meGm5zFwsluX.s9hnWioe.UMTcWjck8E89cZT3f7gKZfuB9ZCaEzhg551bR5EKIvnVD72svVNVDrpEgDAPSQNyaCBMfIlYM4GlK.t3xkEFBTJg7X0kZqmPDxt49KFTbuio1utVaqdAnWVpf6xGxNukctIcpTPWZMOfZlD03mV18kVTbxbPWUM9i5SWCUnhIirOenLftZ0mcQOAmFZfbGm8sDUX5EFle7lRh_FWKAmquWvQwUnQYJk3c9ruQwAYU0q_Ym7GN8QB87sl4m3d3mWYtYlOLWKJSDKl0m.Qr_wXmwZYTxuFMhidscdG7D3Xg4B4txelG1H9zKBHNRZF84kU8g0fUBi7ebErNrJ51ZONwAyeieFVgeaMHTg1BXK17tlCrlepxFQyt.HXa6pzjM_2nOstjhFAndHk_hj9oUR1FDA9sRcl0U6rjBCFxj9BK6f8bbIp6GdZQYeoxj2F2qdunctkL.UgRn2ZYfDiC.ZKBpoLNy.TCruo9mmOU8TFaUtAIFIxUKYIikmde3XtZIMHSKWIFHjjVSBCtiZwmsl1WSasDH3tC4gtrouw6gZ5nyrgTC965OddJBYAnRkQ.hAL0ojyQBIl7y_yBOwncRMFUMWt8b8OsqEfWwnV3yNAmDSRQr5mTH5MHPQVD_XFCXdlJ6C225FBdJQ7dowNSfzUBmXPkeC_jwbtKJBGwbj15DIFqvDVhqBhEqgO50RFZd185O.rFTLimG7yWVqnm5WULS3bhjVK5NODmB74OwszwMYQSkJThuwT.gIzOqyELBPvwACSeNXMxk92BC0IcSNWGVKutYfZm_fXVDJPsfdteUHAcSD7xBjtsy.7BM_Ycb64zd8ByxRg8ZIzbRYjebvTmxdVU8NCtJc5PQcBp6Hu2baFHI2WTVPs1LLqAJ0b__KJcSm0C9YSnJld7erRTn3Za.h3LKgEzINXy.Tb4Ph7YPT5fU9y_Q6Z_RoZ_UrzztHKBzWgq.t7zvbCDUnO83N94v3tMmppJ7pDgdEbH7xlTbAaJZEUSCyx1.iDf6Ik2Iq.JhtqUFGkPmyrgqlw.NX4gSODc76bVWEip4TCLL8MQEmqW.sG5GiFnbxPmIsRoMxNokjhOozWnOq232lLKvzqa8Q0RKt1UR1hGy4qLzWDyd61uIdnXuiiRzEweHkrl.WR8_8iOqf4IYZVcWt9ry67UFLAyS8awDGXTRpNP9kT5tpMRpIaUKQAVq.6qH8LJgnmTFr1AwpHGGLWA4iqpMQwDO2nxfCTmE2.5.cbkdy4sPJ4EO116mmPL1dfRpKq3xlOIuA4FneE3yK.lTeIR6zI_4JG9g907Ii.vro541msZvR2QvpVrNa.Y4H0HnUa_XMUOLrd1LzM2522nNCLcW28qKKNOGUMPkAu.rCuTbXnQaKu9Fc.HE0IP_2NFxyrn.dtryNxZQIPNjw8iB9dFhk0XY6HOAR9bEmFJo3z7k1om3PvSbv6i8StXV2GMfDK3fklaGLtWg8hZRhrkIGq0om2PNhLl0ctoqqpMjJhlK2zfj6dacSVY5rGs84W59t8Nr0JErduMytrNeNRIuJ8q5QDSXI7YolHYM4VWeLFaN9_zNksXyWwPBtYsR4XQPl44E9J2cYnk2X4gO10_f.f9fnEqYnpMZ.L4_9vuMH25zuJQAQ0O4o0s2OKYyuPmsuLU9yl7bLq93aAwsPT15NnRRhh15JNuPhzZbPsLi.zVGgqgGkjscrZcceIl2KosGHw4vXru4tbqloTDPr5GqrfDE.tH9GGq8B2tRbVLMLgh5x1qhLxahQZax7PjORyMi_7PYbiGjTKR0br6206QgvoBzsQGraCu9aYhjx.ObBcapj5jKmTwW6JwvnKcPzlQU3ekhNTnGORGO5VB10FQylupZJW1k8CP9Ls3Tr5cquaw4D8MiARTj1MJOS8nmSuvaBZrW7gaEnZzHUzBlLObTfut2UZd8EpUhj2TnaRMQ69pkynroiL12H3DZ_wx3dHxhX1pTEtW.yHHX1qFDvtvMXPzXUTM99CGl0B0uQhET_0X3DjmlH0ysX_lJhhEWVCdJbpXMriK2LxHy5KW7swy4RmeCemkYkHN_AaW0GjnQPXzKFFg9_W9NZqxR9tIZn8GMjpMkndkYWf5dKXz40p5kr_CmRFwRLbLevbQgvZGrWAUEIvkmXRNp0hy5seFRWvpu_51XHdZcB4gptD8cTkLECe3MazePInyP0InIhVfUJU.oawX",mdrd: "cD_nXmSYCx9HbBCMoNvCIgnPCJYeP85xPNqdSDb9EXU-1739197326-1.2.1.1-QwpsCWa1h4PYFeeUiy_nDUvLuEm0s_lpZAmAg2iUDv_N8w83nF_XY1gUiLF5ihs3RWzCpnnizLmFbAHpPRfr5Iz0fyP4ukaZ.ELOsdnAQZHaE4EvCvAcGnfirqZ2pw4lVclcFCihnP7TuZ4ka3q8l_S5pSOhf2j00SBK1GQFJ20GVhcqjJDdAIA9yXMMU2utuwuJODYSNDrn5y_0NXJiVwid2UmjnVZECf5jECxKh.4CdKQRlhdIo9kw1ud9tfRS8QB869M_vfbvcRC5Vf8sg0Uk.cwDKHsvjiqxQbRpNysEEYZ3HHzXNUvVQqliQrqasmIJ1G4xfsC73oJMNaCSUcSC4KJMAY1dK_q25PgJ4x1sONSAZ9VNFbbnZQBh_3ZWDp3GNponCS5xEA5PDmEmGbeVgY.S3iz8hkpYPkzKwamGXAj.DkQMrw2KqV4m9xcb6_yuC_6xckvrUVSK_yVj.tAG_jTMttRhX.BMyqfUUDzdf75JY8vV9EVgW.swYH_X9_Jhx6xU0y3_ERudzmDo6vVC4jR8Y_WhXBRZjIMrynr7RS69ROVsr3SJsHfTFtdz3CAeR8awt2P1G05YtJlYGfgPh6dfNE4eN7G1ArLc.uTUfITo2JhuoB_yFpiCoMtb75a7khUMp0OVbjLO6CtRUnMaciB.HmH1UJJ6zngmmm4DA8G9ISI.XJdi1O.grUQlBU6DUT40aNMWG5QPzFGoXw1YKrSFs8Zel14Z1xdNaihjOsgf12B6oFPt6UMgcMZdrGhvYp14ZkkaDm9C572pTc4b8HwrJwLViWbha21NfSF0lkyq_xYFUOvLEE6k2iUxTyhnuw.E653jqXsRecgnkxmEIhMLgvVbsjWFkVNHLj1ooLWQBcnI7iZ1eW_JXm4v59t.72APpkhUGhXq9xNPXuWsPEQmCvSrVlPo21l3cqtWsnzvpsRzWXi92RhP_H3Qbj3LEE3RMa6WWfJm.MQ0pflYy3w4TJ79eYquJnbrJXtCpjanEHyU7blCcUSVVFF1qw6S_zO1UpCIlRNT0UGjgqXQWSXXcZFiuplHGXC1X3Wt7KWYxaf6YCN_v1EMy2J2HKn5QTh2OyjeDoy.BRYotosOzwBd8xrNNm7S1L8d1gHnU42dKvX2hzZm8g7e_3u8AQWnnXrlSffYXALM4q_cxij8ZGX9r_vULamQiUUOt_WLLDUmkjHatVkjdFY26VF2K0UiW9ZWjDP7S_YV34PboHPvL3YX7rMnVrcpdKZtFURlXqEKEG5PvaMyEZsPujCety2LApKyKei.FwfwM1eOlu7_FKOWInKWFaBhD4hi71f3gg0UUFYaOT36iS6iyV7QD36MeW_M0KvxpFqSLEl9B.L81BrqAaE9eJNcNGsvF4i0bHiu9yq1binZ6tFAlAO1s.B9X.gRUa_icc.pfaFrDhO9Lwoyzpho8HzWgbd7Qagf3atbSZQifcz6fx1XdadbgpEs6TQzrilDDjBmzbfMp1.veo2yLcSRgIXyEZZ5TAHkJrnJfIGExkrzweYPsaTCUj8vpp0cRrsacNLAk59LXfvhe2hvudN8txwroLZj2rsQjJK6Hj.psMh7eQ3Fp76S.O5f5TwOVTFi_XWhOM9frz.BTJOUVclIC3F2fEhypGnCN3EbtfvTPo3u0379jPwJATNS907bSnJW2tA6IVp1vwnzyIT8Nbw5MrFPfsqZSQlw5vMCtdpr2w.fpwW8Tt9oBJ.4X5L76NEvHULT.H5kyelymWlPOcLQErriLYV8cQB..Knb9Fdrhx1DQsA6yJZw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcbfdd3ea605ea';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\/7129408563?__cf_chl_rt_tk=T0Lx7H6NgD_7.7Y_FPv0JDDN0mXh4zC45U6ZDyy_Pe4-1739197326-1.0.1.1-F63c2_18GtPGJ808s6wtciUzL0G4TPcINx6hNzA02L0" + 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