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-611005830961.mit-edu.top/post/4192670583

  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-611005830961.mit-edu.top",cType: 'managed',cRay: '90fce105ed9587a3',cH: 'SOga_.KEKeyUs3ICW.UcntmNu_Oi8G1igurBEOR3TWE-1739198685-1.2.1.1-ssAUkP5YC9DeRbzy54gcc3KYgl4h6gHN9JeN.OksYfz.PIYLG2TFQOe_fP.uNPvT',cUPMDTk: "\/post\/4192670583?__cf_chl_tk=5q2bXBU2Hj6J7B9oZ4epAJdGcCRzGUOREwdl8b4qQ_8-1739198685-1.0.1.1-32kfDdJ0H85dyKg.hdvCDf2ycnzLtCH3rEX4ptiX7Js",cFPWv: 'g',cITimeS: '1739198685',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4192670583?__cf_chl_f_tk=5q2bXBU2Hj6J7B9oZ4epAJdGcCRzGUOREwdl8b4qQ_8-1739198685-1.0.1.1-32kfDdJ0H85dyKg.hdvCDf2ycnzLtCH3rEX4ptiX7Js",md: "4f2xGC5h1E_zexSHhlR4mMFBNjvb64fDFmKqDjp56kQ-1739198685-1.2.1.1-ImGiQ2ZfL_FkhNJSzKbZPhrY1SoDpY4HHOOzeL5BpVEmtAeZYJ8IZoS1_EL2g24OQROj.YdEs0u297NaPdkNb.MRSm2Ynhp6gZh3OZzm6TGbzONLkrWNKxZ_9CY38fAcH4mM9xX1cuGlPvcsYZHvBdti1oAr3PnV.6Fk6ETBKMyqccqc6oYaqCxnWP0JuTuG46bliOAmNN5QRT0xbkBWmp58zW8MFiKFRDwQmminPxZNtwyPbJ0EBymVf4cK6ZDzAjlKDUfSdnY7dKmK3agckULDM3xwFptuQoONRJj.v477AeYKMeCUne7uQF22GbQOMCY9VpQ01APZJG1NMB8hfi01zle.tOHTcLxUDdmXCrjK96mQ0rm91fxod_jywjzfXf.aAUgCvu.KMO4gmFr.cv31KguUslSGTraN9eR9AvlsMa7T3AtX._VMQwzbPT0F5fUQyXAjCRli12lOCNHtiXsP42CSaZ2RRIfzKA7NlweezBUhF5pv1E7FDSxDa2jV6Y4wMYRWw_lhpPTi_R2Sbr0h8g1vVczpxXQJzcMAZbVJ4fZ5MxqNYeZGdn.jnvJ.AwOVvT.gfpQ3N5WBuWzRdGl7wdC9t4aGSCCIuiamG20ixTyKINdBUlZIXlxvJNfc2jP9LznxUO9XaxSeUpRnMMEMgYLoSIvoPhxRk55Q2t2HhiDwk4zRLnAnO4rB4wFlD0kWx.SOiQj6XxEeOCnzD_GpF96zRq_pBZWMl6UO47vpRvrlcn4Dhmj90EfW14R1CfiTNBACCTplW_O.1zJyySGh9qgOjgRhxsV.GNV.u9oRcV2MeWuiIcPCQ4JdIZ6tJHW3KMdcluFAkqxmyNhLtDySHyO_6Dchk.9yyO6iz57aMeVrOcCgSg3SIvA95Uve48MKj8TD3Jij0CRbuCxpbQwgGpukB6hat6Jpr_8P4zEuvMNbQewt9rm1o.4pZOhnAE92ApbhgXUs.UT4cDQKz1egB8bxw.9UaKQ1IOp25vcKcrlDu8T9rpVvS5Y4ghFtlPpR7AASRhPyuZ0yozxh.LY4WG6g1giOR_KE6GV7NW1cidx7F8bM9nU5p8bsYuptMguB1QftQjFF8KqwJn3oEEB.81PMLm881_FNDjbqIljfjPuzO9..76dXoexAtN8SATB7cGyDIkMoSIr.l5Am.PVBhn7U9uhuZ8cS2LpeKrwfq847XbzcrQ_DafqhU_bdPJhgO7fX4T5nC4BalBXqh9oTd4dDM8tF1vZtj_SJChks4eN2BORuvxKA.uBRdyUYjsc7.C32ureO5wGj0HgFSVWOlLdQBNj3pkgrr9A6yVAndA6JOfn.GJBERTFDqAzP3iRFxR7ZPkXyWYrbG7Jy6BRlxNxb9agwPwwtWZC40ny7o4SaMvB_rsSHEgzxql08Y.5eOUKWcgdi43UWKJ5rSxN84EtcmHKQsdR6Vt3wBjsDtHWGg7T2g34f44fSbUtAGYuDCZUGH3acK0Socrdg5OSar7rsmgNzr.hi1pCi4yBjRH5tK7XvsvBm1Hj8SWBoij0eokzQ2alnEtv01ZzVn83HwWvsbWOzkUAbL_9htWfMog5Wl6S.0WGVAkiEmDEHF4IV7NVfAVjp6Spi_LvyeF83sDDFyjUaTfejYMSojL1qdx8FOKXJ_IwwXKWd5Jf.cFx1MajvWRlXT6BU_blut9QZVMux_.NleR5_yUrSXw7onjv1fQ6TdQ74KZlcaXbe2waRkGX_Uk60l57MoLraCm5LWs8PyZgYrPP4I2qeNEtda16IESxOmCcvtE2C5PGeZ2mSK.Q_oDkMwy3j.Y6XKBFIeRm.lZA9sa.fweEK6IVyIwymulx5N7BFH.ZqdhnfT4dLDOIqnY8tZYQhMswfwRXr5egnorXhLZ__s8ddzX4otzXVH1K6KJ_AolWPvE.kxkS2FAtw9jicF5yhn9PubkJtLIFv.OHIWGcrKA94ds1ocjJKn6cvGYountCM0TctZQDtyasCfBcJ9l_XduDqUDB.mC_YCRgWvpTh99PmRA0jZUYw10NpC8vyGW5Oqcxam3ww3mbHpkCLJDLOR7AbPujVzMzA0t_Q7tH86vxk9NQRMfdS9dOl3dKUTUnLHuxPdZ3nRB7VJP0z630DLN63etCQbeYpguz6LF4RHNyn7P1ONjAHcAK7SsBwx2Mgxz684AQrq2kfkQn7CogkXk4IDubaJAKol5Wxr6kROZo3b36fMCuRtjMS83191cczkytR",mdrd: "ZnpeBK0m_zCuf7zLHcSyiy4PRu2ovbWF_gjYZh7jEcI-1739198685-1.2.1.1-CAkpzZ_hrdgDxhI3CPJt2LjMZLO8eW2vjpq26qIUsSifUYbe0EQiQULMy66c1Zh0PyyuzLtlx3TnRyPgXYxrsx3mpIdLLgT4.sSpMVFufhzXwBLphDOKXEW33QHsk3s2RuMvKfi0h9sfxj4fwobOZPVtLj0TK9rjTwTYrNCuqaS.JdVQ5Sx.a1bwA540NDWr7iNwDH842HTcdzcl1kd2YWvm55hXmnpppsd42kTgudN9ce8Bgfdr.vob_r8cPEYyPpG36SagjscZbpYa1gaV.3QCkYM7c6twGcZh.C.QRe1JdJ3GzHjcf0rcYgH4NsV_YOITDok1cOqN71zdKPb865WryvKyfUvmxdOWCU_DoQXPZxXYaN0ovitKjM1DK2BF8oPiovPgnNYkT6_1J6TD_xOPaNoc1DSdYhqjRYBEu66MiJv0vpbDM8WIbp2LfG8uwbUGgFMjSvgwSwQeWH8crHBQ3b5RoSDQ9C.7LsfCO3tyiPmsEhNM0Yqsq84XbX5HEFRtQMW1Z2VNT2yfc.EixWqj1Zygf2mfA4DHagQDY7xxtskKkGWzwSBdRX5A1FksI.DK7_WIa8wL4uk6Xvammifq5NlwPdU0Y.I23Sw2aBrckyknxgbQ6Q5TDi6nonFFNi3jW2lNBvZ.W.DnQg2gaTu7ouqi39GWnF0dvR52UTz_OPJrjzeLiHzHMXxA3uHQYoPQ8OUwS.Eu600_uqt__auKcyNpTZES8AIilW2CVb7WhbNueE2LoYjfP5c9XpSxzEGzCQbaAixHtGODy5hYNtcMyaK9XiYOrkQO5___WEFkS6KxcGQ4d27hhrS2ygBECeiCeyMbjiN3_d7RCNMc3IJxPKJCFvFTYsa41_Oqey35a5IYapPQj3_p8O04QT9cDc5fzR6q3HtjIWPN0BzoBeXR_DWgKzsuo3fdx56HjiiNgBemrioJJdYrgxmO2RygzAoS8qLR9KdCjvP1r58AnvNdLQLVEl68gyhNjpddHnoFSPOWF058snYtsJO9DowAOXPh.0vaWQgFquNtjLVCYQUIkIstKrzXHLD3HTNLtHv3v9_qghld7CE4phy_9eczvwwLBgQ_Mc.y35qQgX1dicuEyw3IWsipk9b9z..hCFlO8XT4CKg1A6j2UP8A1_UmbApzQCy_rN8h6ADSBFpdgJTPfxLGU4Ern6jREsHwklA_ADMrFF9C5.ThnkZJTWWYHXZ_Q_kA6QUrjQ59d5fbQMLY.8TpJ8pJ_WwRYVCwiQd7U4NNMI.23xPIrK1sFfx4kvwwBRJbD2rFevAJUKjnp7TWHmLCQa36Uf2TAm1GmM8lF7gPoCf8OaraHhIx02s5mBzjmsiEItgrLR1kqu2vxzh.Q6y5saLIC9eHHMmmklQEUhYTmAjxQao8.DXCmaI1KlgZAlvbgwa_k5dvHxyj8jXGHKrfsH5TW7IvwiT_uhlNFB7jtretP.NpXOO9wCkcVNq5UPt5PWsbpqKr_G3c9e8U0LtHlzWFoYO8XejkFOX2uAessx872kkv2QN78HJdItFV_Cciv8Enhl79VzyVVwS3h7ve8_tfCbGPysH.8Hj1q9QyQra6bpm8YW.g6Grt8.YChGPP54Mbg7EFsyNurd38_Rae7TjmUPbCG0Ith_FMlFkpKzIzF2qZ55Z7Iqno_woLje7MNipoUyjbFNRmHFLZj64EiwXPF4cluKcO_IV8BCLBrruTnXmhG_hYFQwBINsDeok0NROPDynSNjPNVnar3G.plgwYOGrmW_TbvvDTL9MntG4L6GTVad83FO0zgsL4Da2NI.uB0IWWR9XEtKmmS1XnLs7Hl0WrK0dK6po"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fce105ed9587a3';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\/4192670583?__cf_chl_rt_tk=5q2bXBU2Hj6J7B9oZ4epAJdGcCRzGUOREwdl8b4qQ_8-1739198685-1.0.1.1-32kfDdJ0H85dyKg.hdvCDf2ycnzLtCH3rEX4ptiX7Js" + 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