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-938142463297.mit-edu.top/post/1920478536

  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-938142463297.mit-edu.top",cType: 'managed',cRay: '90f197168a06c96c',cH: 'BX6atkXuLNAia.1mKr_TsvYK85mwwxIeHSfUcNqVCp8-1739080313-1.2.1.1-0OTbvg_G14uV..H7.x3UyoDzirylooe5Y5aRbcqxDMdwKjnlU86hxc05.v4tKUbX',cUPMDTk: "\/post\/1920478536?__cf_chl_tk=ZbAsnuopEzNOUkqliqEG5x1MJqR7ZY3O8WHSOtrJrSk-1739080313-1.0.1.1-iU7Imn1EYbcNUkJ.F6HgVie0ixz1b_OsRych9viGTV8",cFPWv: 'g',cITimeS: '1739080313',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1920478536?__cf_chl_f_tk=ZbAsnuopEzNOUkqliqEG5x1MJqR7ZY3O8WHSOtrJrSk-1739080313-1.0.1.1-iU7Imn1EYbcNUkJ.F6HgVie0ixz1b_OsRych9viGTV8",md: "sw.f9FjZoqbfcEYuWKA5Q7zkuc5Qrr2P8sNBnY8_V_4-1739080313-1.2.1.1-lkzHkjwPPKXhD93cyo5EP9rfqq003rrfxFm4GXbhQ3vzbwYvrV9AlkvdV53H__Y8CWuGoslrYQm0KzNKLRrSp5z.Myj6GwHf2CkSn6tEeYEVBSGmk4Xazs2rYcljPWfrPyOvQMe7f7oZCo10zsNSz5wrRBkLuHopck5F6sGQ_fx3SqSvsaDBubLkVW3GBCss4e0TuiPoY6pKyOnFklmaX6xpqLTUD0OSCRh2pZz_id8tiXO1yRnHG7YGMTSloA59zFLfjlY_4a4rHoEzCKYLGJwMEJpPh1yFbo_whZivHbIXd6YYlBfn9WowwRjYIxBp.55eJ6olA.p5xDL8lc5oWy54mvp0JC8Kw7N1vlaAQUrcJOjBvsdefWIEJJm0Q8LiDyZXjoZIIqAsYnqTPTXijDG0.aPFbKWoK.qi.i0Wstq_t2myHdw1BUTQ_m0JpWTtYljHEEAi0r6ePzJdHP5VgAnSYYZgNTQNBRC1hTXtJFxamrNxLQ4bzEomQBjvZTzm4j6d0l49kevuhkyKRadQtYzipen8F4JqV5NJObQmRG8UW0HDK2EVq2d4Xf7zPpbbIApif7YmV8SoenkhwZXPdbf7TZrvO0pdEx8zEK9pwFldYGNxpTPt5Whm5DAxIooaGRavpI24PW_rMzdzDqM481FXsjXpm_pXyqRiPQYbZ.j_CcIrfPFXzMg5GiJ_z1iFyyFucgtjWUpGIzOZscnOPpyGLh5q61aQzYRWHG79mzHXDOFLkcwpDgcdjQ_4Ixs6u5.VdNNPScI1If8QMw6iFDM.dm67k_4WddkrLeZIKg9rPcg4WYbXm_q717499_5RfF3WcozmdKYCvAiPV7f8QxS0hzwc_bwPjNIMgDYsO2ytoNqeBRqFIN5t1vc8EK775hMA3mtMBAOvGcjOInx9v4QtH6qPPi9YebVp3gS4oeH1D3MVnE9UqqiKxIGxGFhZ.AtyMCoFpWI9S4nj0c_6yzegKQLPRClWsQGCePat8_c3ohU2OI1uQSYWUKfrEV69p24hrzNdhsfZMM_GAOTnxzR4nh8HqFO7UzYaWjWMNPTRaz2Rk0iB5VnmOCazjaOZKe8ahYNsHrQvmA7vloKTq4ndHZMe3MyzpbqTQZr2h1HK97rjEeVA_m4L4FZrPpvHEZSmDD829AikOMQCpPPfYUkcVJgip6clSncH89TmuWRfD7wSvOC3QfbqiuFeQVeqEIUK7N1zV80TVdutrE.tDqtwIp8DmBkoaYW1oWw6gdxN2his9aSg0MgP0oQtZXY1_awIihdAqGYrcpkhpT4YJrUTFf5Rs4r6xm0mhug8z29JwFlBm5wajARHmMnFODgnt3jHvSWf2EBLHNxR_mhCHLv29vx45gl.Pu5W_MXMK1GrwDuuFd16dr_746DFS7817dibL7zdNVMgR5507MNvvmGzzxTIJfMUNJPHGcmRMI53KFNF680umBmmZNhysLW7KMf35rB0jOGlCgs0qpbTNQckWRh61s9LuN0L68wfvWkqo5UQU_ILNDkhWJssXBzVYF8St0jrEfKgNHmJXPVR5lZdq9Wf7vQcsowIXfNrWiN_hDQm9KMkTxBRA2b78O7geJitR2UP8wxwYsuDjp9aW4acpp2KTyo.MKU80XhjvXGalFOC98DieThBNjEvAucIg3w.soFB4DevdntjfbzagyrZlzm77t6pOCVpeoNfir.u3ISJgQwbtVTY4fUJZCeVACayOj5Xyg8cttOO_w9HWa_ebqVTpLzZgob7SVEZMc8mlYemQEtnI3OfGC2fOXJlH8geaCQ08pzndCcjDek8YiLR8JGiHedkiGwv.LdAJYVBXd8Xg1zD2IoSwHczpvMUC6H0nUuxZa3FjpQmoIHHvmql3pkHZgnXFzFGm9qFUVrL.L1ArpnYUtifeECvUBhUfkIATUmwwTWUTKXAb1YccM1aFii43tbNCp.PwyyA7t7rmA_DGf4A9JIccDM8VMCbG2zoiU2CJWHgfohou8T6ETNiWuNjUjUT9Dhp8LglUDUzC9uliFaCN1r6PiFqUYsXhGb1KaKDMLNf5ej2FLH_Mg2p8RLTMDVkjDwTskrI.CS0yI8zSopId7bv4QHD9nKIgc6ASWCs8KPXB1M3BxZu6p4Hf_S.GfZ_V7hLRpSdnEoRJqA1E1t_0Fxuf9WuvvJ4jEBrAELq_oNnBWZS5YGhbut7P.KhUwdkCh8aTXcIrUyEuGEaVr.3J0Zp425c4B3g",mdrd: "OdhlSQVSnwc1elexuVTj_lsDA_DYmFkA32Ud5rGTZ9M-1739080313-1.2.1.1-pFLYpxuBfGJIwVO9kEpk4g2O_P11Gs21THWBrh9Qki0rAJm8Qy6rEc9IciDIA.4cyuskDjUjfIq1lHMr9gRHrJ3DJVk52F95cFlkBp4FodxsBtByMucRpFYTL3LDkVfXHOxUcHc1TNWWkAWLVlTXseMgJxq94sYlcl7XZn9qp4uWPmFWMyGdLyaRY.etWqJeWgGbv.ob62tDLAB3gD2dhpl2x5sxj.Qzj9hv17x06tHVzZ0Bxv3RBa870UG7aQAxkqqBy_Vm9rpRq_AgWjuydMMW9TZXChfeiWzphBOd6ovSjqNFSwHVZDMN9m8KiR384CMagXFx8ez6LEIOvhzb3m_l6RxKpBlp73nL.hQXdvAbitsI46a3xfL4ZdX5RHMSZ7QVh8yFjnZuPgI7dFe.C2_.JPt5eXGdElqUncXW.RHqDKedHVTayDPrys7ojYCdb5.7_xQ6U9bYKmKTH0KGD8RaPHFY69xmeDlx.XrVE4b02xqo3w96affA8SIueDT3nsN8JnubmIQucSlDNRt_Qen2BBZ4VYxV2jplih9g3xrIQIFqRVwfasHtXort1xfOjoBNleDNJsgPZJBtfFfKWRYBvA6VZ6wwhnscRHSKpBmc_E7gPqyYndLze_HocV5u8E431yEaMl4FpEt7U2mTdzXu_zdVAES13lOZvK00YGRLhljlYRbbwAWP7DSbBuW.kwaaGprHyflKoPIHks_eDOse6bthnboy0ukvaoVcEwdQI2SILtNBZKn8fmkuNqRh2sGwpxb9gpAKWf.slkUKlGJkEh22OS_JwPszZL5d5aHt1ncBECgPtp7pJ2dUV9axGHHSe93WBWyj9GQp.kgtqXZw.nPqNOH64.Ai3drToxIOijKVqmY_I8sPBMx7htf2dcLl1ilAqWNztbBWsEXBiYhQM4sF.yzmn1pBOADgsG5DCMavS_CEDFY4S9lmVmuW85hW5pisoctO6DlnX.Qu2VgIRG.moeS33WbUxZzx6TlzW7d3UH14192yWS0Wtym9Eo3xbYPgK1o124Xhi_bX.ub_z8ksqjHQu.HwMWh07UUa5pBtE6H3D78N3KwcfIRHmmATnB_0f9F5uWI3X4baGl8rHUD0jhvqOdOGzaYUgK6wmMfaQ1qH48435JZ6_INUuv5g8Jnt_RqJ8q.H3tkAQgyxkA6CJu2X2gU7g7TGiKd3wmQa2REWKLljhTH59Oey4adNQy8kI_FSh9IJKMhfoGMm5Vdihxr3IW6gjIxrsr_48H7qU7yY9E8xoE7yFQOxYR1MguTKv99d4XZ4tgHgdJJE9NBz3s3jjkc9XcXwUPEs7aLirvig_gnhVmMH0v1WTYt.LilRhSQfVLVImxQAfiOhthniLZuectj9LN0_RcOLlI_u_sZb2Uq5Y_KAdbBcf.eWqT0VKjUd3Fq3An7dl.6ql0P5vr9bYGpUNthOfuhp1JY7JZHiTGMlcGMo.3zZRN8GDjpgKLUgqoROBvQLq2OQvjlIiZzfhtxHWe6c.m_bcaRRID7KYKOnaKh4LGNvcJrvynf_1hweZlLlvaaBdzk.Xh_ijWeUAsawQ2vB.n4kNFfYWCosoRWrPQO_P0cfRyLufGsIJCL.hLGP95O5wkk0kP9naVXSU1RQdTnvbiHlaJJlvocEqmiWWqbQnCN9iKFUrgqSDQj4D6v_eQZZfX9ume4VscFahHbH4IE311Nu1nk0EvnZiHzkr2nzIIxv4U94iuKPx1519liyVl7TF7Jjepz3ZwuBvG0dVdvnnAjxdHxkH0SSH1DyqgHbsH2nR2HJV0BgXsPgwNqM3AjfDHpVGjjCAGMLva6.dMqpNK1PZU4qQy9aR7XB4PxSyud2"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f197168a06c96c';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\/1920478536?__cf_chl_rt_tk=ZbAsnuopEzNOUkqliqEG5x1MJqR7ZY3O8WHSOtrJrSk-1739080313-1.0.1.1-iU7Imn1EYbcNUkJ.F6HgVie0ixz1b_OsRych9viGTV8" + 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