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-064844769823.mit-edu.top/post/5821347609

  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-064844769823.mit-edu.top",cType: 'managed',cRay: '90f8047e4ee7c96c',cH: 'QJDh4Pr8mH5SARj5_lcA9E5Ttufr8172oWW5YFItqaI-1739147709-1.2.1.1-B0NjzcH3r_udpfclPkeiO43PX4LOpMZN3wygsrSSO627_RGw54KIxID0qF4q4ljz',cUPMDTk: "\/post\/5821347609?__cf_chl_tk=TWZpYQCQY8ViLKtP9h5gY4YatoJAr3iYaGHSLKglX1M-1739147709-1.0.1.1-3InZ0CsQ39pYLhNtnZ20EFpbNyrLM.EzUZHVPjFNGPE",cFPWv: 'g',cITimeS: '1739147709',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5821347609?__cf_chl_f_tk=TWZpYQCQY8ViLKtP9h5gY4YatoJAr3iYaGHSLKglX1M-1739147709-1.0.1.1-3InZ0CsQ39pYLhNtnZ20EFpbNyrLM.EzUZHVPjFNGPE",md: "rooXxm9CpQE3xhfHzkEFoi0cfGwxmRw8sxDflE5TMUQ-1739147709-1.2.1.1-SqqxTiq._EJvTotg.81udGpPQPSwVX8wUZ3Wk9n.N0PaKUC1R7uytzdm5tuxlkocc5IMATHO8D4Nmt_rh0KBFMmsR4bJ4G9jQCyLVSCpARe9FJK_aKhWniHWcLtENEpwg5kgj.dVDWya_kqZh5Z6IIorT1bfi31aJMxOH13_Kli_5PpqHGsO37Nps4AgL.JLPN9GmXCjE98iyC14C_M4Yk91eQSfF4wA6HddNF.iV2LgrKaJdisxPNft5VPP_BXzlFAI4gVXPCEAQ2srCtZt7FKPH6E.Vj15zUU5b_pinqhwmlz.kVBrfidoF9YiKWcK9C1mNqeYTbciZxWPZZ95ripcIxvB_78rqwUYEQ3Vuc8VDsqvULFtT7mkfuuwT0k07hsyXskFEf3Zd3fV_.sgXZ1czb9XjhKigqpPWz5agp9dZhQ1HKGzbCDRlZOJdZlBXT_jYa8pJotdChf2Gut6umlwlWXQBu8bZPh8mHqNlnzTshNjqRD7OBZn5O4ymdyWb9g2NW5BIWK4rjYVY.tAocu87lL3i_H0LR0Deie.wrB8M34NbD6KnCCQHbMG9FlCGIpPfDWS0bSf847n7VqSpnI.KSjwkcVCDRZTsrOHLfGi0.ODoOJgbzOn.izFdOY4JAA3fVeCiT_u5HSYMm3QaZV.lwFe9fMXNW3RNDsKJxT4hSUyCj2Un22X1Mrxv22lTUmkA3j2aEaq3jmwmu8DQFUH0XWywZgqGttNZGiqmrBYRWgLBPiv9sZrnNZWLCgD61YxJ_CYBEe_CS6gaqcClT9gb1YYm5TrPkax2Td..SOElb6JNA5eT7zyOiMyoSN.CQIjURDW2uFgDVLGaI3nXNsToSYXdGG3NpiJqbVMirjyUX7NMj1b8FVpusTg9KxhLWfD3SmtxaPerdewHLEsXf0byBDw5WUbs4oOuBav3.TF6OzP8Q6K3ZrN6_bbZ9ZMzwVjAy_Gwb4wZTAVvVTg60UssWEpvRI9ODiPTFCPm.Z5xht2A_6QS10Hf1pT8ErtfpQ8Cv1wJ5_7sotORX9IPsUuT1.q_kfCqBHRrBIRd4fsQ6vgjdIqLObXGpKeociC7cpKsv1kAkFerfgr0ryaOohac5aNZaBqEh.Ks9W2I0PH4uwzRhfzdh6pzKsfp6UeAvQHnxYy.w3RLDBxaej8D838KNr3zyX0lB2LuTluyrgyQZX9LyoAlylqWqC3i0hUu90ctf6LvNUwXjt4SuvXvtR1SRiTfUFxv3fT7tutKBGgJS2rmGlVKF93kxb1W2cxQO9Z2sF1TVG1igLlLrjzNzVTLHneiAJ_rtHtiEmabpg.Zj_HDNFphxhK4CGB9SnETywymXV4l0vXsfZjVbNscFmwM0TnKTpqiaSwHRqiVJBoQyNCNptanVVyAHS03olLSTRWope8Xoo4ZzUAUrdHnxA36bEEEhSijhRLI4XXwF0gQBG6M9jNNGipRXrmYgO.LVbiEg3_sCHgxfR1tM1DfeWApHixYH.4C_JafgLnSCiNSQ_HAta8cmzN7ecQhyeFrRg.cjcE20Mw44lkfaHH5ceYYlssBbI1KH0F4L0T0Gbf3eRYhyC.fjiXVYbYwPBya3IB4SdjPNxbCs4nbzl8BuM_DyouavkYh8HFbOfww6c2JBCFzQ4ZtG0bTBXcEglbBpk0Ei0s96dRZStyJ0WsIBUKbDS_z1M7nls7KNrQAjyVNaGszBKRAYpA7vPE0wSZyPSgKwlFQDlBn2Mx1kpYzSaIM.oI6TtQ6M62.RUTwsVZcbrdjgqhtFzWj54eV3UCHTGxsnrmTopYv5MWzkvPUP7xNuanl5bQLlCpFM4og_9cD2zTuS_U3CXn13pUiXkuHAXMTQjM3tH5AFRTn_O19zSIIB84bIzrk3cPVIaM.zC90fLtGSQQQp5s9sRpPnBJxfLPQ4eu2GT3wkTJ8EpvO_zfyg_qxK72vDv1MOyckv0tVL0KJ_T6kFRGB9f4VzJN_tMRgR8V87DlekTZbAZlnxiNIPFXoMllcgTBa.rat32KAm1MnahkqidvF1mHcNgH2_7fXyh0KfjcZv9cj.Xg0RftRyNaj6RiatwgSCuNh3B7ayd00AkWDYiIL_InIDAGunpn33fOZi89ZAHrmJ16oJXFqwHNaQ78FcU9PLN4.ZwlbzykpY_Czrsn9KE5FLB4IQsHPFq_ey5ePaPN4fvyo4lQNjZ3IRS6lORosi57Ugf.GZSKdiRknkoRSHqmfLRE",mdrd: "SLJWTN3B5pXjtcQceQiDj.6owI0UOp7zUaKX6A4y1IM-1739147709-1.2.1.1-3sCX_MNAXggSgzfXfwwjZ6pQ7hhdYd4x4eX03LlkV.pISucY2zZbBT54NhROpR0i1JDX5d16VQWkuzKmUplh97sIn3ZhuxRm.xr_xnRmSILuL1ui8wKWCWMqDoZ0sUuUNIhooXHLCls5T2DSqbnThwNfObqsGSnCZi1PjGn_QNP4iQNRa44DMHOlqSQUGYSyUZOCGbAmhoWdAmugaUCcoPTsU5KjpB9YcBZCzSTaVDXC1AqCHXyWp8sQ4.iTbqBcrGVxuT1iwM6FmZXPgbHQxvKzDoTwz2BsZTsGxeSIhSnufL2UyPz9WphyOiu24ujCxVPjEP3XhLPU9jymg2SbMJE2soPDnXLmCGOi77SUQ8STt.K_LTbJ06rqp0wlsq_q11l8lbJKtMiu5F6sE3DwvVFCzMX6z1TRA751eGnIJ3sBkyFl1SzDMzjisacsSQ6B.bjaGFGuWSNeqdft_zC9tVxjAUTmZ2bbi2bCOA6aEK2m2iyB7ITzO1cX_Yuh7n1L9GdMiSF3.cuLXalwBgNSMLlpaopeW7gH9fdZh9bnEA22HHE6oJq6bGnta_ROg9NhSZlPk7D2MoqQ6GyffXaFgM4JlDlPqf7i.iMnSlCm54UuLAQcV3VePwIppiDjPo4snR92ckp0CGSWNNmwhUj49KD9dwt3M3hPPB6ifl.NlYkI0g2V3ssOZVLNfunvK5R7yAAPRNvS6zkedkWyGzc4DmdZBbumgJhZteoyMea4ONnlcJ8dpX7Zg_u9_qx1P58C9Rbeozr1hU3U7GZHN.khqF3tVlwj1dDl2Alw.TGB7cMG17Mx3qDD3jk5x2eymE8FhKLcjdnfe80nz3_.BC9tVNlWpYvFI2E2jYxFO6G_JlaQYUD4YuMVZMvhMPZckQ38Dv7VhDGwdv4EPCfDpjO55y7wTkgiHC232GcXGLaDvrGzIuNQ8m9VLz.cg96HGnHujH0qottibnTZ1Khvr7z_acmMVp7_HA7KQ1P0scDURm3JRdDx8n4q8MDatPSrCgI2JRAjMnEO8WADruJ3kKJeN4wH._uwfjIXdOPaQkFsplqhkBcZf.k49pN6KopCrR3ggK1NnKD29rh0goDL3TKfpDRexQIohvRBHBi_cpGfNr3O2O9FG0OhgG7SOl1cXksF2afoWQeijFPmsMfA.X0kJhnozIt4dnJs9GoCPZUUYbuQT90EOA_aq9dujSpx1F_T7NY1Vl96zmuH6f65hzlSqSHDEDadIj7UOX6.kFJaKJpsY2xglcXmMqzCyjqGTWrpCJtG0CeGd5lJUMxeGs4ubZgNGQnNlqkFTPybgPy4YwJ1ocJUbgtGGPSAZAthuC3drAyACw03r0sKywx2oVNcyETXrQJD9yAdCOkEVA9HZHNwZlL.Vu61FYl4d9d0BIVJEnal5.aacllsAUSWZ8R2lvIztD0RqTsovuJpUho1jQOJdWwpFI67gv6SugZFZy56Z60PeTtZLfhSJjLoveetj53gtsiZ9geqQUoHf4G0CM4rvbHYpRf0w5SWYU2pIQvmOyq7UoqO12WPqjmseJjlBhd40NfBkdhwA62pliJ9biIhvffMQb3ZIqAeQpJ7dQUx9gBRayrCdz4DRiXIBciWQ1Xmx5HSsfuV0.4YfJnZ3mhbMp0Kim5wSSx89lRRHz0UMZVK5.kpzASDaXmrBan5QqIdDg1db9F9d00XfIgLNnVzwbZDwNzg2Jp_WQr1S5rlCpHjRujpFXSfiM0b63b9VHSS7OzfxJU7zLXXAzLahe2kYAq.Xj5m_1r7C4PMPJjO_uRFh324neZmbGBvwFUcx9arIsP3_brlP0bJETx4f8k"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f8047e4ee7c96c';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\/5821347609?__cf_chl_rt_tk=TWZpYQCQY8ViLKtP9h5gY4YatoJAr3iYaGHSLKglX1M-1739147709-1.0.1.1-3InZ0CsQ39pYLhNtnZ20EFpbNyrLM.EzUZHVPjFNGPE" + 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