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-493274875757.mit-edu.top/post/7890364125

  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-493274875757.mit-edu.top",cType: 'managed',cRay: '90f614a99e328256',cH: 'YVioeVLt.F.24PWGKRumfFSI5Cp_LnT6fQ5IOxedKzo-1739127399-1.2.1.1-VJiZjsR2j46nF2eFz6MepPb.26yk8s3OVxuIS13W4BsS5jBctOI.fQSZACYVvWEJ',cUPMDTk: "\/post\/7890364125?__cf_chl_tk=F.zuU5XeJnO8CptEY_bFX4aV_jWzJTaQ7sEmRUonlkM-1739127399-1.0.1.1-UVWzO7QlGjRlDlks.I1A53kaAxwcdFaqVHSsq7VOveI",cFPWv: 'g',cITimeS: '1739127399',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7890364125?__cf_chl_f_tk=F.zuU5XeJnO8CptEY_bFX4aV_jWzJTaQ7sEmRUonlkM-1739127399-1.0.1.1-UVWzO7QlGjRlDlks.I1A53kaAxwcdFaqVHSsq7VOveI",md: "RH9hJcR2jYP1vgYNP.yuHDl0A8APgDeGo0iPvrSMvGY-1739127399-1.2.1.1-Kv9mauoqUHWodBf6SqAChTrDHFlgNgcnJKfv48wrdK70Jb.Qfvr2686S_jeoq1VkZd_Pu1DGE5XjHURaHZVOJpJAU1kF8QX93we.O3c7vdN2CBRj0Kr_K.kfYFuIPjx3iJheEe0cat2fqnBFTgEF0fB_gk_XoNAXmjJralSgupjPc_3WQncCI2GFKZVCd.BA4a8ZaLKPZwT3pqLX3Yq2eqnJ9d_B9lgPizK6zFlfNP0vnssK2Pa._ZhLA8KRAJxoNbsS3dgjKIcQtdPcG06dmtcXps_G72WcK8zLL3wFiW6r9Y1LNTnQOUzCnjkI6AndxZKTKlnOINx_BlfD7QbrGZZNppyOQaNUlHB9.S7VRyk_5VVIbA.szYfqiPjHtdwlYMyzZGOMRjM8hl0jDCCFjyRD99.wvwIIOvblbRaRoHVUhF1cRm_.RxWn.xRYB.ILWZyQIQ8JlbSSJWI3lndHJ066y0mtl.6WonW3WmA2DT3Zp33KTQlyQ5fDwMU.Lp0b13CNqU.QSDFnx1sPjjkjE2WPtKTOwLT9uT4CRRdNEonse7S2_NUcTzuHzdMt6UdzfgR9HPba913kxx7rh5E61Zb.pCeh5oq4udEYVIXg.KOAxtf4PRJZ821xiiobTYp_lbMhbwy6lCkMKb.yR_m5QEcJlAOyq7ipsHReobAT7FsbJJRXVccA1ya1alelxjpVD2XS5Wza.VyS2JJ4tqHqxkVNGiwagXkleWZ8.G_jUfJf1oPUgZ997VLW3kHH9Hhzxx_LBOGBFjXGs.Jec7ABO3rEV8jYpti9kEQkro9WtwjQD5TNmQMipXxPaIm4iAJiKOMc0mz5qSfu1EYHQ2lBgZOhKSFSRJxgdpCop9kDrwgUbdEt2iQlp.meCIyteo0Ynxd4MNHJDaTK7_ceyMEk99i4oTGcxiQ3xlNf.ahhIywcGKTwr6U4ZfQ9PD0GIO3MJlQzCiCrOac2dTcwoRe.E2haiFqBHq0doqDJVJFyhGiT_XVmoevt8JInTUbwsisNfYDG6E15T4useVRPoWweFiihZjUagRF1oasQukHjlITyTmihJWPkcITcHQN6TSvQU8OYYH20KbCNBM9binVPoh5DaQk0x4FfC1VfaL0VKySDGVae_etYv53MY8ZYNQ9lBRj1U.cc6_zUCEccSmtDurEdrSK29XD7oCW_EE7j0rRizANkk9QK8UT3NwWZvCFf9t7x1i7AV3NxR_iDfASUye51GirvJhJ75kpAuzBZqolVBinkxckNXQXKhPC0bbSq44722d78L8FOwG4t4aZe8W.TS4p83xjlr2348gGZL1tuvQmpDIwVJZ_UgBDK2dgBgN.HGcHdMklJ3XViwmD2JN.PyXMrvf2XpGa_h8tSdgJH6gdNDCj4KIjy5wnvkFREqPOo8r0jibS0MrSztdz0KXLXnfw41hnI8KJ1AlVs0aHboiJcVndLj9WI0jSCd_9AoFDG019QnBfmMHLcLa_zJxtn_k.MhJqiTbefh0NvNWSW3skLQhgZpz_snenzMol_sO2OYANnUf6d6lf2xt1t5EiVaVzjAGBcwzlIuKUGYxEtNCfHE0UkiV.nmpp_Lh0IkLOAFDn9EBvX.syWqxMtB4j_etYACH4ESbrv8Mwkn.8C2pzNDnwpgFG7k1hdohj7CzKwfAuso9QNNC8sFSpyCFeEE8WyvgIg8pSYaUZ1HpYDodqN441IwtD7ACTxczZh5fCpA4rcOrzs2kA3McRc3Qmlqsy2OXoSljiSSbM7Qpvaf9BljnNy3ygRPNypG6N0HG19zMj9OyuzEQqf9QpaXYHWExDiNnxHrtzMKn48p9inCh2jsuWoC_0XMgkOOijDyg7NDM_rHBYSkz6oDzVSTlVj7NfnFD4IWBnncDutMzwVb3olsW16xtH3nMG6n4FuzNPI59tJ5Iu0m3q_dcWfx.0GSlX2P.2WOAGiyvAjuv1aUeGcXDGol8COjmTtznDj2Sz84inEV8b6uP9_UhkyxcyG5LAZmt1JieAXPfI4j9W97aVOy0eeJVPiD9.mvwhtIqPxNlcGa_DC2rUALflWo3aWCeBKCzWCKRlHzkZTOytMRUb1s07mYpden19AuWzHzKHNu00Nww1XDncjnPSfXCqG4nD8onfkMjUJa4DsjlqsIGUmPUXaIkyDQP2rTFJ1DlbUvVT_4fBKomhNJODr_pt7Tsn3P8AL24eTfy4AhFX0OiXT4swEhqM4E4k25vhB",mdrd: "_CngdOr2X2_vCIwIoCFMVlXluzLiD1uu0mj9G7ns0Lg-1739127399-1.2.1.1-gu00bE1ZSsqR5fqcSju6kEYVpl3McFeFeFTXAlKW_f5OKtZM_kxcUS6t9nBgHW7mk6B9nYrUBnrPg_zzJ7goCPM8e4WilhwtrSR5Gy_Qv2H5QMV0t79abLX3MHkIrI59lZTdmVVoLCCwBvDkbTyuj5vwXEvHp6Cw6ZpvpJq8Og8gWEGAzttR_dCdmejAquWR4QdIypXTBkjyGSQrhlXSRCCHU1t9xR1u3AVKgiwimCMGm0qASyhYrP53Cr1mJQxYotFZvUo6a_yh4XhraSkJj7Ay8LFFTjXjaKPKjZbXqMXEVN.B76.t0FLxS0U_LPQbBtj0c_1Ebe5gMNtJ.YeQRvyygdde8.MvY5K0KcOgxM3hb4.SIsA.h8a4t5wDO64kuX_mTXmnm9.FxjCcBpJtmRSQ0ALMzeuVTxoZV5xnku3GYH8wE2MfACSVztVn9ITcdNHLbyYb0rOX6uPQLVSJ27_3lOrQrlFrGQr_X22BnQ8mAZoz2ZBILMpKsiHN4RQK.aAwmFhvt5en09iUzsldutiVXyGrb9HFtdd1CEEzdwwtuz4gSluEriPploeYq9sABS786WKX.RmsWKxSxHT8yQL8KLXxUKpr6KqVmwNjW8lPBiVLi_EmobQp2m4lz4QBwQNZ5Hw.exTTFePu7d01ctfbMMr_JxmWbXxCwOPYiIeqaAPPz7RVB9nWahV8MefDzrplXpG64rKVCswf7S7rVtBWN9CyQPvaddk8QKk0AQkpD070Z7oTC0hF0qUsvkzG0gEhlgp5k1ylsvl3eo5d5VHePCjskV3MH42OcN1A7b35tGBsuuO9GiU.N4rKc7M3aUVZqMzYZ7gT1yD3_k9Z992l5gUO_RsgGbg7KRuf71oJdcVlcjIlkZrzmmAWh.e8ZW8Sq7OwgsFAyL51u4TphF2JYvPeMn2xfJppgeDee4Ls76U2ka0mHb4JxIV6ueB6wiUdZfwsX8ZqwW9M5G2sl7pM8GSiwCMuJQ28sW7hJzPuYI1b_CHaT5BI6akXpB5kdvkOhfmjncdmllXn5oniNAxPSAUSljWZnjsAsN2LSNDFmcar1d1YRhFG8q5n.5aTff1FwjNFaUyYA5_WF4qB0FmVJXJyxrlubNwHHA.qDTLLNsKWQiAyuLEibBjZyJiVIKZZjchHjoZwfBHVrxD02cnUQ_CNfnMhSltovei4i7Dph.N0vCfmfw.2S45c3AeQ6cfK4QOfK5vpZsSpe3yvbEbiLgP52TH0bC2UZxqiauSO6xt4vFJv3FpRRI_cW6QQ0ZnkzCQvAy12qn7RCgdb8dMLD8h7kC0Zqoufwqo5Qc1zVN33K6yRceNud10dD0NrFZxIXvXVv.9Pc1x1.TOHB.WU_wtDiQBtYmZ7OT891bAlS5l_WVqDM_GHGfrreNRS.tQA3U.EET0VKj6mN1RIEhbwqHX2Om0YjR9qM_N3eFD90bU6pSxYblkZkrhtJMuBjPdQ45BZ0WOccBfIHS_Q7IoMqz4VO0kx7LNDM5DSS3OZf_TLpxWfZ5qn65eFbjhpR_Twjk2r6WwPSleY3QhEc83g6HvPcfsxQkneq8oSmMThgCdOywWWtjrsnzNFvKZRIF_jgjsHSWn9O4SGlOVr1X7M85ue2Gufr8K4YMYQqYNyA.zrIT_9h_dkyCdgUgs5SF8QVwO5WZARJOvZDI_6Ma0sJXflRzleXpCKGqnXP9z3mcEAFwZwjH2oqBsbh84PFDFopffWlpV.tIcgkFoJi0GVYx3DMWrR28vWEPDYSw2w32T9lIJ.eh3kUUUNFddpoaHxcHdrzGVOgm55F1v8pg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f614a99e328256';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\/7890364125?__cf_chl_rt_tk=F.zuU5XeJnO8CptEY_bFX4aV_jWzJTaQ7sEmRUonlkM-1739127399-1.0.1.1-UVWzO7QlGjRlDlks.I1A53kaAxwcdFaqVHSsq7VOveI" + 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