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-426359878092.mit-edu.top/post/6790124835

  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-426359878092.mit-edu.top",cType: 'managed',cRay: '90f8453549ae05b9',cH: 'bNqth_9Gzi4DM40NVot.ACaB5U9rT4L3bySdpeRArXs-1739150359-1.2.1.1-o_FZRDCihFP3Xb.ReQCEQZKw_LK4QKSGn1kcvXnVhS7ueE3jkI0OFyve3vzeS_zZ',cUPMDTk: "\/post\/6790124835?__cf_chl_tk=2HxhmI2a1.jnTXhgxyUoH_KayzyjZtv2GY5TGBwpCbo-1739150359-1.0.1.1-5yKYe5n0M1K.1SNQ.S86Vz.WtjvPel02gTPOEJBqsfc",cFPWv: 'g',cITimeS: '1739150359',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6790124835?__cf_chl_f_tk=2HxhmI2a1.jnTXhgxyUoH_KayzyjZtv2GY5TGBwpCbo-1739150359-1.0.1.1-5yKYe5n0M1K.1SNQ.S86Vz.WtjvPel02gTPOEJBqsfc",md: "lUn51YP.NGGLi79rkZM4FvebG1lOEwaavKOjiVgamOQ-1739150359-1.2.1.1-zU8GfS6dTyp81tcBcEd4Hjumurj8nFeOVLp6ZemDrINv6NerYkeg0AlBvvjqT7_weN8m42pYkx7frtGYzRewOCUk9FzRTQB_RGx6hNwo5l1u204PuERQ3HUdOIE0iZTNiuOOPB7EKDZ.HxYvvLlY1T2jTAsG.k9lAC4xVbqM5pVlDrJ47bENBLozp2VxCdMZXi10B5zq5gdGPGhhHTs.b3LcqIZrXvNiyTA_x7YGP2_DzIiJJjprImQb.r9GhgeOAhugNOZkQjMBhh4wGm7Hcygf0uHSKqikaLk3_l7nk.YyWIlSj95rP74nBIjMawBimeG.7XETZnlz2FUQFcczlpuoFlcwXqEGpzvn93_3dP8fJlEzhMLGMJmIAc282KqLYtVY0eVKFZleVvcTBH8iaCok3NPXWz3rt4SlI1Aa.jVu7ScZYclz4ar.BiGCZ9NaEN6ZfJNmrWyIQz5egY6goOrGlTCUzufQ9fPvDFAEhiW2cpu3LMoViDHRoi0Vzr5CderBNadMOvr03Z576R8aI32XVK1ARy4Y9zBbBj_N1q4oxExL4BlGAHm7b0Y0mRHejsBQ6u3Mmu60Ul1rli4fEK.BDUeYnFhHeHblsh1C_V4hY_w74tF0yrri3qiftez.STT5NUiafLFxQpH7FCkZvKHZg2cKD9KECl_mzEvqSQcBuj3QrhNQy580R_vZzyTa3UmI5sT.n5KqWtOsSOmTlvHEoeYLQhVfqkz_FU47NBAsF8zofVcIdqny.aGiLtraKgzD8rx7JW9BLAy.qLU2qH0Cpr2lSKxnL4Ol6QFPQZyo0VwwUGuqCQ4b4E83IL6vZI.CI8kQZcpyhG6LUGKJU3QfvMq9l29jE9.mqYn4EReL6Y6yURNo8OArjnvd2P_vOCnT7KtYtVt_LWyi9ZmcoNsZuRD43k8NVkJOgzkx7ybADfmSMNNLhZ7x9Zj63rnqStEIw.WeEMNqS6H1TWZiRUnGTwm4Evw8trz3uIBCmWip7Tq.SqJRCu_QW2Zus_1SAWC6f2TGC2qH_rxZR5Yh.753x7XNJGclrwXcu7GExL._T2VzxRoKSfuEHBrI_epedOxd_l.7y0cEfUGWDO8_hV47dj0RmdazjrOp3XF1Ene3DGUO6zuoeZhZoyZcsVx6XAWeXJhbqWLzJ3AruErBmx7h2GXPU.NhNyNWWVTgiW3B4dRV8wolo0KRRoU8n83qQaAfjCe_ln2AplILQSG.4AARBDntA944yH7OozinmoxqkHIxBLwHF8AirPf4zdePRA3TNYLk7ksJ5SHwvdoN2myfIeNxbv.hXOLn3UdrBuiGuryV6GdOP5CYAVKN18jMtc3vcn3ZnsFK6zI4PYC9ArR8cPL0LPUtHaz3ksokc356CrNeqGgx3O_N_S9nyB7yps07b6ezCCg0Nkv2_v1CkDYmlKPruPN2TAsmB0eWcV_IahoEe92TvvAmAXyZTlidZ2SScJGSNXMKMauIEhHCFN3ad9hgvTIryMHTo4knQzL_f6BQK_62I_ZFmFtj2kv2EkYOOYI.6XF4eWoIpy0hrGw8SKAEaCpkc7tMmqp8QSz1r_kLYn.orutYZqNhNUa_.n5XK06kLKAz_4Qb3U3JqdS70t8BQMDnTBEvOLiiEvfuQUhikCf8xGP7ABzTcWbF52ofcmVoBAkYnmnmjeIXcFzszx8Om6vx1tTbcrGtRjig2nzMw0xQ20eaZLVUeYium0xdJS3hxRjzhLnOZmFwLky28Jd0xYGY_nt8cUwHjJ8_jFkVPKdq8zTsaNryDTUVNyVqW2i80AWEhxnrnU_q9l9vXSiL1MfwLIfjnb803uYmdrll5xX2j4CN23cO3s3epYS6H3B5hxsMPaOWXs.f7XMoMKiSoxQ2BCviY8Oo7akUBtW3QLolq.hbPU70d3fM8RHYAJB8SRNi2F4c8ZFaDRDIBfngspjhqtem4q6WDFoDOS8ZcqZKv69bFqkxoicYLBrqO1sVpqRtlxdCWIsVhT0TRHnxHrdaU9sbn9y2yaQuqSn503puSZyTpXGTJW1axfgZT3Ty_PbRN5fPonoBGDl_czs5UiUxeGZUeo5O_z4AVReDvj7PxWaPM53xCsrWzEriNIXi3iZTm8Mb_IKNBokC8LxapxRhmaSvEgl0iZPP6hFVoM0zQUec9CJv0Il3poem3xA9paVeHR1RNxpirla3SyaEAf.YD8gL1fO8_NyaBHEIMCOfIpjhka5nx537",mdrd: "k6q6I.tt2yaaoBHhJ2lJl6.juGcDHQs3Xm24H._IR68-1739150359-1.2.1.1-zrl1nlGqIDkpy8rot0bYE7Pd8PDNwVQLWqOb1bdDFXR3VKLw6iXs92dvVBARHGkyyBuZJMN0OIWJ6MsfjYdJD2gu0zZ0piaFDICPerZ6_aP0FXNC0i0ZZcHroefsq3pU4mG1NwLWS7RS6EtjTzQBnNwl0rNBnBthCVpvcFksLvnq1m2wY0l_vBVSwiI42Qeedloh2BZY0FbArdThbP2VkRMdxDpC067E4nQGx9UeQ9Nuk1t68pNsDiNR9egnbZ9F42o3lpkhjuHc4aL28BNhBlxzWQkBjDHNBPXE_FcsFZGD.B0xKL4vjNo5xAZOFPf91DoxenIWENBJv.kYtY7rp871dP4mfRL_nOQ.JpMTkLX0mbwurUR2jtRd5f5SzwxyzslF1.3j60YX0xL9jjdQlmvbFzHrQMwJS0GjiokRqr49sXKjfqpLqZDqIn8j5C2A00B2rBAZGt3PUxeeRR4s6VHeOOxgaoJEMcxRlVN8ToihXfrlHnh0Y3jBi62QONIw6f9fsA0QjJVmlownqb9.BCq_4Ne3jxIjDKjwkMYP_Jt6lZiOOJqRrOP4xIqU8iNhb_wqmtalxNqSuJmz1R16e2Yid_qwSQdFk4BlY.klkBkF_8vUu6zfB_ecgYwKwEu5DpA3dlEpQQc0GgdCbyg6rLlOTq0VH2y5mseolyaI71gmQCs7zr7sZK6G14Sn_nJNIAGatPVXgX39Drlt1xYvuL4oVxU_BURUzndhdpAlb5m01xAS9DKzH_IyQANkmPg0RONSxH5CITgSESI34ucwhXe.PrNfHg3gwowyuCdjdg61PRbfHayGop9virBqo343_pQf8sIpehB1Yx3unxxb0Mq4c9O0_hkvSwNrRKYrkzqRlu4jVfhUM3RfWuZpIBfxCCmhLcB_JAIFfjNBIjTA1X7UckRBzfyV81jU7pdC3fAb7R6HBPsoeCfb2McIT2LQ1HjFc2S1BKWfT_1O3oMmW5axewMy3Fi8xGUtgHRCj4FjG.ninzCrGAtDhhqGda3tHgFScuKqvM8husIc.UrTQFYdysozYnvldcjbSWQrC.ALH4SWS2iKj5tRKu9FaOjKegqcCp8z25RZev8MIHCrmjeeoqauBjJyxWubniQ7DUpenU1HVpZijTjZjFN5781nD0WctvnkzlLxfE4F27izG0gWRedN_C5FQ6HxgfBzd5B9Vq7qsiLJpWVC8XXPEjuGCv9y7GjKgFvXdYmymhk725.U_fQ2aCj1Op2gReg3uMX6jSi2s555Xunz.TIehRYmQg937QveBSK3XavbAkATc5D3M2.hq0zm5PkSZ1Uo2Q6INuo0pRsejRkZMiR7a_0nZb2q3bCWtdEZ3TjfOeQpTY.rmEUMV4.hMG1oYkCbPU9mJ1XhIhq3OGYXUCV3Xa58tHFlOlImwc7sqqmgR367PhR8FajqMRJOFO.JgBEvXFSRHxBkzIlFZAZRnfpeXSfjC4lCf83nVfagGw7JHUMNxMlJfTbXHOWMfYRt0ZIa2Hx3GGyyrSt6zw5.luyI8HvK8cXrzlin4LxohBETgzJ7dY.ENe5daW7PwZnv.PzzpmLH0GeMCPiMfxWDyk0Vp4H.9ejrvje4_ECPGo9D.PV04YsNDd4omQe0eQuJL9jfLjWp7N4qKk9Te4OMx39yH8cf7lHUlIzlz25C6NMHhaxKDHAJlrPVlTyeBiazh5TZ5f65Q8feBHFGG2uYXz78FpzAutS4W4d_cIvdY4VlkfNsrXh0P7WEPPanzwjooD3Vhu1t0u5jKdzEVyT8reJeF10QUGGUaxAfG4pixewOkHLLs6K36aDLULkIJyg8A4RC8LE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f8453549ae05b9';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\/6790124835?__cf_chl_rt_tk=2HxhmI2a1.jnTXhgxyUoH_KayzyjZtv2GY5TGBwpCbo-1739150359-1.0.1.1-5yKYe5n0M1K.1SNQ.S86Vz.WtjvPel02gTPOEJBqsfc" + 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