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-001370508770.mit-edu.top/post/6531947208

  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-001370508770.mit-edu.top",cType: 'managed',cRay: '910f666bda4d07ff',cH: '5WfTXN49At3LhHOgvObPU1DS3DoPwrbYeZ64xMk5pK4-1739392892-1.2.1.1-DLCCT2tDQGfHzBz7ClBeFO3fgOtQj8vtH51k7crJR5YiA35bRx.OiSt.y.Q4asrW',cUPMDTk: "\/post\/6531947208?__cf_chl_tk=aLG1TTXgq6saq7yIbnWwoY5ViN1W_S77p48M7.D4R68-1739392892-1.0.1.1-ACibelKL8O2L.fUE7qWlBkFyBwd_bnN3j9xcz8gh2os",cFPWv: 'b',cITimeS: '1739392892',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6531947208?__cf_chl_f_tk=aLG1TTXgq6saq7yIbnWwoY5ViN1W_S77p48M7.D4R68-1739392892-1.0.1.1-ACibelKL8O2L.fUE7qWlBkFyBwd_bnN3j9xcz8gh2os",md: "s87PROsyvUWCTYzgRvTuv4LF1SPsVg6j2dKOzYYNtTI-1739392892-1.2.1.1-xMoBkV0zh1v1vlOKhBLgo6cMff1ukTu8tB2IiIp6T3jCN032IgnkadlsCKR86e4rp5M1keq8L4oE5hJf9S7fh3W0Vr_Hj.9xog86_CPsk4sc25fymaiFThRVAR8yQLsMiOfQU9uvKanYQvRhGRbxtNQCO8UJLpY0a.dc1pwf6v4imu.x_kPHMrlXFSco_1VEt1Rj9yOZZWGUbXWB4.rSi6RQRFhRoXEV55g8nAyTRqpzD6ByqMZshp525o6DKxufl_pgB7Izu3pFTeQN8l3.yulMv9ILygRZiLsbno0SWf7KyoZ5.P7S_hpnKHIhu.d1dqG0jz2mmlube_YNhB2zaUiW_w1rGiZGerHBWAoC1YqIRVa5Ajkbpn4nR7oIlhJjjpS0a2FafMA3oGL30mX.rBHFSiDwJdTJL9nJ9p1lGy3Wywzd9HrVK5qpEtdADFLkdexTodJ_wXOCbed13tDg.Ce5oZ4fql4kg8VsjqIscidshcF1wIwydTfPDsuM9DrTWo0okTHO.gl.WA2dFzT6G6RiXRzST3ojDjHQYw5LU4KDts1RGNQxsM1sp6dyJ77M4GCgCBOcMf3hFIRXHMI0UowVaKR__C2BD5TVKWR9PE2ekDOSuuGLTk37_tIt5DEakuUSA.Qa_C_XVaLMT3BHFkjTJXiwn5Cmm1OEDeYR8A3vMNwLgNCmWj1wIdva4uXAi_2moMG87_BSQ.41TS9bErDwZoMOztBQKKe4t47HBm6O4VcmQ3QcyNRrJW9qCDY6euEPJT48rfKKJ6AIizhdBQeQE2xd_.5OTP3pKReEbKlwqBQy.Mpd44Tyf5.dW6wGlAkcls1Fn.Rxm6qgYoabJwESBsHMJ1gMLp12_H9bMUj8sd_jMHF8AaN4BYhG4JJEp56NLG6pg5s9yxeUJWjvD2Cz_P1XwsKw3aQZlXUkGJkh.WszqE1MTG3TbiYL9gYGG9CSWp.ULp8wMddldrYvD.aMceeztRtGTwhbkdcEgeKwX_YnWO_rWSFh6XGmaMl7XG0K12tFg.xn8fbT7_fKPDqkczfGLzxxXhhqSy74vhkEVGKnzpOsVR5pFiKxEzvDuWdCHymcxyFb_8udxpNcTl3MJM1zwZsV9.tJbyLboeVLREHKn1EEvMbrf4ifGziIyjr_pOLQpyr93rRcdsu1UqqQhAEnTCVoFB0of8vnF5eSNO0M7wetVB8mYt6DZVm8JM2CzPaT8aQRznzA1yghPOE1yD95rX9Gyet51NrM6fppYVbJbuewOw7DtXIMO17Pt5jRc0C4u405KSjlFZ_Roz6y8Iy6GipNFzePmzuKi7D1QtaRi8eJJHn8s1fCdMfqF9bLfw2rutxCuWKTNKM71ZCnhLxbONYqHQaR_m8Ly_ClRhDTeGhhJdFBjqXVyOc_UOvPl7a20W..y0zB.XG6doEW5nOzl.Tq4DCKif4KV.kh__lN3MS55Z7iLRo.J5T2R1D05FbdnxkFmKOwZVdiSEa8mdfqAolT02eUIRNvL6ObItgN90196m5QYKDsYw.fE74PXvxNcHzWMlJx6cCrVgLI9czctrm20K1RE_DI9KITmawdfKGyR1yhnovpuIKfNDTnjvS1dLKxS8hkuqhRSzGM.d3fFIKtbuJrLn2umUblkH81HL7GP3ZnkoKQ0h5eCzJv4JI8YcalXeJc6iMi3J6FurLWNcgVOhbrfPrTRmdPLP41DgdlbzklW.8Q7vWfkpQfqia2w40O9bKL_BCGe1C5C3VGDHE8BtH6EqxWzxBy1uTcof31lTYqG1Ix7ph9nnETgrfsNUA6of1GwRI0vcLAmYe7AXat__VNfN.rZgYr8OXtqaJdf7VwqfGLgwJdd_DC6q8r5rEZ2HoXFfg2p6fsjGPr4e40YJSCSxbXdQMRn.Xjf1Ry.mGrrMvhMXWoujVlgVI0ONuz_xYut7H70MdJu6S5I0uIG.HB_7e0mELc0yFa5.7EVs5S5ExmBCtAlELpbRgNkVI7ZKG_CfzckhZY3mUIqShcBTqh55GRZBVZdO9yDeadFhUDIl3nvGnN8VmROqiR.5HFVEz2Y1eWC5Mjk72pX6cFpfZA_DdUHpwwtt_7VPGNX425J6Rs_3BVJqs48AGKo9t7rF7VqtHR4E07yKqrIAJ9wVQ.ErJQfXAyvN6fPcfqHWz.7X90DMOkOr.LUqV4EevsUT.vQumg5x6tOEHlG91P_Mom2UEdqQepyKnxxcgS10Iwfat0_tG0",mdrd: "VohL1xBVZAcamIxdfFIOHvR_vZbppsgdbX1SwyYBDbA-1739392892-1.2.1.1-v9u5TVKfL_fBvs1Ghl5eA.suK16YEc4jIgxME38Vwhybidk0sICFonSsXRx3l0IPyQDXKz5zFH1nHOiUKf_wvX6HGSRgXw6LPqhQz.1dK7ezXVcfy2EJBSUy.vpQ6tMPhwtnZqfrAXkoIHuXPs4SFpy69N7A11HzO__oTdIbsKgR9bjqa.5PZ_Lz.RkomMH4ZNGhxlzYS4uRvAC7WiZBV1c8hjhF1Sft6OQB1.vLEHFmlJlzw5N6B2Q6YnAs_Qs0jSgrdez0N00YrY5EFHB36nRFfXHa7Jx7ZiSvFPGKKyUAdOs4J1kCLzpY0sqZ3hfV_mwECOVP42v86AXVGNPzez2RlcMEZDJJkKKT2i.t6z24ZJOPIrh5VacZlXAgAr.o0sTifJ7Mhz79NbISlnv81ueMKYPGSn4rc_rka0HaKhWahS66bsBGndfn.Sexm8jZ32AIcuDV6iJiyLgWkAtoJStkiI_F1dvRHXLr4SC1IO7Vqjkg7CH7pqcBanBhZngZ96PhvziuCtnFJupt3iD8V9g.MggWAUzaDjUhQx3ibaYGd7CEpisXAQtlONybfZ1RhQGj8kIK6QcUEvmeOYskf12TdiiSvIkCLugJtV_5OaE_iD9LH2asfl9YO0R7BLb6dc47Wc1zErOVGmn4srbDxc5n2YGLy5UdgTV_i5pzDODCFL5zhtMCUCMIN84Zy8nxPAUZsYV4WjvL1.6vW8nRI50nuWhXNGfkd.74omRWxQDeHKR9jfVxDDaGptdx2ckkm0k8Z1HEeEVI1tjy1oTlsPx0ZxqaHwti9IyObHzZn0_O8W8NZR1MRhdvb3mKH2.k_Du1SpZEXqgoxd59HQ90HAvDZt5Hshss.TSKNfFy50VtMUxK3pTw5kIjeKlYwUQyK0IJl8e_Yd5BMBeef2MhWYfHvhVZdhQOHZEejjXMmq8sCPj6Y.pNWieQNPk_4GPoijjUbz2yx9Ra9lYpGHpDnpgdCAJyKQI4XsXFLwbVLQVGHjxJqAge87Q1zZFYvTIAH24qDdikVUakQIuWDgkLsfKiMnune0zdM_w2tNAaNJ0.u5QA0lPsfyJQVab6ZHtpaGTL9SYZs0lzat.KcQAcVCAl2HE1FjesSp62jRGAuUVs6d47wd3edTlzcqb.WfZlSLOiW37Gj7PS9A8yeapKbqCef30eJVhf77hgXgJdk8ckwh7VvsaFP5MO5kyNyObztQ4xP2vGL6czD.KHOVST9aa7HEUO0gQvYmEP9gqT3n4kcu8jQopQcJcpQLZX2_CggskRyvMV6_2cj9kMDryNSWTmBWD9CFSc_qx7FPUUVPkZe73FUwZpr3JW6Txj8l3L5Rt8Fwjd.qAYxBM01C8ecOf0Iti2xpG5oY6EbUFUttwQEyQg2v3k.2DBVibrkbSaRD85zfkZcnPLY3y8EP5f9depoVX53TaS_SgMeSPW.aTm0eWk0QLwAtWy78KtBa3U8vNZQngaYCmwQm0Sa.VkKh5tkHSr5TVqZ7rfte9LA_Z80Jj1J0k3mnEPFYttVGTHXrsJp2k7RDhldaWxOusJVZ6QtVXiyY3ktSzlox8S8vSFiYGOa5P3aaXQmLZL3dfN5L0RWSQNkQ2tBImaz552L3UldboaR4re.HzqeQ4wmBVoZBuRFTeGERjjIWLtOJ9JL5ktTy92NvCamJbFAR.3slXlH6TvUmBkFyduTIzEzDLrp14tNdyamd3H3uAfuEnqLD1wkOnWCZGiMzlicn90ovbNIpDaUOftrJA.p00CoMhrZmIINsY_d7ogxIupM8cgB8QB0Hsu01xXhPm6UIunEQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f666bda4d07ff';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\/6531947208?__cf_chl_rt_tk=aLG1TTXgq6saq7yIbnWwoY5ViN1W_S77p48M7.D4R68-1739392892-1.0.1.1-ACibelKL8O2L.fUE7qWlBkFyBwd_bnN3j9xcz8gh2os" + 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