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-003665766132.mit-edu.top/post/5846217390

  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-003665766132.mit-edu.top",cType: 'managed',cRay: '90f35e427fbbc97d',cH: 'Ee8iLuLxyeOL9jDQfxo0yl0k.Ol_iU13rcHdGJCQ84I-1739098957-1.2.1.1-PAYBCUchUTD8_y_xGaMiYbDh70puokQt6ZlA435f83EjeXmV2RO05t14yb.qdH.Z',cUPMDTk: "\/post\/5846217390?__cf_chl_tk=iNCCKVwHcSCECuc5tPoLBxc5aUpRG34OtGjrAB6Lmrc-1739098957-1.0.1.1-8rS2BxKSvZZVxyna_9_oLjaL8rigMLlrFdtUnSwoe9U",cFPWv: 'g',cITimeS: '1739098957',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5846217390?__cf_chl_f_tk=iNCCKVwHcSCECuc5tPoLBxc5aUpRG34OtGjrAB6Lmrc-1739098957-1.0.1.1-8rS2BxKSvZZVxyna_9_oLjaL8rigMLlrFdtUnSwoe9U",md: "YfnyPfmiyFV8J40yMGYR_y1anYvwC.6O0.5H.MwIF3s-1739098957-1.2.1.1-kabVwLv9Pyf9huUIVD8dGIsoa_FEVq.0lcGAvUuKlxvu0rBIEN2USxCbr.148uwccfdROrDcTA5rcJtkzKV.6EfIHqaP2wWxpAt3d4lj_Ak37wHD_Z0q8qslK91l6lHG2VPLqjoelkIGCaWe1LjWY3vG_kauHsR1QL4Zf2AThiyUijsD44UUqzjf3X__4Ag2y1ZcZHdFuu0R2lU8U9nni5h2oNWxBYqr6Sl6yLzRGgLk8Se.odXNKQ28M9Xu8oCDnkqQDIELgps8THmwHH7zU_47galroB46paRDo7ZHUf4wVOOwclFt5um5GDPNMCcq6XFddQd1nFq8Tp429bKkPVVNbcDPiuI0F5zuGtCalAR864.JXkJS.3OmAKZAP9K6sa1zIi5Kcik_7MuWDlUwK27KeP8SkS7aVgy_qnnDtX4TUxHKnodWaKHZrUOfN6OeH5TWqO5rV9sI992VMGVg.Zz378CqsR0ffhSK5kp1l5F7JwM35GlnzZqrChNMVxgOcezIXGU.H.Aj9bQaiiurzR33LX_Y.ENLYaakQVY0vjKxZibV4SWSi2ZJTP910m3LyQ5NaVnGMy834_aJMJdWlmMLIwHFM7lSfBi5mMJz51T3PnKHy_gvSX5VPEmIcYSwvtNGUfXDG51rUPa08KblfneoO6hC48qLRYJDweNXhTJ1VhIOfJs6twuxYnxgZmTajPETY74NL5vEJhHRTRJU7qyX0r32kYaPVTL3fBYd6eqxEp01boreIoNDDfdDg6TVh91cEJZKKshreIadpw7OaXkNnd4ET1MRu.b99UKcoSo96ysOWHxrQElwj46j_8AmC_hEzZE2au24gEtKqR90nK1fOmks9AGu.j2jqWsYeTPptP42hYUWZ7EWRIa9OGa1OqC3OHM0U8HDcr_f1jXkC6rwxTivmbYy7Sd6x25pVjuFPTnVuu9Ncv0hE1Qk6Z4bGQtqMLATqC04ZuS_AHrU8Xr62HsR1SZSTWDAH414nP8Jt3QSDSY9WGxWJWho1g824sGEld0Q2w8x9IGVmxwtk0Vp.283TiTAfQQmdGGIz57otppWD4C3KlIdIKdtjHX09Tw7MxeAtN9_XJK9Oy5t1p1z4H.VXS9OwfUcc80pFfqmqBmfwH8gSpK.UJvUT0w1x9SWN0uaEfNxqcSlRpDnKqhyYQ3Vy1QIIWf8_rwrhBHUGNuGvwDgO4d74S1Svoqaify6R3z7JEMjV5qvC017LNlwJT.aIfx9JrI589ODXpgX.tOPyBYXmFm6kfJdUAvAQf3mh3PcfkKQBra3L6EJUZOrRkUhsCn9PazYcnOJS1v6cmUm90s.jIdDKGzsEsV6zdh_xxSgh08SkFmjJYbCllVYYjCXf3dZZhNmAO3HMZo7AI12IW0jAaVDpX92y9oMtfUXtFY5NXific0.4MxkSghmcsJ7aYSSuxb63j4gtS5A5d3UNrNnLUHutkmamRV1q2rkY7Nwz5MOKqZwDYlCd47jSIyjo6M2e3UqsQQWtx94007GbZ7r9wdTwiquIiHEObZTc79Qj5SSGJiGlQ9TjVV_dwletjWhu4OoPpLNhzdeyFBeAoRypV7iGFIrjK9RkAP4MMbnV.xmoIHyBGxraE9_jTkYSm9oI.cnEZG9XAA8CmuCjtuRicWBJ4rP0ZPb3vOkNMnd8HnGOV4kq8SuojK3RECh4q5nlVQHUwoKd8Nj5M42xQ.Up4.s04v7CiibkScuDzlFkSEX5PnfzdoRKwti0R0EIULQbPXb73oRmnAkuSzmlFXlWeLw4PxWOL75HXuY.802gL9r_UqZw50Q1DwDh37uHKTwIMblS38H7jUAily0zbD0l7u.PY3iiXeOAf7aiGKpcLiqmqMGcxWQRmbpfyItI_Khca63MEJWdv4.tpxTX8eJaXsVB.1J_eaVwykzZ6tB_kMCMitTmp7sRchhNSuvi0_mfBm8sCo2VqBy2t2u7FDCnI0c0NQIX6mSOVPTA0nZyRQ4fdFXkeCoz1iL5L37Ml4sFlHqVcj.l9611I8GB_OtHpphTk3Pt5KSbkmcCuEJlRG6AcwCSqZJEpE2Ltr0Zibd9Ax7siQgOsEGU0RDxG7fWc14je1BU9SKd5Lw_dytWvh7I1hyc4cLNafOzsM.EWk11OcnQjqjDdEPcYSXIyj7Y206z7T9HDVXypmgNYAh3OEyAuP9pNeZboVr_qc5lEIx3MHVUFntoUD3_7sETrUlRJVhP.jLFhqC",mdrd: "vNfOZ9OMC9x2GOLphgs8_hnDapv2v_03WQauJSi3tSw-1739098957-1.2.1.1-VVlnZcv0slKQgETfo4cKv0AaBP_PdEWWVWy.ARJUFxlemuLup5P6RV3eUNBsmqLUpDNoKVHnys20mHCN_USb3SOx0TMcN.qgJFFXnAj.PwRDizXnTrzB2tMiT4AsftbupqcTgjrsasu.5Hxcr6kJNt_QJBhKMe82O5MzEgqhcC71tnagLYXr2W6oN2KFwdQhyewvIWEEsKZRvApHm_yzwjAAemEZ9c2_Pm4HrNr7tYbXhHq2g2sbtNCSEtJG6q_kfvGV3LQ9EG_4BsUllsXpR7qQunkHJIhsGd03vfSBWKXpdR_PVoYQC_SK7oYGf.ckMxqIruKw4mC7UgoViDzMWlmuG3.wIdg525u0welDWlNxtUmFWMqNEqUtyYXBJVP6D2oOXXGxwTNDrHAFM1wiO9MvmgxGP71Is7N72rMy4ZQB_AT9jjzlSWbK6f29SiBzVowp4e6bAAgdUP5y79iYFwc7VE_Ag1vAl2gQAK7sVwK8tGqUT7LjUjwLVqyXK_aJPb28XheqTyxybf9Cxehxj491DGkoHLCN9hr6mMjj9dG.CwJ4D8tS6oqKMWiu5OOBHyogrUluzVgymwYwORn23nxHUHFJbbAC3dgT5sBCdYiGBWsZVxH2mm.SYluAcShxTbLa2QosocNaNK.LLUohfFtqHm8qZNuESKL74JWk8CMiqQiu9hBcmZxjQslVifeNNcm77tVrAWQVBtwccZ4PUtncpc2GjuGXCxDMXDccAZ7kvGlYPjXxQHs6vfRijP5Q8fqjg6m.uECLlx51mbYBl4ST54.DSMZuZv73IFO0ZgCp00Wlnj1TGFprTKpw8z3brr3t3nFAkB0AA1Ml7qAOx.wln1fKm__iRi9xMvx7rTzCBayMvYqswKGSVO2NY8ANsP1wH9rgFzX2DG7MWnvKk6IFc2atN0iWfQbC0qq5ExPyuVEuaePL.S61tklSX3lonM53MFy.aPetCUGby9I2yCTzS1NvLYVfrlJBtFfRfZYvxLo27WOrFwhzGUAnGZ1Aey4XupHsIJWdlwpjzajxW2gkko4bmqAuL2XsfN6rH0uvqrVZtkCZIzlx9moJhipSoouOwb3BZgRnQ36VGrVKlwqchbuwo4zraWUJTCpH5cJ0dxyNG50IUfrvpXwlfylT12ImpOT3D64JYgmcUP1T.79C.yZ0M7ysBZud5o83mUafKAQ2x_Zo5.P4wt0D836EEULP0uC0EJ.AK1hRdNWnAzUQjzE_947A5tGaat_u641K9YjPSRu55EMCr4rCQTxHwKzF4htUAu8LiZy4NslWmKmMc9bkrE6DW3wm_wBcFr8BbEz41LOCy4tL00_yJdul2fj_g3l2IVGYPCwZ_w54TLX9FC2ipL8Vj.FIpRyESSJjsvoMbCe79ggGFbjBIEDWcXI67zUSfBoZmYoevGrR62g1rXGaLD_bJ2XXbdLcGACI.d2ckvwR50oBFRCni_yKu3Y4xlwF7M4mPXh7MIVGCM62sLCbUQu1T9q1WkFYoBaufMrSu7RQi9ld8QRzXNTfSK0ms.G.GyQkqo2kf7_irsDzLXWUNSqjTitLkAixH2Xt6W3t08xrWi8Cp8352Kaf_BNgkLSD6FZRKuvf7W0flVRHnct8yTREnKx_UIxoWYsGZg4clovxm.DNJ8cWGV2A0eSGPDaCSsMGJ_Pho3_2d2zKFddhrHsKGYW9MQgsi4O63noKVgQV1dIkOKcTYknKaT17F2GQ0la5GcHnDAXliLpFPBQFGkr06mnl42m7elHZCrLv86SO4w_U0D77i475KhLnP0p0kZ46nA_DvBBhvQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f35e427fbbc97d';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\/5846217390?__cf_chl_rt_tk=iNCCKVwHcSCECuc5tPoLBxc5aUpRG34OtGjrAB6Lmrc-1739098957-1.0.1.1-8rS2BxKSvZZVxyna_9_oLjaL8rigMLlrFdtUnSwoe9U" + 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