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-383883434402.mit-edu.top/post/4378620591

  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-383883434402.mit-edu.top",cType: 'managed',cRay: '9110ce97dfda29bb',cH: 'uuqWucPYXxOPGWJiLHPoGtjFg6EiuOiaTrGJ8hc4.zg-1739407645-1.2.1.1-21pv4L3OOn9b5YBXBhct1vwG6vekRuH8UVJleRanpeNEWXXnSmomLPg_vBp9rSqk',cUPMDTk: "\/post\/4378620591?__cf_chl_tk=QxssbNQ7_BKOxYvplhezAt_QKshlF85XlEllHG1KdDM-1739407645-1.0.1.1-i6_NNV2E8DHmh_A_.l06BW4jDCacZcKCkKKIcY892l4",cFPWv: 'b',cITimeS: '1739407645',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4378620591?__cf_chl_f_tk=QxssbNQ7_BKOxYvplhezAt_QKshlF85XlEllHG1KdDM-1739407645-1.0.1.1-i6_NNV2E8DHmh_A_.l06BW4jDCacZcKCkKKIcY892l4",md: "24nVw03hy7dUzgkCuE6uLPEnz4PCUqAiEu_w6cdcus4-1739407645-1.2.1.1-vz4iIb9M.hYqCS_pACxMlX_TCVZMMTds4fYRLrTLIqv.oQ8tNgTyh0OZO6BSzozp3BlYH9mKhfRhU7Eu6G7pgVOyw15oUEFaUq6Fcm17kKj1bGM7QKo4MeOnHj3cBy572fZSP.ZlF6K0ivH4WVyeMAMnLDH0FlYKw2_vIjEQMHjcmBrxW7ueyd9Sajg1nGeVtgLde0VeyREq7jd4qmnVbu5PtiyDCGIKSPnyE3KJ7uXwgqwbPgDkwLiOVmsANuPnSEfgxTZw6CtHjb_e1_ZHmctHXX8yYTtkzZ7LStCYX4uKDPD8NsPH8pW8jfmWZ4XENKkqlkIZIsBnjZ.0QJWrUHeYyqDluMGlPLdLuxy2V5sNL0JR5wj_FK0A4Vo_WflWr2A18tuNwY1ryy5Axt3Es_TO60jQbuMNVjU_BfHygWpSh.E6HCYZGNih9vFi6AV85hySbeHl2.b.v09Q1z167Oyi7s6KEh0Zd70UcfTwnj8kjP57EoYVy6hizJDQa9QvGSfgfcpUGzvieP_2PNqSa03Yxl4CeeikY8M.rAg2_fMKLkzdD3mLnsS4U269F7nazOeOLKlpOa2rBZkbYPsHN3alkTLMC1I7TArZIYtQRzQMBKV2yQ_KhKBf1bGFDcXlpD8gfuadC88tfSvru4vQaW1yJz1pd_sXezuLGPsWjytOH1okqbS3Z821fxv86l04pasEqvT53GkCFmlJ6F.UcR6QoNz6wajYskSLo64vce9DLFo7q9Nnhc8_d7jQbwhqQQudYAoExpINV0KcweW8Nqr.cLdh7rjaW8_NrVMAR3m55XsgCK_XkJKa81rmMA2k.ZJ_jNkpKvcjw0xxkhdgZ5mL55RS0S1fr9seeqGfsuD0sBR6tzokS35y40p0_OX9u4ERR2j8ZtTdfd84R5pCKb8MVsan_BtS9lfPlizk68464O6M79QQ3Tl_GNUmJ7lKiUhWdj4AHkMwRjfX5N2mzbewoLEGoUmFvD5kVw9QaX5HWZgLZ2YfLt_LNZzcgjxDHbL_wRp8T53BWCT9i8UPc2zNBcizQ4vNbVc45Z4DR6aTkQV_XAQZzynnJwkjosH2gcjIc9Sd7PCLJmfR.zeeBYUsAq0PBGmZ3dr6gLBH_ipjBZZgVEwz2K5..K0CE6GuA4sKS8hRhcsvpUClnqUm9u1icl2PJG.Z1aAo1kKd.19qcERVsoD453ovJZNDlYUi2WX8Etga.HUDN7Te9BBcQDK5iGeQ_GHVrrmrJCggau6yy1cEyGKlU8zJlUacTcZ3ozFO1NmyF2qok7XRQL4FHKMrM9V6A4N6V62GAwjFSMBnya3Gv7WvKtyOpkZYnN6Oa26QZ0BDzaTf7frLL2_9SxKPCtyfSTTRGT0Pkm4sAnNUpEBnYyYx6Olp_Z0xUsCxfqaeYrxo5P_.u3LjR391zRSWg_E1d4Cjt.CxaWNezwm4CAHuM5epWvG2FMdD7Dty_fAaArEgPKL50Wmo4LIC8YZl9R0zQsyZg6PAYA6UiyGiTLnYrdStRB27aj7z4MIicTMwPGmpv9kOQGAsqJu_7UwsdcGo6BF7e0SYP0DEtSXhJ1yt_maCbhzJZ8GM5vBQXgkvAQVVIlHnsDQmpJnPoXIIRYBPOjG.Yd1in8s_t.yTJlRgorXhNs3LY4R0wPtCwkft3byZIzB9g7T3dGTQBaVDzOy_KLvaKZp9bICuFcRC_FZE6lJQ_PRylNmzqdUCBHB1w_igBUYnNwtR4DxBLJHBYsyuc72hg5zm2LnA8_PKhoV4aTehQAkJ1Y9IN69TczWbtlXzLV.JlVRpRYg3xL.6pfljWTEDeS81IDNJ_Aj_YqMR5m5lFpas9mwsmKqpIer7XW7F7b72s269L4N77i5AEEq4s4DtEwF1vXJsKBhEF46_sNcxdCAg3rDaQZdfIFJyI0eKP4mQ84kjTzFA7XV.3jFwDZ3sg8jWmfpkMA1DjmZcD0bPshmx3XXTPPQkHhYJB40Y1GPQBm_TLxW13sjVYZ.4NHuxZA6p_zgxUWejhNNir2oxDSPX_pooDce9Y0z0s3NC1X6h26ocPHyvtnjLrL3_s4oSLeJeg6_m6felcWhoK15zdZj_PbWD18xOgXAG9stR_nC2l2E0HR9gY.4GjvOXJX4THPyBVvbfuwU3d_ePy477ffb4OMtHwsXrmqIurOJTH5yxsoC.5Z4aB7XK_UmhD3FmiwXEusJZ1fT8fvxuW9l.I_jBvctl9Itt",mdrd: "MU6M_Q7.V84fbgTYuve9ZAlGq4zriRTneJuKEi6CLAM-1739407645-1.2.1.1-bvnKBnO1T3r_eqTD5y6gxrfK03l0nvwGy.aSynIPJDIuWnTUssxkkk8hfM.6Lol3MyZ8U74tnr4s8p92TjghiS.ALiHXpof.mVHNkneiIV_RoAiUPDstnnapRFidIetB6S_nhggQU7ASoXMblfVa7iT4ISlmxvUwqjuJUnWpwr2JEjCpYatJGMvOQfpi.ai1ok5zA0vNIGmjXBJiqJPbLHkg1C8ddPvc74qbNMrujKbr6EFC68JY3qmcZKKqbKDAAdaQMZ8RMTPPK1w_hNOfyuUfjpJQ_HF.0HzouL3FpeAeovlrvSamGaI.TMa4RSc64iBnIQO.cjQZwBg.XI3bmfWXGCXHPp7J6ADKzducqJrNKYTdI1xyDgJ9wmd.wJTjkhUDeqgZTJspZ123lhET0KOuximGx76fnhHQ4TL3y.CLKAT1LSYOOfTnEFiZ4HzHeSEwRsjZ2aLDR5xA_fSM1cIISmnasTXJe2A6y9yO6Zc33sN5nDZhOlJeBVq89GmJPMTX2.n7zCoPQrn4CBQoZsl9g31yVv0UizH8CBFUdhM2WvuCrbAwucDF_EM7shAfosTG1rHIIv4p7YXKEwh7YOxqitldxNqUKWlsWgaP450TgcTTG8I3Y_NIYyYy86UNp5ARFtV2qUgJr8AyoliD4vqMAhq3vUvbqnpAIAPYPnlhz8WGKCZKjsvprLbjGfNfe45_RNiB7RfvaIwmdzsRpvUt4zQbUdtgbLshmqSnF4Zv6ywdOqMmoiPxU_Zsuzmo3HD_lhchRJmVpuR8o8Uf_7v9OYYCDqbmhZcoX4ARtNo0l0QDleUhL.dUv409kcQEckDrWO1_UZBy332d9dZ4SgQ1HAKueAHahpWGXNfpLrbVBFgAOOyHwpunUSMNV0bcDm43zzzQ383dcfTVhzxT9Tr_umxEEdxYO2UBOIqn6yjVNHViyjQjlT0oF3fj9XKbrFYS9Ob51CT1e2pYNd2fNYsu803SRvscK7zTxXiKPaIaXTKB0AHatfeeROqpHS9pX13_eX3ZyJkBWaKiWFcaYo4TVnuk4tmiQrL.kUSYLJO.o07QrSlrhSt5s8lH4c3P9TOGyiwtFs2.UtjQZLqtIayJraDAv6a4l0th2I.B7HcTy.kz7sbAKLZGvycd0y2aLrumgzfAqvxR5ilIxApNgox7T9ewv2XVJRXcgGoMVkQTTfCV9r3LEWArq_vOGUha3IqLqjC.C6ElxQCfzNUXOe1zgA5Yi5mYIz0mG4LZZjHhqBvLQ8H1SSMbhTOUqX24.JdNMwTd886AUf5oBriT62AF_LH68q4ao6cdRuYTAaxSU.FadicQd3Uvjwv.TkI7WfVOuTM_2VkGJQ4pmqhFrCSBpBIicSLbbjpm.ViYFEKNBVHkWo4l1.j7bLexN_jivKEHiW.MHaclkiFcAe5_8I1YfMmtzhC29U4Aod4BiQ7trO7hIpvfTefrtrK.9tJL4NXmaU5RnK20skfLy2zwAapExIawzL9S.ty3JphUh0g2Kt4A5QziCx4RDTud_VYyGFzGLoU8lzjrmsFbivGZjRvWjzlNlvUD5K6D0MZAj4Oq76X7gYvPSTMPRb0P5xK0tOCALCXIMAIYJZKcWt_0wagXHVAw_jA6psqDoFfLmMgG.l4MFmrnvtqzz.aNyy18l7jRDHlblK41FPSj7R4s37.x2mlZwaTT8.RA7CfBYbZiW8YsA0gDIeVgqiXX_k4M4fRbiLeYazEln_rP4gb23jqfHSRNLdu2Kyk1npnd3X4Glx.3rJlCXIhcclYpnbHzu4PgDnEGTAZebIen0218eOi2Ax4MDp_iI32EXZS.N1Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110ce97dfda29bb';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\/4378620591?__cf_chl_rt_tk=QxssbNQ7_BKOxYvplhezAt_QKshlF85XlEllHG1KdDM-1739407645-1.0.1.1-i6_NNV2E8DHmh_A_.l06BW4jDCacZcKCkKKIcY892l4" + 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