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-791126001109.mit-edu.top/post/0251689473

  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-791126001109.mit-edu.top",cType: 'managed',cRay: '90fd101b98ee4b8a',cH: '3py3ZrGWvQoqG3EfVE2gjJKS0kVr01HkR9_kzj1HmcY-1739200613-1.2.1.1-1lL3f9BXi6ydCmpsI4AxdOU.70ntVuMPiPwjuHCVvNlPwVD_r45ntcKgfK9XYYT6',cUPMDTk: "\/post\/0251689473?__cf_chl_tk=nA6iAoBb1hhRuEABe.tvp43ZXbmtUJjHZ.CNtYLMCuc-1739200613-1.0.1.1-K.ZCthNso9XPjHR21ZzUVdA5Sjb7o4KYNJtMOXBy9v0",cFPWv: 'g',cITimeS: '1739200613',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0251689473?__cf_chl_f_tk=nA6iAoBb1hhRuEABe.tvp43ZXbmtUJjHZ.CNtYLMCuc-1739200613-1.0.1.1-K.ZCthNso9XPjHR21ZzUVdA5Sjb7o4KYNJtMOXBy9v0",md: "tZR2PWbnVBhpt7_Oc1EbpS9TqcEYM_NrLfnGiDLHxrE-1739200613-1.2.1.1-PyhRKNbjWwDuZg3iq_kjc_FzPLb9ktU1KbGe7mTCQcHYGo0NE3stJVBnSPVaeXASivTZgMeqPwnN_DesxnzQgh6R1YGmscb30SqG2wNVL.UH_sUrLUGl63_2cIiq1W0v93peooCZ9Uk9lRZDSjO7j29YDleZFceKGdGPRz.8fHqON78iGeOK_f6bkiw2IOf1bktCryQAqx_5oZRoraqPZNPu2oCeKF7ChnyL620JmmppXwbCyIM7hY6dLFhVLO.BZhLNZ7eUz.vC8oivJ9qdPdS6_FCARyYUHCm2zY91Ueld6oZfRLRCJMJXmO25zoHlwTOdeVYn0z1.M5TUfkj..1TaAFHrL5lSG9zAP9ipTfMD94xi6.AbSOtd1ry6xlhe4iLBnE8id71hDlwsW0kIO8NfXchEf7o5ECiQKby1dSwZM7_M8YVENGEtIOMui73Q0ccDhVp_2xT16PDPFtDsKwEiOFVwRnB_wQa9FQi5Hw2DrhgVhf6Pl44XZAMP3PchUw5IbWUf5ok9TvhYvUakNMN147DF.sQk.kXN477BI35.1o2XNMz3487SYYncs_QS.3Ps32oy0dzYugNPMJoCeOAHHWt8Y3F5GPhe6LoXaI9.V9SjbFCixvbuyKgec5ZMc7EBGr_6JBVQbl33fVvZR1UuyF.H2v18ZiUCljzxGm6aeKDJWy0ndIILMZo3rZAzdYnuMOb6JcPTHwPzuJ.p6TglOtKKXJbvnrJ9YfZFMDbfyW48ESKQPv8d_SMEsUpIF6mIe.hKlfe49JkHC_eiARHfYfBC8BXxTPLzUL8Yh4twcDmqFyn.O5NPQekf4tBgnmPjTgI2CZ0IJwE_AWyHcRjfSmT9O7UmuwgIUIDGKb4QP4JWlgoGdV5QrUg9Zc0k7Ig.eSN6v3GDCJx9dchKpUmbwAstrUVdKzRRcbmTMxVhkpDGtP31qFEQWqDHG479vymSyllAEAPliQYNxy9TatVU6fwY8r1emV7ARAfcjHQYC2tqf24..8wS9xx3wG9oH0KybsuPcNuquMnt7S6TJba8ou7V3_8z1VALiQgOtUtpFpWJ4oZlRbNFBgnAxzJ7hwGgcY.Hvw_vgu39GYSkLyl9tVnToYQqq48aXcZJdzi_tu7YxWFXsyccj6qZ6jd0dQRG8X85DAvEsNXX.0EBD8GtMLH3V9ZJCHliMZuYrFVkIfqng14TJpS_moYpUvckC0WySAyh8j4KyaTX4I4uBazGyZRJaqMOle7nspcNvdJPGsvia3pl9Szb9VL9k8atJLG75IY9Sg..JFMT8RTzwFy8wWqKgRM7kEWI0FaTGeTPgGH.pKhn7RkuoUX3TvBRNuPxtVOEjnILf0nye7HeMixihAesEZrWQ3WigcTYF3jtwUJbUs1ttba4owZs1tKoymJ.E.53Y6ApX2HiG74BirL3zU50TXlMvcXck8TQSj9IYh.m25l.EyPFHHuuzBrwlTOSUnCN0RithBF3NgJf5DxDnjdU2apcBg40u8X_shX9LqxWqDH5Ky.9v1PXsXRQLCER91EU3F_GTYLUdKfwXUE6jy7NmITVRrO9TYl3ldr51SJnNuZk.4wVJte_Fvx0XZDKhzfaL9TA0WSU1XtyD3ol_iaTOm0ZRWdHWUqF3EB2kBdJUE4NjKaqBDVaTkzfabZ7w3uy._xfovkl3.sGPRIIZpT1eYdXjNmSXr71qh93IR0jKinsMU47SE6TN4rL9JytTUAt_NZpzjSKkU_LzRk2r4wCwT2PRSGflfNJQcD4l2eZ8PzQLCIXIWj_35iphNErbFKX2yHDyj2ITUCp1Jnzz_NOhkktYLwTkHE43kGHpmD72D5RkiGmEVOe4OwQXyGfqM7NlawvrZUGhQ1kY5P4HuPUrLFnYkMhWkLxTHBSA22U5bpElAy32P24XqggYYoQ4Qn54XMQBehJ0l_x9TEEfdF3JiJU0hi3_hnczy4p7FkkQVMvWu5QARNeY5GDb6RvqPpH1t_fyxyvo3LSNRfPC8A8CvMqyNWvGxuBfvzGMhKTRt1CdRsPB401h5IIrgDcuEH5NPVSHBk7c_kUQkdQFPxXNtl1yD4vsb59MvomBZZVehQK9ct_SsW6dZ7fEKJZZ2M2ohh86JqvikQ4GS6m.Cd5atQGgO1fe2VZ.6O5HQ4GyiHrsf028OnzUGk0AOcMXQ9lqCM2lRL89cG773OKQXi_goVPQY1kQGQFfyk0DFS6GfH3Yaoyv8Vrejb7",mdrd: "6CfKRcKiT0_9maWj1ZCzqrPuVzJLowsZDCazR64dxmk-1739200613-1.2.1.1-HCx7tEDLOtIRXNvV7_j.Q17_pQoZ18Z_ToufiBrfISjrhT40zi5_lzvhxzwDWT8PvLQCtJ8I5mbSHGco2JIvFxv28kUc2puy0RpZMCIDMNteW_WA9vwoNkPVNGbfYT8GU2jWJbw0SApVQoV2sUpSQJ4Onn0O6F.hpLUOeWzvStZdIYFnbT1uzZbbLbGYNciwKkWYNMipix83hqZbcRke6so_Vg6MEnopnLuy_PQjl30q_UWvqPFOQ0jMNKoETDlb9McS4RFEoKwl6ko9Dod3sUHR46j58AIg4poUhTAOOJSJ19AvTmgUZVIQCbQUqQXTOAixFQxq0pQXt4QYXJuDAmp1xXa2P7oAT8KU3k4OF_afk1VF61UfP.JMkGbhAiGaJ7Y_KVR0ETCBxDQtdXhGtOLkxXCZh__SmaTqb4rw7SpSofrjA8W57dGNGDxr_kd._b5vJF8O.ts6XelhLM7E1WRIkF0JxvovWZHJIpPCj1_MyJfCjsui1C5nJy73RFc91qFq40CIp1k7dvAxnGnhvxXNSRfD7TMz03O0PJBjufqWN73khr3nOvZcZndgf57ekfuk4Es.GcugatTHq.k1e8rVswNA5Y94SvDcjNDhJRAZ7DXYsWWFdpuwzodL80sXHtLR0JMOUGNMLHwKjkGxrreNfvd4N7e088jYLsum.qLLqBDz9ttRmFtFvpSot9x92a3uqDFqqFPHKfdvl2p3ky0DmC9wRzoklbjN8wOVrWPj8a8s4knebZLxgApGmdQ0KJIOYBLarA3Zw_s6n55rS0MnbXx4PvXDfWgc5FpFyXhiM2axOGGsLkbbsXufLXkTL7Mn68fAw1FhnHT9LgiM3862Sd8qDghRmSWoZJgFFcMVx.KoOLsW80mZjz0a2mQ9WteSTI8qoIbYsVBbcfEvNZYKwi1aJEefVd28LnqcmYKWM_v9YBfr4wHhi4F1wI4ppWiN97nDftB0nJqH9qAp8_6SmYdQTx41HbiBgQBZpzmfSaSNquggi4Ah2gmANOkpeVrPvMogrs4qs9HVag4PPlsHzMqyU3JxC1vmlhRchxFtHzpB.A2TKUIJko0UQDuDeOF7zpadGCRdqzocnv9vELP_Qn1t7VbhM4zN4RKg74ZvoQ.hdTMyjthZDOXQLdcRGrAWs5H96O0x7a6msvD1Qb_WUZE7C3PijdlSSmrkb4p1EX9KFrbgSk2t4WZCW.5EvghO7ZfnjB2y__GmWSr6AE4LVSoEcW.PpDTcYyyTbIfXEMb2gH.0nHX2xQzO7LwbAbM.vlNz8H4i0OriVrpN2bEn5svTwo05ggJZuV_yZq6UbuC_Rt3OhKYA3OaJ7G_wd35ymnThefjOflQ.4qYF8UgKGdEb5MkFrV50oDoOVBQ9NvESdElxZb30zwUQVrep3kgwSYMpS2WLoLSKhlS_IgZ_CfrUHG1WKC._d_foZZPwQiHmFrHpVhNB9G39vmSmLj86EC7faNx9t0rf6DbjQziZzzBphlHNn1vT3gChDcFfpUmcbTqGV89Mh3e0cxF6iMEM4YTr62JrdS50mO3RSX6o6D9MKndGYWWPIijy123vwsIGHun2wIf3YLiBnta5NpXGzhlVJqvwqrECEbINJ1ee1DoT.97JvVAktadLQ_iqJ_KI82H6YkQeXAcLHtCr017cmzcZsOY6Ei8p5naeNhE9PFkqwu.kq..G_gL4ST8cI9aqxE05c6iH3Y5ZBGxj7kEf617xdMYek9D5.gyxk54yMpMFM1yp0svLUhkuYlN15eVJ2k7TaEpwJQQ_CS6pr.x9a_N8k7QpJfv5vK8rKmYafOZ2kpogDOPuWZp29yo"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fd101b98ee4b8a';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\/0251689473?__cf_chl_rt_tk=nA6iAoBb1hhRuEABe.tvp43ZXbmtUJjHZ.CNtYLMCuc-1739200613-1.0.1.1-K.ZCthNso9XPjHR21ZzUVdA5Sjb7o4KYNJtMOXBy9v0" + 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