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-209075000689.mit-edu.top/post/0916274853

  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-209075000689.mit-edu.top",cType: 'managed',cRay: '90f380b94f347ff1',cH: '1spSTjLPJDBG1mUWzsTQdh3uhOBGCxMPl4eMlc_odrg-1739100368-1.2.1.1-UHi7GHmYV8MZP3b4BP9TYEZIVO8Gw_O_ihBnYOtUt5eExrJaRVYmxw37Xyrx_odN',cUPMDTk: "\/post\/0916274853?__cf_chl_tk=FHl.mAxUePu_wC_I52IvxVk5b65m8SEPhwxbP.g.rpk-1739100368-1.0.1.1-_ucsf.Eojy0.ze8.RmOdj.v94odu9mZvXM538TA8bFo",cFPWv: 'g',cITimeS: '1739100368',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/0916274853?__cf_chl_f_tk=FHl.mAxUePu_wC_I52IvxVk5b65m8SEPhwxbP.g.rpk-1739100368-1.0.1.1-_ucsf.Eojy0.ze8.RmOdj.v94odu9mZvXM538TA8bFo",md: "S74CTKlXgl9hGisDlTo_88G.zSEjAsAEW.NC2DHiM.0-1739100368-1.2.1.1-7iqw.uzXSc.4kgviDZDGxpsOZOSDf4rw2Yb1m8C2IeZ4ic5q3WvPmeDNdEHZCW.4cC0.RF.Z2oNP1QbjmdwbPAYMLiQ1OeK46_ADXJem2kSrWcbuU4z0._31C9BZYvIYoHNh9lx6.GAZ7NaR2C6N2oQknjFLwRfEJeke85WlrUfROeLwsmWssP20KrChaXlJ.0fkmxCBeDiy.Bnn.5As8vVWECx82pLeRKnT9.3NgK7gSzNOC5AwhmfhGp3yH4M0f8XkSmQgAVe7Ee95nGhhmM._tk5uRmD3cxjJnVQcwuaRkosk2Ar49YeVKVkQbccGuDqLdqoZrIRk7ue2GqEk.PI9A4wHSS3z31BmIQwYDECXFBsM_Tz_rKfv50bdY8Ztaez9Y_Ux9Qn99yLkgtia7nQEi04EVm5ykqbZGcL2ixLsH5_hseXFuiA9OE0Mvk0iRsXGwYCQ.K.Vq9tlu1whuihugQO1bKni8XMoMs4Im5NWii97s4UIHUF17NtnIgNwAtYyI7..J1waLAj7274hxB4a4H82Qn9bJitTxgOCPEcw8o9oEgx98MHQd4ddgSAJgwCNiSv0w.firlLWhIgL7w0ye5KkYJYfHxOEoY0vl1WdMc4WPJwhRmBkkcqhkJ.aggE0.N2aW7YGtivEtsL0KsUcckKk2lwccbje973RmpNBBengCZXbQxiacSQzPCoKnG6ur8fWXfPmyfAIMeI83h0K6__1V0evJElXCTENzVWrNqY_cMXOIMoGBhWZk9BmVeg5oyVWdR1HEyTSguKGFEvNqY4YEfQZZzBZ6XiT3dajy5eMbJ.KgO.imcg6523LDlCJPW6yJEkSb8sfqcZJD_yKK9Wv4mUa7f7h_IG.Iqtd4e8t6vgdAmGwfLh9VK22vu3NksCcAtXeMSVAysqwx3Eeg45VG23tl_mIavM3n1fZCAW.gOGp5dpBqeVqG2GNnHbSKCc2qXVHfGUwuIRnOIjPQfK9sP0xQzH7_E0HCNr809o4dWc9wbmCEo8Wl8WX8Jq5E0jZe430PDr6PowJYcpegUYmMzJj4GkSF3hOtzuEXpZwyNaIv.uFnadT._nNajTpEnQVR5wMV0a7ctKU6UQckwxfFerSIXmM8YKW_KxVXAXdAauHxQ_VqokgFcYvZFOe3HNSr_I99W55Bb3LnTsqXY_HHXv0AacJSO21pyZJsFzCGpgpjAcxwnawSbw_Lk05z6T8Qk9p5S3BSMcLzScEW.Llb2JZdQpz16sjACCxyAq8jvdF_VV1h4Zql6cR1KKoWFQ4srUuRDlzbmDHDxUwB5hkOKEH2WjOYQRkfHFia7.g2mYz1j7J9mEYUe.WSqz9WKo38lF_r1Al.65RJvggaviHkXDTmZ_2J5q3spUGcOuSeYZ2V16gsGWdaEwl2d1bP6ZglK_jm33HiLnoCz8jS1ZfgnxqltPogLjZBc50W2E0C33UPZA5P3.mQPWTgWVq8_6MIk.qlFUj0dWpzD3DdllEO.9vyHm4Cvgh7COYgKqxhQc.JNj0.mGUDRQKTxLolpZm1UtSmWjkl5xlUMDk.OTNX4mh_AeurWJgoWe_vyaXPgiefdJkpaHmbVN3j.K2GWdxFtp9t9XvI_iTK7Q6Rohw9MYX05m8N8gO2_7VAEC_rle7rTjGaWhgHa7dCJrYNQrqSGwaRKu6Pq5L8owzOo8L4LeOp2GlrKjHuuazstjirIrGf7nomb8N8oMv.NSPYcM7nyQ10k42QaB8buLYWNVoj2jyH0pHGDoZnnsVu99MzXUQ1bM7tLUVzDLKv5JY6_O4nAqBnenbqA54.jeGwW.sLXS8TgdfR.tibatxGxFyS5OjeAdWjxDdRFnGmJj9.9XZbQnqnDvnNEE1jMD3SBJPMR0MgKMojBjDpK4pCMFVPmLG4HxwLSNWjXjGijfQ8wpqOlyQ6PsGlJbM1yEcuGz0WOgAbAMb_sPsE27agysFuWLSFw9IZvWsed3R5qebDTwz9pw39hwWZ.24H0TKRWpl7vPcKtlDmc9hB56cYp8GeSUZa7UJpjajC3cYcyT1RQq6JIBb4l6qncB_L2w7UEL2Aq_LZDqO8fKl.hWAxCX_wzQL9cUZj4zpNlzZftM_Ems5aeux24NEFG23paKQjdbsasqbm4MlpHg8y8LYVsxhset0b_NdKixxTP_6GppF0Yra3z_tWRsuHBm2PLX1iGAko6A6BNKuCubV8A9EYq6W5EJHl40Sjj5Xl0cW",mdrd: "1aV7JQcw525Y_Xficwm0Q8D0FO6TUXfLdPlNTD6Js7I-1739100368-1.2.1.1-h57IJtZibpT9AvoFbl7Fx.Z_dR.dYQA7NVhuJUkOGKg_vq4kf9QlS8_t6BmdGhfarSuArjbYjCgYYHOROwvrlbl15rPrUtj6c2XBkBGuKVrnSCDYZCmGuf09_lfSqgqLQH8_mGxXe.MaMrmwwwJ1UDbQPqYfDNwJwiElm7_GkDsau81Dacbhy3gcvMOvBjSthpg1okSniSPN8pWt1InpjxUxHI0gDHA0odXVdeHYz2g37dq2v6Uy7D0SD4GdEd_CuUWvbhzcXKJK_tk0Nf1wq3TxEgaTN3q2tVY7ZmpxuGjZB_ZyRT21.v3b7afvASJ49N2b5uUqldWB6HyRvyfTqH1OowutU086UCIMbWZal0Ely0aPgZdtOpBc0TWVeCUDklcSrtXs8BakbIhATLze_A2YpkUX8DAUGLUhBx6oAWTwEmgKhApnhiGd5iNevriczHs5x1LNeTg6iZTBK_2b7zk15xu49_qDF2ZgjvMVJunVefV6LxYi_JslxEjT3ibdg5n9SBF05rtSCyrwdf4WCZLhYLcOjG9Wm1jHPAdyvHZYF0m9pEgpYqGTUmrrp7Kubzmlr_OXA2PlraWIvQivQBzyTN3uyiHywpI8QnYUqbN_6UjGJjd.wuCGhVv2blbpiz3w9RIv7nXsxNAf_Wb9lcWJ4IIjZnCKVaXgJmq94SqaF6WLETBYbwfw1fguDQ3_SSyMC76BNajrPk0JaTM5f79eB6fVsD7xraH54G.4AUTtM.MNoQp3PzOaEuLZuyXxHvvLbklx5f7s3XSV7ihj_wPuADIq1ssv.To15Wa1vHNcdorqQghwwSp6uV8OObsgqPT85Sfh.SdUjVxImKyaDxE9NZftQfbMZ0Ze97e99cxZ2HMgVOpOHgOdcokxT3lVFi6hXAV5LvR17Ki2jGsLu6CtsJh567EgpsbNz1KguC8_uqWpJyA7qHnN_UTu6qB5OLuQEKu90ACkrzcV39r1QjJWKNXTIZWyJlyb7wldJYG_rkJ1jmFkL8PfAeYQkhIeYq7EDCBDhJjqD2aVLVzMcuOn4cM5mAqN7WqZEpKjtqyF7uNhZO2CdBafJC6SxVLzJ5I3DHF6ljnARCVRl69a7_PdT7xqEjOb4aoirjJHBSkXhchodTfPnhiFd0wq9LBffkk.KAFWmy2WG8PfKtrWVjxATFbNsnuj8mTjVDI9Tx.PmUcObpRXjUt.ZBeT9m73Gj08oy7iju09ovFQc7_JmJxEmqOBCA1M5B4kg5Q3RWdBQxZ9JpotbRGoNB7gqrLBYyWIGFRnxoxibktLS.AFZ7c9KQgpUdyDptidOp8eoLUnQf1pd0MjeNOHSbvjwKfaRDxOXIv02e3YN1GkPoGTuK66qElvMSMrqzeHFc34WmK37PO5krgnwTrhaajZh0yjZsAxX9T9MyWPACtKGkFb79yLGS4dTqhIX6s2f_NxKgceOtWoddsR_vkifXdKBTe_anZzVaaG7tm6p.WIL6_28KSuf4NhrmpxGLMb1797WIkWcy9KuY_8q4Sf_PjlFzZMUMv3CTaeVb20Jyzy528jr1t54LqLpwE_C7vksyS8GL4cUeb6tNW7toN0X7Cz6j9KEyBJgH3ktAC.OOZPYJRy98uXYpXXLmvT8ufq2JmE0mCnjnxR7_tJ_o_ZhlQe0Gq79EO3.eNm32wzKfHnacciejdNWxAoDvVRWaydRPzsufBuRVbsKOAwTp6YlxizbfSGimLObEGH47SUC9.0J7ONpiIrmIXi_vjFd6Y.l2yDwExYUoLG3WyIylrmFRTra39x3unshBx8rZqOimecYmfWZA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f380b94f347ff1';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\/0916274853?__cf_chl_rt_tk=FHl.mAxUePu_wC_I52IvxVk5b65m8SEPhwxbP.g.rpk-1739100368-1.0.1.1-_ucsf.Eojy0.ze8.RmOdj.v94odu9mZvXM538TA8bFo" + 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