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-affkwoaoi.mit-edu.top/post/9638475021

  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-affkwoaoi.mit-edu.top",cType: 'managed',cRay: '90fb31cfbb0f07bf',cH: 'r4GyhCtTJDTEUPvVXXtqeii9gIogHHrwRBw7mIszOK0-1739181022-1.2.1.1-5_JrF2pD33cBsPBtFq7_3l6gi6KMdFW6ebAa8xSE6uCJ_r8BnNsmFkHuA_NeuH0t',cUPMDTk: "\/post\/9638475021?__cf_chl_tk=1ThLCWkoDMZ27oy.g5wj_35ANWJW6q8.7ZC_zXSzvd4-1739181022-1.0.1.1-11divZ.zZk5GS6BvepY0rqTz5X.zwEbrQZqohURro4k",cFPWv: 'g',cITimeS: '1739181022',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9638475021?__cf_chl_f_tk=1ThLCWkoDMZ27oy.g5wj_35ANWJW6q8.7ZC_zXSzvd4-1739181022-1.0.1.1-11divZ.zZk5GS6BvepY0rqTz5X.zwEbrQZqohURro4k",md: "MrGWgJpu9rAJRO72ixVKC3Fpwl7SmF4YgGJbKC8yCwc-1739181022-1.2.1.1-AqAkGJGLdxdRxgJ0ePVxt3_r9NsgDC.oPMifM94_bdLMPf6acGk3zpqQOAuKrtYoOMny0z72ToXPWcpTinEkSlamO2Fpz5s_DKJ9ftMczW9iv8lFbN2O9Ich4cPvkRJ9aBlBIZV691zO19v1j2HUEn2JUPs08jPJ_SdlKYQBlWlieI8RzM3fOpga_8OJQVBUrHrlCsqwehDNs.3vB82wKqx5ea9JLn9SVCOa4QlX1oQG3ZEfd11QEZ6S811MbSEZyCrX2Hk2m834FNbdLJBMQHgHvUgjDzWCdLqo2VXiEjCGCzoMMrLT72APD_lif0nhUd5.3DrPtS5YUa4gjwOEB0Gb3UI4w7pYBo81SPg9UGPJ1A6ouwovTRqtCHe5ckMxX1BpzIcANX3lqDLcAoTLqZzJugo.yQnPN5EI8Ni7nbtx0cKlBQJyA2nMj6ArBbj.kfjyKo2KtFSq87Q2EphrHckvEm_9qD4Z2xcRHuiCHkR1gMJExugHXKlAi_lkDXu.beBELXPuXD_hyRg30qPk0wUL9PzsC9F2BXYYvqL3b7Oa6CJboXCF7GUCfP7.BM3frR48kCTOIgONsRsh9ivYyq27sWt7Qz9ZMzgteLjrKyASU9ndzfYbZN35oLMEh_lkrQf6Vxjhswipu4QnWd4ZqCn8AIFuAcvXz4JhOslmCsYjf5iSKcnivCeVT0aKydDGMcHjXWEsuuD0FSvnz4sPkH9az3zrqFu1ybSQ6Eg53SoUAEEqE4EZX4Bh0PM94hHFu76lJuihPbZf7zd4L3YofR1sMMwwGDmR_3ZIYitD4AL7G48Fnp5UklixuZTpfFL0AmHX0e5xTYNFiMY.VgVehNduXntHXVRoX0AyoLNKxyUdQYHeQfVBnqZLrOMOuGL0XlJ0.emhXK1DezujGg.dQJICSelyAsVXgBgJ.cfo42bEGuTJ9h0mQSRQ3NdSGHCaDI3D.L6r2YjswfUcmcZLOTtCDebU_qtu7P72RhTNkesVuvJeUHCcQ9Txa78FBWhNManUzlCCyUxISyA0U3mYkWifR_9SyWx4aYLJas7WYURwDzE1yitOOnnXZk_Qxv42C4RUgt3QqJx3ns3TzvL58JLJ_JXDsVKdq7GT5X6K28y7.Yr0OrRy.u_qdOW8pGiqqoB_LEnnGnAK6pSHJYW.83yKLw2cvVMG4koyyezDDiBtUFu3caoN_Edw7clBmxuN0T3zEj82H5mdl7Ro8Q_d5Y2Bj_35_aTxXcW7xlhlxCXXTvLVCN8usTjQFKXPk0veaywXSaS0G_VqBYis9q0VqApTj_IRRD16aacNSa9UX9h6OS3k1KudEjbRbgm_ZdKVwM3C6XVWCUAVi3CE0_YTfVGDyHV.B2jLbYX_N39HI9bHIIJptXho_MD7XWlce085R.eH0F6Xc_S8D6FuZ2wbdmReKX6S2BbTvlIb8DswmtjkRhipwFnaouo32xGqGd3cZ4N8n8bX.Bktc7cLz6oS0HCs0iLYOgsdtj87xExy11NZ3IV5VYjJHIHjER1VBFjrjvQI9PO5DNOU0yR8uKKlqCo1Bo9omSQ_lMujhmcU..XRbnj7UKaTFkg1FDotz8yn4froGsSy2f91nJPrf0h.b4AoTJc6N93ZPrwAwHM7hNbfgGi7RXlqh4ySQUzjFfDRApTjSL8Vn9D_zG6qRpx1EKwjZYAFm8E.gDGXzJeQoIbjwG87EqststTsRIX7_f6jn9EXkONKrxOMRrGM2t4FyRS2OzPGXNLEy7F2CYnKl4ujWgOBk5iU3vXYCkA50LuMrSQlgZOiOr8cMbCqEtpcekDqZvdiAvsz6eEbMPANiG02eLCWBvXsB2ry.QAHpbdh8ldEZNCNovBFkGJGX5ur3zv7CKrTYRcRgPUNyHjCEOkJEvFe.bjJVbdfC02vAb84_Zvt1MJk0GOC8SP_eJanQPgmL5o1G3wbKtcJdV1c4fIR8FuUJsNqJvIvvXmYK2TrJ8l.xAOYfILgG9h6AUs9NXVGXruHZ8jCmhRSikrl1yKtDi._4bmPoje1ve23CqhyteAGij48Xqj.VNe7y1b5fVlOgMHREG63VILxU50fXQcPh3F4XCq7in9.BAcWjqxV1vA5J59ACc3JMGeiRsKy1Nd1BLOWI3X1vBxhdCeBZMvW08KAHNEqxVMyLHj1CKEXawK6SSQGyMCutDwf_uwXlDUcxwbBGFFHqH1Uovc4BYL6EX8HrqipxBkPZU36gmAd",mdrd: "U1do0wDZ89fcrwbCSVqCWBlWCzryu7zJjITcTYz4u7A-1739181022-1.2.1.1-1J8jwFOEE._KsCzXEV9giNapFw_FP2t_MfxIEqPN7gW_uAhqfafDjbgeIpkZCF0dkbkrnL70RF9VC_Rsk3Lpt1KtmVnUoq9h3AgZ1.MK2cSuXWStSkpjOE3ST_PcAt1Q2.pif.GQt8uZXiJYBC9XyxFa9Q1VF4nId4MrhotP0tFTTCHJ0hSGIyDRf5P0pnNGkeiWaFjKkDgXms5UEc3NFmFGmdNqK0BH2gsYdwBq1w6fqJCU9duzH7p7LUKT2K3HHqqiOgzYPhyLh_p4ICLRDwxNhlUVQ9eayr0o3lI3tJEZEjGE_P_X_4roVazBUF3QFMpgeKLiq9oiLUQXkd0YUyE5FHiWOOr5AfzoNTi__FMmz9u1HNvZpmVCW9jKUzn1XxhuJjWBm3C8nZNuPEAiKJHqDYXr028nKd4qvey.3yQx_BYbMpvJV336FtDP7laJte51.CAkdM3zF9w5rAcBf.TWQugQIe8LnwKo27cWu7D1_Cr20F19qljPwMyy.JQZlOUQGMkS9SjVdAgMlKAeTLbo.UXRsE0abNNmI1euayg2fXMrKUA5ZFxofBQHRvalFsbgfsdeOrwIoS.mu73G9XxiTA7yfu3bLT8P.GlddhtU4n.pcH5.allNdLcjt2xnAy40WzG3389kFJsh75bkev2pF9OujqedHRy.TR08QHYqkJkRGGNISdQ1yFvKFxB5HU8wYl9xybm9cNNuoDMBueGWPuCVpGv8hkLWZ9ni501tMKuMIv1bCi7f8lCU283WxQt8C8FP1autgCXqW4aMY9fgBVVmolfBQnKK5lMgNHfXIJJr5X2qiCnqyBUALx25paeNH5x1UDVvc_yZ1uXc9ORlbiSctT3BldVhW2WAgUpiRQZEFgf.56Zhw4wtkQNF707bDBusHn6QwWo2BYbUxa6WglI5t7cjFFuYizsYkbyarZDtx0fDdS0Hm1S_fdKaRzjXmm69lKZPh5tVnJEKuDsZThioDSTmslZey6K3jOVMNwbdx7nkMFpdF1dQ0deP7Hh9oeEiSf.BIIREo5q2HBoiJPfJeVxniHQ5BtCB71T08xisXIvcu8LMW36zTRhbEFCaeisVVH4veCfnBL7LbhX0AwgEVzFJQuxv4Fv5CP.YdN3NEda6W5dJbCeMY6QA_Iu.ihxHgU_MPrAWO8OhD4V_bhUAHzU.LMs9cL5Fv3.HiF2UQnI2AlNuYzmUXrrhsxj4foDUVi9fmvgYmg63EO3Kct8rgTuHqA2joMA5XYcfrJd3zgOQwzCIsixHFKlMxcN_ROLwIC.JbRCG5EnD6To5kz4PaQtdZKB1eXF1uwd2HWUug3shMg50xBn4JzidtFtPp9LJzUe3ve24xarkFH1JRz9jGu2FFbwUuOkgpm0Ppp56lC4pqsTWdXVFnuWKs9IwSD.MnQ6IPs7T3BUeMM8WTIMc.jzu8Z9j1ESWzS9.rJAa6dSKqrgwYlLsdDtQHCqcl2pewu5BNF1WgE.SL2V2wOcu0yUihZePEd4deSYmuNYPtGBJmt6mIsIkRUR2ku9PvW_pP3IelP0pj9EsKth.IEGdr.xmlOMcRraAaXMO_y.1R6X5M0EadPWS47XMrdx8dg9r5_IScArtL9hIh0LuSwR3nc50w8th_hsjpaeH2QpqnemSx0yHWWrQ2RtbpmuTnqI9SCdzaKDJ8Y1m2URfFFQ6FxbEHfR9AdyArLDQxggPwF0oUFo.D85BG.T4yjBrBoET6tY60ALzIukBi8dfH5FaVN2HH.SP9G552J7lbwxxYhnL9ymiDeoFHpLvQsvZLLnSsSIC1yUIWrFQmg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fb31cfbb0f07bf';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\/9638475021?__cf_chl_rt_tk=1ThLCWkoDMZ27oy.g5wj_35ANWJW6q8.7ZC_zXSzvd4-1739181022-1.0.1.1-11divZ.zZk5GS6BvepY0rqTz5X.zwEbrQZqohURro4k" + 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