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-aff77hhh0.mit-edu.top/post/1962358470

  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-aff77hhh0.mit-edu.top",cType: 'managed',cRay: '91129d52becdc55a',cH: '0alBAqsMfg1g3ofwc2CL5mP0t3woEUim.Cy1UArpYf0-1739426598-1.2.1.1-KQTT2eoOXVBu0cpvy9Ne0xUc5Jxh3yJ.ajojwXF6m5w4OBtQ.tuiPxXj_cAtBRVX',cUPMDTk: "\/post\/1962358470?__cf_chl_tk=QL3oSzqO8HqP5mbw1bKOUqTiNX5On8MWmqUMsNCASas-1739426598-1.0.1.1-9KVcA_jiC7vueVm_YaTtsQ0dbBanqLOOfxHxmAmRFqo",cFPWv: 'b',cITimeS: '1739426598',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1962358470?__cf_chl_f_tk=QL3oSzqO8HqP5mbw1bKOUqTiNX5On8MWmqUMsNCASas-1739426598-1.0.1.1-9KVcA_jiC7vueVm_YaTtsQ0dbBanqLOOfxHxmAmRFqo",md: "t_BdpeQdgjtT2xTFLitwOiaWYGesTuUjJ19YrClY_To-1739426598-1.2.1.1-VddzY_vHwq8ZmwXUP9wKrgvGhpuj4M7S3.30Q6VcUvh30sO4RAkePiN3ukfec9nVXgfYk7QOp91Q0oJkXEhNSSf1YPk.uBdh85PEcdGcDyI4EH2w7eLUlKGWQrCyC1QOtE5.dSihUFqGDN8YK7uvl6v13PjE4KugHg3BZ3B7OVze.cZI2iUCsfLucVXmklUPi2v._rJl4b4AuVqm7vCHYe5UxkXqk391RLgl7sJ4nmuC5QcdV7bNB1kT5HoFpP84v8g80w8iKhYLKQKbj6a5CbHmufSQKFVz_ghtIkW4aB3g..YlbjFSKl4tJSBICp0viu0beU79pH3m5LkGlpDasjH6esPDFyK7Nkq79.K8Zq_B23QeQ5V8hFTji9fXBTTGPnnkdyNiPfReo.nTJcK883xZCgJG_k.ZpNhFTAIrBWnNKswChd61VmEAkB6ZlCK1qcSByqOyjvIO2TpcC2EujdMFKTmmDlKzZNRo47hyXSJsnQuH_qd_O2QZfgg8_dZxv1MpR0aQBsUlWUci67wsiUdTN4igFnHs3zDBXcZZYU8jyxr_3cISuYqwocENZFGQPdlTZl_LvIEILVjGBF6LcB4S71qtb37GuT9g0qnOP23BAJmdRgK_xxgbBCx0MANiICi7pxuBnmqrm7V4RpG3UMtUui8b357R2hG2ls9n8BCsU1L4qopup1aYV1tfnKyHcOrr6JwZlJGX2GQEENTbFfwMmNgz2dv_UIW2rQLd3NuM.vmMwMaMx8nHvNIKeUnQV5UAeBX4PPSKSTrl6PqVCKdrgZ71uTEMOioD.6ywjOCoS7UE_Pn2IIbsZl3iMYZrwi7n4hNbukxOehI7epjvy3nua1rk22cZS3yB0i3R83gEV.4gPBcF7.yI0vtFrOngO1Kj.qQr8w2uWsog9H2.h_STDh0cO0JiHWj9lvG2sqmIyOmgdmtALh_pFNVWMMleAJAp9g.6NiUKePT7rWIh5_sWR1rzeeaPsiXUpjMG53WGJEEqrOKJJWI7F4qHSDY_552gr1jdv6gTJIWGrFfUAp5jeDYnt1aynh7Bxa2o6BAckilAsyLafmNGwT7wledkXNer9p83R5qbOL2Jm7dzyge.Dw.Ox9s3BrA2S6B5.yPMzgBClKqf3s9OeSTniOSDxH5W9_I3yvOZp32QvL2qynRxzRiTWG1Lwz7Y9KWbDqllDWynC0FCLaloWSYrX4_Qehhm8jVgX2HyWwcaC4iP8ztucGdXYm2im3cZKAM2PZAqDCUXwcl_4kOxZCb4UYFZpLoR574pLfnMBLTbrs8zfW9q7khVYkhgJsx4HfCo2CL17SPdcTbrSEB.lj74cb15UZGTfLEKQOcMxS5F3Ni.SoyGQ7lyxkfPojYtENezq5OIDoRF6_xur0mf67wfCIRGFHmgei74a9ZvbblH35yWdR4mfvyf8hJUvIV9mY8kV0_JUstgZKfkiOs.uSfy9lgV5dchJtQ6RkTna2q3rTgrY3N0REkGoC6HJsInbdAlr7JgvBau_77K0S.CI7zn2xBVTPq5PQsOWVD5lpOsEA7tBKxCO3.sCTufDjZ9Vf.oQhhN5Rdpjw1jOJ1wzmh3t2S655e8ua1EczIOJ5_UvbTwGbSGMQI9JIvRruswMx_5QJeSfLtQf6kLUfvhZq2O_G6wPx9HMnWYFJMe8HYQXkjtnwxRynw0tAUbVH1Ouk4iMicPdAa7EV5tGmHq1kEEwdYPA3e6WTc5y_f_5hxoZe6ynmErqVEPdSgvsXA.ZK9CHuRaa_IpgQfqOaLajOiyUGhs2PfqlSv88P4SEZYi4hAFIMLoG9ku8tWHvuH9FXRfvF80ska1rgPruiHETGz2cyTP4UFHyw_k3YTcKAVMIKNaISt6k_rSsuzm3JiMYUk510P8WKKDCisyeMLM3ecrpGqK74YdKgC5cI6rMDTBN2WS6XP5TXuZ0yK1EhWnyxl0ejI1YtyDeKTmXrzYl8tbuOwlFueMSoeUv3K8bOnai6jW2IrM6Jt_qXMrBi1BCwp3vgNVd7WlXLr1yRGmbzS7HhQMv0uC2qJ5pRg3QSPKm5huhiTMwkrdAc1v1.cgFD2a40bDJ6K_bflyCRaA6Fmf6esXtgjYJPt1RU4z9CX7_jX3qWccNA2QRgiHl.Z4WJfYpAm4.dF7Cf3t0Xf5VwWGDZNb._Mw24ZkscJFGtJj_bolaU0G9iGl9zu52iZT_bqKAq8DMIrUCL7euoHxMrum66UQ",mdrd: "c7lqn8g_pGDhkx2atli4ssP_zE9KuI9N2SUN6OXHkZk-1739426598-1.2.1.1-jRMCIxp1dTDjzFx0LLrgozblWXuAEfz_BdFBS4uAGfQLEHIKhm2ZWSOwWUmgFQ8xNxADCMIngI3X2HjmzePso9TP5H42OsOr8UlWtkg6jEbtvovEfxm.njf4z22Rg7Kz2QL.wR8zrdEh0T2b8ChRP3bscRfvLw8GOFoMv7v3v8gQsFB55aHhuKU7Z8s8ex0ZF3Zhdyo9rhhHKApXp_t6zVZmjH2dvduqRXH3Wyqud_W2AymaoMp1oJQf2AtEiuNrGjdaSV8LELyJghedw2bVb0FoDWyjHgODTXG95WCkmouWfn3XnACUNp0fXXrItp5S3hczjvtCQXwI06FO_s01ZJhsLUM5oD1rtoygTIqz90d9FCBrI2ndibXZggzHuBB5Iw5S4o2_JfW0jxx0wwgreFzN_B5Qzb7grkkAbro_RkGX7sNl_V0hKPQgwDGtkSMYknvMl69ACvBgPUQ1PqcQjn7_ZO5gv9dzsx5SDZ3.vxL9erKK7nzECAbck948pRFqdbbYuCcTxrLnebU7JHt64yFQB7BQmgVmxc3QNd1nnUArdpD4SDXn4G_YO7XZXFqpc7CQufW.Ay0fDPLpLEaWcHl.R4q0Nbrt_4Qcq9.E7tgt.xy_lIwYyI1D_WpikUFsdl60xgp87KzuoMU77MgzUizBM_K74QBwLwzrlqoKkyb7MFY2T2whQYdU90eIiPDOs2UkA2B0L16fFIBfVsbT_aughC5ziVOCtj__8YoLttb.w1WjrQGFt8Lfs3jK3lxVDJomno8UOYrIe1ZFGVo2RGcez4n6OupRk8tS9XYqv.Xv_IE0RVKNFhi9j.WJjT49U3zH31lVu6VRNcR8HYKaf1jltz5RInuuHyvYxAfk3WGQwWNpZqjtS7jt23fV_qrDYaATiiDkh4H056E2LPgC7TMUAKJ4znB2wbBsi_ITyEcMnVJu4kAkjpsLhGqKGy_aE1pq_NtSPnKZEMpaH9Ksx5.AT7ClkO.jTISU4VL5luNflwlPoUeqQoxz5PGkqYn0Nxh.8JqudHFSmVdxzWZTftyS5cDbLyioIvtNVlVcvpqFiRrw25.w_K6g3J1wFjpO3_sYtHjE0RRDrUtgvYuXrmZdIDU4h6sJ08OOjdUXTRqcrIwz.tEZbU5bKhNJfG_JT2ucoggyD45lWpn1uaQTaOrYU2kAHpoKrysHYp.Wc49sTEEUrZHr1Ih_fwe0sS5WF6b2e.jzvuIVHPrZMXQVnFdFeNJCYj6Pgr7xIVFG5VBa6vL6qhYeoz2WyH6UuLNojG9fuChobsJrtIkwnupDRtfPuvuUo1E3bimJYAuO6f2cvS8GQwOdHSTJlRlxhE.ZZEy0jHdXIluKwouv577oPhWXzFPCSj6kQ5Om5TTLyq2BomXm_UcAO3nc992Mxl1ZiJOP_UdWQrA.70DTx0loGBXP37y.q9JE7hBdcSZv8vBlE7zyzYS071SVeg99fTUssH26SEmDWlVziYJlGM9mXs45DwlZkvRnjumqvg0fcdX4hxQoPOK9UUlX.1ZOK.DRSd35a.xna7Apil35MsYzLJl4i6uWhR6jeAMRwUaucMX2RCTJFwMEVQI1u1bC4ZHCCio_mRH3kI2cWH6TLO3ITnkKV4q2OKuhDCXyP6Q.29zjerCbQuGN1zYPCxsoeDgFsdPqcG7.y3QUWy.PiCN9EO9cjZTZjXWN.DcPhDT5ykAira8qoUafHZvFDKafv_G.gEC.tCZf7eXjUPkmPwmKdDgzrP5.l_1xIv2bNliRzgAMjJ5cRM42yr.z0rT481GkcshqHLIRjp594e8Yct57gA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91129d52becdc55a';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\/1962358470?__cf_chl_rt_tk=QL3oSzqO8HqP5mbw1bKOUqTiNX5On8MWmqUMsNCASas-1739426598-1.0.1.1-9KVcA_jiC7vueVm_YaTtsQ0dbBanqLOOfxHxmAmRFqo" + 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