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-621354549509.mit-edu.top/post/3174526098

  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-621354549509.mit-edu.top",cType: 'managed',cRay: '90f7ac261cdad6a5',cH: 'aihQZf5oOdxop47vahWz4C_u5BG32WlLla1ksBbzno4-1739144090-1.2.1.1-7YyJMKXsOWr7SJt8w9ZJZkUkozPodgZJwnLcGLxX7._K06HUaJVg5sAQ7zwnmsnZ',cUPMDTk: "\/post\/3174526098?__cf_chl_tk=ruMrdKIdT4lLIdhB5o6v.4tDahust0KP7p5gr8rJ7UM-1739144090-1.0.1.1-0pemJtyG5fn5qf7_93cMYi3UJjOS1vXEwT_Loj.S3yk",cFPWv: 'g',cITimeS: '1739144090',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3174526098?__cf_chl_f_tk=ruMrdKIdT4lLIdhB5o6v.4tDahust0KP7p5gr8rJ7UM-1739144090-1.0.1.1-0pemJtyG5fn5qf7_93cMYi3UJjOS1vXEwT_Loj.S3yk",md: "_Mf07S3KkeSnjrv0rI3iDFiiiYuuyJ.jgX7zx5gn9Q0-1739144090-1.2.1.1-4nKUG_KJnCJPTG4n6DyRDabMJ791UqzOyZOYEwMJoymXTe4eyj53GrLMghq76ua_PDSsgiT_xUgxlDtOVfz4Gne_VOrGh5zfBHESeEi0d2gOeCaritKhDF4VMV8Oy43BsTQIoWhCn1kX7EC.G248eRx_qLQTSYx0TWM9XZSbNlyWpFJra7Ydh9rPCbRSZiJ91KF_sY7yY_kyONcQFDj5DfAIVC2cydAjD8IGstDk8nLlr6yTqoAxYQ5GXBLtcjb1XhsdmfvsZHL.uHKAVtIabksntFOhZlDRSzuX0K.nNoz1KCIxY6gj8Fmq0bdaFsd.bZuy8c0HI19c17u1xbdDHQ.NrRIhsZsgzZLNhfb8hu4e0tkFMTlROylCX0RFLGrJspPEuWz.5SOfgCWtF9kI.cDjYYwjCRjNaM_e44CQVoVmXGR3AyoRC1octzkHj03c2tQrxln.7k_..596sqOdmDT647OYdtCZzPZCo4TZhSnrh.5C3kCoAKAVDL2gyBunwMg9LVO2GfvpNwezjGi9ESxb3hPfvIHvEa26tF_M7w9uxmU0DgGTjx9T.nsbuTAqOmaExGhefRfn2pZiOOv.8Eu3KqUan59kGrp0U5MPs2n.cTj4_XDgiR7mIC3Ib0uMCZsfAdVl293MGUrfLjsrEkjOIEsYtoUs8oFDbsOxEzHtPBsRgM747YgW85ghFqYBIKLvPTnvvQ6.TCYEfGp4tDE9dYyOPwsvFJblVQMZNAQdNl.12u3lCwrNCXXY6PNglyyYculNSjxPxDga0g2U0z3iTDQBa64uwbELcygDYDYlKB.sST4JkhkqdSpBZFg.cygPF95OojEMpsfgzjoahenfPoS0UoibrOvzafjXFstXO6ErmkFTNdsZePOQIs6D4eZV0zOJ2t5ME875w_jxVM7t7B1kc4ERv_lYK2V1rHsDjRTvecPWkDOMxyf4mhod7w_3cuWD.Bc6AlEBJFE5BRrZTqJzfAyGzYeOFqmrQ6MZ53bgd5kks5IpRGjagWDPkwHOU1RZXCPcd2Dczbukvk5NektXnHKw8aXrcJ1YK.JTt39Sk3BK27yXA94YN2u8pONJgSKBNbCRRSS6dvC1BNdkPE2KNP9IFbohHw7iC3Dff3ucGRjz8SQKSAPNDYzTv2lVHAL1EaMQVmdiSKf9SkB4uDTZHX.jDXdSNaCv1yV0p8eMPePQApkeIlLe1V3VBeR6Jfkl44H6T46s2s1V14dBimJj5tctci0t5fLW_i7xf6K4flPencv2buqW1WkuETNZvZo0.249ScnThhFb8OT4GoPbueJOWZyosezfjQGLakEqzAbEWuH1kSTUFeftvTF4rIIvajN2HdMSjz_EyBbpkCG2g6lefyS3P_Jk8Y7iOerV_PtKCy4QDjox1O2A_6nPPMwP44DgGo4UgSJmIEOmJmKONGX8PCizD.td4BAc3u_prakscnRFGM1JF9cxCq3PqD.FHrUB29J.BlK76wbUQZxGTF16vBCcTVEV0fLeAaDmCQxCQa_pcuNC.eu33EAh6_x1lOPx7_eGCikh6INVwjeJ0pPQv62Cf3ZjU5G7yks1.3eTwOGoRI.GRGdP.qUgWxT3Uf5hvSZYY1tiQT8eizmWdwQtkYioVxyH0wbqU8PUe8IKZeOFX2T.MMCQ2b7s3OM4AaD9t4Rh0ObAJCLzbucDlZk2_0ajIfuZQkgN7ahuIU9PG5FXdjPOsMl.A16Ode6vITKsDl9PNz6wj6VvIZj3GrUU_Y0t2txREr7xEGi6W0gpiPe4NuGAXzFp3NpYjwR4o9YvMeEe2iY3xK89e5ZgcLlueEE.TNJOPjOoA6N7OB7g39i9wnWWZ56hDYJvc55knZhjK29vkFECEIrNj1EkmGTiDRfdVUgeppbLgDxb6TzNGmLlOqDvSSa3WHbtzLJwmELXmx.tVXqh6eoGGdcYsuAr1V6lxLkk3xR64fQ6xOoYI8.uEedHSJme6s.8klKDjYmN4eE2RF6f2V6PcYJyi93QoOa3lSUk9dQt_aKuJ2KmSfdNlDiCd.B.xIOfiXZIFM5JCorMLXjgQSIQRefxh70dNPwF1gGXFifUWR5rSZ1adyTPzXtvyrm1NWIGbj6vNa_ulVN_v1NI4mbIK73hopiWP6i0M103nZHqvTzN8dbVUKeyW0R.UJT6uKKefwG7_aR5m2I4fnJBJA2yeB90bUq3JwZX5PI.jkuf7d8T_PS93fqMVydwlPCF",mdrd: "B_i6DRl2HX08KPk1UmpLmK0nZT2efVuLXbm7gkG48zc-1739144090-1.2.1.1-GJTx4SsSBea0PMfEPPPFa5LeBgskOFKYtCFNX_lAx8JiuOmRcxYiduPTgJYVfNGrIjGsfU4wC3dueCQC2u7mbtvt3YRIZUvOuV._OSM1TwOOqTLATcwgbKZLLjAy36ThXC.8iArRiurK1h5h2w53tdPyTWgN2C40iSc73SuA9YnMnpel1W3RAfXsy6ZJqdpmwY71RWbY93Tvb981jTUSbDTFM_a33XXxXErv5JIEyvpGjWUWli5Y8AkjbjbmYb9oeTB5hXGNBiXeBP2UcPkv1s3b1GA6XypzmeFidk.ArA9wNnQwlHiMkgiMCOcmh5VY_ct0bWEdA3IpZKIs3HukkXkUlOOveZgF6YClhabFSF8y_.X9AuMKTtYbLo4qEwR3swGSj0vTGRnLXsslMf9hHIWBPgjSegfJL7GLrwe1_k3y205.aYZFQAwiJ4IH4oAkOYAoW4Ksfc0lYOgL0PvSuYCjGYji_KdmwvVn21VWO6ag7tCDNQadDijzPpQ6Ky.GlQ.LjIXxzhrU63POMUretbGZtFgcB0iqbSkS32ni7mXosXY8lHgDyDJmsmgpDY.GtG7OfdK5Z6z9Pa6pVtfxB8C0NiEsslml4W9DjI_ps8THn.vXKjhCFrxmLB.HIEF7q8SUtc2vtHEoxXXSYc0u65BAsK8VJE_K3CudF1pG3pgeCMe5pWl37SHM6UTmwwFrzxe7wk_y8uO_sL5ZE9uYA2KnRJiXkJyXxQ0GCMzGrhRYpY6G9YF90zIaWRpPvNGKN6333qpOwL6jNW1lfGrhxj7oEkt8o1f1N8y_dH1oaL9wg4e8JcNc09ZabpWps99ZotobP7mcdeSK5P9qjfD3n7JeHX1Qyqmn2iWouLMR71MTZD3IaZ0r6aSYZ3i_M5F5SbCnmltZyR.pZGVHI4iZmLJ_W2P8me1b4jic.DQ8LoLzJf7YQLG.v63wmomqkJjspW4eMDLMM.egsjk7giwd_n9WEaPho278XVxwPU9MRdYxF2w.rqPYfI8Mvzy3XCA1eegue_zmfbq9AR7wvQBjrRRn0Rw52y.yUV9tK5PnfZyVfBKXNwro3GP1I8OX0TRIg0LuL8CJoNHVb6tr.BtO6zA9dIxtSpmQ0kt.17X8xfVzc1deIoCIq0C.d3mbhNYinSKi8eZikxxSaOGVEk6C8FPfwN2yAczYmZUulZIeqiKrcNe5Q1QpEcuqQ3_9houAkZOTn2J6POGrszUb7D3dXCuGbB91jjEdV5qYDmADj1wWJqi6VvddqBw5i6zQNHZqa0IqPbKaspJR65lN_RGMbafquFh_J63Ef0ky7nQJH0EA_dgP61prMWX2MT50dg7DuHqZRDzOQnK1pNe_Nn5w8ic3ccQUz.GLGEAbdVaB1M4X4SMoOoFT5Ox6PUS3aCkDD8lOBJNO6Kk_JfXbkEKRiQ8W45lufKgqjDSVFTlsxozZpjGs1UgdvhHhSJWwXLo_NZEzxVF5OcHSlQ6KDKQ3Ker4fRtZ2lfAT_lO4fej6SzfA4leCweiunJyZ9tp.0mZVAEVi_iiaa_ZAopqVbmtuFn8wSIdGsTfdJgQsPnknIsXbD3zI6NqNhp1ntybdcTyPYYOFxx7StMWOfbLj7A9RSENNe5u28SpnfKq1j7mAR9rao4MzjpAAwpeKg5_dh6baou6iiAYRWwm8SACjYC1_GJ6bpAKk3d4EunTQkCpq1N4wzZQgD89tTi0re4hGGU4WihaYBdeb6OY9JoGP_Gap.olZXZoQYMvRrFPJIJslw_lWfwV6djpTJoFd.c9vJknZdULZt7Dx39H0OjaEdomEaNRd0SQXAEwLwify8uYXY8"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7ac261cdad6a5';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\/3174526098?__cf_chl_rt_tk=ruMrdKIdT4lLIdhB5o6v.4tDahust0KP7p5gr8rJ7UM-1739144090-1.0.1.1-0pemJtyG5fn5qf7_93cMYi3UJjOS1vXEwT_Loj.S3yk" + 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