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-421653196211.mit-edu.top/post/9567184230

  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-421653196211.mit-edu.top",cType: 'managed',cRay: '9110506b6b5638a3',cH: '7p.1nUbau_.nUMENPjEVyE8vOQ_Fy4jOBeHrBW25nWE-1739402477-1.2.1.1-Twfp0ryEiO.fJdkkSV34uWXEA0SwihOAdcxZ_2zjFOeeIRsqsiWaEeFjRC7GcdFz',cUPMDTk: "\/post\/9567184230?__cf_chl_tk=kczrQGO1SSHqwV2psybHAv0zL8r0EIqMYcdKyqnkFWE-1739402477-1.0.1.1-1ZN071tmWbyBdByl3B0igWV1cHaJGcOZSFjG9t8pOKo",cFPWv: 'b',cITimeS: '1739402477',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/9567184230?__cf_chl_f_tk=kczrQGO1SSHqwV2psybHAv0zL8r0EIqMYcdKyqnkFWE-1739402477-1.0.1.1-1ZN071tmWbyBdByl3B0igWV1cHaJGcOZSFjG9t8pOKo",md: "SrhlNhUy8LzDdwNYTUgVInw0nlZz4h2Kx53Y68OOPPs-1739402477-1.2.1.1-BRYcQyTV8yorlpXuLbmdLb6l0M.kNj58hSxuNSiM.tHq8xsYjiC6a_YdepVZWyn_lXKwHN3Bm_t0DDamB4oQ.CUas9YknN.Q24kHUQLVixRk_6tnFGk76DKwFuhqpKfnPQTMB7V6_Jb4xwkE.7xNw8uhK_U.gic9O8g5SP7yNWellnyTedlaHzC9b.RX5ehlMR0PJSNceSVHn77IwoI3.9XarfcUhqY_CQYuOYXzEiDqsJe9t8SEoRDAQ.N4XfiU9pTQVQK0vvLEm6XF0PdAHJEw6PMyCZqbZG4KpqS1LUSkKOhPWr8mkp5tPaQa8uCOtuZ0vO35nPVbvp2T3ouU.nWbUXfCjSz21toRZ_Uphds9wjSm7qF1sA56Ngn7F9xW.Hi2d5D_I7gS9CqsyekyE1QDtwh0aPF1IS7O7UI0WvEXNw2LmTKzQFKUIGc_RuDILk6LCyxu.lKeRlsZZ5u6aW1FyORzixxJ14IS5bfpQKObXL4sPfe_c80.ec3V3FSMS9N3QMLJsPMJz08kBMrb8gGqqnDCz3qY95AJppKIIp0NMtzHPZUZjDlxQkCE_rvQ1MChQ2LYYVsYQNzx.9K6OQ2aKSGNrUJ7gGLKe1vI9VgeJb1NVTuMERMAblhbKB1ffAGR8..tD3657z5.paZeb0JnXTPIHXmzrNB8sTA2sSV4Nba25bGeGL0TQBwgBjeZNXemvJSs2mJh27sV5HxD_nYdNZz_Ig2dsH2rQfj6WJGQmctMZDDKIM8c3e0_dwd3m14bIPy6jYd6BDXC5npwea4MXDHp8y_SScNEyM5mI_JyypeV_pJayzJOiuC3ioJOw9p7zcY7OUtRE6odqAwdOqOVtzaUu1043p_div3ty23jFyTveCjOQ6wqqsS7glG.MC2UZGAzHf0kXd6LJvAfxtls7FIYp9pYYaPyZkjPm0vQUeON834gvlVT6m7albG41qHGdt9M2Z893OYf4TUpsiVyJ3BL25_EVKeZ94t7g2PYhC9lBm9C1qvS0oxGDrOMn9_2Aqgtadsph8p0IF44pd8MT7ZT5B8sRBUZPCXvEyflpZ8SlTKEDyXvJQUYyHDJCxbLlZc4BqHwt54evjZAoFS8vZzqvHUoANDHXGrqxWZsnPYXVcWAlx5lm0bCE.AGUM2ZD_Ny73WB1fHhKtf4w3.auBuU.VwJd8rwjPCNBoChrFK3MH3O9N3brr1hWdNuG0xU81Lg7.SQ7r24T2eDWwVVBEFCaoeFOr.hLWumVApxjrHP7yPIcG8ISSoVbyWjipTxOQFLERUC9vrzr8pVJvibiPamQLJlfgeazRzur2uO43w_pWXIdniwfD1kOHvYjI80OjZHp6PPCiC.UmfC_EDQybfmfiKR73UP7Ig2uE9Fe.Tf9fq8nCRGcNOj3oUPZV6PqGynhX5RZiZUjxHKxCLh4b5fyVH59wrX0rwVc3yPAq7ngIDX5OzNyb8knci0zPAkPiak6kQBqchlKMg.IRj7P3Z2LAqtwOTR8tzIDNSHZp1fwnl9Jb7rJNQJuUshTkbdJvWNdi_F_RzYVvoFD2IvIgpdsQDbG6.CwPAH8FTwQLiYpWSLrxhB8TXam8QkvFcKGZwapukYZGr93cR3JVMDR6SB3vipvQBWOnlion98Ga4SiYvl0M5o3vH9tHV6s3d_7gXTUf2VfIiB4HP.Y1z19CBkfPKMazlZ64XtKHVVTlCIe4DrCBaBH91T5_zrFISJwWhNCgWkhBcBnmwZo48Q9ZPoHoL2zlAgxoKZORE_bhQh9vIieaJHGcJ7vM_y_AmsBURurFNua1ZYz.zpF_LpgyGPqd2RkZECrPAcUd_hTTgIv8YGq4jraAl.kAHl2gLjVfU7KCSa5WuYRj2YXfLpiSrXCqSpvyStfQ56BaXP5WQDnc8V8Dh4cdsyjInE70scP_VOTY5amjJuNpG1rjmWjxKXfdhaHqePqUybNqfjzO97vXMnrfqMVX03AVI9cMDPuGByxtawnK5v6pLKtYmWsulsxQuX6lvE1UZdJSgo3hnqUejYyyobC5tHObM0GFxU2n.FGhMNbfIe2QxAkqF7.4FrgmrEn.mcm2JNfujgoLVdbpTqNd.wDjKt9DUrlxRhuUiwGdDKDopToyOmzrFu.MH77.AVeRlVu9.W_I6YhEg0rGpyZ4f34mlRmHqDCEgl67MNNX2MEMixDJR6unGrjD9DnEYlCu1DHBBFHiiZvQVi3OrqjAK0JHA6WNSK",mdrd: "2TBiRhH8xi_qKnqboKNqShWpPUTPxtZ3muGjURcJUTw-1739402477-1.2.1.1-Oy.lZjMmxW0DWErF6buf5KUwsWnTZM6V7bdD6F0jdVi.PkE98ZcmYmgddZgpbIALsMNCzkeUA23uKmwQOMqYWbcthF3cOgGcdtv_M5PpgBy.Yy.WytIqVGyZH26UTNfDm6y3sXM262ixucV7Y2X6oJfjdho1GdUphHuqLEzTiC_0tHj1g2U0RChwi8wsMd4OCjbWKsnpvtGC7tO.cJepTjmAMPYNTw7SEqzlkkaUBzy75zXfL8X6iuPQz79HV63vOi4RUuCRVE7DzZqzWJaVA7nkAwDQMSt9RNHKvAOUBthTRyfuXbj8ccBnYghLi9QALD5Ai88PrrfMSbn_NJvvZVTKFKRgLdym657XUNsYYqMoxGZdpPnpVqtaGRwEHSY_ru7Btl8bEUZCf9OKJ3JMvu9XqrSrT2n9ScEXTm9zZCieX9iR3q8eHHDM2P1C138zbvaP.mzMoQUDbXsnAHh3D5ICNX0nFJq96vORMec23e3cmFnBATYu43bAlDxCiF7ZWHekhTAyn6_LUybb4uVHwguCvxa.uteohMeAqk7eOhlssz9OqKpq4ODskO2JSsKeAFdPgPYPFvaXuUVxSL9IP1DMqCvutlfEOPZgV5MujqseTcRlyMwai0MxiW4tG6S.haCdQ74jY9_ifpxUbdGprAch.eqYrcCxacpCPG2GirOvMCTDKP7LOpKVmxrSgxFFYxxHUGrXCwcnRFOTv0PMOtD1tK_XhLI5N8wvP3mH0xLM7xlcWSvFCDZZmUcD1D9HQE6lKPR..AoYB2f.xwwj8lrKnFNW3tzHPARjkyGV.JC75JTgP40GQ7LgzyvZNMxNXqRm4RVS_PicrMgaf3TXzN2FMqICK0BZobP_C0e0GhaVspAZjqy0gIuh2LwrwltLM0vxbArr7ZGpRXP0TpEQanfG5OFW29k5YRaR3_exKfjuyT.1R4AXHREXx7hWNR8HMjAGPJjWJUsVad.w.ucIJf2UZ4YlqhMsT3GJQSZLtnBcmy8LoiYtpdcjRFweIEAORXfPSybhkLEj6eTdxcvVGGI0cTsZYr1k9MLwnreCyKEEKkrkroCRxgtoO72xg0mwqSQn4XFP2lCo7C5tZSfkO7n7Rj.TTacyKnES9hqfX9BR3LhX7wZGPDjw2jP1mwniw_BTSLL.g9MzKxHSOrudyl0tW5XbVEA6iNJb5SgxtiYFYYlBSYcaP60oFlBYo.CT5KKq8dRMjr9LIOK43d40_2Hb5PPSGcm283hSTvqNnebHKGlEopW_CuJvOFHOhHfxLFwzpdS1xPZJ26cnSoajIaWt5YgMUEIRfNa1qcuxU0Nr.Rqep3BWLj.WQBa2ZiHyOtqEOgSf_eZsq238lnH2zHFKKGMXAEJZZV4iEVqGMPWk4w0Ew.71YaG3vD9.ZgdsFr2h8eYzUOP701s_z3VZBcabgk71ImfMlGuf7oM1EMwa2KirbWqHKF_6l5ts26qnYvH2a3OxoCcYhKLgM_stjyQPHLIC3AJh2217sQojExa2adCCJUeA.nq4.XjrUDMrEePVd_l4F0iDkgE00JMARBL8pO2h4m.0j3Iy9lvcUc.dR2bOSJCDyjs7JBQcR.yW3oNnohgK5J3LF.iyV7S3c0u.wW7lZFr_ikriSxtlmxKEZUoRSJIhdZlyb7jd6aSfCQIfLlrtjV7u3jf21bw6NmAwC7_gYdsEcspXnezGdwUXHfYFmhkWJe.9pMJQYtmdDC7dgZOPxsAZifQIyLSAxQDhR.0XGkaC8aRMjkAFiuYye9QFY9aM4DGSUNMZ7BH6dpQeiZrfDBYbSvwGyp8GFw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110506b6b5638a3';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\/9567184230?__cf_chl_rt_tk=kczrQGO1SSHqwV2psybHAv0zL8r0EIqMYcdKyqnkFWE-1739402477-1.0.1.1-1ZN071tmWbyBdByl3B0igWV1cHaJGcOZSFjG9t8pOKo" + 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