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-163451622076.mit-edu.top/post/5718023469

  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-163451622076.mit-edu.top",cType: 'managed',cRay: '910ff90bcaf8c978',cH: '1ktvyCQtQYQjsdU6ln2tvkWPCddxBaa_7qtdVLlourY-1739398898-1.2.1.1-.6wPtWLPQJ.iHQhfaskuSvD_g4sRrqrwMhxUyusA4J5JjQtbiSlho7JiuwO4.cZ4',cUPMDTk: "\/post\/5718023469?__cf_chl_tk=4T6JsTDs2jWZTlA0WXxVyWdua6QziKcNteP0qCxciLY-1739398898-1.0.1.1-.erH2lwsBBnUxEQICZL4HY81hiVhsaY52Qxs6hp62S0",cFPWv: 'b',cITimeS: '1739398898',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5718023469?__cf_chl_f_tk=4T6JsTDs2jWZTlA0WXxVyWdua6QziKcNteP0qCxciLY-1739398898-1.0.1.1-.erH2lwsBBnUxEQICZL4HY81hiVhsaY52Qxs6hp62S0",md: "hKzO0S2biJI.zZvpsED9q1Q_Ca6yLlZPT1LLC91ahZk-1739398898-1.2.1.1-hZU1HfyFQpv_1eHqC4LBF7c6WtMnVkzxoQYq4XT_IF2y_wPHS7PVv5amzH3sf9z3MI2FPv4CNnSvkgkikcvquEgWH41qh5UG49jHFLaNPfgqh_7g10jhw6LlmAULkgSlF1QLSPAVS1xMRSBsk3rHNwbpEtnSLQkVwikBdYzFd5ALEhNh0bF1Az.Gezx12EBBMPsFAubaTeEuelnICXzwP8SjdMHRBAm8VZHnZtImv_vpWPxwpRjUPbF2RqsZzp_UcvMJbznEBnrBaC1RJyC8xF4R0uTPY.WnkmSCEpnxu4vUzs16o_DPker9HKRP8cQi6dq2iBO4QZeK758tAk2Ra104kXwVExtxQgcbM4E5PvZAaJvaeSpYmvDkvXNKGPhqmi4Hu8n8dLVdL0F2i2AWBD7GomZZKgPv.lBGTvjimFUgGkekFHwIP0NbuadRqzn912va6JkIO0dCK9o8Kc6zzwUR7CUGGckMAqWltZju3R33eR7ubPb.Nqu7Vm0LMak8rm.kQfl.UcLjIJR30PGxwxFGy8EE72liedEBcnmKz3BHRcRYgLK33EL8Gfzuo7Iz6TvVSEz2YcOh7IKUnWsdJACHNJ2EzzNiiAyoAFnuyzU5CQzeeN5Bf.9SffZTtEPPoI_A_3PTnUnXF_GUsY04ioY6P4Cd.qUW6C8EaFEl113s5BjF6UdmfQeFMMfME_KlTxZPKHJT2gBF3uveWAf3KaM4uxaQOsXcb8jHSzsAn76.ET8x9zl0GRXAzRzxSavJTYE66wGGYvoHkd7Ki6e850ikkCM6KguvFaDtBL6NqgFeY31Tl9DTUCsyu.jYrtE6SZd0bZeJVpcunhxkV9V.Vcd9qOEnKRzgfxZplTKWPCIlbtSLiPwR2Z3qSgjDH9XPt4tnsehbFjAXn9FNHBPowE825obiAHCGXPT29UthaLy1hfn6iMZ8uyVwU7eCl8Pci_YNQzgJ32xxuedIkmXvPR2LvCDACXHZeGWRqrLrNlydrCqS0x3jWoKgX76aeUDGHJ0q8ErRnGpnrNncnvBnHt7Ky93qyP117f2TSLGjOABGnnN53kLcTkGl9xpd4bTudjQ2CtIOEIeeantzKMo3Ah_S8yJP.gEuil8dncUbv4HQcHAdHDtPb3P8kzMhkp561pGcroRfMCN4GLaSk6_Emfn6QIv_h7LmNTx_B04Dphc8YHW8FjKLrrCZMrC183KMlEQ4ID9bYslWjNyoBMIqMpG24URDYH.j3dWec6eY4rzF_7I523O42BpbhWFQh_Ug_xMVyPZz3.lI107ftNeKI4hemnSrlkDWKliAj7b8uUU.uXigqBhiP9BHfi8LZR1lDFswgW7t2srgDagWDzmj5X4EjDlKdjvXfJ.G8UoWMYTiVtExFm7uoKQ.tW7LCJtT1WPojLJzb7E8IFF8qwwwvlIWqFP8IJO3ug_2H3Y0E6QsItdj3SmbqHb0uwYSPN9dMyKL0XVn3_EFM9n7b3f2djtRMKuzw6aYFrihlGhRGl5mxAaApI.74cDL3C9uohMQEDsf4RhSh93OvfNtojXxY_uie9X_.Nm9qaJ6axu2YajzHDGJwuL8aWvxYZAOHWiExPA6C4Kj13ZldYSHUjzv6EbfdFW04Q9JV1odLqivdpXnfX1Ye9mfjZbfVPyUGmDUv7Th0Esct0k6Q.BvmeqFJbI7FLPfZhGfKlGX1nn9l7xGsfol1V4i.TwqDn8LnYphrZZzWECC8f8T08yo7U5Nd1JKChXEycx5h7tCYGnd2mrYC4jqUQ8JhuUFWOmBt8Utt0TAldSuy5cgDMA7SWOAuaBsUL1Bgjtkp9KwyVPL1FySyzcSD1ao_5ehE6eJdRpPdJPu0QGNaSocXnlHbcJmlyy1tXIy8BG2M3xLqJa2LVh3fsK25WtD.lMf1m9uifD.Zknj0sMh4Dl.Xeq_uxYFcHYNw1jX5hmnnZ27yV_7qsQLCx.Wkj_4QBcFbiqTPaX39ClAAi1IAkr.jY8YibclwSgXmuM7IZyM9NBzshpidsTGpJYoIIkxbjPLLVS9P05eFUDDwtYZ5LZ8ufE.Fm0NdP9Hlh5EyvNvSwabgzBZu7gst1V6nWw7c9znoZQWC3xC29n8HrmwSi.WSNEGW2Oqja949r4HjW4jFgy1eQMdXfhC1jL1o34lgT8wv5wJH8HUuYGP3V1RDjt7nttb8AxvPOD5PGSU.QdsBbqULIq_ctebiZNAZY3LOJOwl8RjpxlW",mdrd: "A0gml1TwDb1RqAtXVWp9MGuAimlA1XJ5FkrKxj4e8S4-1739398898-1.2.1.1-S3aNPm19ceVoo67ic6GnSMtHjHy82C2H2nzc8KNZj6w1AjMFfUCymt.eLcSqGGatQ1O5YOwMjLVjzaMnL5M4VIWIIQnYTiBirHxA7CU0sOlKs9cLR8wL7wz7uZkqWltlUSxzGm8gmrxAomKKno3UcsS7uCEWVkT8LX8JpdVV4OcEZas5o6lAz6qjXQCPRzJngORuQBpTS60nZotOUWvWvyx0Ifo1I.R8lI3DNoCc4YLrV8YQAivL7_AfKLjAgb3YpJgmCX.Y2RRUCWyk.5Gl6LFRAZHxtRxQI3NwQxrjGc1LTAHdOEyTK2c2S7hHtfUWNiX9S1yAOx.0sxURi6V01HGfJtEKLTjwWqwYxNPGMH9t0_H1wDrs1J6mt.HA9R.MjOmWU_K4Fp_.bRn6QAeW9BvlVhSMQUyiXGBEDBVFeMhgeCAPj2DKqEX6tRWDe4vz3yP9VoZ2rdwEFXg0jxEZsYMelrYwlES2NoDIli9TWRexBfUuLvwoT6yeN7EWet41uJOH09bZFNQDvJASr0IOJQsFE5zn6RqkfWhdn2aH0s1ztKpQmCx3Ld_kORRauguBtkP1QTRKLwOAF8rSpwvCFQ9HLXA7Pq8Yu7Rpeb.gIWZWbB8rDqQqqR5WJYPUIHjJ9vwGdrwdeQ.tOyau_8gD.6OwRCqko7uPc1fGPLhiTEd4n0iY0E29FQkJM17VMcuLSB73YXm3O1B3bGLDhfCKvIkPcIozwx_3e9dExx12wWR0YllRP3Qzs9n.hDoLngf6SwAjOeRSbnevfWMCUEXgo9ihNR4ChQmb7Q3f32NmcWf10Ou71E63bueawTKND81BgExUbeE0Rd12x4Flc.6o0djGES3Dp_C3p9U60m5BldDI1DjOtFEd335Ijp7Ai2mdDosEWh4gP9zRB1pPWd4QiXgzK6HOENQyjvuXx0m2aWrgT3p67gURpNKJV8gqpbUlw0bCge.m3S4rL9oPUuBmxM7YJhCq7UudjIkveLQpUI6jF9k5xl4BuY7Atc40foFucQTBlidMzQ_5A.3ipblVgCNCX1GvEv0xWqiM0AHHJ40NsT4Vcf9OWtqobsut4xV734BD8XQGtaHaacDCF3lV24xzu6mx7J7b8E0bT3e5MHVlbLL.NpEduSgoF.1GhugyoSmSsgJv3c4eUiLAzdluLtO0Ry8TDxDyhrzof92_GaAouw670wHI5T_uvk9yd1.XHkIV0oLn5TYzJgk_PNkjymN0Hpt_EB1lfv25E56Ffp7PieCKiMZcYlSeNXl.4qocDif5PcUWJdvABm2.8_vSLUNjkcs8f.3ot92Hnd11QXKjw755OTH.H4jwjU0wfGK2mrMoZAHDNeC.g04XV64RwuMQ5sfK2A25nALYTgSdeB8Ji6jLIQoQllrvFIW9atyeYlvm16v0VYsACBvU0cESliYP4Yh.LFKz.IRGkzQ_K32kUqdFQZth6fm3rfR8DlrUa4dyZbRnSfaAWU0P0LTrYv9KAJopTi6Vp8RI4_dHi2.DGDFzGX1qlehCq3OZX.p8IYu_wutgb16EfETrNae_hDyYBX5k0pXhuD_2i_E3OJIc4hkOVmZoobMAZa6dm39.YoidJEEwSH0n6mrOmg5O7s0L3gOkR6idpWa.Oqne_D.YtQUx6B2YCcuD1pOAoe7skO9U9b0soQKIzT1ys_pODhvCfZ7JbVKLJAgpbi16ESlmXXbm17r_tkwB_4Wm1t8rjKvhhjmZnyfJGE0snkHRPBciAPHEEOxt3KLyGm7rv0JSM0BNz50PAHS_O4yHpk.axqiLIV65Fs3nMPjxCqTcu9zYHdsrpgdAfKtpYraEZC0"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910ff90bcaf8c978';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\/5718023469?__cf_chl_rt_tk=4T6JsTDs2jWZTlA0WXxVyWdua6QziKcNteP0qCxciLY-1739398898-1.0.1.1-.erH2lwsBBnUxEQICZL4HY81hiVhsaY52Qxs6hp62S0" + 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