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-704272338455.mit-edu.top/post/4217360985

  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-704272338455.mit-edu.top",cType: 'managed',cRay: '910f689f59d91786',cH: '666QD.Mr9hzTyt6sw9_lR6oCCqTnT07BS33Daqv6vMg-1739392982-1.2.1.1-0BOisgSPMcQovRxQ0RgE8vPIZcwTfcA6ZzBYLoVJH84wzZ2kSh6tDrOqyTkXqC13',cUPMDTk: "\/post\/4217360985?__cf_chl_tk=7SRTDA7J6.d6gEwCqebM7ZICmImvcl0Je_DRnBAEYbs-1739392982-1.0.1.1-tgGTop_aHO0yJpRZ5a.JGTzw_nIKycC5ugQe5dqw18s",cFPWv: 'b',cITimeS: '1739392982',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4217360985?__cf_chl_f_tk=7SRTDA7J6.d6gEwCqebM7ZICmImvcl0Je_DRnBAEYbs-1739392982-1.0.1.1-tgGTop_aHO0yJpRZ5a.JGTzw_nIKycC5ugQe5dqw18s",md: "KDRT3FxgROLzk3zGGdwWlkU7CoDWaz5Iey4ZFguoiHo-1739392982-1.2.1.1-PQGCCD0ke0Sf8Oqh__SSpYx2Vk69RDoDrCdgruAr773VvNRzpWgcEKenxcYKK8WIbMxzxYCb2HIT0VK87DaARDSxPL9Nof2B0rRYhs3ztg8O.wYtSKMNp0G9gYOlpkXpB69bQpzQkyaZPEu5Pz3D58kMYu_G65G563lIK8Z4bwvqZdytTAgl71hbOGJz4UKvEQOANUXrwtK2_rhFcY1UMimpOrGa8rZKMYYrI.j8oWEn5tRuEgm7vGs19G2EMmoheCS8JPh60wp1Ip_b7bGztCaJhKiX5cTXxuNPKnzJddUi5WEHfdnpjIY6YnNYRA2WmG5Sqoy2mqQl1pHSV3LDbl1FENvE9Th4wOgVBgqtkk1R0khmx0SITj5JGqSnnGbcIWz3RFQ8WAtYsH7FfDGylzgQNTpD68W_zn2yMeEk_FM1ssJL.cEnuEaXjmXK13rQUEOFfWs27ESX.d4x_7YZrmx8HoR35suViymGET1Ppyj4PM8n9iY2N44g2zC7E8UrkM.pXcBfY_EN6EDOHXY6P0TlWCbWN7.4eNOFFLLI2six6nBjh1O6HVBart3DPH4NvdBt51jbvsBvs8.4_blx4dySUesvv4ipsrTHpmGKgcm0dih3ep80TOpL60Y9hkXt8FPZKMNMCmxvETS_FA_w.WGjzSNfnLGQYNoeyUqnVZ0Brg6HX3_WsntZQP.tS1v27Xn3upEmixPMK.8H5tabUjFH.Sb9jYZHmxZsfzocLYxYaZqn0MdXnvBAoHl_1EoLcNWd5u0wAdS18Qn8yLIP8kegGCvENIiIp_FscaolDUdyyBoDHWGaVXycaQKiHI4bDHWixTekhMi22.xGHtHum9QDtVwPcyTBJPhh_lvVrUi_C8toGifo80_jGk8.bOsqvOITcsnzSltsSUcdPuoyU44ouwtkkZrOtfIaIyEZ8PQaBVyuLU2PRnmhln71qduqmMrr5CruXgPvVd1_dSfwwj.4otagldeX1mOgRCp2RtZoOG8KbYcRGSR849J5VkLAkAV2Rme_.CecWXOnSK6lORWaRLBsrmE5FSSANwLRT6.vY_Ugt1_x9FxL5WM3QDxh7JndZG5p95wB7PcYOYazGC3r81Xk6zjQXVmdz9Tn_RQE.5ZQlUwPr2JkUiy_G9S7d297u.oKwxzc6WZBTbQdw.IJ1sXzTE6knVatyZ1PV9cD1TX0C6j8GEMw5.zPIozdDmc8l576vw6uz0WLQTxp9_zrF3cVpTHk9AzLyqKrnhG5IawNZP3O3.7n9I5Ro.wciv7ulRqu7bIhSiQA2nuhzIpfVyhBOe5.1iz1BP3Ep9kOcZrakWcWNQ71DcGipoGQFfUPuFEMRLvLHTG0m6yvehXcU2zGjBBBMkFdTDI.oW2RfEffc5yOdI.ZAxinWe.S9wperxDDf5c6hSVNSLy73D.APwOtwJucePMNNAmIE0IVWhu1TMT4OwNhnTRKSuZT0gETHi0_RNGjYyYriY910ON62GP7SvmqEwlQqi5U28sh.BQUipGwBjw_9k7gUMdKbS_P93GLdHYQKIyJYmIQD94jE2GWn4ExuZ9tGHVcG83.D8Y2GmbvV1SdJknMPt_w.Y4uvBtB9ws_osQ1Bgvnb5cg_pcWRNirnF0ln21uU6iMwPe0fWjflI1ZB9mXrYfJg3Yca7Iez6ifSwUPXBbjkoqUnl.gKmFV8XQ3X.0nV2aFLGvpG60s7DqoBVL5MAizjPEe1kFh301UflkJdzata9TuBhf3SPxxK.U2B6fxcKspWbvDVcBdLmdOzK4ZgojTq7ICInq_xgKO.V3EFidskdgSEkfNVpAMSZFYwk.pohOB1p1l85O8DVVYrWcycxoFg_OTOH5E0OE9eZllBNqXjF7k2D3f10zlaC9u4CjDKh0ZPI4hAGOn4WPeVBjRD72VZ6LPdNrhDoCB.xCl32sMNAyE9uYKQBOKb30R6LWqwcL_LkQUSUSY5Sjd69NldrZAiDvtugFlEoyLeur_OtsN3KHVkvDL_s6qSUE.smRMQxAw8R03V78lJ8UBHOI_vuXOCxmDwNRO3vlloFxEt8k0LQzbTRNFVPB4Hc9Er6f7kLs8LwVmJXUoPAejncrMawhl8wSCZo7BtTbasQRPmPCQbVlzKy7dyXhcDpyKPKgZID33J5IlSSdITqODpGMeAHoFfilknK.qOsFrbEbs0dXX9sqvGuWvgUBR3KUrGfICnuod9enqExustELppYrBBGZ3",mdrd: "kKXf2psVS8szf4eF181p7UAvZg8v6UGUfQkFlp1qXU4-1739392982-1.2.1.1-7xqvaoLJLMccp8TyMIq16ghl2KeX9sn7wEnsf4xx6WL3vPpsQLCClI7vc1U0ecHbyBClwDLfhfAS0RcKaFFCL.ffr_U0SYXBYNHJM3DyklTLP4.D7uj_TNIeeqB4aXeGLPp5PE2qOHGtj_hwbNQcENkgrD6jiV3mRoCxRPYouYW.SzpQJyKgoQ00Cpby1K29BtRCZQYHG_coWu1oj5rI22BjBVWTQQTe6BCWjrbWuh0jK62hAKjwOx2RKwkuCQEtknm4L2ybh6jUJL_g9tJxIAze5WHwt02zrWrDxwqGuOoYBMfGAjAfd1tQiUpFF3hVpxMFPF8VMFWK72XaPHfi8k0P.b_7mk86KalyY.rsbRzqb5_TB8Qyokc1RsLCl0nRL9jc32gPKlS.pZLzY1KITMrQy5z2dx3I9kE4xfSnze0A4BcBdH.EPNWHyKuG3_.6z29q470W7A_2dxOVvbVzh3ZXhp1CqUGjO1N5BAfqJySMh0OnUreNXYkb40kpKhnG0l0Ien_TSwEM4nXfpdq9lRg5IKCpcKXAdBTuNGMSTLhBI9mMuQ4yDsJATCFku_xdN__D5h5JuyMzNlvQuu.gNs6a3bTA.6U2.kIB9f1TR68HCepKQsgzEmgtuil2P0Ah.9YOv87ODU3YAbMFjkhmUNAizK3T6YXIwJ7Lvrfupp4GDYxkiBGfFEKPZluN1kITuRuaN.PcvqI7WryAbJ_zJYcHq63LpLLP8Sdof60dCjYvCtb973IAdgpKZZrZNTahiCM7T6wBO6LfLMthQI7bcHAfJjZyeuwecwstwD4qeSjlsKk_oMtFNvsuExis2HsTOB7ScCK1hrHlh.Q7m0D0Qi1fPoS66tfHhX5RvgB5Ci6BQwdqWQZ8s0z_npUTA9vrLBG.NDveOgJSJqJJXJgm1sJjkoAOw0Ywn9NrnrJPhk0E6r5mHgwUXM3agIoIDzTprBFHuZA82s_x44zjZ7tPbkgypOozbJIxFOyZGxTpCsl28IhtjdyuK42EFBIyiF47eCl1vSW8lU7cWLueQ10u_JzMXbt9U0vIHztlAbjBpdpglX0PkbFsqP1XZcwtOAJhav.qAI7iiYNQFp1ny_QO7D1GuxH4Myd1YCFaQ4jsP3aGQcUwbbWSjm5niH8myeSsuTpxKAWnokGkaJ35IChZlBRs.dTtIYA9YZ6tqR0Dub6j7LRX1vRldtHCQ3NGOZBfuYgVqHNLjrGZIvSceEHk..NllV3pA6Fd7BocbRiadh4yOcGQmtqgMDNsK._1qF7N1n6co8I6aVq1vNEQQuSJX7J8ugegQVe2CKLsrSAHomEl21Wu4EzmLUGW4zCIMUnFjXsnvSkoDbnrpPBPt_Ikyxlpb1h2ASQSjQAXkoADRHLSfIRUx33z08pu8Mzh2fQmHb59IP2PZAUHs28KPphz4rGux4mGpLc3Gd0UHI.xAAqigjGY9uPIcAH63qYTIQrCBDzp2w7k_cxcUE8YdUcT7cOmMyQ3UkQFnWaOqhsFgXAjxxlDmNKezgAv_GNnHvwDvLAhTLTT3nA0519jRfjdDblvdnfCAO2p7A3raiN9Pe7D1SInUYRibXsqaq3aJpb_qPLkcRCoEzD8U6KJ1tQA3zWtRQzt9ITES3NxQ_R5V2ltM9lSoyfbVO9v9O3yiJzjmjnWYqMBHqAK0vyqmPg4YbkFCk8RFl8384olioIj7h1WvuVNyWdyeAcdHsAb_J1UsHZtoUuDHZ7XMWIVwK4fUf0L0jpZMx4Eo044G3ffPYM.aAomce.fpebK_3LGrY00e0GwlWFJ6VbtT16NxZIvtg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=910f689f59d91786';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\/4217360985?__cf_chl_rt_tk=7SRTDA7J6.d6gEwCqebM7ZICmImvcl0Je_DRnBAEYbs-1739392982-1.0.1.1-tgGTop_aHO0yJpRZ5a.JGTzw_nIKycC5ugQe5dqw18s" + 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