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-813782858348.mit-edu.top/post/5604782193

  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-813782858348.mit-edu.top",cType: 'managed',cRay: '90f839629f5bc9b7',cH: 'm4NrR2BRHaT_PN9S2d8zqPw3mkPa7vGBfn8sPjjb5Uc-1739149875-1.2.1.1-dWeIpLHTU5RZN.oZxaFKfyfWEUm_7Ig3sGRNvljvugmlUn9yd3.E1D.K.o7EiSng',cUPMDTk: "\/post\/5604782193?__cf_chl_tk=D601DAsqLjo9gQ.QdV8NqZAub0CanJ1y_ff2P_LvDZA-1739149875-1.0.1.1-9ROxYbUsp5YlaOah9JvgQSMXOLQonyLJJap6jEO_kkE",cFPWv: 'g',cITimeS: '1739149875',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5604782193?__cf_chl_f_tk=D601DAsqLjo9gQ.QdV8NqZAub0CanJ1y_ff2P_LvDZA-1739149875-1.0.1.1-9ROxYbUsp5YlaOah9JvgQSMXOLQonyLJJap6jEO_kkE",md: "6Yo367x_FNVmqlNWWp7P6mHSkKy9uVS8jORRh5X3f0Q-1739149875-1.2.1.1-uziTCKFEVNnbGdDtvUDJbUsQy4KN2OuZk84G2lDQcNZ2exDwmP4YzJ2fyiRiYdqhqgHsRaDSIooi7HFjIeOJACWcN7fR6MdvOoCM924tKaDOGNgt4Gh_xxzYn34PyYHfKN0njTz_u68rSI8ZCncrwzo6g8aqveXkdD1lmcq.Xk3ffSIOFmtyLzlDEMBtRKbZiFabv6bGumM10SBOgLiK.PPCMl7AERtdSQbYoWTIdr9sc_jwpBvKFEMxIAK3DxwwLLyID_iiAdBUBd4KL3Oqzbl9AdaJx1CZwdpH_EvRgzxhQ_APYERP8GewJB8i0iGupPJCk6vqz88ML3O0NUgxxqwbx12ZimSbVuwBKsSZaaIft0PoRvu3iOo6ZdBiQemc.I75Uo.KKRIm9jTE9DL4L75CZShFhqIaht4zp7XqYQumoDxpKcZVJdVUOs6fkpNsPTU2tLSqnSanMH8KHxoBsFAiczEQVX2NZE_eCE2xyYNwrKLvJL1eKDrjQYTSAhsiA10.29VHC5MBz_jW0nEldHWGa8H3WjlUPahdF4tn1tyjGbcQRijpgHiw6G_bUoGuSoWymrBP2P4dJe.mNCwP9iCbyk.a.iOtk3fkB.eAumvbiEJjsrJTjpyzr2t.NwdXGoybOQXWDzkNlIA6jBtGPjgo4rHPKe_QytKfeov5CxYcawsiDEpKVEfs_DJe7sB4Dw8wW4PbtAmwGyNGstH4D4nz7XbMHn3M0YC_5uVcnfCzIJpSkhYQwq6G4Q9KPLjZ0dXyCt8LRfEhzwLyILrLvtTGkrckeCIN0Bj9mcHgf4RprlYLo3DhGIGVIHPHB8wWqOEtyNzHVs2Idc9mwZ5FQyYpN8dov_1.QU5OeTrUqMfkdXlwgthGr321UTb2qoZHdxyXkcUsK9j.yzRgSAw0zkBjKrHlQkS8ffXTEpox5d_WJHqvqlqm82XhhxU3DKX6wdEJxN_SWelGPEQaj034TC59.wL5atyxU3VwS3wQkoF012HLyAV5Qj4tbXy81tO.zfuG1kIHnVLs2dGs0t7DNIpwWBknwDkr1jDNfPEn7TDpp0pzzTA.QqSMQHnBEWLbKAPvzNXrxI0NMUc5F1G.uc73YIYp_sB3RlKUNqSR9RmQq9Iw9VXVgyYtawi1ZC1js59IdQSjdvgsjYfO.ghAZO_fUMGohV3jHoeFXem2WeOmcK8T8qYXt_F7nq9NozTPw9lO6QApvwT8sQwidwE9f7hqbHrH8VxrRaBpuS33CJo3YUoeFBUs5SpdlU_o59goD2wZnRblR3PuQ44Shqf1NP0TAxG8OtmkiAlBAjs5RXwQIejBIpBUC0kFNJYDObdqGmxySDewjKKBEH5i.ir5KdVJgNyan78AbbIgom_Kpe94BYb75zaMXZbBYSIG_AyK_TNXJseibdm2Yev00xGfgSn8o_uGjpTMZzPp_6oGRRkQYVpLbrPbCq8qgoKuGV_zTCN9CY77bkwazxjwAfhc.ihYGf6Z58kSIeN5KMmOpCP1zdbk1yh1Ke32tO9HPqF5H8RlEf_0_JGZ9KIl.wg5wtp4x.ZtvgIr_SFTvv_AwOwClU6vDvenSA9KyGg1rG4GyzcFrMhCbJejkP3wUPb8tCqsvWwcKodTe7pE9zP0w4VlL3RLLb3Huthz6gBEM90sNRNs3dKxq1FLdvR259yFM7Qoy3eRT6PYI88SbFcL3g3nbcAhCrsEbiH9Hq2Dueanc9A82Q33GDOHIl7v6CfqvI4YY84rjACrzq0ZBiUq5owa4aahOsbZvXbBq4bZdAK.NMfTT2ajlAg75HQmqpMK6GApeM84VJv2duYJE2knChP0i8ED28PB0leo_ix_4nIhbKNZ_JYt1UqA063aWZxuIJd0WOWVdsNSZXVRmnjCJFBmHM_NeHf30TY8umYWNkvHKVNPhaOUYA6VP43iMVrSWynkboZdpoVUJT63voy.Lt7cUZeKJhF0.Qm95KlWsV.O82XpT8Fr.1s8PXjGM6L7kIUd9Un4R3rgVQDwe1nUJDPg.oW5RfFj7QKQV4hSWiY7slRw5WZqRkSZNjvjFz8NcwHsl.Z54hv655vVOluuA.W3C9n95_ODPcepRNxkAuq_qHGDTva0VcpfzUMf17R0FtPphii64YbJjwXR9LgLu0RN4dDkPr6..At.x_FaczE2CBhzxAd.jmlx6Bp5pWKtqFCv35.0x3NceVY6yQR7LW3.ClEExgWhYyXZ3WKkssn.",mdrd: "CTxGuss._FtEk9qdG7T1PM9KU47bHrgmok8AplFmT_k-1739149875-1.2.1.1-PWaV8XoSiRSO5df5rZViFHYuQDFhHbUb3R2lDOaa2QEnxdYD9B6JhY38TGKG4tA6qbt8gxCP78lQ6U8TfR1vewgtcPHiOE8KUPqJ36kKOdT6BGD30u1fc4A7jbWygJYtkadB2fSBD7Ez4r7qHvkvrOvREEko3klqTCbPtzFejX_X5MTtvr05uc.BZFZSTkAGBMMybwaCuQ60DoFyLMiUoys2lo.fDCkGuU1vZEtBWCLLlDbMQdJ1oJmA2ks8XCLtdxrq4VqN2uG176oEELnHf6mRi8rxV0llwzPI5vkHPVGStkTe4Yr8_PPftBmtK9gbcPU5o1J7lS63S5iOjuQLn3Od2.QUcKpY5FELOJrAbD2w.jOULQwTymcnovG76QIZ5T87JZK6GHtIqIpxYPlRxSXs0sjdHFlUZ881qCpAp5_wLac185dcDe4eDhxw4mcz66Gv1lFgIbfNM1kik8F51PaYnJ6_sTzo4FcKvadsM_mg8g5RhU6Kj9qit0kgN0mkKWK3YBZUqXpp9UqI3cYRWTk7XtV1C4ddP2Ao9jZibPAaU.Krk2ZQ_nshhi1Zz2dLESDjVZpW7wBjJgnaLGjYxoGdBCR6QlArOqzo9_CC2fMGteQUhSLEupKu5q69x52Ff_7HwEXKnW5qBBHHloHAT_9jgzY8OZLBfrb6ykC.UtXO8pxdjEzoy4rv.cz7rFuh_h.W_OkuR3vAYB_1HIemB8GlXA73CdmHgQtY6T4K7Qm4WsWhl1EMiGEf1T8zfqS7QqFmoI.PF.cUAlMT2eyvXnK1tykNMCftMfvVBDFwII.gSTxuRp1xvlxDZ0kmhQDdM.Vzw3Yn0hW4ol8UsU.feZsERk2HRbpSp9f_Lj20ULSi_ol5z7c88bDRdsj5G1fRuwpPLh2iBmClfCrLuycip5QZY_WuVflHcHDjEbKqfuNbMpEQ8KJ2mwrc6fxF7Vbi00aXvFl4c8u8vixxPR0tykJIHo2ECub2Uvedij8Nsh4EhjKKZrkoAoSbH1ryfwWCnQ1Y0V6PRW5hPcIyJBgEVbUCK7X1GHfDRkWe55A1rkT.QGkkOePsq6gMdxo00qiGaUMEXkE5JYqPWIun3.MfjKjXu.5Hdqqj2U20t_IuVU_T2CuN2ii0wXJs8iv.USo5gkkUOI5DkXkwrVD1l4xTCaz.fjckcdvRQl19AWaQcTXj7wBMx31tJBkjQSmhbfZmOtNZmV8m.y5WB4R7gnZKiKExlcZMMXK9kk0tlqQMCHAgG_jH2o80qV.f2zSc18gY5lgR9kumYsRl5KiztCf4CcmLLEFyGzy.taWWgepPGcdhUYfKr2En3GPtUsav3hp2WpPYMeQ5aRFTTgO_y5St7Y0teOUb_K1iovd2z_qYuIJtPW7NkzlNZMY6pINpYueLF16Fh3SyiFTTkYE06WGvjUtDLO9P321HSfd5cvYEJTeuKy.WYgJ.rDCPqcMVa1lkFcNdOaFb551qhpfZGsxhOOQirRO.s7BOPokIV4WxSqeXl7AebSJzD5imzze0eY3Bg5wsd8R0DS_hMunMvsGafignWH7mWNCfR3YepVqXlIEBFxCFpBCfdACSEjwmsCaKxoAaIyhxE13kU2SoM0p.pI4ocgWmt8Hl7Ch8KcWv_giKc.aZIZwkmTSC8P0v7ce9s.ZG2iZlJgtuMQLakXsW_ulrnzedbZAqrMCqgfkI79me52rughntslK3eGzRO6Yuuhllp3bpwrDY_XcBAGPYG3_mH1D9F0sZn3lvja5uYdDVxFSoJQQIIgW76BpiV77.Qhaz7fxNiRs9M_m7OiHuso00ifAOx8rI3OOWHstSf3Y"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f839629f5bc9b7';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\/5604782193?__cf_chl_rt_tk=D601DAsqLjo9gQ.QdV8NqZAub0CanJ1y_ff2P_LvDZA-1739149875-1.0.1.1-9ROxYbUsp5YlaOah9JvgQSMXOLQonyLJJap6jEO_kkE" + 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