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-569647643124.mit-edu.top/post/4820637519

  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-569647643124.mit-edu.top",cType: 'managed',cRay: '90f3af98fe1d2024',cH: '4bQwSXXfqyAtXpbh7nQv.oTO4cSg5UxplO34Kjs0PI8-1739102288-1.2.1.1-mfGm_QpHheFLOwUhy1zeQcQ.9Dw7MKCi2II8hsdtTSHXYRj32nCjAvwiRx5xXa4Y',cUPMDTk: "\/post\/4820637519?__cf_chl_tk=0C1A.9lEeb3N5XSoCJ6prONE8h_u0f.DJoqZEgds_Dw-1739102288-1.0.1.1-q4AIPxgoIMMFInTYbwaVs.LkMPs1AlbaTc05MbdsTQ8",cFPWv: 'g',cITimeS: '1739102288',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4820637519?__cf_chl_f_tk=0C1A.9lEeb3N5XSoCJ6prONE8h_u0f.DJoqZEgds_Dw-1739102288-1.0.1.1-q4AIPxgoIMMFInTYbwaVs.LkMPs1AlbaTc05MbdsTQ8",md: "GFMaqkbF09w0wZFWc9Fs2iORjfU3EGGS62dVIk6YydI-1739102288-1.2.1.1-I8hbnNMNxPcFNxWPSupxoniBEJNvbAwaZa11xwmNq2.9RvqHpypTLCXUzIxsMkfT25WkMXVrWOv0tohEadb.YK1GmEwuW9Vyd5uly6xs2rwlscZmk0FZYiSBPntX4H.D5BGUV8_ohlcTCSBU_XMeFWAVh18cBONxknWOe0mxxnwYvpfNekfLsw3mdbZF5qKDtVIlJ7Kp2Vu2olcPy3JavBQn.cppPs6jJG4JaXDPyzTlG7A01HU0UCH0EQ75lUz7NlDu8Xpm_4AiVuVZW_o0opQ_XmMDpHXhmNPJThNpsZ72i7OkJeBe7MvLmE6IenWOOnFcbhNnr0ZyYKchMQk6cp9y5j37vDQjP3.ZaaXV2JUq8JNs.f7F6xwVMhARxkYxkh1F_Z9cbKeHl1_7ezk8LeEdqzkCtkOVlvgkAS4UIAxIVV1K5G8EZYLr20jZikOm8pMfxhWe8nJIv_5Q03i02_Gv00iUTmG9I2mDS3mqj8iMUel40EVasnyXzREz_3YZZ5qI1QB55gqNUICRwLWq0LuXzLXPdsgc91YbELnfskw_2sKYkQJdiFbGWNurLaydGMCW1UZr9Y.d.r5f__aNkyNgTVqdoIAq0ZyAFp._CcpD7BIzTR_hyc_8fLe5O57sFeJqelrqZKHeDykDFp6RshW3LXdChBMvTfYm_DFQc85fwT2U0I5Gt7GVm4xpDskemt7RQeM2GqXkYxp537Czye4IcnVcZSHuxFZnsxTNQ6hhQ38RV33hObuAHTyXx3S5aqSSig5HHx0BaY7qo.pu.O0ThpMZDkk2RpWCfuqMZI58ObcFb7ot29FFenwPKWN5mVQ9.A2Qk2ub76_2Eoo02HcbLLbcKOcEfZJaJSm0M00DG99OVeqZrHp2PG6SjAMNIhll8A8Ftx8iexk0Fot.wULJm7PKromh8ytTneoz6fOSYJotzbAmUaxYNRNo3rBh.NRAtYBeNmpXXCquZhzkEm4rfFRLpuQhOtI4j489KCdKzRyNT.6iF1Meb3Z0.cVOHoG7Xpesi3YD12zTNbb8Xgj12D1PTcAU.EhMH.snmtzCrTQxcSiCXWOkkkDTN6rsc5pr_CglPmkj587ZTA0OT2MScxtyxsntpOkzMgqOtMQx4crMvxaV49.xUgppXgPMzJolvhk8Bi2t8.vzQ8k9Tod9LBBsWVPUbtHX3JwiGcxvGTRCTEwOh2c6.stmNUikbQxKwX4AUok3BFXPP.d0REkiTfojSxUTzglZiEB8jzymMRNutwBATCWUTqXmOqPDhQDh.AvFCSDRDyabTYCUCap3kw3xxV872SSyRrBS4HZKDXnITQ8pgun1tqnjEDjHGHw0DgrYrh5ogm3dA8AUa7gVBCGXWAg6EH6ByUXLaER4w_01PJAVqrAb4js4TZ8tcGjrr5NvRmKEPHe9mZ7bcblGSASetTosD4rfAN1DTYQ7s_2BQcr2Q6M7lrhDfOqlpgsAo68BUwMI8W1oqzNFNQsKK2tKG4kqorysVl3GEvIYSD.aj068h82ZmfSlU5OoIZH8nvVqZGGoK_97lsWAL65ot0NdMUwezGMCsWP_l_2lGVuS7WrB76UJCCB10T8Ctrp1dkkgl6PGKhrJmKeKtQ9Ee1u7c5Nb5aZg.TuRcse4jMsPy9iGLl2DSkCiilQd23Al1rvKKT3J2LL6BHgrkyKdaO2EIHIv7J9qRkngSI65QvimvPWrudWpOp_Y4PwT_r9nyJ3cZdmkUq4eLzgu7XKWWN_d4ZNrtaxj4Dw.C.9P9nbJPZcOYLEaVFcWYmbgv6WCECjjn0exE0.ccf57wLqVpSJnpaA3xQw4Y0INFXzGfCuSiioLgBitpebcBg5.s9XCYD38w_Mt9tFvGz3RyAZX92.9pyx3.yePNOdX0nffIfcA.hLFJt44OM0qq30x.q3.cwjM9qEgmedlyAOJjBaITnk5x1RLOdzvn7FabgOCA9Ur21JMvINURk1TsHHgoYgUaANaDJ.QTvPDxdD2mTeh68e6NFs3EGimbp2dMrjMvtcgc_.yjFoL9ecql75zj0RaNEji7yqbpdk1Axq8P_gPJKCGb.gCWoqqcq5DVa3vedELqhROvxFNxygsaei_jAGT33kEAQmwEM5hjl5_K0mlm6gFJA059v.reguBSnELCpVzPfdYT.1nB.HFNqHNTjOtnfcBqEhbe26JAUdkzg1WL6AVJdgSyBZyZTcADclB4J84MLsdPeYLwCZhUYVo",mdrd: "m2_0cYUB9h7otaFlj0nCTckm.Lz3G71TSIIkZ3FLVkw-1739102288-1.2.1.1-8dZKWGBt_hU.WGwXpLcTsWPPwXyFdW_Ib1pUv5xhhNtzI8mYjtpEdrakzM5Ysahy5s8Cm_R778zg9Qg7MesHcrimhBwXCvN9Q6P7uxK8isAnppiQu36veFJWraOrQTxoTRusuDsVncfwEsyeGoJG_jTgUGS0BWGH2t4ypbr6SGyNQfdJ9Pk9gH6s9Y09OCGW9wTzz3RcpK8Hh1uF.EA5rXsImUvWHkn5RO6BlQ2ASorhMNQ8JxKNjFnVZeWduK2s1y5ncxO2Nn6ZeEELgu9eHOPSNtFumI6zKqSBykr1hLNS0269u3YMmNRCjySozdbFTygcK6foYBV3ADTCY9.qq2dZlaw2Uc4yl5kzzsLNCenKFvvwkpZ_UPl8xW943a7RF3Tu3S8oKIKWlSr3_YyJbFdW0so.GtHo1X8XrmV.CDNttqRdrPYki5x3ZvaP.8DyIMAO78GOoaiKerVeXTeRqjLeQQXGg2Dk5Mm57HTmziNUzEeGbrKA2a9hk0FoYIAogPeSXXjxIc6jJcxwCIYC9cYglQ.ziVrfaT7G4N5VcUA9vPGbjPqcbh1uYazb0DNpF6XG38M9TLqwEyN2.GLroFOvwzx5fEBdkjkgNLEEjPYyOdliuBPdIvKntbXuSnH9ituU6O2kRWUaXDPkaODU3iuvfXCCMqWAGQs53EJq_20Q_xj2L._4cGy0bIEprySKzukXRrBqwlw0sbGMqsVfxmbDOIcwAb.Y.x0YDxexsFT.fFS2mbikYMr77.gPjP9exk3rzhVRpkIfWMQpX_z9cwC6hV8SfrR.j2otWBFBFnAT9HkO85snlzcG2rXWizvehbF17MrPnOMPDvrJX9zedCh8lY9R9TO324WG37bf.L_tqy8_.w.lDfC_FwQH5QQiUAHFB0sQX1cHd1PFFeeYtgB.D9jv3UlhjIal.R0mc0NtwmVxKqAO3rMq1dt_TAARHrz1P35UDpDNEP6SpdS.mwJXgVOzl7wKK5lMh_CZopgZqutnNKbBw3kFZjdboVYL0xxIkaDm_rtha686WaZzxp_mwgy9AG77agbt5eApPx4Gm2xCUwO2cG1U7ccJdQL.MbQ.nAvirt6n0p6TovlXgG9MS_.TPylL._BLW2my.R_h4.9dw.bEM33QLhrZ0iAPjIzY0X6u8hvMxouJIc54vNgLAeeuXRyXlIFa8F7s0leZvpOQKVllLESwlGptwxvWGJJscNgH2Ck6Tf_iRiFhSEVUnbJhNQGdVd1NUL9IyQqni7961DY6Bz84oU4Xy0cn0L8cl1EejD_ivoL011dfiFB.HhrrKLdAR3ypNTxIQEqP9bEFvEnNxJEyQuvyS51UsRN37iO97FT88C1IBKKCBlAZPia8cydRudAzsLsQImIGc20JQw28QNGASLfHaUg09atWsy30pGZHk5mKc7c.v.4NuvlGbECjMBh8vm3kVUMR.PXdN0OKfsFOyOIhff8_7G6NygXAUqr00BYNYVWznZEONtz71887kDbxOm6nOM_n6IbNAEw770ZBIZ6uiupA6uYV7J.wssBDkJQxxIu5QKYq1hYnYFR6oTDR9k0y.TfTbgTTSrjWlWDx.Pppb.Opf4V8fc6ZYuQPQEnwF75c05n7UuLOGe7_9L0eBnApC8rOS9_TXRGQZUtg8Eoro.NRSTyxgINrHQHOlUn85OV8KbydeonswOClr8s5MM.6LtTXYxgGrGIjR6H67h0p_GWlOYZKpgxj2X8Rrr6YPn2Cj76z5A93v5LSwtfIOC4RN_zFx_7KTFJ7Ipe_utxtjD534GNxLZdZDRy6kLH7ohA88g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3af98fe1d2024';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\/4820637519?__cf_chl_rt_tk=0C1A.9lEeb3N5XSoCJ6prONE8h_u0f.DJoqZEgds_Dw-1739102288-1.0.1.1-q4AIPxgoIMMFInTYbwaVs.LkMPs1AlbaTc05MbdsTQ8" + 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