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-494394476934.mit-edu.top/post/5803267149

  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-494394476934.mit-edu.top",cType: 'managed',cRay: '90fcf602fa4807e1',cH: 'jy13nD6YPuiF1NPgODcMrBV7d3wPMO5d5AMNWlurQfg-1739199544-1.2.1.1-PaEMmYO3PbCurjMvUlN0OM.Ym5eFNagJGDpHG2aGs266ebeDA3yfZ1dgzkadOI1t',cUPMDTk: "\/post\/5803267149?__cf_chl_tk=cqOC21hqxWfRBLpQFGd0klZ6hcQZwZPCGbROfepmAyM-1739199544-1.0.1.1-ClJTW7KuSHpdpVFpqr_h_t3Po6bscTnrGuepsikaQuo",cFPWv: 'g',cITimeS: '1739199544',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5803267149?__cf_chl_f_tk=cqOC21hqxWfRBLpQFGd0klZ6hcQZwZPCGbROfepmAyM-1739199544-1.0.1.1-ClJTW7KuSHpdpVFpqr_h_t3Po6bscTnrGuepsikaQuo",md: "r_7K5WH1aTpJCvOaqqqGuD_5BECvz8vgnqkHGSsuzI8-1739199544-1.2.1.1-LeMwjBYGec.yovXGT74TeVgMuPzbqV.lRR.6N88i0DUVxoaZLoxpQu1pZSauX_86E0XiiO.BApgmibdR0fL3HNYgShe2toVJBgjY1SNrbgUOI3HgLVJaNpSms7N_EPWOSYFVTrlpeL09n05kB6TO0.aC5u0L4tWMDA0d5fPyMznAdl4hElieZNq_dWZT0JKnyiSCm1iCjR8L1Lcdz8f7YaqVDWPVY8np9Kmld7RbvZvmSJUpX6yLKwKHCV2kGWkNaUDZxxw93ZWjMulb35aUAfP0DgPP.jrVUAqZhQCdL3_Q9dpTHJKVVDec.aRGAiIp5SNdAO7i7l802TjBnI4uHn3cpqzQZIxHXMYJFV7NQ8XvpQ0YOo9OKT6LCDpUObl4I3WngQKmgZmNsV3qrJo8DgpDhzZcA3nb8iiPeb3FAXwIm7pBHnXfJ6IRR3riLCbKmNcJlC4lv1m_E0XsStuT42sbV9UMyULi9O5il.eLVe1KwBtzmoOijRC5lwQF_NflTvqCHq7AOdMMcXqQzu607N1RkMZF1KXJghXKb8Qvxh3s3GQiNkJoLMhe5qhrq1WDx5tQSvPvWEYtsAsvAsfJC3lVSu41e3HWf9TCKlCjARriLwojIx3.KXRaUTit1WmZtKNNflyOcIyHBMGZUTAfiYSsUfNNQWSB7_nklM1PHg3F4.kjQlSk0wc7c5o10Gxfa7KothIJQabLbK1MuCr57407u3Ezxu324vSftGp_4BBb5MVtJ9FZxGLsM7PURYBNxRt2NzNlfSbDtZyLe7X0aKdq.ICLV9QHM9xbblHN.762QPR5dfJYhbsi7LJQzPFIvWgxq7JNJOMwYe8OdjzVd1G4xGASf0.nBIF7G1p_gi62GnIxE1ew6rVYFs4jdujEDrWtbciz8n9RAle2GJvILFrw7V2dyJGkYQsXjEvndGVPNwJh_9JUD8fzTYxsMPfS6_DgUiVx0WY91CV_B1zFcN9yacr45Z9m2cp8n0OQMtGqKF7GzVeGSlN5ohP5bpmddelLKaSB4wZ.6MoRNeJ7BTCbJBm.WhJSI6amQ0n4ILepEXN4H3ndhvYfqD1OlKf8FJ06Gn1Vb02fnSmL8YBaNKXW2gH47zgTJFb4xZFHFi3JbGYrZEiiC9R3CrTWzC9HEAYe30bK0KpCp7l8IhVRRcIUsiZ_yA0lFvxBxB6cUue3WCoZpZQyxRqZWRHIsUjcS2Vz900FzkyJepGSKo5TIf2eGvQwdPpGzwZv1DVPpLrqpVGvLY_0gj21xx4bgRbmX9rONtaPyZfb8M4NaZyaMTvwGJ3sGds4fvh3hnA7cDhyupOxQPsRRI04yvPPqjVFghpTkrlu9Eu37KvCSDahyam2dD4GUVPxGyIC0nizt5bC7kl2WGWIrAXWe41UBmYrfHoxb.6MWv4y87AT30IoTEAk2LbfC3r3Quv9Gka1XzDn9foXhGhDXVtaI2V8Sq67U5TfKH69DLfGSi7JkP625huzhXi5ZwgzuFweKNlScatmOmzeYcceigpZytvdd9ZH3gvHG4MrXmcfYV1OV87gpiRZcU9HQ.Rc8BrR6M1nhCshuZBieI2LWtIMhqdsbuSikmgvXuWdoudh4JGHV8uCMyimoXMYpNV.TILvJ.L7A1wd4TUnG.Euhp0qEGNFPnYQbbXB.l.9McJsTTAjJ1qWyCAcdbP.xgno1PqvibOihWwqldXIgFopDCHrKrKX2CRG_2KqRpBGmQsMrQwisfRNVigHIjMs6LOOjD3RYDJnE0t0bE5roqqAAp9NwvTQ1q.k18OWOHhVz5KXIr_MvC_4T.TBT5AO6bsYK0gVDClzE39zkhvr.iMzVeuNnIuNHG4.fsxRNIFbEnRHtvLqELSihjPrKuklajx_.xeulr8dttSq_U4.bjYV9V5k.oMADwzLQgArqmA.pxanN4I236WpqFQw3YrkcBh_40rHaUFDmR2Wqqt3.7fKk8hhFB1NcI1MOefydaUJf39S9AjP6sQTOH5byZgumFQ9OdHEcVvixoC7XdTb3TO3wxSdgJ8zIMxXtu.iRFHtjDlDK133FGm7SgVOt0AkOR7C.HkOnzx27J7e1B53f04eW8_q7A48Ed6p5vKeX4f29pQjkS3kYp7E9a8Wiy20zBPI2WkFbfawIaBdTGVNdlrGd5F44wxgHCNQRD_4rF4O9lMLpd23C.poIgHZTZ7mYWRJ_jEyyuzB.Kg440APY_gOp7PUG63LLcUT",mdrd: "beoka0WTvvfc6yvNOc3BBVGNmGeH3bU.LHtfoSe11vw-1739199544-1.2.1.1-9Yr1lLZV4eypOrWkphILgGd.d7XrExLTu.tfMHVITrgTcK9YRQgCkcHgYfit_gABeapsRh_ECk3MKy5fslDtNxxNVOVA.yTdZlYUM.oVqPGaTLrdyvy13XS_Hn69XnGYqSVUaIezbrR4v7.kXqvFtaODXsYIDm2KHCCDUahRBU7kXBAOLAMY30EGWc6C.Co1N2O3AwF82IVbFlCPo6axr1gYnYHZdcK66LuRy5RP_1manl9fnpnwXvN1Z8LFFVTSc9t3faMV4e.r.8u1H8BOpGKz.toui0WoZuzlnkXHlW58KlRfxFpzq_5wJc89fjZsm5zkFZaNmF.1YMs9a_PNqs_QrtbBlpVSBTlQwzorGtOCPrll2fTxuqaoLC5zp_oMBIA.tzbbuQsGcJ53ojTENtlQy_aqb6qRlYKYptIcQeF11Korztih.CCoKh9fbCiIHryYfl.EeR3tqGOa_aHqgjEfrHXGLGNnRJ2TdqXb_EkAX8WSjQxk0yPT7gF4Vcld9LO50nf7RS9P2L4oebZte5wEjS5_4fgazTDQOa9_ekL7zJndy.DdaeVBEs6QiVkVbI5qE6Sl3_G126ufAafrPIW9It8c4X6HD17O2y1NgbhvejGrcNHFcsQUGn3f2ZJRN6zepPQLqK_5KSsQ1Cs2lIUXlw_gdS0_mJn6Ihaa8r4knBBzPQrPCvsyxsSe70sDgI9j4YpFc4cuIGh68aVWlfEEFeOgLGo2YS7yurfcmsVeWdTegDsfkxqaftZBRdX0TtjvRChwLw5PJpWov5gMM_jGmoDu8KF2Kyf7nEyHbrg4vL3WaC7OqjSesVzr00ueg03WIXPLo5lvnbU0hTPW3tvBRRoj1kQuS.epj.DqwtyO8pFINCe.7qoeLojukF1tnKLBOSDkWbUPxIhnl6rST5QaA2RQq7I30HKEnHy6ejhmcAme6_EL_5fgQNe_CEyLG8opZ23vrrsLI.iw0IRB2hqtfX1b7hOOUt5dDXqQDvMq7wTgZofaU0cx2Xwmns1mjH0MtM1jLMgNplDy_GdegCQQoDCUmSPRqW0kOfvx1fAB0qNuEdGQStlpKGz0T8dVcW972NIULNXl3UvQsS3DxI84DKuz_2hugXWAcoMT.MrqWcdo6ERHW.Q45r3p5OwVceH6a5skX1NmLfvJth.r3_GOnAuyZF_c0lSFT.iR0b9M4ro79oSoslTL7kotRk7F0vvTHWeRd46G7Fdt1KCdoC5LTc6NIRlyBIXrDsAOfQv.gvd6wXVUzAfHXNZCARuMEOlXt3PQiXFBkj92f_3dSMWl48jIqkReERJfz2NNBVROOdTrL4uYWb8YZlBif8l9jI9_XK5rOOAr9DwTT6f.zIz8neJEe_ZgPTNtDjvh6V6maFph213RfrYAVwsU3.6HX8uaKnvzAdd3mBBnDYYRsn8LcMkYWlCbwRWkza2iKjCq6kftzUtsIwUa2J5134mx7fCJiQDjZSmCq80blwGfiFxTUMpaq95OqcsYqNa3YPHqdZQOYMH7liVUhGTYTP1uoCzj0HJzspwxpQRkg2c.6R7GnfDzRkrYa1zTAJ3S4Hzz.9E3H1PskIyzcwmsO17fzTKA1RXd0cjqXdT8QluXI0spmV.9BzzPdO4nPNuZ384fdpx5jdJW0KPWsXZkeQ8156LI7R9kEvod_QfoRHXZUPGhRD0wYS9eo85JHvzoI_SOrqjLndtKiZlf_rXlFhA9acfpcIyIVtz3H.ehWJW5jiwqyk8Hr.3qqMe8sax2kfjLwgcMs_.F_f3G_wqo9xCN02VpGEBFpdIAv77rtuF3JF5kjuGlg9mGonxu_.kO8dE"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fcf602fa4807e1';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\/5803267149?__cf_chl_rt_tk=cqOC21hqxWfRBLpQFGd0klZ6hcQZwZPCGbROfepmAyM-1739199544-1.0.1.1-ClJTW7KuSHpdpVFpqr_h_t3Po6bscTnrGuepsikaQuo" + 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