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-aff2v06fr.mit-edu.top/post/3065428719

  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-aff2v06fr.mit-edu.top",cType: 'managed',cRay: '90f86e4aaeb720ba',cH: 'GPLP55P6uXWgnOaC8HvkAJ19OtDBUTvtNOJFsRFGeoc-1739152042-1.2.1.1-tmVlUG8IHBLStAEocoNaPiDSdqKqaxPWyWGwtIld5WojnY44l3mi9cuqAk9DPBT6',cUPMDTk: "\/post\/3065428719?__cf_chl_tk=1LsZF2RE3kTVln8ENi0vGybhc7aQxGdWAA05NSajEPM-1739152042-1.0.1.1-AHDD_dUWNqMQHaDwyWK50OvdXNxNFXi4uJMjD5J3TnM",cFPWv: 'g',cITimeS: '1739152042',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3065428719?__cf_chl_f_tk=1LsZF2RE3kTVln8ENi0vGybhc7aQxGdWAA05NSajEPM-1739152042-1.0.1.1-AHDD_dUWNqMQHaDwyWK50OvdXNxNFXi4uJMjD5J3TnM",md: "CT69tfs2YERsypj4UcLoZXO_LcbB5PWnhZjxb2xGGbQ-1739152042-1.2.1.1-Q.ouyr6iNrKe3d2hiMjwLYP5k0Y3nuuENLNkaWUSV8SiySaovJg9mX1ZW966q_6hoKQqw.RpUPR63FWTLcLUCgGGcUEdy1LKDekO1Wa9f5OtsxpQ1YIGNo2ZgeBsHIWVuZ_YwJCb3KEOuVebNsde62koJy2WjCBUZrQIEgshWR9IFlY78tLZs97f.vJ_3Jenz7hEg0HXuoFzoSPr7gcbSPQGdSvn9ULxNWPUfQVV.z_GvLxP2riV2Sux595s9UcW7V4htezJVRgLr8ZfBL5lHVeIKgOWZizsVORkutmn3D.wVpGDQTY3wkJAqmeNRjOpWSBJ1YIXPr7GM8uI8GOjDBBTd1WEtMDszRmp6W4dTBHLrQjwbhq5AaoeneBxThl4d98vCQQqb7AfDv3PizQDIVe0BP6WSI4pLpPSFzJveddfgQwvHU.h35Q9YmVvOQYNMHUenllVVIxhw_hAu6WHjUohtyXKv_w6m5dp3A5WrU65t7T_kbnWkzU8lHTCJUAKCA0R4mJ8eEVsMvEHbB4FwFWcci1p2EGzaPDBxWtWmeIi3tfOYMRnJNMJwZJX63QGc_rOcNce_GKmorzg9Zp2vVlbQXUaoLJIUN5IHqIjpyrkXdqFgOkGDQlCs2zz8o5XbTsofi1AFHQfaoEFswD8YScCdKn7yoRl_dftociySdb.HHZKzdcf5fuzpq_bASASfAb1.iubYR.cEiF0zyUXM6e6qnyQtnvb0LGIgehdOsF7Raj8DjKILBJeu4.GEsK14oq6rY8dl4OEmD4.81W5JlAbqdkMwHJBOn2wqiL_b2yjtAg4XD3dXrFNx5FQJLrOoakTooDENTLyZpkHc0Cx9EJ51.jp0iaYEn5Q0CtVx5MDvekKLx27z5wgOvZKHgK_kL2TCVhVjwBnxu5ochoPJwJjQ8PvZNtfrkpF92inSh7gX.t9eKvt_7pgpnRap7QgYZle9Nb_wbCzLmonEDUIxyNTvmpV2D_aDO833j3SlkWgFLsUT0BORJ9YwD0oUdzzQG72hFS38x1M4YPP3wR4p0.mgTfBlqUri3DDKUWQs2VtZ38LVsE8X0Dl67h6hzS.1WqRhH8C35Nnwza0vCRLYp3HioyfRYs._DEYXNduIjz82rnj1QqyVROVq_Z7O6K0XVE8k9TX4Xvw0e4S2B.NoMXBvqap5Jo5ZsRJeSkZX.DmuqjbTGXeLQCVywIyUKEWY8nn9gioZ_VlkT8_MiXgu_MJtxhEVGdX7_z6K0p2B5lziWBpemYyG4E6U.EzQU5LCV.QSBIHoNs3Al3Hanc3sIdnLBamF5X2QKKf7MdGoBIcOJGAqq5ID8aFyh2aR011kooGI7S6IulTHcHZob_DbEK8PDCQivmMMxGxkulhGEKOaVMUsGuNe7lpKsq6eLzo5Sb59cs.N4p1ro5BClQtFmUMKB9BIcVeErZyDREkXzzQcUP5Zl41uXMtKc.wD5Dk_rp5DJFuglAC6vizHEPG2mpNkWKS5BnDOlPO_XSeR4DwuOCAet1F7zCMIek9VeKiuXLLsu27IRoAaWGKr5j8CC3AmR_xQJsJ7boVm9TGo8q7u2ASUpiIqge34hMhknG_t6sdJxMOcz9tlPJllTljM01h7UBTdbgfZQHQirBHkX.6ddhCrtGzdNGdO8.e2eaI6YwVXF7quI22KmaNjio.dEgtOEEflglf3ejCo_tnS.pKHZ_8bo1UlD0jc3QGimoI9rRsBzDshYN9Lnq9sy1Ca6b9UoTMcLEcysVfYhjZh8V0Uso8iuHqfE8IhCBzPKAe6e1kWnH6AB5znMk6lD8Jm7M7fi3Z8ycFXMQfsxMazInRd.Ma7VXrXsta0J0C1OMrXEFFBFEAw1J9bSBoW3XLJUabgfb9RLXXCxLlGm.DK8aYlFLTafgWvDepq86gxcHPTBix_MvlP92WFUsi22miN27pdJT1YOYCMXg63.EFLz4.M4pkDf.n0ZfX4CCHGdsJNYzn1mOF7j5CCKjIBtOfLHatqj79WRvQfarzaFkEyGbhDgY.0s2e448IRNRY77EzRmJjflRysm7_MAi30Yhx09eedl3OUI6TjSRSMy2qzcGtf_yRTpnRNOYuqle.z1klDInOiET2zYEYWwbVL0lwkLMPJeY.vs9N5uUZsosF2H7Tu0a6zPPXUWodaE54DFFrRndjmk5NUdTPfph2pezvIaNC1qPMz7KtqsKR8Yy69RM6UK2shaBh75k5IPL52M.I",mdrd: "V3AdPL7pnG8DLe33aCGJm.PJnDCk8zgeFbK_ThKoiC8-1739152042-1.2.1.1-oCPNj_UwwrbqomSb8Ocduult0.n5T4F3weIE9ZjoCG1K.SL6FRJDgVhM_fFw7QPnlWR2_b7L_gpYN1cAWieInrGcNZVy6IE7MkVOdEcRb1oA0tlqQ5CpPrUx_Ck5NSDp9MHxd_AWVI1e6RpfJoGlnWJYCcpFgxCCk6ZpO3VWengaya.iZM89QibjfCHrxvQx5SyX0ujCoTTW8qlJHYd_dL9QSAc5FoXe05NzTO4FvSmOOzqbNddcQO7D_4E6Hyp4.AkZHuCuNFVfq13Wu2ZtIXhG0fzfXJWlath49x0fOR4z2EDmZSGeC56zBdE5y4gQIgFVGN9EIQH7.CwlS1aKOCFycVx25wFRl3ecl2G6M97_o9qCzfP6AhNLz.F8lTbR9DAZK46K.8_Kv4rKt1yJCofRZrKsn1KScpjA2J90o6u9IBx_UdSK0FPBe._32S0GSsjSg_nIARjr3uATgKh2yExl8MFcSGJSP1_7U8DQvEvyzrgmh7iWD7ogdix55fUgQqmYInDYeBOOPHItX7O8gY8_DK3P01DgzIPPbtv8YjGKyWoyk.HdmUZ.z7.XHJg_5JhMRQVV7DzuYzNT.r24JhNaNUuIMEvWKaGwaOCXyNT4k2W4X_IUz7JvFjdaRA3lthmcOttRIPgosljv.eOPU9xMbSWc9rB8VTVJYgsOGtAJEdijEOX1aA6s.nYn6WVIKQ7mCFk7Wah8KyMNWpSHj2t7MmRST8DOtx3T440f6Hu4t8D.X1I3bArSLwrFfMMUJ49zG2UFw4qZm6TdFgkXC7jHWSHVjyNMpHq.MAJ3fzkj_mwJdfQ_.Y9x1HtT.mkxCBd3Ggsl3VduplipIhda8D37wdctfjow1rW6GZ3HP7TJjs6.Ioa.pmGJ5Rs.uDkcFeVxxw07_oB0XHp2aLvfGhukr502w8vVvMVa9MKvolltObY4RWGMR092.duEgfJKay4DsmSw_2TYXKt1y1mPCJOmijgRjDG.h7rL8zUIWMm6icvnq5GeALd9txY3VaBEZpTunfZpG1zlGtOVUd68MX32MJWzTMwiEtZL6J6Xp25pjt_TsqC5KB27J7JqDSRntRS4CR1gu8OgMbrRi_2_kSM3HPYI1HS2DJbSgFlL7l04rHNTX6jYAT8LCcolIY9TidrSShcjjAgv2IZayPM5BIC2kFHDgbHjk4fgEbREwX560px3WbDx_hi7nZ9a0ZNeDpu6uiyq_ImL4k0lkMNN3t568.dsgdOSHNRLLowtCGOaLixinY9EP7U5w5nKUrJ4llUUGswIXxmuqYnOqzrfjDoZoVzHGtOCKRpPDpqWJBHsaQMu3iXEMqoqcP1x3NQxms1C6ppSSDDkFVIiD0kFbBVjpWYNlUCCfYHQ1aA9QAsFWE9Ucg1t_3oqBONvOpVBdZX8uGNU2MSMMmzWLt6jp5M0xQubrs1EdAiCvI_OHkwM7_Od7.85qRzvJhABu1dhsnfV02iEDwH27TgN38MnMkS.H3MGGffLBShNSI1j2Ada_h2LjiKTNe3fRGiZP24DHAhgkO3YYomTneAQe6PPTpA1qU3k76TC_7s7VywsJuKSK2tn2cj8.1_c2riYeSLEf71vBbF1.qMAtVlzw6YdPQ66Up9FzPRVkKG9sASBTjbIDBetz4GPHBnzMDVCxPsGqHxyH5E9DMxJzXTIplDOgF2aA6c4s2TnNuW93u6j3HezRRzq6qwnFec9NzFA5pOLIVHfMX5wEOvl.yXHng62HUL0dL1p0k6d1HL9EESR74PNBT94t0N8ZC3nkNEpplvHeyPMd4OFc3tjKiKB1LnloQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f86e4aaeb720ba';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\/3065428719?__cf_chl_rt_tk=1LsZF2RE3kTVln8ENi0vGybhc7aQxGdWAA05NSajEPM-1739152042-1.0.1.1-AHDD_dUWNqMQHaDwyWK50OvdXNxNFXi4uJMjD5J3TnM" + 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