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-401584077803.mit-edu.top/post/7465038921

  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-401584077803.mit-edu.top",cType: 'managed',cRay: '90f64e7bbb422431',cH: 'OC2K4I_P_vxqUTq.F1n.9WUE90mldh5_0lwn.K.kGA8-1739129768-1.2.1.1-_roACgdHza3diWr_1ysO2toRMmLDpbvHvditxw8tNBiBYikyxatmXbdAgl6nfROC',cUPMDTk: "\/post\/7465038921?__cf_chl_tk=E2kbGZz3DsEoAKRt6Gu1wZRyAT91JweQBqNUsFrrVn8-1739129768-1.0.1.1-LeMiF09smdgOVMEU_vzA9BUyFAjL9vNQZFdriF96XKg",cFPWv: 'g',cITimeS: '1739129768',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/7465038921?__cf_chl_f_tk=E2kbGZz3DsEoAKRt6Gu1wZRyAT91JweQBqNUsFrrVn8-1739129768-1.0.1.1-LeMiF09smdgOVMEU_vzA9BUyFAjL9vNQZFdriF96XKg",md: "RHILe3AUSwPAVs_VEl1F1qJ9uo8IEKQOWrGRPNyRUUg-1739129768-1.2.1.1-K1mm5fhayMlaIHYaTuXuKdgG36m5YG3LgOT5rKAWQfUKQ7aHNR4dXC7Caae0USNA24s_h2V80AQ1dV.shcH1dmyBHIr0boqYcMQTgPZNZJ2OrDTMWgaRohtTxDBP6yw1yEp33vau2b3OZdAPdeCbzi3VPXikoJ4Whhu_mprRtuHxSU2P2FltTygHfqDkAtji0OqR1wfiPyDJjuBuP0PklYjcizttCiMYe_UM3AHEPii8HALX.6dAePTNSentB3qgVc7zIfI_exqcTvJH3Y7H.63urdp5REWTi0LWrzPlgPh0Bn0mpgFTXteRO2tWUl7Zr_5qVxEy8Npz4C1j9kIDFB6ir_iu3qBZU1o5eiA3Z3pcggLsfAjoP87i68JIBihk7_3.zo3yxdJ4GGKVm4SB.K3FDaMnRYRefwgIi4FCv2F2MHVGXYD_qNYt3rjX74xhJafxngv2WqAMnpyne0GZfam8W1rxCo6L8rrDQjYiejvBn.vIC_2aTP39JGKBayPFLAp2sVXbYu2iRlKjrED6H1OfBbDCeTyhGJqxpI6CLRUCvxw311n3GghS.QJKhe8X0aBdoEDHKksGRAOHMhdFpN_VtjsaXlJoaTe5A1EFlKQ3MZJ.bSKSfSoJmsfhF85o7yuyQk4ZC2z189UKLGseR7pUzgqLaMVfJIbvvViPmWou70No6grUodFblnQElIWWZxIZRMWeiFlTPF3ej8ilBSrkVq8phGSC.79OKDwlXmkDmN_n7eENqutrIDGVZ2H7Ln0LI96mhHH8TjdFMwfNoMKjudOpZ2hxx7rVss5cUTKlCentaqaXdocxqWYOOsK_S_ZjHuleWgGYlOm84q86kHisag29UHfIjvthQfns2T.xHk4__aDVy6iQk9F5mac_BDprJEMvPamU2XaBlgc_5XdTwfkZYzSjnnFnFvWgaiFP.j3qFbOjjwulISZ_9r_UTztYAD.FgCofvaelTTjTB9HE3WlNdwrm50O9X2bsF9lA5YP98JWPv7peCVdu2Xyr0aanZpl8FKEYskSmJldxLDMUFe8Z3muyzpv3AZ1wLWlxSgMroAUmHN5w0z1ZL8gOePlwhB..KiqchFVmciSomg8S5gYuD2FtFk4LnYTf2GXzfKO09KVCbP5Q04NEq9lHhh3s7AXxS8Zxn4we.h5huKU2G9GoVFAQmhmdopaM4B6ww7GeS4ptTk09pkZRWL1C.sr3oLuW3kXvIOp1XrscgbVAdjLeqFKgHMRY0C3HUsjUaIuc1nZhISyqA3GRdr9xGtA0P252u3GDdz59un3b50oHBq6kcVlmbat99fL3Jv7vyRwv9w_VzAZub.mH2hLeOxFCTjzR4suClWQgKOpDNNH7Lua9jEet4dsGCl0VQXKs1ePFsuOXMmhJJtaaRLGsqZtzKop0fyXmesBogeVlPTLDvuUqnHiLPFERgCEff10m7DRDYVdaiuprtsAnsBRsuzgiLwaIBUuTmRDUj20EhbhynvZPn0YtJhSCpHc7LJNQ0GVV_W9Egu4PCb4U1Al6JDT8cpIOAcdCyTjvRei53o4uEFmlUFNT_GjWhpykiHesnP8gBxEepPoQDM0HTlhpjLSN0dFy_ecl0u8dQPmBWhps2VQTiHNTZZ31JcNb7mECtgdGQkKk6NWmlEKw9wfNE_9q4n8wJLwvQ0AxrTQrAnD_v._CAB3VxUDO6LOBHqZHcQpaR2j839Z1TB8.UQ278heUSPIZxCnHS0hpPIftLiZKKq.DnlWbgpdMEQbSH9EATwpcftPp6bZZp.YCOTe6ceiYo8ax1Lk6gST3acVXamQxxI472CVpZXsSfsl5butKBCxWAYhv.NUZpWDvntvzTRK4JOZgWButiX8npu_ACkVmc21rKYTZY8HoxfauXFuctl803V4MfahIQg26TcmS62jbOsN9uFAekT8VPOtdxCjbkE47gGj9aZ7tvIMkUNN8YENzw3Fx.ltlT.fZuabuGNuASnmdXON42w80Ir0vq.fns5MbodFXhBK_pKEi3glpNlrHJ6QfeB9JQxA6BFeUi99uBHh_534DCiR5FJFj_B1VvG5B9fA20EMVfRCfdszsVQg.k2c3BVZkWBlesj7XzSGA9x_yZ_iAn6Qy2xS.kx0MVbAgsUGRGK0r0BbIA7pP1VJfTdk6RiI5i8RgqTlCCGudo9gHcwkEAMMIgxd9VzS2gp5EyrlHsi2Y9rBnr0zNs7ql79OejVITG1JRDqg9",mdrd: "V3xlBebPmMfGtnViNC2YbvTYvCZAktJpwfRJdEfiQrU-1739129768-1.2.1.1-GhrKkwav9bP.TYlhJzVIxP7n7lGxXgTL51vN_9ucjggSP7tUYuOg4VURWsTM4kyaor7XmbxMjZE_pTf58zMb7s8OgHDpTD8p7raXYMI8GjmSM2hauIX93NemExa0_G4bCgy6g9emGU55FaVahufzy0OlKZuoWkm9nZFnbImS7xOK7a5ylrZtonXq4sHglYXndu1iL02A_i31_5jfLyUwoMPYjE7XM_xDkY5yLrlAUJBJdtl8iZKdUtYJnyYECHcbpW9nkv7Ir8165omHzzSP.KdVrqB4yYo8zPUoUMJK37o_20yUi_aT0cenfNogzhwl2pmiXXNiSGJKpA3bgvt672jpXYVi58vosX9Vmxh3vtVVm5r0nsl3XsCQgXo.LwuXsvKadvicPW7SPk2RZYZ_1i7m8A2KJmmYpUplqalcBJjQOGQjLqo7Te3lbj3xRClf7M46gBCWYs2uOPZl5NUkek6FAsMsEabM_tJlhNcZWC_QONYg7_uLpE_4cwyM6vmmYb0dZx8yshN6bJqoEEZ15dTGN6YZpT_kpUki493gQcY0v.g9DttfQXmj.vMoguiGX098Kn50CBi2D27f3lgwbbRk4ztZrmlMUwFQxFBjjb.h5q7zwjHHEDZEfTYXL4hnZvtUXNYjcY2mzRlXzyrfTrmFj9Wm8rmmTJ7eZBXtR2NrcXtrGPMyWzsdqwHHHN4ICa3J79X6GRKI_rwyx3opXqz4GIQtjujhb2GVxg9cQWrTgBwV5phwZo9iMl2D2BvsNqpUbIekgjfnfwCMordjZkg3JAmxtSk8HTbHsZ5Wu3Q8Yv0X5XMaNKozC2dDATfSZ7WzQCN7PlQPdcMO1vIqeYKcri.EmA_oRtlha.ATzPURcGxHg4VVC39LbwO7vU.1uhA8Qb5Bhsfc4cov5QMGX.7JEsYKkf6lxDsPX2nUVpiSvcMIquKNxXDVx3h4zdDMPeuzmPVk6JzaKdV3OQuhkyUznMR0iIym0yHmoqXydnn0jIn4DtTusjxBAn763NSTaK7DeKNfX9SN4biOseyuIlkWKNbAv7R3nTjyHQjFcjTy9uCU4i5YXFD7ypc2sv7a6j7IUDl1v5AHJn690q8GcLUs6QOQK9Nz3HRUg1UgXQqFQQgKG3W3UGdH5K4Nd74onyK68OdtYzAUJRgPl2dEFrpMyl0tg8Ekk5Be1fW1VeGx6oNUj3zqeKLolPjJfcoYAHpuYjv8sJFLV_k3ck3IKi5EERk0MrbT7DoIjfXXzvqUOYBiQb7eLPj.qNKgk.J6Sy31tLZwlUi_P7kSYObM9sQ5dx0XDYO7fqw_JSHmsu5XIcSR6QL62wSVsN3M7fxGopjrokaMP9ne9n3I18lf70nPFSwPzCKwjaOgnT.CUUYq12ilGlrHORnvbdEdVQlZ740h8819H3dX3eCHmvkzb6nxKULJbCh_8lFVKPzJa8u8Gv6DLMHBkpju86fu0qIPEfPsGyLp9jYetumJ47bq9i8mcrZ_GhvgRCiOgAVQjpmXcge_pzYOIzcoQYX3oOpC.vPLpGLLkyrytnpEYqh.MSYIboVUwtMUPmp4x7rgBxSlh38RhcUb5pFScGCTErNEHnHN6fpx9bSpkcT.1p0GvmX33FxJ_nlgCWlNN16K58lveNnzugymm7A.sio0NzfVhbjMf2XNWGSRPI9Z5uwByjkKw77Y23idI01WdKFUh4nvsONImP.P9kwDw0fCxW5vKBUBHgKJZezfFD9F1KsrXB9E6hrR4huE6ApQ16sLuf_w_vaqtTwyroKa5Bsgc5id_KgQ0EfRoKlm.4BrhU2N_g"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f64e7bbb422431';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\/7465038921?__cf_chl_rt_tk=E2kbGZz3DsEoAKRt6Gu1wZRyAT91JweQBqNUsFrrVn8-1739129768-1.0.1.1-LeMiF09smdgOVMEU_vzA9BUyFAjL9vNQZFdriF96XKg" + 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