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-740852634058.mit-edu.top/post/6389450127

  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-740852634058.mit-edu.top",cType: 'managed',cRay: '9112bc343d8638a0',cH: 'n4_p72AaRRQ6p84xMc3smGRNO3WIqh8_JkugjMIruIE-1739427863-1.2.1.1-.uQ.xEjURa5lcKDEDnhlSLVk7lNvZ6BmPL.KE_1snuMV_d1jKyi.17sDXmJbT3Ze',cUPMDTk: "\/post\/6389450127?__cf_chl_tk=VO8egKQv.cq2wSxiKBp0iJCrLl9uf2ob7s6TRKEPLlw-1739427863-1.0.1.1-2IOFFNKpOFifE5j.ozD3kGR3wASt_NCOX57UTHjsv7E",cFPWv: 'b',cITimeS: '1739427863',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6389450127?__cf_chl_f_tk=VO8egKQv.cq2wSxiKBp0iJCrLl9uf2ob7s6TRKEPLlw-1739427863-1.0.1.1-2IOFFNKpOFifE5j.ozD3kGR3wASt_NCOX57UTHjsv7E",md: "qbQ8_f2Atp5JwkcCuRxpLT1i5MJQm7zNiqT3TSikzck-1739427863-1.2.1.1-shvNKy2bqjSmp.eoVH6SIE2pbYt_bnE4.v9gc3SJGntpXiA2R3gvYpoQFaNHv5K7L0qO8Ewz0j1SEd4CU7PlwWjGUP1I3WyXryA1tavHPkw5VuCNrERhZ5f8.1C4JoCovGWTYGYxiGVhKvFjoxy9UpYOsrPbP4bag9Z7luFdBroxkybk..28ek_iPST4UxmUnf.LG91iD8GHDHiPWhs1Gs6R0JLbRAlNso4qbHT7Tg98le6ph7BxjrhjtCgtsUxEaHh.E64AEqbW7xcsZqlGLOZqkRa86P_nmKzlnaV.xW.6k5QkvgSbxczpagTgZMVNfGU3ZyPU88R9TRSTXTc8KEBF4oz9LvAxlUgU3E2f9yhIke4y4v5MzUjdc.yg5lp1GxW702Vt7pkAj1lZ5lomrkHWMqMfGfRXfl6_f9NDv08rMOU0xzCq7zkcocgjcDjBc1zeP8OXkZ9H0UMD.Oc4huGT0iRmRcEgyO_.pm.lmF7vCDgRLP.EHt3ZPH7LI2bmaTJ_WYT9WLmGq6JhvyzN_q9tONt8wmXaxy8e1.S8g53z3cYoSS583W6Ln0pjJMY9rg_zA04ssEj2BL8shvqJXSEL7Ujj01z3c9Ta5fFx_gUw4C_Y2t9pfA30vaisvqXbQGJP1QXhHfmHhh4kl.ga7nJ2MO3V52aiFMuyxwHCdZ2fRqinBkUr0A0LBVA7nUU3Ov_jPqySkrY.F8uT95nyxYzwmZOMUs.UPfShlZpEIQsGlLag2bB.Gu0VydA_uLElMAyJlkGJ6YyKLzcsD6lRqWUm0A0rdALx6XDnxAihwB.Nw4FmRxen0eBVYjf817f3dT1fQoq17nLNq_gIYqYFVwUt_iiug.30CC7aSMVZ0EsZoPK7xFbKO1oUm1zxKsxT0f6S7gWYnlFcSbXkqRRML4J10ywpxApuvXx5EqelRcCcFkLiYW4LzVuwvQuP8KPhHwCDvFaHxep8p4eL_qF3uZ9UcPriXkYJ6jRfMrhoMZ92za_yr.GAhf1U8Cl1AhIUQCHfOW6pixtFIG9OxJIZNqoIDiLN1o19Olbq2HdNT3AaYLKVpQo3O8se8zcYgjs5im.OwruvLIfR_B_Y3gQk62RqJ1EcxIG3Zqp1NEmsy8PCsAPt4phY.p3cZs_PRgFii1s_wiWKKsRR_h1uQhY.7QO0thORp7RoHut62UppvyQUCLVDfW_n6GaW1LbMPE1WUCARytxPRG5Lo4.c1LIzie_sDngIIYszTDEFzL6tg4qaJC8Ppfapa25UwYRsT9Gaf5z139I1YfPpY3oEq3Ruw0bDzKX8c5VPbF52vaM84AfxCBcasFXd.GdvujzWX7HZjRrZqZEsIYiuxccPpSeUxV5KIpe.sqdkO6G44ZRPgsleRQWyuptRAk4NxgC6ahIUJdknFexK6wIaOoHD5EJdQYp2cgI5_ijrJgBzVIpGdS_PK_CQKEZHFOu032qeJRSNzct9C6uFN_NJeBQH0SEZizM4PYdhBI7UZ6XPkCXcND3QKo5QpTYqAgeDuJckGtR8qz.Uu6UCc_2sFpYXpEmB8C65yyUfkeI_TYH81Rfan6p06h1cJ.CBxq7Yk.8gTtIxZXvWKap0fvz7iPatDcqXsSzFHXimu1ij6cENhrANCCI9GnnB38xNMhdvo1mdnBRmBbutokB0siC6p_BztGMqeTUPvaPv4BUdSzEku4YsmW6an_b8LQwVMxgBn0qjZa0XuqZEw6K3YAf6lutBudLwWFx.2j7tarnE9ZbT24uUoCmW7Gmns2IqyygCLIzzwnME1YEZzpNDSIQ6j8zfFP22RqVFxO2PQsS7XZ7XQ8EhNeDKfL8mMPPRmRHjXIUZJGQboz2ke_xb2f3JdXh6.gmXBDGhkUtFlXKWQWcgH7in.wXt9ZM8YucsCHUH1ZfhSRaIaShakCfwAZByH7K.pKH2LXQugCopgEgAyI27HWYnjeoyTyhJC.sb_qyGHQr2WvseqGGFY4HpdDcjV01bVcvlWqYjFL_GTgGYxO2oVE9oRixwLo1CVlE97hccll72azidb491tFgNTZfYfyb2_m2XDY.dXom2pil5OJvchBuP7vThj6C_t3T8g8tf79Q_Sk7bhMhGlfb4zqj7V9Kaabn1RLem_mR8mKEi_hVMt7KaoEnyzuR9YBVb.yNL.MeVmPF0mnLmqhoyP4_2TAItg.x6G6yWdnl59_K4Phf1Wa6uq3Z5xrDo.I8vdU8ufwEcCEzh",mdrd: "Ov4SLo6w07bJ5hWEFkpIDZQkT0dw4gZcVjwJhFpmCjw-1739427863-1.2.1.1-5TagG6iETGcMwFlwUceQfGruHYQem.Y3eHwE.Aot7VcBdlUBdg2u9CbghSphmvvvk_jWKubdWH9K_Q1dR.3JB0EP2GhUMz1gLo2C9t6BNRw9rpwiiBkCS6hdLtN8LWEtRNbQhsWBQzli2VbaaN0O4Myq9kT56Re_luFWErc8U3osPdR_oiwJI5lXUQORoG_aLjliKb6h6rF310WIk1123rsz7Ho_WKb8ZBXq3WS6I6muZmVyeY5y88A1TdC3sQuWDkI5jppvjfX72siY5v_Q6M6YfvlEk8JvkWZnsbugKl9hko5JtEqAmyDG52yhO8a67ynG6X_LEkvl8eAK7KIvQTkecl200xAzMSoj16uOS6YjUX4q_szjYVwNR2VSMN3o7GdEF7gldazfvCTQwB2ST_bCi8H6KrySvIxboUZO7LyopyNCD2SiWZpD39Ark4QFxkKTOSJjGL4zO.fvZ5NS60n4JsMCXXrhnrk0E7S6n8XJQxw4dZv6mZiwytIO_sshpPv52qNWKVZTEce3BIDfY8EC4o7tSxsrriQXBJxHsinmI081tHcmx6vvjgVLzlHGjTqRrCQiCS9FvaWaXyZvJNjI5RL.bmGZOPrhY9Jt0hV8auIiFD2b6wbUtgwYcITkTKl9aKZsUK_KF9jOIxR.kNkFRoA3oUDl4ymQ7Qn2MaiJ47DlZakwXNGIN79VHuVXNViExOaRDW.BH9AZXv3tsPiwNqkMGox_8dMsJxwSBkU95rE6jhVDOuE516AhOUwdJJ9Qh.v5LTze72WSbLz2Xf6lBnvJ8N6JD39GJhic74r_gnvoF4WbuTjWI7vDgnsGzSSxD9BEqZcpBeinE63aT5mujRc8_125qjfv1k03zoXjyxOhWH.dP6pDZGLs6z9bfNTNouL2P8bZ5ghWE.BSkRts0Fktc2TXG3nMwZEQowdbTVReGxxQWOzNY.w2YXAFOe_4LVTvp0j6jz_QQ79pOAsepRktDEbaXh1CDw_TALX7jemCrE076KdlCu.cZjfH_X0lFxIALe3n6JvtskIQclXE6kO339F1pNdsXRYPuWllMeFUROYnh8u8BKD_Qxhb0a4wTWXZKMqPQA5soR6_w7iSgpnFOIuEK32uBYAsD9iZ2X.PCLeZwEhfP6k18m7oOYZYmyw0DXLzXBm0tdiSNbEyy4IltLBZ2byl5cW6Ze8SIfcy6NCuwOhm.0lUUucSJbInpVtYG5UQnz0k9eG0.ubxV2fL3tXqMi3Hhx8IuHQGeCJbEezE_msLo37S6QmWRPggOF4M9V2lHvdAmyrxRCeyM0EMQhRIZyuECIdmNjuauiXrPEnKXQd47pzTYDW.dm3rJu02m5psKa6c4hOjcPvdgk0pPnyZfMxlMndLA2FcFBtHo8RK.oSj63b.OToiXWrih3_GJbIMEMUF8Oz_sm2Kw0vZYA3yMBx0EF1juQpxNpC_vo8O1Gy7Hhm2Tjx1vJfBf6EuHt3lwXuPzATW_4Nq.Tm.JYabxk7fVM6luw.myevi3WHXJg6Ivp_nVP4z0pm5qHWUr9Pufcpt2YXlhcJkq.a83bmknEQI.OrCrHyTxzwMcuSsE5iBIyJ3cQFz9PGyy.UBWkw_jqU3kbAvo1meKYIWHpDQSIKSvsKZ64_UIdq6_WvynqieLvvjI0vAeyKhFJONC8l9ftZ1kaQeskOICgCwLj.Frfe4amjFWc4XXWnIhv6xMDtcSLUoqCs.Zyv82a3rHjjnHS2vs5nx5Q4Zk7bvswAJqLa3__r.lm25b8aceIP71K1FAgga.lUyAi9bI8_Yc4LIkmmGsNp5jw"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9112bc343d8638a0';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\/6389450127?__cf_chl_rt_tk=VO8egKQv.cq2wSxiKBp0iJCrLl9uf2ob7s6TRKEPLlw-1739427863-1.0.1.1-2IOFFNKpOFifE5j.ozD3kGR3wASt_NCOX57UTHjsv7E" + 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