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-affhd96ti.mit-edu.top/post/1076598432

  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-affhd96ti.mit-edu.top",cType: 'managed',cRay: '9110c51e2a57c942',cH: 'D.OV9iLaBXf_Cb_ZPBel.JeEpASRv6.3uMPnbQtHljM-1739407257-1.2.1.1-BnGse2pZmpjndD0xFYEAEUrGiZTUxMi.zuQYNjaSTEYNy20djSFY5EPcBhDJEC_8',cUPMDTk: "\/post\/1076598432?__cf_chl_tk=bEaVds81tcgLkw455WAK4m5tP_9mXNs1DKLBI1rYB90-1739407257-1.0.1.1-JqiVV5B25lXl5BHVP4nZy1Us8XldJ50ovaBG4G5nsws",cFPWv: 'b',cITimeS: '1739407257',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1076598432?__cf_chl_f_tk=bEaVds81tcgLkw455WAK4m5tP_9mXNs1DKLBI1rYB90-1739407257-1.0.1.1-JqiVV5B25lXl5BHVP4nZy1Us8XldJ50ovaBG4G5nsws",md: "eMS.HKt8rgxvNo74YmlaKHwtUXVn_tvwasMU2oQHpiI-1739407257-1.2.1.1-Pg2QJ5X6gF2BdbDCaF8Gjb0MBIo6LMjAdcF0ONz6gdZIfo6WnGds5K4fK0bXf5eKtPsevfo2iDECvLfFMCwUJ_hGmg1yeo8jGb5ZiAxRfBminp8rTu4rosh0RWHiQgpIYLh1IK8sp9IkydXrCwwMye1MbHujhbe9Rs3Hs0BgKcszi1aP0lYhLk_DSN59zhkJZeCc1eH0JJiFIPXOfjC7WVFIyyB4pYJ5D5L0BvfXda3m9kRF2FBdqDzSD0PSg4jAJPC8JbMSwEL3HzpbHjq30cmhlHjsgekaag.DQHoEifG5UPO3O4N7YbrD.6CmxQJgAFqLPfhJm5DA5ujWinZ0YsI_wCGcxOM6bP5KczMHnkPf_bQUmrcscdC9LAqOPkjuWfqyqlyY5a61iQoxKKaZeiarTTbJfIKTrmbojE4c7ZUC8Fd5a8l_.wWLi_IWAOFxg9p1zsnHHN1Mop3VZ5MntHz666LfD3AtdmxqWSB_sRJkxq6cPyASFXLa2UnQSuiFlx2NlpKREk4gZ6tq2EfDRKiTFokTB15epZhKvQ0H93vsog0OHeSz4mYoWGJKfbZqichQC6HEFcILcIDbv.zmHPffIDySxeeEOn9MfHLLoLLlLeu1MuuWl7U9sX2nhH28pZZ.5W7oav5E7JSypz9pK9ajW.n8zLFYZzrNsx5f7OTXGPsfZxW4pqop_DgK_s.hY.cNkG1RHqX8rTtWYvCesUMHqfO06C1xl22G4Irdrj2riabKqpBNoEFT1CcTbUXlFO5RAG3ZQk9.N78z9CgADIFGh1PwsBk4y4F1x17wgIC9k.up6ay4C2ksXNhmY7lrNSTT7NkpCVcWpwDxBlGGQkt4mIDnaALxsCzYuE7A8IvFfNoYyBfx0FWo2x0MybLbDwYy43NtDd1SEqrAQhI3j_0upEVFeEu9KMFpwE7yCtQQhJCkrOb1jukeR2HfCS6mDezHRNpH65dhNaCTNOeggMIN4dVqFHHdvsozaBRR4G7rjKxEtPrdWVOPk2wNvRIpnCM6zy1f5Vd8XoQpebyMpkSXHc_xDTWEH1z.fMpjEn4wvUe2IpjaL32VQsjToJUTelnyk.b17mxRWronzOEoWVVkhii52zcoifGx5Ljd7UpVnsTpBhTy.SCyL4zwAeLVeSof2sIJM18ZTMmQ5ogMf1lCnBdJyDigGmi9H8QhBCuqJg1BvihFcNbdmusxJPGUueDt6qjlcNSpKlz_ccp9eHeZERofFBFSMxsfbpsYxBWoNliQxjCBgzP3JeOBpIRvsQG6xCFUqllbc7XEx06ToDjvY0Nv9G9j2_DjwKxYIcSJL_dWM9HvXuPujyTd3fYh7H4KA8gcxLKvzy5Qv00QMCBooey2DyzBgzU..g9X.Zr5hW04rlIxuyoHHz3LRJ_s7zASw1dYamOUhQcW7Cq9hBzP0Jhti_lboUlVpUXYdGzE8wVzCTxwh3o185snfaLgtpvm7IXLiQVMBkzlDHEKgyDyvnkNyxYhWbW5YOXweZSw5hkOa6iD0E0pp6pkBSttkYcDhcqEXDv3JLGsQYv13ZLLRRDooGA4zuZpzephnFWfGtkKV15UfOlu8p9BAgANNR6Cj0NKgB2faaPh79MLKy0Qx0DYyvkj4U_jbJT.0NHuAO4tZ00bz6aAHHuagwsoOftW5HoG9lQ8rH6BLTt3xcZCGoVu8_tGguBx_IRTyaFrBD5FOGFKozRluIMDfj.tp_zZs8g6qqXvG9ul5hwpi.X9hQZXdJR_lW_x216w0ck0v2NjhRaWsf3zKnbJjDtIFJf7cymYokyOKNBo8jL7_v.PfYzsH_twUJKEGRgsgtM6L3FNuGs1NQFvpb0HchPPsvUlMYHE4sPdF1rmnmCj33M8XWwEQs0OsgGDCn6d_eqhtJ4TCAxypskaeCC3gIraS6RdkcD633JaYTSyIMBNIwXWitFdKYNPJ1vHhidKWf9ULeHUNrzX7D0hZZyUCfP0ymBW420vT_mByqMK4Zbt2ngjpKk_NHk_SC4G_6NXpQ6yc6.ZuqGqG35geN1KRh4Qd8GZbInQagrvAYbLhyNlZkiW8l3zhAAJs3CNm7gm1PI6arB.hC05B.HEMGFg5mHovJD5RvCaqQoopc51oweOB0b08Z_k.fEVbKvdVcIOFItWg5Pkl_UQjYqoEb1Eihsb0VCBoqDb8VdXS9skVUowGW9y556Qz9CscyjvWu4y.Q_dluM4.foKswFy3Qh0y2of",mdrd: "XB7vV5C5d.tG5tEs8H7ELd_HVgiEbK9u3Qj35M.8RPg-1739407257-1.2.1.1-IKzuMLRc7yY_Yk1shgceljYn3KRghU1VeYWdx3LKzGOLdgQgQfL2ycBbwH_yazTvMDv5VPn3zepsRoNaVPfPvJ1nGZsDMMjfz88y_2Rbl1fJkLjV3fg78hwIDXgvfFYuMnI5QNW0zoKdClOUdqT_Lhus_7d9gvpjdBrA1BfkvRVFvndf00BlESnN5CZdYqou90hFpgeHHrD88OyLb1vBzXP3wujq2hMzQLs_24qC93Adzd9Lh3dxTJsCIA_MNI54HV9esuoe1059fLS3MD_MY9_bnQIDUxXlD6m8sKKsKBKoZUs68GUPn.48gu_Lupsu2kzqO3gB4yex_Wqga8BYy4U_kOJL9JvQ9t8cK8tqXB7ymIi1kwTgJ5JytkQp1wKbzUcHcM18Yrg.to_YY7l5qwK1ugi_xLgcFN2nZVOSDjL0d9zVwm8rr3ouECZi67YQywc2QA0fewgPwYMlsWsGfhd_VnPC2FUW0qRP94sMz2TOurh83dPi28OtIVfLyJ3oj1RGT1i2os8DchPwf_kIxNy3AzjvYBaJZiJcn2F1zZU2A3J6pm8q5_rHrmUdjVXr3jYdVWILTM3R7K4aDRuNh1lprii5rp7jZd.xrILBJ.i8QfL3PqDpFsTh8Sk5P5GXqjIrcYfl_uUhojx5yazmmCtDHUTPlTjP6CaazFsxlVmft1c.25stBy5BRuhGsp78TKU3jXpBIdOiPj2Qvtp9EJfT2ii_MFASGvCVRVGX3PynKFuFSBzFOQSVDPRg6_SPgE0mGSL2IV_1S1am8otGZ7_7eHmSB1QCyYqP7ax__trNk3EgLNWfibP069Y8U0LPp7fdBQSeu.c25jtGvZcu8nHlSmTgdT_tyzR3TXjBRRPDzmuChkR_W0ZdU47p4pX4rPJXgX1HiXocMGH8N_k98jpSLguUchlJrjJ1Fm0yYX9IxEKZRfaoCePScIsc9HG6zAO6pAQ7nFW8PWwz7woJY7W7SYWJSdDCSgUzqZKhke7Gp1OFlXLG74drE.DV8.L_QYWAZReAUlMZL95JepNBuXcNq32X.5tQcACWdAj7qCfGj3QrDIVpsmI8FTe9SVRmnIB6Ps6bmyhqhXmIJHws0Q_SgIrbh2Lj3Zwbz8z3MR5dVcIn7FtXSa8LYEOEwBM3eIZxho7S7cKErj7vxmLs1oXdKfl8sOVcBlDgmOqxpdK7Jmyb1BRqdZLx9Z9soXbcwQ.b8DN5qppjZ0_s0TNrxOb_owyevjW3Pp5eXGxV7430T96ISEU2BslZcCspKhkSoCD9M2DOI0k9971fDH76CcIWq4vMOkcTZwT3l1d51dLT91ozV0GJ.kgHbJ6JrlT7OoEIGb2aCJzpWEGdx9gNxgjKdHXsXCtGCBMEAJhXKUQ692gVs1ydD03bOWzqdUIoYeyOKohkKvvJHCL1kLeXpP.aBfEcX.eEe2YkBaGMKRcSQ8iADd8isHGGWwYGd0LNSwDNRA5KXyUN0.oPwFrxtftt1bzbn2YDiIYZySqdvpQqFwHQwY_.eNvOz8GDW8Vh3SB8zg70ocP6EI77w7HDOMe7Dj5LKi0hKGgVlgOulCUnrPdfaAbrW0KZMb1QgGwwTXDVPI023ejxp0CX.cxzGQ0qYT5xgc8cvDMbIB5H.Rlt1.T9_oD8oV8tDhg23AOEBH8XvUVmwoKBnQTOkWNn8__pT4FsLcudgx1V0EPkLNo3BL6Dy3Ig8Uv_WWS0qqNPhePjrldz7yYfwvhgFj1s.7Kkd1fWEWIeRvI.gewg1wbyw_h9EQepeF7PBQ3Ep.E7RITX6G2o_2SRbEY1kF9BKg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=9110c51e2a57c942';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\/1076598432?__cf_chl_rt_tk=bEaVds81tcgLkw455WAK4m5tP_9mXNs1DKLBI1rYB90-1739407257-1.0.1.1-JqiVV5B25lXl5BHVP4nZy1Us8XldJ50ovaBG4G5nsws" + 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