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-507457946740.mit-edu.top/post/1804753296

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-507457946740.mit-edu.top",cType: 'managed',cRay: '90f85d5e5a0b0605',cH: 'swk01PmfQF_yjRdr2bE.Ihaww70.ItWHhFuFedZXBAE-1739151349-1.2.1.1-BFM7hoU3LPGqL7enWrcCu3Hspfb8wgi9yOOiT7bFSNw58K6NQCHGUPjsrmmP_HT_',cUPMDTk: "\/post\/1804753296?__cf_chl_tk=8ixOu9DAEr0UuLh3PY.Jps0oljSXubX61U11j7QSDdQ-1739151349-1.0.1.1-2iHZiwsmJxVP4X24UGXt8UIHePR_ou9Mf98d9mJKNLw",cFPWv: 'g',cITimeS: '1739151349',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1804753296?__cf_chl_f_tk=8ixOu9DAEr0UuLh3PY.Jps0oljSXubX61U11j7QSDdQ-1739151349-1.0.1.1-2iHZiwsmJxVP4X24UGXt8UIHePR_ou9Mf98d9mJKNLw",md: "bB0cPv02kmOTE7t8x03r2mtRuahqRzR5idXA7gJ8PRs-1739151349-1.2.1.1-topvadvUTNWPihLyU8kUf.GjV3OKe02xk4Ss.cXoEf9enjGk47bVkaq_GnBM7ZDZzHrMmoCT3TO2iuhOOvkF3Jk.i3d9Y1RxBTK4HfCbt6fE04ocH68jwkOjqpLS7GU3aCINTbKURGVzG94lyoJvA4yS1OTOF3R1MHsxvH1VMvw_WEWKSNsgeR4w7V_Sd.v.2Hlybea4bg9_iyeSuecYzRxLprX7q3Ymm.sVJRhLoylxfdMZBdu0AGdRIMipnHhbwiil0MWu1qE1P3aZdE7LVsjZyyLncqVG3_zc28XRStjny_duvgq5oaiYyLentaTEF5C_DYJEXYXA3HeK93NUDAzKlw6FqacGlApYfqIM8Hry2lMolRTcPLim3jS7ZoGYrV3fW4iQSLs5PWFaOWGDObtw1sC898sQIah5B.RI37_3O2TFzQGGR72XqL0mnuao9Oy0mpPylh.egnyVGALk9Vi39MKmP8Yz2JPTazfmgU6wmXowWsRoFePuBIeYBbcMdC9loyfIZf9xOx3ujZSgOPolocpx.60VQMAmp2nmt3cCtUNgE.WAMLWUYjof5rh0ig7ppFpvaj3LztukwnSK4vddE_GooaOBblKbDMhljMD3FIai3bhz.G0lU_kmSpWblcSI7PgvhWYiFPMUkSfQBDNWzbvjvXqBYtc19tPo8hx8a9_Mej7adkQshMCpvkpFuZklPy00VamChRN7qLQyCAWRMO1xJsYjF1PKD.l7M6WBPtZ3nWDQbSLgO.XgGmdlT9U5y5uWMdM5h080ONj52PFxgIT3fEkIVR4O4EoDeN212pTv1xQAX.elSH.vT77yowXxAI19UV535Gv0qzTZ8N.bqYgmgLiOpq5886AAnVOVa8_Sd0NdsroKb2S7XDMQvWjcP3DVCR6tCyJeOICK2iSHCJe4Rd9GwfZHSOO5IsWdBnSEUoh.V9HxEpxZsi6qh4MmGJEX7YNCbu2e5cbRV_9Sg1W64EoTSzzvomOEonS4O3agg5u8.qR.C0lmFYV4tPg60hdAN.lzTXnBsTaqrEeR6UTPFZ1YyRqYNRr.uAc.uB2uUF86omGodpPx0MFsT2.cTcGimsjviaYmGCgLd5m4o5RLZ6HIXd2rOwfi8TNxf.8W_Hpvs7qbHY3aH_0HrIo7IXX2d3Dl1F49AnCm11VK7cTVtdbEVhr1ueY516uzIFHwzA1m2qfHPe8GfZskO8L6jHu05vELNwoLCs0rgGxKrZDGC8LJjlb9oQW2A44FNLPFcz.BJ2Q0ExwMJMo2YsLcXuEPE.3dYYyTqiKRyKpAM89FCmG8W6lbU78TOuySsUkc2bPEa7hKbdB2A4kb50zky.tf56JkL_RXL5NcF0aS3wu8OBHacc_iAqInotYIF7Y1c7w7jDvCePdqgnqtQXDxFJSmO4ithMq_WvVmbWsO2GjnUukeEfkQfZ3SxfMeaT5Ey_A4agpYV1CpEcZFvK999Zfm.02UjNUdhK67fMSJdi8XgHHq3NCpJ6Pi4DPtfgTcugJ1AqItVZrw_.ljPlPRR2wsuC5C_HQ_dvN_xUYDzjCmAc9.dbp2wB8mcLvvMs.D9RN_d4EqcvHakUTGD33A75bvGrBsRcz2POyD0jE1GUZyxB2WEPOKBbgqoKspu9nclnynbf.VP4zvrZS3KzGtKuYoWesVJvxTCknXrij7IY0Evm6cS4BP03emdPPDiBHgn89qLxhKDG1xUBWEvv_WwRYc7nddfln71RVa9l_UOL6XJUWLgV4FikxV6SCYqAzX432w6XZnucXXnlwAeL33k3DRhfWtvyMLVQeDzPRQB5nE7por7gD25UZNw7khG2Sr3gZ.YG.1T8DISdPZVzvbMtEGRUeJBvMlkJaG1GPFYmd0tU6L82vJR3isY8paBTsDUpwD5xJKK40aFE0ZcghFUxLUP51Nt4.Y6rJ0S28xZSmVC7xB3s_DYDN9icIAVtKi.2wuTizsE5RhyASH9K_di0RqSdNmJ42e7.zwrvoL4jrHfAEqHrMOI1ruRtz8R7HjQ62s9EYj2bxhICdeTTp95AinTgT2A9QeRLmAqimuciTV8JOpk35KapATsJ8_a4bza0gdW4eRxyneA7KUVUKZD87ZpC8FQ0Cj4yBPJiqyO59xB9RPKFfjD13LuDWH7C.5mTe2JuXvJGRCAnjHsGZAG8wGTVB6BtJnuEIUg1qVNwQZDZjvBOrx1wK5s2GM7hzem5sUlYEV24vZjiGo",mdrd: "86mguN.MV29xrGQoeX5dHUlzIsOy6kOd6WvYHdAvQCE-1739151349-1.2.1.1-RdG40S5ZnxCcM_AYy8PNdvWf5NEaRinOXYyIBIt_14NetQYK5zp.cJRB7ZKZMoYqUJtkQ_wWbYfKCgazmnD3ewwwFzjz_WQx5tx23nvwbVvQb5JDUY_FZtK7r_UKVz4klzpQa2m0fs64EePJWG6n9O7gX4CT4.c.votoz7ERo0VR9E6MxZttDR9h5Y53_GqaPZmn9gp.PTpDJdn9pxe8mq_QDbCfGXZKKfnranO6uIkhFCHNPZSKbI7YZeYsY5vE0PhCdm1UTAHZASfWFjhx_2P3e17YEWpbgVGtxZ8ldyDICkphduIPWcErDqupq9of6R7GdybAqjesGSPlMlb3sKrJ94PijTY4O12_HPLWSR0R4RDBAbWqNMSp3QrJqO2bIAohL97IlPUwSOVbN4TcM31NYHWueMyZhn7d9MGiQpsmKknVQAb5aA5aNmc2R7QLMFHli_nFb.loCvIp8Dw5XUcbjsxXEbcqCpfVzrd_MR6bhtaHR9uVonr.Lf5qVGeFgwaP.H_Vdg9doKMkQTNG1rxIAPjjWecD1JKeU5Z1C6EMr6OXjQehfyHFU2owbdZGFSbFj8uZf1X8KBvo9cxwcGhlkILrHH.kd9KEjca8_LwXUrcoT9te6WTXojItbiuHo7uCPDI0t1hvUQk1.ILmeewpbaL4lEG2zXGQs_1SU7pS6dxXGg_k2YqAd4l6kaEhG8afZNqpqWocHNlaYTEGaf4me2L92zEEqSG_LJBe9gCWjsWSc0Dnl3vu9ZkEWkv9XgCNJ1t1OVeBgE9FU7Kfy3UGbvZ1b._497jJG05sgr_BVcD94nksbyUiA4Dm1T1H.bu.nfFpcENnvh342nDAy.oEigABmCtizbgwMrTdyl18K5mkhjQWsJ8FG7lwGtlzsTcuQLQ5TgpFXyPbo9vIpHm53hbawLpgmCRzFGlnGvVJJKnsZsLT_6CFHuhMpXOTFuV2PE4FgHS710AQdEX2_UKqpOLrAtoLE_Mq7Fgef.tMib6REefR4HnYIOKEDNAXEsD6AWJeKmkY25y.Rc_AwbaVLaSpPH7ftsttjmMiE2dPFF1MbrJJqBjrR_ueZdB2JwVt6yQWK0anAfxaF1c4arNzf0AS8Vx8oeVoy0YD2YSCRJPjyNwmPv.ESg1BAnX.fN3EqRl8JCahLTUtFKHLi9AbVrLuk2F2ZRdd8B9Vvreal32BU8.qQd0aH0SlBVnNxQ16zgW5MDJSZhTm5FfDzJ7MrMAMWlg7mRo8q1mylmU3.I6Oj2exqvsxZtqp12lIVkO9aUDndfeTmHtTsOODoUGecPQB2oW8XN66a9XRHMQcWxsv6gHaS_tSzRgPKWDhk9nynaFFpfO.knyzY.MFHW0vgVKH9J8ul1Jr6nF1F3R_dUpN8aC7ey7bMYWaIgjqLrJt4t7VkTZ1XnUW7eBEIuF_CHrjsGNQ1oIbRnz43P8wNu0drkBnycGtFHTq19otOvCIUymV.9QzlYx0ItPFxsqeWRW9JdF3ArXs9iPTUBvHjY4BifgcydNr1ibkjelCrTSAqL7VPSNZ81XOT1D1mcivJnZ5h8jqfvBdH8ldokbzMF8SjTDBe8syx2nMOM6_bQu9P7vWDmrmYGIzWAVoD2uvqBvOdE3A91tyBgR3NZU7KYADREkgz5N26Hk4XPG2NfpbR9jVup2oQCE6STgr0oMRtY0CN6xFafTruFHuUY4jX6qeRqV_pr_tTkJpa8UnQG4S0RkjE9BmMI6VQs62B9DMyTXJDpyDfdg0V6BojCgdNiYGghmBtnn0vqnFmxIFnwfsmdNsT7KmMeB_CTjk7TrJBPqoM1l6.TaflGdE5lQ"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f85d5e5a0b0605';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\/1804753296?__cf_chl_rt_tk=8ixOu9DAEr0UuLh3PY.Jps0oljSXubX61U11j7QSDdQ-1739151349-1.0.1.1-2iHZiwsmJxVP4X24UGXt8UIHePR_ou9Mf98d9mJKNLw" + 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