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-411733558636.mit-edu.top/post/6498207531

  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-411733558636.mit-edu.top",cType: 'managed',cRay: '91104a747b2e0840',cH: 'YhSSuig9qKKCtnlMKr_4pWjPSBn0Z0n0wLGU_iQI57g-1739402233-1.2.1.1-s1zM9Xu3OmrVibq7skf0SqYrHM4ZQq3l_2UIAu7xK1RMKIbSiZP5JHbNqq8cGJ_f',cUPMDTk: "\/post\/6498207531?__cf_chl_tk=3WtQDSn.O5Nk6bGTN7aZuGcdjKE1Jwdyez.Nl40OfHk-1739402233-1.0.1.1-JsYqTI3iJeq1LF7xVezXPghl2yxiQVCrWfis7B4T_Ek",cFPWv: 'b',cITimeS: '1739402233',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6498207531?__cf_chl_f_tk=3WtQDSn.O5Nk6bGTN7aZuGcdjKE1Jwdyez.Nl40OfHk-1739402233-1.0.1.1-JsYqTI3iJeq1LF7xVezXPghl2yxiQVCrWfis7B4T_Ek",md: "kBilIzWXBlaTRWBRwkjkneD6gX1CpNhghxlCZHUxzGI-1739402233-1.2.1.1-LyWPsQrIkdazQBJzy6UC81pmTY9EWkBVLm3yln89RJ7Kla1RitoffWt5KBAG2w.2eUjWucaqOEtNSH2RGt4OVqwCDm4tyzAyU.3l6YKJCPLYsHDt58iqHGmM4Sh2K7OUEhYh1hjrVwa2231IvFUFx4HYeIEHqlr92__drjXyeIiL_REx4N_s3nLIF6nyt3J9MgoApBhSZomwA0npPKUT8nytVh7jOR7sSf0GDWbk8GnSIcv8nU0aSVeA2xOHvVMMVS1xjl25Ddl.oDUiQ5fdbWAlekudr1mMbYqvOUrriCgX_IsCgRJoQ_ee1PZW4kZWzSbjxqTE2jy5fK4yzupgxJk2WhHHWM7O_uXRTSBQjn08dAcmMghpU6JEesOoGgxQRvZ1WnjAfgV8XZZAatnq72D5623iMsbiha437cgHfmd7sw8v16b5OiRArgp83XZpSO4pPQAZcvqRUuMVvZKTmGlRbDo2MDZGILutOqsTtD5nXBpOIJM1ssBs4CFT665WEsc9Iw_nWRowMTRbxXUNTgLz4NN5h4IHoJT3iNGNvUs4S0SOZBOx22vQBof9i1RUnrp8VX7WBXEqYspGMIAQZv79RmkH1pSpEIdjDB0n5u3z1P_z_XiSIW_CeTi0XmvkjvxJu_oGSdmxvKRpNWk6JbBCyMsgtU9N0R5bqQvhaczEeD4jWkPC3CyDWQwkJVmyZvegd7_RHwg15ehmJapWvwgJMu0VFRNZdnXOcDxmDpzLmDmn.kDXv..X79_sKq4uv01ERhxB7mPiJqa5YCXYUG2EJPiDmbJ9Xd4DRiUIEjHYHlufq2ionu2qGq7UlZEsu05J60C46XkqZZny5r7uLd2m6XPQcBUUPLjWj0KI25jngZ3vQPUyqwGam2NWVGCqDq3PZniOVBJUwfFhWt94b64ieGACgPrC3bTYxgk095z4YS6iwLEr8PVNT8EsLG0sQVgLjJVjhdcID1rgEEL6fOFxD0i3eOOwK6v81RinkR2Cq1_EnM.APoqLZlsgkeT4a6vm7l_m589r1CETBmBUC_EjSuFPMczmZ6_2FOzK9iXZ1B8fEYnT4DGyuEHOPkrWmmQpjoArzixE7M5mAFbfVmgQ7M9yxsAMtuxd1eRa1T.nK_r4BZzqRkzCJGE_Sp9NRxHpto.7T1.gHEPqyD2.pID321qZ9eC1Ti40TQU1.BSd1RKBPHJeXC_gTTm2uVxq.n0QFBy8vc5Rde2e6IzW4odKKkv80a0wS8Ued.G6P7p__NzKE0LvJVBQfzVnbNFmtZexLkYLnmzd91XkckpuvIoCXT7d5EmBJe9PfMJ6dMFFZhM6uDVSny3csiFgOWWxnBt.GNgLPccLVYL744oLecRI27EXG9Kz0PcI34ZV1KrjhYN6mdI9OImXk4OCgym4wyPHlm7hp.Vq2i2ZgnejWWdmUxUawrHv3TwAYqlPcHONUBaV7y5n49N16P0GSLs0kGjq1LaQNVWODc04G5aCo0LZ7ElLGo3kmZ2r7gIC8YMNCo1cFdFuE8_G0v1kf7kCK9aHVaph3A4LHhk6xQSW.mFD_ApeY2ccSujtZbEdzvzs0bIZaPd5iJdWkPH6REKnZZ9B1yXpHpMvByqnugfhOlFFMYnKrZU35uTvEW6Ml5T2TEG2PreAgeMJmWAHtfrJk.BxRPvOVZWaoCxP24evNe.Uk16SKpYg114bnlPcobgoTQlqcDtlp0qfGj61K1FqG_duFGWaK3zTkKYGhTH4Z5miWVdJawV9KGfbiH27au_h86fbiS.x2nqXKf60sDiyDBSNDhFbQ8I04.Wk32JCGRjQwOLfI3Rb2ncCoe9YZ.ZD8zHLAfkHgLDc0pI2ltjM2jlnrxkj3Nab_tbH.r_su1WyoBnZFz4Sb6MGSBEQVKrchwcwePnQ0r.QOC5INlR_g2oQ5cL8eSl7vvsBBjQfOJknlPxG5Jfd2ls_No8VgGQPb1SxYTBaa22Ux.NehYazXlKEqIOR2jTsTVZnNQ_qBYFUEi2mUyDkBbpEbBoSIksViH3b2bnuxniVQ_9LXq4N8zuQkjQVwSN2zi4dZ6CU9gYgrSOgRKZaoCaGm7rCHZfpHLNzyUVfbCQzigZuKBCt7FhfHhtRDdOnTCWv4KS_vpK.DXIKyvFd0jKeqKwYdq1HkMj646kppoCRHwTxe7pQODb4i2J21g1S0qBJ9beZMTkBeEA01FGXvH75mykH6DaytVNnQwZhmARikhwLNL6v",mdrd: "Vzdzqhvxd7ahcvuoeVhBs.0P2qCV4q_X.MftBcMkr2s-1739402233-1.2.1.1-8ijClVFRadOoVf12Or_1aYt.wCBrLmrcYgqx6cxGPH23SjGT5UEVb56Mj8mMEcw99dHtGTmgkdnJb.t25SdqMaIIkostPxqiE0G5uV80j57ucxslf0fBU9QwGLBANXWdhT3r6I33O1PRrnKVnGJiD5bIKgWMHHaonThHSSLIjtfXAdi2xmOUIv7lqAo_3ota65r3bO8p65hdWHFRrwMzo7ckJL.10rYWm9Lii9PPoQvcMlYnnua1ifPaxbqeP6XqbqF5N4xPp_8J4VQm3HJ_P1gPdQCEIb4j.1wfVZ46Z49Ks9KyRweSLNFItFdbWVZRiwQ1ayNcgdmIlbHfy4e303lKuAeAnpp5Zf4CRC6VF0gw2OEuqZakZOd0CfN5Dz5qihAmSQNTocmUQ_lJAa980.05uSh4_3v50CY01iV6FyGo9XcJfYHubDdAoMZx4MQQt1uuji_owymlz4hmfMpa6jWVPYfbzUd8Nzy8zQF_aWAaQfJwK.LiO.GuA_KppYH02JeSwMMdzIPO9X2db72HgplyHYfuPo6bOL6dcP1pUwwpZeIrbk9Lv82gpuMpT0ncgV8IguEg9hkG.PsZmzlgJQwi3YqI9vXJTnDqeU.NiB0yXbguxPFcyndup0GJafxqtu2hLMUa259lnkTAgc3ig2pFj6dVofDPxuCXKEniN.gd7sAv3z962pgeF2B76xfPIiP4DSRz2nUMjnFUjGFJmVpbG19EEW26R6AwmuHZeper6uBRSj85asxygKPp86hfmlQqChjzHiM.ibMRZDDKFE6h4Dtp6Rc6iggwQhcDMkCplOqBwUxTmvOE9E29JZDyHMxvvH51gBucuU_TjSC8MBaa0eY97ILU4ELkfoSwe9B5S.CniR0cKnrZx5kKu3.e4dTYw7QDopzutA7MA9fVAZljG_W_NVqbZedyGWcKJKs5K6DnWkePUZqJ0_OQhLCCWSGoywtYj8ECswK0F2CEKROu2iCXqufkJSOnyequ8kA.Mi6pmthIA_1MLpoZ.m19m5L2uA6Ax0zxGgvfpeYBqPfQtt7T202Cc5b9Olh0OqCdCT7vRdmVqrRUoPnV7opT2voxPCXltgeWGuxGN3VAwk6m336L._U.ZG3m1WSFYJesB43GycXWYjfD9BrnWUUJ85mOVLOfO2DbhmLPhRPhQwp8sGaSR4CSch9ePr1ISgt8jTRWG2PTvlyWLRl5VJlmPXI.XMxTXHZkESxnbcliM9F5Vz_aAapGlniXyBT0HRNRR8_jDWhiBdmSW4uMo4hygaxUSqBAakfQ2nS5PsairgZDcHOchP.zfyeXFDnv9HF32bLWhw7f_uZZcf3XRUu5PMuAAF4jqmLmp4h8ewf858z8Ga5UA5Hl_dVCZYiC3Wx90rFlvFrH9qKOfJ6CI.DEzrewyThgZLAj5svUNcaP7rAG8X.luOBCjSVlZN1pQpDfnT.m9oF0j_e9J0jVAnQta3tMTTqud7UoK7y_Oppri_8vbl8XDQCzUbeSa4WnkZy797EIxg9_AbuUS8SaD.0s0gK0OGy9eTNWjaF_wsi3YfnSJ7oIpfB84uuBaYNYbw1vjpsxC89zrldCied1_xZhmzgQ02BPjihFYVQDOXLy2lYVg2RD2coQogVL2QeHEaixtJfo7g28Vz3jLHI0_AWF3rG9smdo7ZFtU88q1r5qzAiPUto8TQUSZ0F25K6zcuqqSSJLgFTTjmrwq0egBKE1vrMe9UsZHFRyeMVuotbU2MKk3MgKtMksUaZmdjEAwb9.0KOkAwU.MP43UNLxFRNYBZYP0hqi9pW6l.VUGxBC6Q"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=91104a747b2e0840';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\/6498207531?__cf_chl_rt_tk=3WtQDSn.O5Nk6bGTN7aZuGcdjKE1Jwdyez.Nl40OfHk-1739402233-1.0.1.1-JsYqTI3iJeq1LF7xVezXPghl2yxiQVCrWfis7B4T_Ek" + 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