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-688097875604.mit-edu.top/post/5401687239

  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-688097875604.mit-edu.top",cType: 'managed',cRay: '90f82b35cb36c5bb',cH: 'bvRHX92ZhlJCwIEqXSxTx8yd8U3RL0KyMyJPGw.tGsM-1739149295-1.2.1.1-fCJt6xGULvt66H.JQH5O5q12RUgAS9Vm0XwLi5zo.sj_B_K6cEmBneCk_JWOTsqk',cUPMDTk: "\/post\/5401687239?__cf_chl_tk=FswQuhguciJH8SEcR0q.PXGlB76V1dSaY86dumQaJI0-1739149295-1.0.1.1-9UYDyCCTQesNDlTqKY7ygz8Do1NdCcdFwQ2daWv.sCA",cFPWv: 'g',cITimeS: '1739149295',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/5401687239?__cf_chl_f_tk=FswQuhguciJH8SEcR0q.PXGlB76V1dSaY86dumQaJI0-1739149295-1.0.1.1-9UYDyCCTQesNDlTqKY7ygz8Do1NdCcdFwQ2daWv.sCA",md: "A1MebQ91GIGtOAUpYpUK4APoFwXNwv4uKSV34qWF18A-1739149295-1.2.1.1-gJPR20j9soBcpG1FfKn_VEjHKAMRF_E9NYR7tC4MPdzRXO3lsAsCblu5PjvjrlE0FkrMNWq.HEFyliQjn8q.aVnE6kvvRruWeOBJJNsxn50A9yPq2zZKuaX2ECip6vzahVtJbasOBAimbuYxMe4t1V_XdOrNDzQd7B.wqOAGLS0euyxRpWdd4VNXbukeMd9WXdt.wMCkBMf0GSsfbPR.Hf4dcvlpMZPRdkNgK2qKV71E4b6m79pd5jungxAY9FIc5qhdZ1FaDFjoXEfq8rQkYlDGXZzH_8JDHMPIU_M9GudCXK4OsHhee132ehjJr4.zXlSVyoKGgpolWzXMslFC87ShLTQNqGmkEb2snEg_GhwtAp5Lsp1CfVbj_kWk0.N2qiWRLXw0FtYW8PnijZ3c8M5ViDRwU8YhuncnXJcCKwwKZvOOObib5OXkyZ3InQk_oiRanzXWoTExRJKNLlc9sotCQhq_mXJu1mGrT_sRACiZmxzsirCAs9P6T4g7lh.GBYLwitPHLZx0vRB_mq6VcJJDdTCFh8WcDlUlFiCq4erumNhD6nAsLEQZCvB2jh3LTazAtXxbnk3Z4EeMX5XGdCWaFwhI9U5zVlzaaeIbdG1OswZs_T1eLq7zjKCPZXx0dVYMs.ke.LsprHzbreMswbriO1DZM0DD_FVq6fXnVZdDjDPB13P8F4_6wmdL0sKGhvWBgEve5.jEI5LEDe.ZP8T0yX916NRnX.Istsuoq25oYz5qfAJUWc6F7Of5alGg_ssPqk8ANNABZulMj7sJh3yG_NiQ8O2vSVOo1vMxIa33KxZlAM_smEc4kcWx2buNzra4C8mY9Pu28FWXDY0ohyVPCgSIBT_XfHpoHNGzmjusrrCeRHxDtzj3BVEmNmfJ3bR88vDm_TJVxCH.IBZdYT0NuHp9aXuDKb_gYXOt53gh.C4OJpFlaeA8kk5GONuuPIG9NpdSUrjRaMTgekh9agA3Al8.EedGogT3FAAPxN5ZBEdvy0nu9pycI1bA.1u3D9nxINKDFXQ6y637YIXkawr_kCxYbM.9enavmvHTusVwsC69AJigbtgq2cTKKkHYhpV4KDWEhVadd5lJ89XueBkexwGCrNSpwDaKllAXj4gtlAPrt8RMIfASlvBW.kb7SRP_ZOY8QxNiDK0xY84UFmC4AMaB2_5dunPSQQJrgk4r09bMbJ1HoIPtk6Jkno4XttJ8bGBYvO1s79VeomDWkDf9oHTdv.jLhZKBB2qdQO8cZy39bXi4RtxpXR2c8.KTXsLS4i3REa6q.GG1yurPnyyggGWCGpWPHDMK0M51ZiznCtovYKCJBL51DNFC_2ZZQo0YSt8HCnUexbMQ5meRGYMeLq_KKWNKOhJgiJ6cQ0FdtWlc3EaUQPAj3GM3IflPoYk44e2dMxq4Q.CYYrSPpgOR0egN_2O29wxRm9ahHCbzzsLdeyFUY8T7YvuhjWQ5LbblA5Q7Vsr5T51Hib0XxMXh.FHfXXcRRd0bxlJ356OttjBSst5sc40c9DpmLz3q4E2BbB2a7IhOrlx3Rk5e8qOhKd172sCIMEUfgoKMPKLW92J_iEtuIlV.yxY0ZH6UHcQUs5hDT6adsRYIiR7uE0w__CG28QM2lwEU5Qbwyq_kXK.wPof5ro4E.WK9bf0MBaDuHHpjsvIF3FbhhIuc0OgrGK84Np78cknQlN3W_dDFjVX38HJBzUJiR3mdONJv33.YYD8aLCExMUaNoro9X_Czm_XZhSyv_XqV4tOZCILbJT2unXL.Of7VCosY7E_hWLVXzhwfzeyWa0cHP3UnT0b6A90HPxH.zztRLmXLjNyUUN2nkcaW9A2O6qlcgKPD1ifJkBDqxNa_WfF7wmPS3exWDpbNnl9UVL2t1rW6tUBfz6LaeH.uesieDJB7TetybqcLURj5MOdMpyEfZ00GRWNe8IkKI4wf0_XamGmZ_q81qrV3e3dgn8sGuZhQX1CLHHGPfRI7jVFDIp6Og4KwfvRZpM0T4xgpRqpXCV8h.muuKU1P1wbmVfhKc0NJVjoN7lRUmAPda_EkLX6lJnFVYCr.ird.7HqVB3HJnPuewxHbW6SXPZhzxjUVD9zdsCmQIykjogGOXpoAr6NO1DQMlm82._Td29gtATxOijLRq6dM7lyKXcPV_iEfgPlG0Bd.7fqtaVa0cn6s4TWXhH69O3Kh_2kemUPmVzjPAGWUOHEt7ARSh.FAcyVkQhGWhm4h",mdrd: "AvbKAfsEKZMN7MK1ny84hWe7Yy2UUUqEIoeZBeBX7vs-1739149295-1.2.1.1-yc5DHOkEM7c4mVBYU6ZMJrdypdR0Dl2mfGbGWB8LZVU0VROS6UrLEwTMMkEYxRchyAtMVWrAw8x1TQHMr0wo49E9Ni5CkRlRiPxFlJnUaKbDGZH7CwUrVzkzfGthv69U6t0AcDnwpQr6D8Q6Y9StNNm1GtQU4eh80.kvuf.brISPznvbNC85I1yLzcXMc47PDRc1U6s2a39IFdRt09QZIrHNbg_Z_MeSzLytfds7.Q5uajsGBzyd9_9_ZcrT8qSNdW41jNhXg1NpVHBIYjamJf1cYSYBgik5QAY2jRpB37iexwjPfjhcGKviJRoyOlm8kWVquuPPDgeyvmE8_05l5Iaa92IdwwrLID4Vsd3Mz2yFrLShRT_Xs4GawUbq.SOSuPCqZDth3Bz2MvCbutsJdxMwR_rpwaVNw0kZLhgCrR7cDUMMciK_08pHp67HuOviat.RM21FPzDNyx5OzkUQnihJY1yXLL8xtkSYTOQwELQmYlZI_0QXHUYbgY9g6JrcfMb5T7MCNafR7ue7Y5lZYLV45nmlwqvUmtwneqtzME3L7_pyNnFqAXxUS72ged7d25SkYeKdfupFuLVWOolEqc8ekyXka3hMz88Um7KYB9AYBpRXSYmfY.MLgWSYVRB2OmseTtR275POlYJBsNF_oBaV.pRo7eSQax6zIqRTzsTOGA.b20X0qN0s8r8347zh26pW0BLaOFz2As1jBrzG1POtcQieU3bguvckfab6sSERzEKO_btrdL0okKph89DGATZo22eg4pSI6TBUVOGINPXMV6sUzmPzwqs08n6lL.FQvsVxF.dAG2vafL8vAaSbjbMkMVg.6mJ60BMSyCdoALftDKnW5ueJC33tf8FC36mxfmr_d3gFV7xvbJ.LBP5jFqByQ2TZrNzH51kr4ZBAt0deAaNtbF_ysjGe.pXzJZlWBqg9PvZYj27jgbfX_NfBxkmIaMi6SciL05LLc1c0aLCROMluCiACZouOBxAapI6oqx1tkMAi1tO2oy8uFDw_YIZyy91c_X3Nt7iK.rYNTNCB6ZvP3ySTgk1C636I6pjCTOiXStScKz0MguAT6HY0LAzo075T6vI8D2qCW_Hfkb7mfGsDHfcvUAJqQ9.Yy.ciZBV_HU2wHEW35AK5uyMfKt5O3YehjTFvw3w_StBV81uu11SBP7bH7tydGPuQDzRQorfXx_.YFnffYypVcKaFwYhxddADBIfSOIESZyyuixHBQhwUengG5TX0.T0u71O_..BI0jmp.WFPdpLAdjkrnqMKsGYY31drVWJD5gURNm_SF3sw8BmFDrKyiUGAOjolicOHIBHDRfnA3tZfEPqt5oI90HHC0LBDCDfEQ8gxHg_X4vbB61j8oVCkUDwgCXAyOl3Ri7yfkQfY46O8IVV8r2J7bWMGdqzIDAqrZ_x_L_MrgtxR6t6aqc275t.9tep51TB3Ows2DbN9M35RUHKrmG4z52NlVDp8mdnTDTzcbj0rnSo.EO26iSTCLs5.8MUI36y1WtbzLhQUQS.DxgkbWhbJCLD0_fD1.XUonXw1BqPCbYk6I6YYE_JKP4IgDw1759dyyO3e_zIuiBdhYQtc0X_XpaqoJ6_Tf640nmNiWaS3bPeGcqpigT09j0wFy5ZjFDyzYk6EovbUoYHFUhqTovbtn6565gbZ6DXlI0p1BAwUq_GWSsUF03Lu1YI02R75SXoOCf7VxjqqEFIIGymTjYB8t6UDFWtmbyspI1w8UF6.4es0.ewIHCqbhDu1kpBlVmwiT7hNiDQGYuW3WXmaYgDK.thEza5OtMh43ukDuM0hvW9InRPzxVWtQb_21PM"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f82b35cb36c5bb';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\/5401687239?__cf_chl_rt_tk=FswQuhguciJH8SEcR0q.PXGlB76V1dSaY86dumQaJI0-1739149295-1.0.1.1-9UYDyCCTQesNDlTqKY7ygz8Do1NdCcdFwQ2daWv.sCA" + 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