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-856023219297.mit-edu.top/post/4572091638

  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-856023219297.mit-edu.top",cType: 'managed',cRay: '90f3ad731b4ad643',cH: 'ej.ZVtVFMJ3MnVC6I7hbDxcG_YLp60cCvOFgumL159s-1739102200-1.2.1.1-5cisKlhWQ68lClIZlaXL1WDonHwnJanZpDoxgL7xRSjioUVonQNIgIfXVlzoTYWW',cUPMDTk: "\/post\/4572091638?__cf_chl_tk=7lCoSy583GV5rylM49nvAl0ADAi7EW7llhUY7OOeM68-1739102200-1.0.1.1-Tji0Tug7ltdR_3._Pg5GLQUG5u818BVe6lkrYF5TZ_U",cFPWv: 'g',cITimeS: '1739102200',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4572091638?__cf_chl_f_tk=7lCoSy583GV5rylM49nvAl0ADAi7EW7llhUY7OOeM68-1739102200-1.0.1.1-Tji0Tug7ltdR_3._Pg5GLQUG5u818BVe6lkrYF5TZ_U",md: "fKjLuFUtQML09F8d.exHSbtG1WAcUh6Q8xtVRUythXQ-1739102200-1.2.1.1-temscPjR1YQOE2VqDOH09KYe5Xv9JZsXwwzumkwr9Zykxci7R0CodIKXkA8m03z0C7zdkkqLcPYVsk5mmPPj_S3Bz_oZXGTRnJrQ3_U.6PXcDORDLWNU4_2Q14BAeqFsvXtguiWgVOaKxsl6ZvUaSVloMw9Kq__vt1E3vB8.jB4yLgT2l3XD9w8CpqtWmZWyIGrfXxN.VzNE_fYVlYGa9CM8C7NBvsrUD8aUCRy9_q3sDKlwVePcnKFZq5Iocv6eJHkEKKEH2bUctA.DU3V3bNVgWVO2Hv5hJJFNse57F8u2xLkGanKG2kCyOJoQFxiesTk3IKWb.YoVjU6csBFKFGPVr9SQ2UcC3o2k2rCXMFWlsD5fWVwd89weWODHDAetGMqr8Nah4.y5xTDfm5m54dejfRBtbubbxHDx2c2iJFYnASnwfDRSkxpULSaYPUIAcS7O9wg9pIZP8vR7Y_Jg.HWuiifETv8zHdOMwpbu3ukOjg8eqSZwdFuPZaA2_a.dEPwEQ0qytsOEIzacIMhxlAy_kICzgg4pyo3UtkQ77GGXMs9sZ86a5lQoUt2kufYGvPxND34gHd_8X458ZW6w0t_Q6fd774OwT1hNXXhHXuRieCyvNN6NE_dgj4pxzjyKmJu.KHZpJHQQqSI9I8x4fJRFsrGbdKa5TeQ6rIql40YbL5i0yE4S2kB4c0WdIfPmanLYwy1FhtISKIPedKyFDWksrGJm0gIGAcRcR0R7VyhWQm8T6SHNTwPiWFrU3u7rvB30e8Xmgtr7Fs9geMLtfHZhUj.JAjzq.4awk4t_Ju48YmD_gQQcz394eslu5qSIlDONq.r9RZYSX4xqhBLpQ7nK2wa87xr42GHL6I_Sw6jn33PI0nRdrFOoNmekxWLD_n4PXw7_HfEWNdEvR3HSFIErV72i2ubpy8eX5xl18wQe.b8fdbLyx2iiYO1be0qjkrBzo9dcTcivj8tkhH1Yj5pj27skCeVaV25Co_uCvvisvJlR7KsA98YBOqlEgCPid3rWSXqKIRjPZJWY_WtKIIrCXRp_e7usoh9tOnVbLvguMJpcaebKrnfc6NymTcMtZRQ6CACHLNGjek0HsGcS7n.D4GSSKdsBctQ5kN.S_ei_8akyJKFe._WRuricKlrL5XkHzNEBc527LGUTmIKh6Q7Znk0bYPwusT0PbfgeoFligvyejLUGyU8Ksxw2NGM5vNEddDHuCAm_RZU9J8xStWGM_xyd24iwhw2ulI2YyV.UH.C0Vk02fm20BqPKdPIykQ21sOrY0D_HiuQQXB70lruC9AEIesq1r9cvvkN_0CAgUOWbzVyky8U51PKB5ePuFQgHL0m7sskHJYTuSZMJdCKE_LuBqf5aQlN7DuboRkkHBaw8iiW7jKeqVJpfyAdzNeEPe3HnNt6n5skYy.OAX3BPha589FKUHBuP9BTcmxfD0Tm7qN1e8kI6xl8CDoGLirOzRkjvMVnUP58fj_pD5Gs35asX0FXlXEw0XbSGaSe3pMNP6yZUiRPwj89OcMGgOdAiYd_2h.lMkELZ0.jGBIB1v0IWktmXz6qJUe9.YV.EZzIWxl6eDknS5zN1xmeLfIHC2JKmXotxMsGhwhV1TUBGV0azlE2HSNY9XIRRlbQn6YTrv5YnuPhmB1UaXWTQCJmOKg.CLOECLYGd8WJcH2q4f7xNvjzDH38b1vmREvzmR.Lll1xL8Llzvx6vwHZCmW2qVB3vpNZBX9DnX95_HbXjH84M6mLBPVroOqRate7W5rqP6mhkxpYvi31lVGwg2nlYzjbukc3T5jAI3ZUGKiOE70pNkDQ2d2iSBRn9rbpABHrs8Bszq7vjGsuPHmPv.aSuDl_31lQVFKzuxA4mKebE8qiLR8jTeqgrsxy6E5lOp9ryh4j2Dz2QtyJ318WWgUGyFRqPaIEM6mCeayxhqvg9Qvu6.Gt0eOCDlRPstHnWCu3LZpgJZ0EgWztr91Upf_EntZe5jjaEu1LuXXcd6l.NcHv6tAcTntehywLR7DOgWmrxO1cbPlGC8S99QeMW3QGfywa.gz5vxeEWlBSfhv4rCFSNXTKkZDY.IDfwPK9Y81kKxAdLBDdMNQqxNFYhBK0ttAoO1GmpTCw8gPXX5xxBVDrWFKlQMqY7dvy7BaPHVg7zGr2u_T90XUlHpfk7MWRIdDXJWILIFsa8JN1ayG.uolPRIgFyXvzi4aQzT0tAfgvUaQL7craGa3Yej.Bo",mdrd: "lcFKX2yqHucuAvRuZGF703rJW4kdqpozxgJd_JZbY1I-1739102200-1.2.1.1-_HtnZPeNh0zY.UJ0L0A0EyXnuWiwf0Suw26dN2A6SluVsMGsGjbkNXkDKNu1S6QhnJsa_yuYQnCfVFe5_ursvbDinyINfmRBldCzrfjzW3aBj8MLvRzUVbPj7YHzFMDFz7kbL7hvinh58IrC6QNjpntvTiU_h4irYBJvtarWPx_iz9tsMWASge5c2Z4ej0af7hb3q89hN8DifLYpovIsvfg0hzWP5tTuPlcXC.so8wIUwENgJb3wg1b54XpV7xkEUWmoBX1LKKyK4vs1L2w7rzmgIqmUVoH7teKse6syDBfbHSSrH8941uHW2XmkNUe.Owd0kQusUehqFGWcXrhe4NlrvvBVe26pgbponmMGymcQHLnklyrkUI2rI6jL6NViphuItsw9BiSMwzPGvcY7oOrAtEoZOvu.MMsHtZO6kcKWM3_xqb.kKT0asHKhknvr2ueElTOjTLTAGPwp6I.551RoAGmrqFdQ7PnRBNk2DzuN0DXg9GsHb.M9_F7BMXNRaWuIV6f4MOvuUFLlRuj098Fk8yiUo6fqhQ3tj2qHBR71Mq3hvgk9Q8244Z4MyIV6RvclDYOBRaQi_x_ZnTTc2njBZHPOLs.EgJWkmR9MUtiBwWdfyx.25Y7ULGSeLLd4TGateSHz272o9UvQkTb5d5MzYyxizHzqZHIaASlEd4I8l3gz..UPq_eMDQt4NtZd4Rx48RwGXIkpalGANox__lPokKpH5i3kle3NeuZIuZ5nxN0s6yVM5WjzxeGUjWhlbYGGa3BZri12G8R7Abtx7zOx0USZIGXSLTFgbTLoSlTtSRmA0SWLb9UQrQJ77PZEF7vV9gSJyRD2GpS7WcbBDAJhpaE.rR8wHngUCiU6.BpMUn3P2eYv3g7FrapBWDlmc6ljNNlRci0QwMGX3Z3d9BJE6tqGjK5mGS.1VHgB_hcrYa4aqCUROw_PVBJ_OgQeTn7SM4rLUe1.jOKubJFbiiOJ.qd2D7fIxwnb1EAcdyCNLc78pUQkQlI3VfIMqtydBAcIZjW0mNlYpQnHisiYD6XuCnB3Gymu_Dh65kQsRvCXjgIRuj7VdqlD2gn1mf4zrzxMhcV.tjPhHbozYxraIbb_T2eePrdv4BayixsCHM4l3eaRMH3lh5zZOq.KLhns5Gr954pueUBo303WY7DUGeKmGDZSo7Jj0vR7WSqPz1qnT3oe9Lcax0Y5c4l9CEZzbBysyPPAw4UJwL2WHVWjtPd0W1H01dhooLkR1gjpi1lWya.5Jw9uvDl5ioqAScjyVHmz5_c9rZrWipfKYe8vZ.4W6ROI3aQI6UO2jNC1lBoSfoTCwYffs39wOhQgV0MLh6f2A8NCB17qMVe1Wf4qMInBFHlONBR2Agg1NFAp3CYl_kmCFs84cA0uujw3HV37YfzWuKYOxmLmYyfvVGEMzbsPbtZjTgPHqWHT9Am8a5bGHC1R76J6SfuNp.KlRQVTn6bke7qs1H0H6.3UFO7xlhzOQwL1W_dQSxKfEX2aNqH03VAlLstehlvvF_5I_T6DYSIkSrdeQgRuxZx1LTGBMRrRRrL1AeE.gm7Zmyj126kJqFvDEpelMg2pEftK48gj8qwPDgzrzY1WWHTWYJCkUwvEh7a_xF5mipQCxa3Qrbl6OElg7agLWSy1a6Wd9ubvjAqF9lJ3APDuqiTsl2S5ZdcGAhHdxb2P5Oxhi325VLMxZ3n79ew2.jsm9NGcJcEGUUuBQN1XxvHApwGuJrLwWeEaSQbgZn5bN3wcE9w2qs07QaCOK5iF_wyJf9Wsg7xhpn_qDOCnqUKYbpNw4AeB3w"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f3ad731b4ad643';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\/4572091638?__cf_chl_rt_tk=7lCoSy583GV5rylM49nvAl0ADAi7EW7llhUY7OOeM68-1739102200-1.0.1.1-Tji0Tug7ltdR_3._Pg5GLQUG5u818BVe6lkrYF5TZ_U" + 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