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-703753919855.mit-edu.top/post/3607852419

  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-703753919855.mit-edu.top",cType: 'managed',cRay: '90f37d09a89dd707',cH: 'VESE3RCtifVLNkICZstMOK3.coeiVACXC7Zwu0MI9cg-1739100217-1.2.1.1-XUY1_CZtifz8iHMbD7kFYzugHa2WI6PwV6gInm2IkHdKiW8ZYT8otnNpZQwH.ejF',cUPMDTk: "\/post\/3607852419?__cf_chl_tk=QVyipOdsJFT_q3F8msQCldW7kz3AnYUIfTTR0ZGiF1w-1739100217-1.0.1.1-qZobloUzt_HSD0YuThjOohTdFvPAKWA9iRhfVeA63Xs",cFPWv: 'g',cITimeS: '1739100217',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/3607852419?__cf_chl_f_tk=QVyipOdsJFT_q3F8msQCldW7kz3AnYUIfTTR0ZGiF1w-1739100217-1.0.1.1-qZobloUzt_HSD0YuThjOohTdFvPAKWA9iRhfVeA63Xs",md: "tZ3zXsDJhQKapk5fxqZNraNQJZig09ZN2oG4xhqngUs-1739100217-1.2.1.1-LKLCKlMU.7pL6lGMlUy1qn09tKYARYXMZ.YtcvD9NbJjdnQiLSn4DCoaVGRX999a1lP6fLknMcEVwn3yG6pRO7t1Qi2nvmu_6KN895LiP01nZHUY1IEl9N2vdmsHAgekWBz7bzcSZbBeZQ7gjgXp11XFZxflbtDfVlrboWbIefgTCUxBmBeEkeKSbo_MxcrU70RSfeWqUr_uJtDSwr6YPr6V3LwyqUdpGwyduc_ZKmjVyLQjt1VkC0gT3VXFt7W7c_si8it.B57wPgRcGQeHv2tnEETU34kDw_oDe8E6Cz925KNchIQHw0eGxRZ9OvK3qxOD_nPSQhT2y8dIy6EImcvtt3AQAaXxmyqo5dTvzhWO56ZnH_ST9qVkM_Cj4Nwvh4mzdVrfTsaJk4D2Yl7qPblfgDdWZr93_FliKXURRaOsSlA1mOmprsFNMFGbwOQlfwDTmZ8ycwJl.GiVhvhKSyxa5R2MLk8DmOoRRn3F.7Z88TsLUqs5Yo1ZnTiWkG_JxyjBKJWFmYriDhsc7SgxS.K_erChSDQG3Rtr9OcdSeaGkw6fu7cwNVFsONVZy_ls4UvPbUo4eQcdra.TWwfFzkYjo4bPmpvrH4yAJDVeWzfvx8SO_S9klL.hxvCxikCgiqwnrbGu0AFg42iu_sU9uGdyzvGphdFMRtaaXQ5XVjIT4LpzogKpiT0q49yxY6xHBLsSmFWd_tLW0HiXugZW2vl_yx9te3VAobbBaTIyy1zc5PF3R37gJpyMR5HZaL09u39_Uvs1DAb2XfA1Vte.naGWhXYSZeMCFX9vqKOLw3mG3hCJAer0OGPR9d8vMpkx23ALBPhLlrWz9SanWNFZhLYpitsrNZo_vy4fkujXI0IITxcjltkrFHcZpQNhqGSt7mJzk6SV3RXheXeewUYwRwKE_6eqfs5ccGygZjoK4rZoMxshHhpOdX8I0IUb16W9rbXjrbA0H46Vi8H7PHv7036r7mw9aEfY1iu_3VSZzmk4VYmnBml16l6Sl1HUB1t.aG8UVOMnsv.0MwFow4aijzLEKQtyzwpR6sNxKReE.RkLQvr5E8051y2ECRyUbruXMvrGXdsL_t2BJtgzEBJKy2QYWXAfEbr_ZQ92ROCckViGiXKg.VKxX4DxOy8WYQYuh1rk.IxmSUvCGGbi5NzsSRPAuo7OXYGGAEsnN2l7_7IBeUYviauxFMHg.yfvp8NZrnFzL9S2qe5A_uWkV9a.NZRLf2nuAelfntsOcLd7BPjXjOBR1UqhQUI4ShTuXZxRe0uXd8W2OeMk7kKOaSuij2KF2o1y_7VX6Xzga6DdbVwYOMcN1vsjYWBhsoPX7TiUfa8ClgrLRMU.PLykag4nV5TyE9ODRl7yw.1zk00Jc18lde0r7bT90grN6.1xRYWJj7I1B6D3JSdNuGMhBDF57GCxc0WcmXIvG5zqNQvIUhSZ9jGNrwJvPLTyHSVRAW6lv45KMJyQpE.8ZJUsF9octCPjN5LQVJUvoBwggNd7HQ5dlAjiZo9Ut643NVOfsIXodJMPqdF3ZC9Hqvfh1Y2UldPGkT0jQJURAIIns3kuvyE0Pzack9OPaEBo0vob_2ypSIXDuHXYp.dE2ciCewhsup_VSmVszrWg8NPL3ruCRzhG44Z4lOaGhL0oLcgEK9t16CagmMK5UUg_odV1_K6.GphGS0VF2vA88mBZ.pMN_9EShNT2Ffmk68EpGhIowXGYGIbFLhQzGHzarzypLOPusSN59QuMQ2GuObtTOb7EhCglp901IS4RkBMpZ7j2aZAlE.dePEJD7lCFG6Q407QWDfqthuipCRMaC1XITXjpESmAXCK3WKaFBxZ83Es43_bkbdz0Z4alziFnBvcBRtSYDgWx3vWUSSgCi0hXQXsOlVfnRpnjR0Y0r22bUcRQSm4A9n7hqiFe8D7cH9KGTqNt_GTk6R8bZy7.42OvyMbWesC_RSuwxeALPzhjTfT9rAjYoE2YUKtLeHuG4mni5N7gip6YDkUJfDUCjapJgT6ZftIfHXkem5jy2x_a8A12sr0bfKfwlvPMotvU9r5J0uHc0ZqrUB.rn8Q4cYpqENXrIHuncLUgSxqBUg9VHykHCynChLVMsLM0vO4VWONKnbT0y2ENWg0HKWKSLFWqkaYAhp59JHbbZR35iatlFrYoydO9cXN4hvAiqylgzfPHVfHDWu7d0mdb9_N9fTvJyDp.K3PwLasDbT0yBcUngl0sy35K",mdrd: "4jckZKd2w8CQqbDH9SQOlwyBm4jL3KY0MxEkRTHjXJg-1739100217-1.2.1.1-WDILNjGVqiKsCzI3Yu8XbWbS1G_vKrUHcHX0dE0Y1W7AQdhYoG_eO3RSnvtbtmoMslivaIBHX4LW0lKyzMfl4fxVTScmUEc.POQziMIwE5BsQu6A8Ns5MAVPyKxVs_V0vc56kuMG448hDsg3noSDbft7WgWXl1xUYAvzxmcD6drJalOwzfSYCxOaQvjD9.SfcOBWU13eM_Y4Z4gGHcURWBsWWwB55VQF9nBxCApQVqCS9zisq_2VFf_PGx62R6SqBD5MITYTw8gjZWDvJcZD2tcezaRohpLoCJbH0eFkwhC8qGqV1ys1sagqgLICMk5Njy1Epipvb6r3jQThLFEsvUGvWvOGrfg5ojokxwOISnuK3Q9kfFp4V5.v3N8Om5xBGJAikUYtI1xRweToazwKwVq9AS.PQZwogtvQV8jlVHwh.7PDYeHhy9VZpvDpZARe.Gy4KElhuKgQpkvUGLoYAE2RhEqFqHdOkFRem5RM1uM4TCuCsegsZp7v4dVdhTPe698Lf15zb6Fjm1dH9c2YRY2P352cATZNUOgO8v17T77GYmMGdFJ1vLGuw.gLFtxVHgP2dAJ0ibr6l4GBzUfm5v.Q13Z3FdQje2bwxSCa5usCH4QhY4CX2SZLXa0asvL1k0Ne2.WplYgE6BaIGqWLRnYdNDUmy7kBSBv6KSPfjDjfPnwMNJpQMV4_BxUQYal5TEWoR6SDClZ_2rdlZrDPhLRir47s1IVZAboNG5JQe1az3mxjjdjr520BUc7Rq0jJnxYJlye6t78jMntQJAjck8ktgwTf0Yb9nGA4_sFCmddiKhFbUVTX1QC6h9rOc481Dixr2luQ2XDfGWEwVgeWlh6wZVz4eXzQw5WTs_VyB_Y1YsbOOVnbqikfUz2Reycjydrf9qnyQzOrMgCXr.l43_OCzm6NBdqxUUWhDZGggrY40xhbec41.oPjs1kdEZetExPg.VbaTlLKnyeBr6RF3X7iW4lfDEhMDYmoHYPki1Iigm1tVQoQeA3ueoS30LrFuKkcvYoTI2spePDK4YK5JOJEh9Npv4cP9Znm5Hg9dDLOgu7nZFUeIB9vTHNnCq1AJ8lzGieUZBwXzpJzMA3UnIsH_osLR9MIufS8rr4xUzASHNVI.Nfl5bxbh1pUtgNtrp5pPaXJ8U18okiaQ9nPPCZdguQdeWVFOziM1tYC3cZ.ZDRi88y6yiMVIR1uGZ9efAHK4bvhxKgtsNcfqkdk_3RzQZa_BGyWWjz05wh0sUFAKRHMjkPXHTfH.rDqZPTWbDqF5tCA.RhAy_PezhpNtJ6vRUwXoPVmVKHjs7KVxaMixNOnq5PVxHPCQJ23hn7tkAf2q.F2OULPlWKO2.hSfaQElLq0tYhbn2ky2XqGtcNnh.vrREbok3e3Kg0tlYvVRlm53fByjftj55vHn.df96fEDpn4tZrZHyPw_P18Q7ss_nf0VwBUGR8J3yCHvbiTuIMEszwDZHBvHAsatUfaxlO2g9zrjIYBiEKGzmELI79RC6iCdqrZzhHPFJ0mA.wkjvxa63kYCl9nymDWSm.nMVWuPGbFYqd.2a9NKK3a9F7eXfbOCVmCE2YOgxDeXijauRCzcBKEiyOPSZum.nh1MA0N.yMblJ2gjqdN9p7QlqIFtZ5OwKK9nA8a.H2iWAl4pyL1FpDPrF1S3XTlu08FH84KABM0GPznMvG.1kGfAAuTUH9uV_8WDohdr.2Hn0NcFB1FBgBkkYnWLUkw8.66pK6XT4Y5cgITaKj4CQPBB91TIHMZkog_Uf5UNcCug9LHCbYP_hMLbEjJt27Wm7ZLjA"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f37d09a89dd707';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\/3607852419?__cf_chl_rt_tk=QVyipOdsJFT_q3F8msQCldW7kz3AnYUIfTTR0ZGiF1w-1739100217-1.0.1.1-qZobloUzt_HSD0YuThjOohTdFvPAKWA9iRhfVeA63Xs" + 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