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-530558050442.mit-edu.top/post/6478902513

  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="360"></head><body><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-530558050442.mit-edu.top",cType: 'managed',cRay: '94ad9440f86af493',cH: 'lO6laGK1cjwIWdGIitgFYPJsj3up0aRk95ipglX7llM-1749104583-1.2.1.1-f8sgDUty7Q.lJyVFJRCv7YMGGMSv4tGp5EVHLx6PbD2IWusDvPPa_owwfoR5rFTx',cUPMDTk: "\/post\/6478902513?__cf_chl_tk=4unagup_joPmFlX3LLHXDYZnQNOi2rGD0Bv035WwAq8-1749104583-1.0.1.1-Yvev1mj0frVaGqeUBRSCyKfGpZYTbVk_tuckpmjV.Mc",cFPWv: 'b',cITimeS: '1749104583',cTplC: 0,cTplV: 5,cTplB: 'cf',fa: "\/post\/6478902513?__cf_chl_f_tk=4unagup_joPmFlX3LLHXDYZnQNOi2rGD0Bv035WwAq8-1749104583-1.0.1.1-Yvev1mj0frVaGqeUBRSCyKfGpZYTbVk_tuckpmjV.Mc",md: "hL2n1VUZKNrm3LJBL.CiPlX5jtJNy12CwV3TTd_3w_8-1749104583-1.2.1.1-.lQYGp2bN4Fd6QmZkccANV3Fgm542Es0qjzjbR14nscpVWMVcw_f2_s7si7avMbGIzXsU_gNuQFPxQsV0aIfZ_U3O6IoJfVDukrSG3avy6z3P1hco9x3XjC7HwT41MjeXLz1RDGakfPKcd3M4E7sTlY0xiqYVw0dor8yCVvIkFEK_DUkw2z4w1KFIHxl8aJotf_wPJyaEg3U.0kGhecfHog4gXUxqe8kiywIlSlEBBQ7NR3M9jx9wl3EywoEVRZ3trfFkYKOvJRkB71HxYYfqgbk8iVyGt3ZO6jNEijGTtxeqZYeYorexx7DozVVDUJF9U51A.8WR_4iLv6eNcoH.CZjVWnUnQobcK_LuKr47VUM6tzuN5LRY86vpJCxfVq.JYlJToFD_jIUvwSF_9cXaJl8KkSBf_aceE2ky8SwvmJ53VEjGMkDEf7im2qAv_f.YizmZqFFwlu4tUdtte2aB19ZPSyvCHjYjiKnE3i3tH9dBhNf5yTIPXMcvNvX4avW2_e_c168vgUIPvHslrtTvUPDUjwRJjDfzpurX.c_YM.OJtG8tOFNaIALRzPCmKenU.Wn86r1AXJY98t4ot_HD4_ZVzkIzvWlrgWZ5CKeDw_63688QtIMD46dnwr2KMdH6.SxeyoPGzzvuVjMmS1kBp3yfvjkt97i9ceAmN3qmx_JIBtG0hVCCzSj_ymxBLthdyr1_oZeTPuGJJYLZgCzkxMk6x7cx4KaRu3HIA37L8jHMb6OxXV93caMUod0RJBat7Gf9VbszINZRyGSW9gwNZADbJAVC7yCgAHaH.nsBOuU_HCvEDhNQmqt25kGJkT81MieKIyx_Y8uKRTtSKjoeA",mdrd: "6jFpBRRi9PTmpqxv_6HTOK8FMD7Oub0d5otszDzsFLY-1749104583-1.2.1.1-5SFuRg_DxmGTkQXtz.W9jK2cHAPHlM98L6l7OSrZJDbyOvLbuEIL6Mcr9uNQkJgAIA9TyglIm9hP4mOIv4_g3NiMGs4QfU_1ZvCGHjr_mpqEdEqcZ5LgXuIIiQZWZiX0zMhmAMNzPsp4HaIpSeFqPkIIga08y.Ep_fLADa.orhCZfVUEl64pHADlHWxSqEqeZky4AOgyxpbtYwVKmbqJCTnY6_h4L4UI3XCv7_PCs64Yfy.z8_OKnIYdE00WIRbA11K5Z8Ltgtt32a_F9soOpzoHB5bHYdFVMqsw3FBN2dD.FPDB3q8Triw9p5rAwYz1G9G7TQ44YXQLDQRep3tbteWKS3.pUHGvAk_IoQFeP2UHY2X4gAS2Ptxt8EPdsiZ7u6NE3s33w8AiC5YsEEbpA6AKG2oZb3HO4aT0iS3w3BX.pMel3H_vPgxjUqv1.xmbPCVcGso6eEicGfpAaXtdR6e3iET.x_ThB9NVrszEm7ovCiU16ElgZvp2aT4uzbN5Mop6jOv9zru8lwl4sB1MKXHFdox7VjUSmRagxdKhvMu45yx8AsTun.EQOS6xJfvxQyD16vJkluYATTS0BwxtsaZ5HkN6_JV3.s8WYL9t5i2ZPih7._w64JIGRxWLxrLkzmShc_PDAl8ETGfSS9FZTz0bYeZKpFFTE2mqbRFAEQcKN07JjeZwN2J0uv1DmHrziLn89zFNhWCC8tBVfmpE.kka619lCTRRgYMEBsuWGTbEGTTg1K.ejFZn_9axl9q4tGDUutJ._CIsvgyROi83oNmvkybNpaotiXVfctsVvQT9EtU7XeLankUMD_RkszXWC3bMDnAr8EJTt_8LMzFZok_bAfyVP6K4Flwg9aIsln55CxR8LwxgDOm9ZY_i3r6I.YsEnqQBBlU2gUbdrbDcEwJBBE6MqvGyN3cV0TaS0VKoYLYsq_Ww4dGuUzDZT8yFViu7cBFpTZL1aoUhBaYTyfBgAB5C9sKH5ehKL.ULSIIcCiBZ9jjclHc0MFoF3AkT4ckyaP5OxKTl1R.AxNem9lHDUKgkLIUBkj6ybCYCQylQtdO9Z3dl3CSIqN6P9OnQAVDWJTSc2k4TLGLfKyAhVi857hITVgkQoLdaBNLaqJ6hCMcJ5k7Jb.Q3QXh53CbwUVoPyLzPQrsm6wfqeuyLjTkCXP8YFBSazwPBcZxTPbzUPw5sOKBq955d_F68yUJilFdhiOSy_vR0gBA2lJX_YXcHdmqhmu23gBdHwtuZSovqP40MyTuiNHfqQjeB97Ecf4IByZoRxIqxUA7SpZu5LB3MahcDDYU6t3jpWs2BtPmltQCJJFOlfLSbkIbC7ybCU.VWy1Db.hfO_12Hm47L.zl.5RoIHBnWlomkDXXRgYER14b5MTewU6FCu5QW4yM2ALH8k7JozLbJIWgshu0afEhI8Ca526vo_5_9Etbzam4ESXXuQYtBc_EXkKpk0FrugpIa0on3SftZLHRvZNT.hllVEX5eM78ftcCWunxKfduTOflJckzHjMV2FehuFD5c3IlaQBIn3PFrDiy4Cm1KKkcY6IgARI025mDxpJrEOzPOBhJ93lsndg.1IxyfCR5piOBxODY4inqIj1IU6TOp8dGqPqIvA4lvJgPTQr5FQ9ozaxM.QpQz3JWkHAJWVW8Om_LoAWZiR4sQk1XgpsW8gT7fYbDPlP.CNRrzvT0.6OUXgC0Ml75U60valJoMzhDjJBYp4KeiS8NML4uq5_zuW1si_FZsjsm1ycWBMSLf6dx.7EXXZLhMTWy3QKXBB9i3vwrkCZfnlGyFc7meDHLlJbFYjobacj2D3jkTmorkcSJ0MWdpVSJpHXWdK2SQHWEkOGCrw55.b6mnHWRMnVdH_vHBgFj9BzSNBWdJzqjM6Sg"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/b/orchestrate/chl_page/v1?ray=94ad9440f86af493';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\/6478902513?__cf_chl_rt_tk=4unagup_joPmFlX3LLHXDYZnQNOi2rGD0Bv035WwAq8-1749104583-1.0.1.1-Yvev1mj0frVaGqeUBRSCyKfGpZYTbVk_tuckpmjV.Mc" + 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