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-302866954043.mit-edu.top/post/6230185947

  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,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIzMiIgaGVpZ2h0PSIzMiIgZmlsbD0ibm9uZSI+PHBhdGggZmlsbD0iI0IyMEYwMyIgZD0iTTE2IDNhMTMgMTMgMCAxIDAgMTMgMTNBMTMuMDE1IDEzLjAxNSAwIDAgMCAxNiAzbTAgMjRhMTEgMTEgMCAxIDEgMTEtMTEgMTEuMDEgMTEuMDEgMCAwIDEtMTEgMTEiLz48cGF0aCBmaWxsPSIjQjIwRjAzIiBkPSJNMTcuMDM4IDE4LjYxNUgxNC44N0wxNC41NjMgOS41aDIuNzgzem0tMS4wODQgMS40MjdxLjY2IDAgMS4wNTcuMzg4LjQwNy4zODkuNDA3Ljk5NCAwIC41OTYtLjQwNy45ODQtLjM5Ny4zOS0xLjA1Ny4zODktLjY1IDAtMS4wNTYtLjM4OS0uMzk4LS4zODktLjM5OC0uOTg0IDAtLjU5Ny4zOTgtLjk4NS40MDYtLjM5NyAxLjA1Ni0uMzk3Ii8+PC9zdmc+);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-302866954043.mit-edu.top",cType: 'managed',cRay: '90f22a5a8e6b07fc',cH: 'qzouq3.Z21XE3CBNaI_rvyt9pb2hl9cWY7kjSKJJ.M4-1739086345-1.2.1.1-blk8Sdkju3RLtmciKXkC1sj3TUC7coBO1LQf57t45AkUG.wJPGbxJxj6yiNOhjK3',cUPMDTk: "\/post\/6230185947?__cf_chl_tk=AlAPtX7gNyQ_4CnnIiHnWaSQbcPRubLJ5aUQc3acrN4-1739086345-1.0.1.1-3UgMRznuI.kF_tnn98wRGg_OYOkxrcRq0.qc9Qx0_h0",cFPWv: 'g',cITimeS: '1739086345',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/6230185947?__cf_chl_f_tk=AlAPtX7gNyQ_4CnnIiHnWaSQbcPRubLJ5aUQc3acrN4-1739086345-1.0.1.1-3UgMRznuI.kF_tnn98wRGg_OYOkxrcRq0.qc9Qx0_h0",md: "NVvSxmfLrYBUkP7LM_oaQVGqmKqfp9VrEnlBD0Oc_Ew-1739086345-1.2.1.1-FUcuNfx.fpIFwwqMo7ZgteB6Wiw6WjFA8bSpxmZSSAy0G7lKSPSnjw07KwKLU4HXtDSoiwYA6t7Wr7RUdAI.yANXxCpmb28So._9yjMxZo9OJzkiK5Bhl0Z5czVMrHlYKWvgfZD.huTfGSfSwlTwN5yvfFpAFcdh.g6EMJffS6DJtTgaBnHbD_nvHYusMCR7XqJXtyclJ_oNAEzNYj46sMJnL6cCOJKSQmD49WUiDRR2HwvEhu1u3zwoChVVQqWPkdhWNDlzQ77Xw34zDrRlaZmmBn1gHGb6dnIYnzj_TqApw2dcEAmp7ILbsV64KkpP4E0RW1M_zQD9TYfXAECv0KGQQ8Q0Rz5oofBu1GtWDBYYZ93oDOHCw9VAn2w14lSMlhMPq91gWu5lw1Z62mVaayTb4RWkI1S7TZmZR9oSlwkz3pPnIm.EwT0MAKF95i9_D179eM7Orve5CJvO0aKr2nsnQy1lLJpmn.LIpUDc8MlHsxEtlm9fYvCDPYw7oP4TZ4PWf2q1kuu8T3cKEjhpDNrG14T1H_M5BjquXa5OXId9Yxt7OFzXqvNflS.RmOC.imhfMWShv7RRad56pGai8nR2p_RYNy2I_FbUZyQgK7NsgxcANAeGbqx_e8NSWjzuOcgjSfNaGu1vi9i_kGbrjuQS4E2hIf8Wq.ULvtWNzDPcHHHSqsKfZtGcbJsaTCyOtX1K1dsTiQk5TwPuEQuiBmEY4qrNQrMFfU71bIn1rinytqZJOyK4Y4UNjVzVWU5GVA2l9GlMd.iOK5jgXhbqIiHXFzGJxGQUjssv0t0JQQnwzrr2iiqoBidN6LlNRanNSCw5XJC4B5bhdnJ80aLv8KSM1Gunv7MupL.7bwinyPLx2Fproo7IEaa2njxVNffSzJdEZ66enQsd7n_uDn0.e7E6_n7fooR66YuDQIrTqUol3vjpywWnZjps5vCvI5Q8oJD9TXqgDEf53ykb8y.dZafh47aqDylhzNFV8vHOA8m4Rug1qVAwP7c4G3IVB25FXK2mbJjcchxLGHK5lYA.nrDZ9mnADvjN7rp29_unllZ9n8WDJf0Lf7khARj0pMCzoDCrOYbeAZDBHWK0n73LALGbcBiaGmETPS9PzIVPctVktv0BN.Vp5hUUumKmfnHM30hWtQBzUjT_H1FEfHd2fCphyG4nloFEBupP1MGesAgPj785HW0rIoiZexoh1W007GcoFYGDg0251GWixnaw2JwzSTvIjUmwt3Vhi7LpzYVdJmGeghzMFRo3D7fGnk_TyEBXyRczQ3wLP5tV9FqCGYGJohD6rPcJeJyS1AAj8NVCa4X_Il3PyLgkgzjsLI5fc361Ovy1yPjo7BVSSiMUDEyBk0uANHUBMVYyVTN7fppXHIqv_WewBk8Mffh53AnuL_i.xV_OY4gZfcVb.d6Vtor39KugMH1EMDDjqSMuhDVFabmFszVly9OZibwBLEv6liYmAgoULVCHgMYx2KMVj055Km6RZe73YINfMINYW.5UeZXi_pD6W3yPW19kebKqQ.gkNsWmsUhm9Fsnfstm_FjkTRuvin45dsO3GTM_YD9qx_LGhQA9FXlAyhNv7Mf_yE4OGeIAYvMRRpLq_CvMnab4srbrcRr1Pw8VNzxdD29NgBcNCwLWV_lvPOQuTqJz.Sb1fMIhTWFCKJWXTgJCjXDykiOjLTgQCGsY79PNGOYUwZBf1vVqC6zNv9hc6H._XpRb_GvFS0uMdtzsdJM6GjK.i9Yy_0CIl.1LoEmTLDmhTHuF2D4e_OjJuAYBMb1v0xKLAxVnICNuZabxNUFSbMh8qFPLBJ7njf66ruXy4ZXaUACS2h2ByFWQJ98y6N9VEaeLqwYy5voP12t0cSOKrbqSd0pSTw1Eyweq70.MTfrjjLI9MbScjAyGYoeji9wLHy4tJ58V2uA6Y49sXbKeTbc.ji580HxOwWQT64utMJ9wGgu1fSRc3naYhk79IUGmIvJZrZO4LlH3QRTmcwHlyN_65h_lHSc9LhnoigZEpGs9JI_bSrPNr8a_CqETR6vM3S2RwQKCHHH0KNqK73C6FNTPD94326nGSrbuX9yjf65d3O18BLW3Tl6HOCsleejyB9bzuthd0tyryALj._s0YHs2q1k3HsWOW5p6Ml6COlQglZKWz5BU8Ny5ON5vELnGAcXnDxMC2P6fbrFcDsaKHDP5B5xuWBftz2DIyTGBjef7dxrQAXotcLr5F4cL6FwM",mdrd: "8NdKAuwoSQ53MDe3P8wybJD46pxbTN2BfdcjQzn30Yk-1739086345-1.2.1.1-BLmyGlSIBNcn4xLZnhiYNR6gGEk1KcD262Bj8r7PelUk8ASKv8qe5tgUDJ6shxJw1YiUxcyHOD9RnU4edGgnIcoxW.7cQ_shIenGBbjpXwHOxPJMGUNHTHAhwp9fGe90Px6yxbsFcX7JQWDZ3nC_m6UN7_.5bOUMPOlkNCvvwkAfzrgBywmRuoWGk.mNZrEyM7tMH4wFe1FwZi3YI5VdcVhFCgwowLwJ_3snyYdRpwAF.MVN0JzzdpgaCIHVETHJgLgcI_5HOKnpbUfD.9on8VZM8y6S6ruYEIfjjREGcLHUEtaLKcAMUGqj6jr38KZjtVQ1UybBPJRWuKXPNQowX6qbxq6FPQyjfRdKmrqbUvKvNPltYDrIWXyRtqr65A5KqGyv0v_CoWuF_Wev4b6RmJHjFAxehobwa8t_7LjLR_kq23lhCmujM73S6n_o2s.GOGkVBdxmadBMD1at2iCQ8K5h4UKRPe9Nl.BEtjmHq36JaHtXVeE5OZndObJC6h70WkgGIhHiiB1AAA6c5lTPUXD5SNPoiqHOh90HlGkQB4FPrfAsdHRx8lmX.tZwh5Cd2ZGbZ.dbtVe5ELzC.SPeYN9lIRjLNiIxWfbbvrdssxlGCROh1xxHNo8cN7YXM_8wI9JZB90xBXQL9p0iJVeCAn2kU09qhzZSQP19EvYcYdy.e6anf60Y9SsnxeY0KzQFL8sec_tS_6rLOBv3tr5YVUyBo1fY9TdS7_XgZFzuF0Cq0NAkq07ONULSqGTwr_Gb684lZpuLYlFwIo0P0Hc4rG.YwsIofoJGq6BW07997PdFph4k4C02OTVCKlCbBbJLZlk9ZWeysZLjhxGMIFfsH6qI7cf1vSvjL2HHfbmSyzJeWfIluOPSj_i6j..PGXBCkErwTD134VNqAfqBPmQDV8atfRJgVOTKbO9HHF3p4TOyBTWDX1qYDnBercvbnP_GTvo6hZhOhzNaQjXDwqvzIBqXxndejegRA_D2hXgE6Ab7tdYcwNhq00DpThQjvBOMBL5IWq..RSbyAb6CkPbxARGIQhZmRNk.zyA5Ai9Mic9EA_Jy61ifSblhoqFljgNImT1CWf2BtbRqAsSL1Yw57cizBFj3_n6OLsOto9t0ixMKbKAtAh5xhjylC84K2XuueaCYLgFJTGfhxPPqbStBLQQ8_ZINHtsRZ_mw758qC_DB3uxCx92fG39M4wcWkjzxkBIAkgMG7D6W6Lgj_qbVHnLnU_FM8dL80BN_8SUW_C8HOglAVToffvDfuW1Ypifj1zX10C8PHaXx1v1aZyjyADCB.NmiVoS5n6FEWG6nv7tVz9D1adQG0wdASdl.LAXzlrNh2Z0RqVYImO.NCQ.nBARooDpEYY1Q5sIgcyD63F1tav_gq9JvFSRXNWo95utE0Atlu4kWbve7hbsufO6GYxQbxOQ4ju54J9xlB55bHisUGdnCx5_3c9ByvoGmuMjPrmlmIY92NAsywdH.1ZDROnqbkTpP5mxN80V2GqSuRSdMobVFQ8sBfM9PO73QU14wCaQZz6nyRdaxEZKrljMu1PuTJ97H7JM3cGBPSGV6wJZnhrIJzo1F9pqvvtVORAIKCxcUFJYAU3jz4Wc3F48_pCrJ.p_Lm54AFL9KGcfvqH2DUsjDd_3gDA64pDk9iw_MZq2t17VITfRqOqzXbWN2rjeDNYnG8LJ_UbU92TzRQEEUW1INQhIRScgbyWd6Y5mfxrSyuAMaIH9CHQCkWHjKLscYT3xFSI.Dnp.sZI0DupCRHuAsHabvWo.263iZNFBlMfHXMilEMU94d9QPs5OdfadfC5wql3u8dVTqTm_a52k"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f22a5a8e6b07fc';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\/6230185947?__cf_chl_rt_tk=AlAPtX7gNyQ_4CnnIiHnWaSQbcPRubLJ5aUQc3acrN4-1739086345-1.0.1.1-3UgMRznuI.kF_tnn98wRGg_OYOkxrcRq0.qc9Qx0_h0" + 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