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-486741037540.mit-edu.top/post/4972368051

  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-486741037540.mit-edu.top",cType: 'managed',cRay: '90fbdcb648bb8205',cH: '9peoOJX_jLra3bV3rtXL5.6gqae7YIXiDun1IQIsiJg-1739188022-1.2.1.1-CBnCw8cniyD4.kN4emc9msNmQPwVp0uJ8DpMHNjkSK_TuM7PLi4sY5mIK905XvGk',cUPMDTk: "\/post\/4972368051?__cf_chl_tk=lyjqgFrls4JT0EXz3bxaXTNR3yuZoN1OKNOtpCwQdFI-1739188022-1.0.1.1-poww7XiGukX0uTuJqBdndJoLZiKuOcM7z1qMagfaqig",cFPWv: 'g',cITimeS: '1739188022',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/4972368051?__cf_chl_f_tk=lyjqgFrls4JT0EXz3bxaXTNR3yuZoN1OKNOtpCwQdFI-1739188022-1.0.1.1-poww7XiGukX0uTuJqBdndJoLZiKuOcM7z1qMagfaqig",md: "nqOM7XjSbedanMT8f43bceFiBrV58fQFURvuEHuORJU-1739188022-1.2.1.1-la5NgQZMg9jtV0vTH0TktRkpSRGdarTC1SotExdg1wPB586g4w3C4gRrK9z0eHhuUX0Keq9qUSXT3UItia6sMM1S2bg4aYyN_Ad1tpxVYWB.O52vb6Z.4hnBO6nNsdzB9T5tiU12fQkg3A6Fnih2c7_AHR94_OVDagZvIFyxxRV6pBoTkKVhcx16Dl5j5AuZyOKsKMxdNtYAZYAeUzZEaXzrvlwW7RypLA4TOlgXWCGpOE1h321WJBYrzuONVK6g2Qi1y5uLttfG9XFRWdX6wuduVIXiLe6ppytxqam4CKc1t7l_9ZyqYT__iyvle1u8UmEH5eDqhY_z0PuGNvtb4IIQfDQE7JwRnP9cg1iHl8SZ2aFS6TWzm3AUpgU5AZWn0HGXm0Ci5te5.KjH3yLkaKEzQcsIzkfwsVsPOUKdnWKuZWpTAalZxa772rl9G.fB_Rinh7Ay1O2XHFZBrx_sYua1t7c2M5jpNvL8.OVLW_6q6miopdyDS_ttqMzY58Rw_pV7Sep.y87bNUp_Gsh3qro1DrwyedAoAwMiOwSGvKRLuLb9zZYcT4dUFuk58toMxa23xaquZVZjHGj9c19fUNTj3lcQIKgHhuVIoHPVwCCerAM4.c37UmCfrX_DZLeu72.CJWpMl77fIp_0r1vwAg3OCMWOCq18jNsVs0QrHAS8MAJ.g7hy3gRfRAwz1hFPxC9J0OdZn4.2ij6KUQM7G_mXTFIRw8rfutc89FQBCVFztq606K75KT72xO4n2drWLJInDnmLXv5nHz30OtdfAmvR9ow.e3JuJmfyMbUKB5.KOaT5Dfyk7xDc0H9yGAeF4G1oTxpV6F6ph6uXuqll.MFG5SMSX_KJY2rsmC70gecyJ1WhYwZWxYYn.FXtN16weo9lpiTLIexTM0i6o9XQp7D4874SorVtrDYN6bvbfsJJrmYXRBQF9vyPaHlFkF8DhxPC9s77lTEwrFPZfD0WXAM57YUSV7Vp5boBnsypSgDZmQaxBbzx4Axee28L6miyR4Xt0Opl4NzpHkGr6.RghsLJ.dhCLDs7QRpQ6DgqL5sEebF.Yb7YaHL71gAaTllbmSEse_wgJ6crbIvwdVtChfhiBE56pVEpwuy6ITlDupKqhVW3xkeRixEKVPSw05Q91IqIA3i8XbvZY.yENs8wSg7IIOtHBlA4Q3fwbN3pC01bM6wXAY0N_SoiyY3TKHIFyrujTHwQpnBkhGCBL8tmVoTrXAzjKlef3Y8I86GqClnHj9lOpyfdi.vGXkXQ5_mxvSe28RAWBTcD0_eL.bDQaiMtazCr3Cosj4TmZ7dyIOLUNMNjhwPVLpzIAHm7HgUZ2aX_u5_IXu9Vn0qdjmWkDaKjPvYzUPk10fTWRxm22IFds.6WrArUI4Y189azkVosyNZVcZ7CQ_U8tdbkkS7YISA5TlCaZ7G8rzrPTW.iGuBPuib1b6Fc2lDQc95uh1j6dpuxWdiApoQ8YGK.Bbf_7_638jsIGOGEMlldIM6sB1z8YI6fE9adp9svCqS9t96iShOSTbuan.J5HY2fpy51mXTrwGV.rJ9boX.eCQjkDiT7f92Dq1M15oa3UlFRXY.iEqh5IQo5QcwcMGzwRa260zmiwEQQqr0z4ePdw1KT.T8jCMH.iSSqlnUCZzuUjF.2nvevjs16e.ryg_val1qPZdqY8orMnJkJiKjOTf7BcKx.DvieDP5ZpboxTw6pGnDrv1ILcn30QcfIjG6IAy_V2Spuvwak9du5iihKNGxO1EgN4R5cJZsdc1jvMKOOtudVjp.5b8q5BxHHS78X.gM5xjmJn4omj_VSoz7wotYYiiiyiWitaE8Q52BqUxIhchlOTZjJqhiWtrmNxBfyhw1s53kEspTJAtdPv2pZfKkVhVsqL6i7_DylohkfstCmKuniIOG.d3s2VhUx2O.MnWK883sv8Q.ggktUyCW82MUyjNy0sfA8KllU8axlvkw1Q0ntksWT_l.IsM_0ivjG2_V5DsLUbSd.XSmONMm664jrQ0Tf5I2ZQ5YxeaXUygyulIraRBn_2BPxzg40XQzkCe1NCFm5p1gIxjPCWiKmUYhchfA6srXObao3Gvh78RryHEDJG7JqocX5grQoVgzkKjGRIA5nOTjQp264GHmAFu2BR02H.UOcoDVUHfVaqG6rhB5DLcR8h7rgOxFrRuwsee_fugTXAUsWCcv9w2ohN72k2t34_GN5qGOce8Bu_7CBYSfA",mdrd: "TTzPi2A7.AopXKMFoUMQny1yTGyvEWWETRXd5PAdRpQ-1739188022-1.2.1.1-2SwMKvMHqSQ856iD8klD3WgJ4XtV1eBNz_8.1BXeE_9Er7TZBgpVh6AH2z5Iq6G0x4QQ0UIwg6bckV5vk.BLKFMAVLtqHhB0AueEJXv5MYn9uz8tCWxzXgGcpdF4HnmIrvf85XrHjFw0yI_GfHj..wcPGDWJJPJqRemFX5CFRZDtK3antOq8lKNvkyHy51WvpFI1qsFllMX5SbRKWWbmYWqOsSqhTlBTgBBKIpMbMSI_5PgTCDlvDINDHYb7_FVeQC5lh61QPWHbghSnRbFfN8sLmmmCT6brrIgqBGWaw1HyI7WhZAnX_vNpJ0MyaeLdVicU9lTqw7UTjuMvaIQlUSS7U4f8FS2yKBNQ_CHu1r10PIq8g_9aiEOHBH8b.tLeyuoMCoy3CpDS1WD.YzzMXduJ6BSdJD3kpt0mjWGtf2b2YC46ZsypfOIBkvP.74gUWwSnHtjHUS_Pwccxzr89_vd9fqxlZJYl0ofkgWaMjvb_eK7R2ih3BRCZwW5RSyID2yP3TGW2xN74nGHlaVn5Z2osj2208a4AJ03U9E20Vnm8O1l71r2gXvHLGErkh3MgSLH8dyqbME_XZlJPW_HYMOEQsrjVW4RifhAdVVT27idxT0TgIrTtELK6rKRJvJKzx7Nx.F8sohaGI9OwS9qLbt8ESYwWl_3n3eOmBTHyBg1x3Iqy6I2TNuImbQ4lW.sCgQoIIRdjZhsyx3jqRCkUDMaNJ0ymOZkXRLt6zNhCeCFppwoXebFXojNu2uLtx8O9aGrX4bRuBGgfy3aCYaNNANwbspS3pN1zGaQGUy7x5ZAaJsEZ4VScFVJPUA3K3r85qlpnmkZupZgL99RwMimwKZAgl2kx3J_FPXC23V950zSBkoJ99wjckSxsT_rJqsu1wX6xC0M4m0_CLu_QR2.1xm9uV1TIKmlnSBO1T4UaNXsunkI2G1o0ExOtLht6UCnbjhIwlKHrLjzoqMYCmF2pOQRGEZfHsPkVTnbqNAMwhYXi1tYdCnMggp3VNVIjMaL2zriAxBNK0Fks5XKNT_nK35RjAaNR0WAvNf38FlVUQruhS0uriE50hwA1_mqwLAtqEjD1.LotwkdZpMg5IVrJTiYZWOkv8EgOe8KoUTisiu2cM2ixM68Yzc6.VB7Wjf6H10gxcLKSHXlIBLgohMk5_uUoB57Xq7DmqSduZk_nR3f6iRr7LLqb7ZXmMBNIo_p_mEOj7N2qtzkaIOzfQ7ywfFxjVS.2XAvpvxmfgvDIcFT7ckMwW3nQLBCbssvAnU4V8DfKHdVfMPTKbmFGeQ65qS0MxxeInLLvVA_J8bVrTbbZSIVqNUodCgT5FyEQOGbDqD9v_m4CNYn5O2kl6xX7p0hmaL2JKyrYD7xB5hkYScFafz0sd0owZoKM.M2YufBh6DhyKabZs2D8BcjJuwob6D5wvNIKkK4eV3me3womi95qSgi5yH.l34a.7W2yzcOqwT7rryLiKmlPBVUHPhDu8B6ag0Be8VuEp3ZRmp42XY5euJydMR49PmNR1KnjAhfRluzz3QnatKQIziBmgV0.4pFkIKAagwHpZCblxwX8iwRgsF7bAw_C7PxCJBldj4nFdR8x52a.rrrQ6aFMCtPx_AVITCSSVah110S7UmU6sHfKchQ14kcvqiMQFD4bAKFo9Zl.QOlXi9vHbDcZHJJwsVI_HSthFK0007Bt8Dp78Vbm4heUEF3JUC1Brp2QsY_ODNgYVvtEfo4_OfppShC5XCqIGzMxwGwAuEKhi4e_z0_2aHGYqUuixk0KXBngrmLvFJhw5Nnp4Yq4jC1UaXYe0QxlwJWvHr_qNEB0vEOP8Rs"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90fbdcb648bb8205';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\/4972368051?__cf_chl_rt_tk=lyjqgFrls4JT0EXz3bxaXTNR3yuZoN1OKNOtpCwQdFI-1739188022-1.0.1.1-poww7XiGukX0uTuJqBdndJoLZiKuOcM7z1qMagfaqig" + 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