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-568294333286.mit-edu.top/post/1289047365

  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-568294333286.mit-edu.top",cType: 'managed',cRay: '90f7c5beeb942d16',cH: 'BNM6QweUAwNsPs_L8LcF9ME8csxIF8B3pkg1mNxoWew-1739145139-1.2.1.1-cu1_Dnn4NrDmxutYNcuoxkugi2AjhnhKlZAl11C3JbJnYZPU4ox4RbKbHtzEBSIp',cUPMDTk: "\/post\/1289047365?__cf_chl_tk=a7Xl8AUEI07AztVncQuEYRi7l6ZkmL3lrAfuwODmJvw-1739145139-1.0.1.1-e8fLOMWVI.o_41xt6PaZaHy9rk0ctCQGzo1pPYkz98g",cFPWv: 'g',cITimeS: '1739145139',cTTimeMs: '1000',cMTimeMs: '390000',cTplC: 0,cTplV: 5,cTplB: 'cf',cK: "",fa: "\/post\/1289047365?__cf_chl_f_tk=a7Xl8AUEI07AztVncQuEYRi7l6ZkmL3lrAfuwODmJvw-1739145139-1.0.1.1-e8fLOMWVI.o_41xt6PaZaHy9rk0ctCQGzo1pPYkz98g",md: "E46eGEvVit7wpKr943CyaDUKJZI82nRf4o6oZYmGoPU-1739145139-1.2.1.1-yctGkbiN0ULXIUNxmQwv7Yn1plsYBDjazOJ9bJ8FV6TT_4b5IDconQVrM7RJvHVaRhEljTA8qpfLeWUxk8yHwgsgklbGUrbUh42d7tST3dfpL.5oUAL2wh4jjjrNWw.aLqHP4ZBfKmdxX8OtIRffSLE3L5urJAzh3yXl5qNUFllzPfg_xiPuhnSLmvgD_UQ7i2Cr9eEp6P8GnXwF2fA.ASDHZyVUmbZcujgS66pXqHQ4IpTL86KFcjIdATbEy74vJapBt3GJDrY2j_ZMIjVmZZa2h348El13UnVFvInziZFM9kDnT5J8sKWKNpsum.H9W7z.lzMoxcXMwruXyIRue_mluMg3wbsCXc45B_kL25coXAB9gTAnnxtkYFndsSv.tqnEYGlXme0jCWObHqO2FMo.2KlhL7bCnJXbT3Oaaovzt7YAM2J8Y99k4_7J287Gt2RdxI2A6fUeurXcd5CBbWikOdBn2VWmsJ5t_D5Mlsu_efyOtIMYX1u7nOQZZ4r1T8Wjrmc14a4_kwYUduqR.KW1_bV6zm7JAzMsrYTXASSIH71UI9IczruP52e2_KAOXi1G_Ucpq.2t892Pumlmq7jMyX8FybngraQ6cL524t5qIu7NX2qXnqY1wRkMk3XD4Je72FXyrO3x1eGNpuLLsnsa_UmjCdiWH5m5h2c_5oIg5CXvbbNok.RY9xJFAFXayYm34oj7CL5Xzpovw9gSCyEWOauLy3pchPpvPjtSfmN8oMydtEFJBVrqu4FS2S52Hb6vFspf9uGSN5cmY3UnwfhELZK4OJ_2bxxsOLwEAmnr_4vKCYJzE7SaLUTGNfI1NWO2gsqJNJc6VMMZhTBpQ0rngGFzfN.JGvJ_hnQY.vZ_FOI56IKw7j_I9L_LbRhwmMKytA12SF1T7B0JJkQTEWHFAgVWZPNDIeG5PqrDxujoEvLoqwt2zCQDstIZJ9NfVUz39R1RY7roEJAfcAGxqDAsSHg5r7Pjnysb265s34oLh0mGYAbRmizqKyPCOAWkOowGexSPgejpOBhe1qwEzfrKYk2.uvq0.1KnrjicNHVAwVCUAwPSLvyk8FcQBKt994zPMu.NrJw00fmYPX3PokGmu_q28aRi45uvA7ptgpGs02xahDixohuHc0i5U5Pfbm_rSpQBaB2PgEouePFXuczI3t9fcbBJgUBymqfTdXm.3o5IjrAL7UzVPWmBLmV4f3eAPF2AGNJXUak__jCPBYbpwYkoLVs1nLWfNms8KlM1Fiw47XCOPlGjzuFNN1Jpwp5avDvqQamIms2zmYty3K.4BpJA_P22OpcqC1L2ocxwRg3NNXaOUeSVm0FJO2mzi4bS140llVcokqleNR4DaSRGzQXNaPNePQy_A4kWLjmGPF3JEjRydby0D_VIIHoaNk.TTqo7NZkpk8syaGeccBAkDRPirBIKls2LkDSQZ880CEvqfIzbKxY1lVhXE2.Vzi7xmGZh5EejdNGxe8aoFHqVD5SuZ8FFRr42LCrX1puo9AvIk0ZxZC59CMjmE3gxueWnpSan_xLreobRqsAz2w0PHzxT2dPImbiKW6rDHuayBi5GKn5RQT2Smm0h1M3ZvbSY3hpcUb1n7blJpRHwa_1vugVuat9SDkjyhdRSB18m1lraMz0X2hRtqFPhDSly_qDrCTr31VwQGaUkt7Oh5HQAPP5g7AdNPi7OiiQeLT0OqDVr3N13C.v.73fPlPk8PQhGc1v5pC4HjhkHCCnxS3myQvxNRv5ViOfYkaV3IzYitbXxnQiczh.KL4aL.qKHe5tLLLwa1P7kH8OqfMeIfax_2Jba9gt2L_rz5sDxxTqAOLwwNEgG1H7PmXfQkUUYyFcSZy.LzNGa9zvE13O4hZd3jqfpV9rVZ835kYUIWgZDOZDl_0xSn3_3jKU1KCEBOUWivxCQOXwdCXGlYPX2IyDZk4seVl34cGGZ0ixXs6qeGZ634sN9UB4KYj6ZtJGZSgWfqjVpAWXlkCRZL7yFZDLZ8GrRRIm2RgVe8rOdGrPY9zJCyuhU_pVS66g8Fj1W4Jvr1DT9VKqgqYCVfrt9vunxzLcrvxTi_m3f3Vep06bdobLfgu7udQzsu9yeIxrXSn3qKH4wd3sLMt9lmSFNk8QXCyMcLGaf9QYbF_6RttD01DtKFigZyUmADBiJuepXK1O7xKItr7.eGgiiAJTkRWOpDqu6vnbvnydvKgiGxoDV2yNSwSBqizlwwv0dHGb9",mdrd: "vb4Gb6xe2bgc1n8MZfmx9wW7XUc4m2.8IZdewcNJvhw-1739145139-1.2.1.1-cepnLsAlRXTj2xXhOGrKQCOlJG90euXdvVY1buMDDENjknprtxRwUFwPUzbocqu2KL9oxnBTOsaSyYOZN5VOkJ1aJWY4lMLRYdgrZWUbuBLtvNPLdjGRNS6eW6fW5kW3tGNMdlHmIdM8uovMVz2mlcBokXjnYkNoai.QPTOIQvefKg0qH7sPvEobN49ErA2BD8Bg8KZ4Mm8qnNLzonb874qw9_lVIdWK9dFDeJ8ynM_XVRFIIyW3s43D7Jvkbf3ErfoqCdONVy8Kes.4Es38m24pCQLzVeX4Y743xbf1XwdngvyXkN1uf1ALbHuJRIVm_WAPfRuykjNiUFXN_B0obtg16da9PkuJLYcA9JO6QGXkIvGvWHAI6I2nqysa4b2qeeu7akq5L5xrrIi7GBRpf8aj287aV.PK0lk5Zz9BsHgDeNeCc.eeY2UtNy6GsaYknsqoNFiHdyOrP1VN2lBPArYqAlOXskltPsQV.O47ojO0DIjQNLYZKo8P1yy1.6FjQprxqb1fiFJOacP56Kx9LPBqnDLY0Y3odD9lmYdt6u.1aq.GRAFJ56t0V71FMvz2_HIiGFC_K1symyKSSOU9_sqN7GL3FXuG0.17Fa9SNonzrN2D.kl2JjEqhtpwKdRFmy6VllSxcz47yEz61tzdC_RPRQlpVSBH3b7x.Zvog2J5Cmm48myTMiIp4VZDkZW4kx9.SFz1FYyOUNs1Dx_pAxxzfYoVrovr0F0pdxKOq2SH5r670E0aCzseo.gUOOMuHMnpZHD.bKtae5ZLPE4KLa3Jhu3S3WiyZBY0gr2NQTxC4gwcMXoM48i0MrYVzaBZvRm5v2vefGtFdIKImJT3_FUbKBXy4Mof.KJgVPkV_VyST_gblfDMEdkrTEBCTbLuZEpUDzG6cCiLyHAqIB6VD4wB_tgZ7mDzpgCLRh59E.y36gCCMRAcsKeQLAVNIiwYZvoP0i8PIjqApQ7vtacop.oAP7kVjd8fqGXqGcfBGJZOqk.7s7sxxrrRwXQin2nf136PQed.AnwWMJIWEhGa3pm9LUHdwoO1lb87TogMsReYtrCvM0debBASi9H7BQD.qP.kTO_VLEzWxzjBCF.Z_VAVV_5FY0nUG3KnhoG5rz3QE1etR61k1BUlfn293LGJ_1R0Ak4Mo0sAJZnOoYDciXbTvnF.wZ84P6YIDCUvRWbNPWBZOle0.4wXvl8uiJ3RZUx3lF7GhBuU5nmm3pBXfIgBVKiLU1ws1ixpWKqT_A6jiz6lhpcR6oGwym9wg_j_C2PIwG231onzSgs9imBXCws7Af7aDuNcL6YgQLYDGFtcNd0mysCofbchDyYxo6B7c9EvXtNWcvzRjgSZ8QBVegLrU_LgFuwRJtzsOzPRyya.0dJJJpOenIDnERsDjKHPDGSFwmZ5ZwkTJcTdErT5MqdQTWG2D_9_5xxDexopugTxlNg4nthYfyj3_Wevj3MLUIexK1yphBUHpzBN6Tnp349ieTJ1ItqlyR_OxeZyz1JVKXcXrlC3tV.cxf5FvsnD1uPxnCCFY5uO9AEKGAFX5IkHrhrLJN57clQhbQt8J3TzHxxQvihk48N5APjuyp3cEdAzUbeUuJUGO8MzdGV7hHaaIRVVEXtGIzMwrmrIzb3deqdLSxjWnC22wUkqGyI1YDaXPQNR8aBsWBfhh0zeJsln.i_u557sZFG1t9kOQ4lzph0mjYE.v7iUcCV3xkR5hS6CNc4JnZhPKn8HqVd9DG1a2NzsyU0rCZRPyvLT6pA.gYH8naoCJw_Okol18U8B7V11BrCdNVgOGvaNDXoHhgWpM_fnOGifMvcengA0BE7d1.Hyruiw7en7_3T7DArL"};var cpo = document.createElement('script');cpo.src = '/cdn-cgi/challenge-platform/h/g/orchestrate/chl_page/v1?ray=90f7c5beeb942d16';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\/1289047365?__cf_chl_rt_tk=a7Xl8AUEI07AztVncQuEYRi7l6ZkmL3lrAfuwODmJvw-1739145139-1.0.1.1-e8fLOMWVI.o_41xt6PaZaHy9rk0ctCQGzo1pPYkz98g" + 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