diff --git a/network_presets.json b/network_presets.json
index eab2f20c..5ca6d3c6 100644
--- a/network_presets.json
+++ b/network_presets.json
@@ -4,12 +4,12 @@
       "name": "logos.test",
       "description": "Logos testnet",
       "records": [
-        "spr:CiUIAhIhA6rD-Sa1mJqHOoYMk8yad7B4BYDEI_toNwb1z0cYIRu6EgIDARpJCicAJQgCEiEDqsP5JrWYmoc6hgyTzJp3sHgFgMQj-2g3BvXPRxghG7oQwoe70AYaCwoJBEDhQ42RAiOCGgsKCQRA4UONkQIjgipHMEUCIQCulmrBDKTTxL8uBQYtEfp3_n3qDZFbO8lZ8mfIWHrRBAIgNXpVlWD1VlXzbGuJ4t7u8b7ymm3AYwm6-KjUvH6NfKU",
-        "spr:CiUIAhIhAsFwlXD-3VpX-Pa3taM15wdL3DS75l_dpVCIFhdaIKYREgIDARpJCicAJQgCEiECwXCVcP7dWlf49re1ozXnB0vcNLvmX92lUIgWF1ogphEQ4Ym70AYaCwoJBI5d6vqRAiOCGgsKCQSOXer6kQIjgipGMEQCIGaofSX23DDUcWEMElHtlaFbLAsM0YgrMB4UwOIqPMb8AiBFRodJ_5-bkvoLuPo3K2nMGzKXZqXnII4poJhhopSo8A",
-        "spr:CiUIAhIhAwSYqf83tfZom9eGFFdXXea-dblO-I7-I8B1kjhfJeEAEgIDARpJCicAJQgCEiEDBJip_ze19mib14YUV1dd5r51uU74jv4jwHWSOF8l4QAQjoi70AYaCwoJBAqAABKRAiOCGgsKCQQKgAASkQIjgipHMEUCIQDEtfOFABgYosMflQ-d_v-qkc5FhwSwd_PTcA414MBYAAIgGbhCTAwbSJr5boiARoVFZ-XrBhfFBc_J5Kk5drdQoTE",
-        "spr:CiUIAhIhA4T8XrxB6PKor8f7j7eqKxgIXH6mMST0_Uel5hZjSDp2EgIDARpJCicAJQgCEiEDhPxevEHo8qivx_uPt6orGAhcfqYxJPT9R6XmFmNIOnYQrYq70AYaCwoJBAqAAFuRAiOCGgsKCQQKgABbkQIjgipGMEQCIHA1l1NTOh06ca9seLlmAtPsTiNJo9Re0s51WakQTTf1AiAFJkhsi2Qv0fq8hY3AWlibqhhh_WiI3q6QabPGVXzuAA",
-        "spr:CiUIAhIhAqk6NgpRxbKvI02Up24XP3U-dD3TdKRurXpW-ak3Zvh-EgIDARpJCicAJQgCEiECqTo2ClHFsq8jTZSnbhc_dT50PdN0pG6telb5qTdm-H4Q3oa70AYaCwoJBKwf79KRAiOCGgsKCQSsH-_SkQIjgipHMEUCIQCRubKOjNcLZEJut0Ts6wy_BEij4z-1WO6WiOVzT0svfQIgWKOBWVoopNC7zk1byUJMpNMOi05cKVsLoCBkW3RC9-Q",
-        "spr:CiUIAhIhAvSGKPkE3mD7MP-ZCWS5AEvzcDNVsM6XFYeCBXNja7h2EgIDARpJCicAJQgCEiEC9IYo-QTeYPsw_5kJZLkAS_NwM1WwzpcVh4IFc2NruHYQ_Yi70AYaCwoJBKwf79ORAiOCGgsKCQSsH-_TkQIjgipHMEUCIQDJuV1B1sDyyxkNs8g3ahZ13GN9r7PEBP7xY4xGlm5n0AIgdyY2JEOyZ1FMdOzN6aZbAWo83AyjCrR-n0sietE1624"
+        "spr:CiUIAhIhA6rD-Sa1mJqHOoYMk8yad7B4BYDEI_toNwb1z0cYIRu6EgIDARpJCicAJQgCEiEDqsP5JrWYmoc6hgyTzJp3sHgFgMQj-2g3BvXPRxghG7oQxfbh0QYaCwoJBLKAjM6RAiOCGgsKCQSygIzOkQIjgipHMEUCIQCYa0p3CEM2HcCFav-Lirmy40PP6ZFOdse7nr6h3rsQRQIgUFV3o0AYIEWMEM6fBXzrxuH4i01KkKiTcsicQk2iCTI",
+        "spr:CiUIAhIhAsFwlXD-3VpX-Pa3taM15wdL3DS75l_dpVCIFhdaIKYREgIDARpJCicAJQgCEiECwXCVcP7dWlf49re1ozXnB0vcNLvmX92lUIgWF1ogphEQwvbh0QYaCwoJBIHU3SyRAiOCGgsKCQSB1N0skQIjgipGMEQCIDxPI7Y8ryTXWGHIPDcxQzun-pPv-znP3CcdM9HOX9zxAiBe4gimIo3DV-HnoKvWF9bA4Btk6oxQMp6U-BFU9Ksgyg",
+        "spr:CiUIAhIhAwSYqf83tfZom9eGFFdXXea-dblO-I7-I8B1kjhfJeEAEgIDARpJCicAJQgCEiEDBJip_ze19mib14YUV1dd5r51uU74jv4jwHWSOF8l4QAQ447V0QYaCwoJBCJGPMmRAiOCGgsKCQQiRjzJkQIjgipHMEUCIQDM3rnAEfd65h3jSMqXUBheKWj-NBpFJqY_ovR7OXDNIwIgDqEYIyD8OMIQ5kF86hHbAMhiLLUbM7kghI12Oo377bg",
+        "spr:CiUIAhIhA4T8XrxB6PKor8f7j7eqKxgIXH6mMST0_Uel5hZjSDp2EgIDARpJCicAJQgCEiEDhPxevEHo8qivx_uPt6orGAhcfqYxJPT9R6XmFmNIOnYQw_bh0QYaCwoJBCJ7tv6RAiOCGgsKCQQie7b-kQIjgipHMEUCIQDvMgcxPW1kLMfdoJjvgRSZjXT3tnOABWGEwQ0Z2qN8tgIgeNgGpLwBqbJ_xanEOTGRSKtlbPWyREyKDF3cmZLXW0c",
+        "spr:CiUIAhIhAqk6NgpRxbKvI02Up24XP3U-dD3TdKRurXpW-ak3Zvh-EgIDARpJCicAJQgCEiECqTo2ClHFsq8jTZSnbhc_dT50PdN0pG6telb5qTdm-H4Qyvbh0QYaCwoJBC9MqLqRAiOCGgsKCQQvTKi6kQIjgipGMEQCIBj1HljoqhyfTqyTG30U9sMtmnOTjCzrW0StUS0yN-BYAiAR2LJc6ZreQ46t6p0pOOfW6f2EHPk7kvFyHylc9e3Icg",
+        "spr:CiUIAhIhAvSGKPkE3mD7MP-ZCWS5AEvzcDNVsM6XFYeCBXNja7h2EgIDARpJCicAJQgCEiEC9IYo-QTeYPsw_5kJZLkAS_NwM1WwzpcVh4IFc2NruHYQn_bh0QYaCwoJBC9MsqSRAiOCGgsKCQQvTLKkkQIjgipHMEUCIQCx_FVPRskW2Kc0irY2-IHkbubYcYZEkCI1D_na2E-4VgIgQm61SqAmt2HgWqnFRujKfKd0LPkvSGJ1toRd3zedXd8"
       ]
     },
     {
@@ -20,15 +20,6 @@
         "spr:CiUIAhIhA8d4LjRirtXO1M-JEmbhVA0CQeA7hHNR9BA7DvFsPKTEEgIDARpJCicAJQgCEiEDx3guNGKu1c7Uz4kSZuFUDQJB4DuEc1H0EDsO8Ww8pMQQhPW20AYaCwoJBCIq5juRAiOCGgsKCQQiKuY7kQIjgipGMEQCIHV_8nJ0iedWjlAxUhBmdAbDPLu5g2RmcnmJBD8cbD98AiAp1w9nAJgLlPIr41aMcdkds_eSoh8ImOVKvq6Idx-Ugg",
         "spr:CiUIAhIhA_MocWwn1_t__FEONMqYluUjc9ZVkcvYRLo6C0GzTkbfEgIDARpJCicAJQgCEiED8yhxbCfX-3_8UQ40ypiW5SNz1lWRy9hEujoLQbNORt8QlfO20AYaCwoJBC_u5W-RAiOCGgsKCQQv7uVvkQIjgipGMEQCIHMpQO31gg4FoKYtDyTTQS8xFz1KEmfqH385EeMUNbhPAiBblCkmOfQBmXj6eryaSiXWsftgohE-SPbKwsASZ1Zs3Q"
       ]
-    },
-    {
-      "name": "codex.dev",
-      "description": "Codex legacy devnet (deprecated)",
-      "records": [
-        "spr:CiUIAhIhA-VlcoiRm02KyIzrcTP-ljFpzTljfBRRKTIvhMIwqBqWEgIDARpJCicAJQgCEiED5WVyiJGbTYrIjOtxM_6WMWnNOWN8FFEpMi-EwjCoGpYQs8n8wQYaCwoJBHTKubmRAnU6GgsKCQR0yrm5kQJ1OipHMEUCIQDwUNsfReB4ty7JFS5WVQ6n1fcko89qVAOfQEHixa03rgIgan2-uFNDT-r4s9TOkLe9YBkCbsRWYCHGGVJ25rLj0QE",
-        "spr:CiUIAhIhApIj9p6zJDRbw2NoCo-tj98Y760YbppRiEpGIE1yGaMzEgIDARpJCicAJQgCEiECkiP2nrMkNFvDY2gKj62P3xjvrRhumlGISkYgTXIZozMQvcz8wQYaCwoJBAWhF3WRAnVEGgsKCQQFoRd1kQJ1RCpGMEQCIFZB84O_nzPNuViqEGRL1vJTjHBJ-i5ZDgFL5XZxm4HAAiB8rbLHkUdFfWdiOmlencYVn0noSMRHzn4lJYoShuVzlw",
-        "spr:CiUIAhIhApqRgeWRPSXocTS9RFkQmwTZRG-Cdt7UR2N7POoz606ZEgIDARpJCicAJQgCEiECmpGB5ZE9JehxNL1EWRCbBNlEb4J23tRHY3s86jPrTpkQj8_8wQYaCwoJBAXfEfiRAnVOGgsKCQQF3xH4kQJ1TipGMEQCIGWJMsF57N1iIEQgTH7IrVOgEgv0J2P2v3jvQr5Cjy-RAiAy4aiZ8QtyDvCfl_K_w6SyZ9csFGkRNTpirq_M_QNgKw"
-      ]
     }
   ]
 }
diff --git a/tools/check_spr.nim b/tools/check_spr.nim
index 654bb70b..3c37d772 100644
--- a/tools/check_spr.nim
+++ b/tools/check_spr.nim
@@ -23,7 +23,7 @@
 ##
 ## Run `check_spr --help` for a full description of every option.
 
-import std/[json, options, os, sequtils, strutils, typetraits, strformat, terminal]
+import std/[json, net, options, os, sequtils, strutils, typetraits, strformat, terminal]
 
 import pkg/chronicles
 import pkg/chronos
@@ -119,8 +119,11 @@ proc checkDiscv5(
   let rng = newRng()
   let privKey = PrivateKey.random(rng).tryGet()
   let proto = discv5.newProtocol(
-    privKey, none(IpAddress), none(Port), none(Port), bindPort = Port(0), rng = rng
+    privKey, IPv4_any().some, none(Port), none(Port), bindPort = Port(0), rng = rng
   )
+  # Use IPv4_any address as the enrIp param in newProtocol to avoid the
+  # warnings. It changes the SPR of the discv5 protocol ping tool (this), but
+  # does not affect the SPRs of the target.
 
   try:
     proto.open()