diff --git a/bk/prefix/as4809.txt b/bk/prefix/as4809.txt
index 63bd5b2..3f01b0e 100644
--- a/bk/prefix/as4809.txt
+++ b/bk/prefix/as4809.txt
@@ -139,6 +139,7 @@
 240e:713:f021::/48
 240e:733:4c0::/48
 240e:733:4c1::/48
+240e:737:2ee0::/48
 240e:767:f000::/48
 240e:787:7000::/48
 240e:787:7001::/48
diff --git a/bk/prefix/as4809.txt.manifest.json b/bk/prefix/as4809.txt.manifest.json
index 0ba7935..0d96b61 100644
--- a/bk/prefix/as4809.txt.manifest.json
+++ b/bk/prefix/as4809.txt.manifest.json
@@ -1,7 +1,7 @@
 {
   "schema": "backtrace.asn-prefixes/v1",
   "file": "as4809.txt",
-  "count": 195,
-  "sha256": "76b650940e2d017b8d560c41885ba5893d30eb4ffc8131ecd7bfbf657b4e4d93",
-  "generated_at": "2026-08-11T01:54:31Z"
+  "count": 196,
+  "sha256": "44427b38edfd4cbd6ebefedccc7af0bb2332f923472bc5e67764951fbe20441e",
+  "generated_at": "2026-08-12T02:06:59Z"
 }
diff --git a/bk/prefix/as4837.txt b/bk/prefix/as4837.txt
index 330c075..3dbc164 100644
--- a/bk/prefix/as4837.txt
+++ b/bk/prefix/as4837.txt
@@ -65,6 +65,8 @@
 2408:8000:8000::/36
 2408:8000:8010::/47
 2408:8000:8010::/48
+2408:8000:8040::/48
+2408:8000:80c0::/48
 2408:8000::/48
 2408:8000:a000::/36
 2408:8000:a002::/48
@@ -123,6 +125,7 @@
 2408:8001:d000::/48
 2408:8001:e000::/36
 2408:8001:f000::/36
+2408:8026:480::/48
 2408:802a:8000::/33
 2408:802c::/32
 2408:803e::/32
diff --git a/bk/prefix/as4837.txt.manifest.json b/bk/prefix/as4837.txt.manifest.json
index d048527..901ab45 100644
--- a/bk/prefix/as4837.txt.manifest.json
+++ b/bk/prefix/as4837.txt.manifest.json
@@ -1,7 +1,7 @@
 {
   "schema": "backtrace.asn-prefixes/v1",
   "file": "as4837.txt",
-  "count": 578,
-  "sha256": "7a1c6626a12a065306e0d797212ea604867b60d501bdb95d6c3774d07b305bf7",
-  "generated_at": "2026-08-08T01:47:24Z"
+  "count": 581,
+  "sha256": "9c96a1e32cff6a8ede0fbfb9913547fc398194103409cce366386ad75e61ad57",
+  "generated_at": "2026-08-12T02:06:59Z"
 }