diff --git a/bk/prefix/as4809.txt b/bk/prefix/as4809.txt
index 4aa7635..131be14 100644
--- a/bk/prefix/as4809.txt
+++ b/bk/prefix/as4809.txt
@@ -113,6 +113,7 @@
 240e:65f:800::/48
 240e:65f:e000::/36
 240e:669:b000::/40
+240e:670:cf00::/48
 240e:670:d000::/36
 240e:679:1001::/48
 240e:679:800::/48
diff --git a/bk/prefix/as4809.txt.manifest.json b/bk/prefix/as4809.txt.manifest.json
index 454e4cf..20a3e3a 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": 196,
-  "sha256": "7ee4bcfb51f71177a91e051a030e46e1a68465fcef3525a347a25cb29d87f9b4",
-  "generated_at": "2026-09-19T03:44:29Z"
+  "count": 197,
+  "sha256": "45111f583b2cea9faced7c111ecfc18507bc01b8107ba3146db4998eee97d5f0",
+  "generated_at": "2026-09-23T03:52:55Z"
 }