From 405bfd01c7f0faea6abf6b17b6215f7942ca6b5f Mon Sep 17 00:00:00 2001
From: Rene Fichtmueller <renefichtmueller@MacBook-Pro-von-Rene.local>
Date: Thu, 26 Mar 2026 11:20:02 +1300
Subject: [PATCH] fix: resolve double ASN display in ASPA provider badges

---
 public/index.html | 3 ++-
 server.js         | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/public/index.html b/public/index.html
index ade4f37..5933f8d 100644
--- a/public/index.html
+++ b/public/index.html
@@ -433,7 +433,8 @@ function renderAspa(d) {
     h += '<div style="font-size:.8rem;font-weight:600;color:var(--orange);margin:.75rem 0 .4rem">Detected Upstream Providers</div>';
     h += '<div style="display:flex;flex-wrap:wrap;gap:.3rem;margin-bottom:1rem">';
     d.detected_providers.forEach(function(p) {
-      h += '<span class="badge badge-orange">' + asnLink(p.asn) + ' ' + escHtml(p.name) + '</span>';
+      var nameStr = (p.name && p.name !== 'AS' + p.asn) ? ' ' + escHtml(p.name) : '';
+      h += '<span class="badge badge-orange">' + asnLink(p.asn) + nameStr + '</span>';
     });
     h += '</div>';
   }
diff --git a/server.js b/server.js
index 00020a9..08d7089 100644
--- a/server.js
+++ b/server.js
@@ -182,7 +182,7 @@ const server = http.createServer(async (req, res) => {
 
       const detectedProviders = [...upstreamSet].map((asn) => {
         const nb = leftNeighbours.find((n) => n.asn === asn);
-        return { asn, name: nb ? nb.as_name || "AS" + asn : "AS" + asn };
+        return { asn, name: nb && nb.as_name ? nb.as_name : "" };
       });
 
       // Check RIPE DB for ASPA references