diff --git a/src/extensions/ua-parser-extensions.js b/src/extensions/ua-parser-extensions.js
index 1d528c9..46991cc 100644
--- a/src/extensions/ua-parser-extensions.js
+++ b/src/extensions/ua-parser-extensions.js
@@ -222,22 +222,25 @@ const Fetchers = Object.freeze({
             // BingPreview / Mastodon / Pinterestbot / Redditbot / Rogerbot / SiteAuditBot / Telegrambot / Twitterbot / UptimeRobot
             // Google Site Verifier / Meta / Yahoo! Japan
             // Yandex Bots - https://yandex.com/bots
-            /(ahrefssiteaudit|bingpreview|chatgpt-user|mastodon|(?:discord|duckassist|linkedin|pinterest|reddit|roger|siteaudit|telegram|twitter|uptimero)bot|google-site-verification|meta-externalfetcher|y!?j-dlc|yandex(?:calendar|direct(?:dyn)?|searchshop)|yadirectfetcher)\/([\w\.]+)/i,
+            /(ahrefssiteaudit|bingpreview|chatgpt-user|mastodon|(?:discord|duckassist|linkedin|pinterest|reddit|roger|siteaudit|twitter|uptimero)bot|google-site-verification|meta-externalfetcher|y!?j-dlc|yandex(?:calendar|direct(?:dyn)?|searchshop)|yadirectfetcher)\/([\w\.]+)/i,
 
             // Bluesky
             /(bluesky) cardyb\/([\w\.]+)/i,
 
+            // Skype
+            /(skypeuripreview) preview\/([\w\.]+)/i,
+
             // Slackbot - https://api.slack.com/robots
             /(slack(?:bot)?(?:-imgproxy|-linkexpanding)?) ([\w\.]+)/i,
             
             // WhatsApp
-            /(whatsapp)\/([\w\.]+)[\/ ][ianw]/i
+            /(whatsapp)\/([\w\.]+)/i
         ], 
         [NAME, VERSION, [TYPE, FETCHER]],
 
         [
             // Google Bots / Cohere / Snapchat / Vercelbot / Yandex Bots
-            /(cohere-ai|vercelbot|feedfetcher-google|google(?:-read-aloud|producer)|(?=bot; )snapchat|yandex(?:sitelinks|userproxy))/i
+            /(cohere-ai|vercelbot|feedfetcher-google|google(?:imageproxy|-read-aloud|-pagerenderer|producer)|snap url preview|telegrambot|yandex(?:sitelinks|userproxy))/i
         ], 
         [NAME, [TYPE, FETCHER]],
     ]
diff --git a/test/data/ua/extension/fetcher.json b/test/data/ua/extension/fetcher.json
index 075281e..41d819e 100644
--- a/test/data/ua/extension/fetcher.json
+++ b/test/data/ua/extension/fetcher.json
@@ -59,6 +59,16 @@
             "type"    : "fetcher"
         }
     },
+    {
+        "desc"    : "Google Image Proxy",
+        "ua"      : "Mozilla/5.0 (Windows NT 5.1; rv:11.0) Gecko Firefox/11.0 (via ggpht.com GoogleImageProxy)",
+        "expect"  :
+        {
+            "name"    : "GoogleImageProxy",
+            "version" : "undefined",
+            "type"    : "fetcher"
+        }
+    },
     {
         "desc"    : "Google Read Aloud - Mobile agent",
         "ua"      : "Mozilla/5.0 (Linux; Android 7.0; SM-G930V Build/NRD90M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.125 Mobile Safari/537.36 (compatible; Google-Read-Aloud; +https://support.google.com/webmasters/answer/1061943)",
@@ -79,6 +89,16 @@
             "type"    : "fetcher"
         }
     },
+    {
+        "desc"    : "Google Page Renderer",
+        "ua"      : "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36 Google-PageRenderer Google (+https://developers.google.com/+/web/snippet/) ",
+        "expect"  :
+        {
+            "name"    : "Google-PageRenderer",
+            "version" : "undefined",
+            "type"    : "fetcher"
+        }
+    },
     {
         "desc"    : "Google Publisher Center",
         "ua"      : "GoogleProducer; (+https://developers.google.com/search/docs/crawling-indexing/google-producer)",
@@ -129,6 +149,36 @@
             "type"    : "fetcher"
         }
     },
+    {
+        "desc"    : "Snap URL Preview",
+        "ua"      : "Snap URL Preview Service; bot; snapchat; https://developers.snap.com/robots  ",
+        "expect"  :
+        {
+            "name"    : "Snap URL Preview",
+            "version" : "undefined",
+            "type"    : "fetcher"
+        }
+    },
+    {
+        "desc"    : "SkypeUriPreview",
+        "ua"      : "Mozilla/5.0 (Windows NT 6.1; WOW64) SkypeUriPreview Preview/0.5 skype-url-preview@microsoft.com",
+        "expect"  :
+        {
+            "name"    : "SkypeUriPreview",
+            "version" : "0.5",
+            "type"    : "fetcher"
+        }
+    },
+    {
+        "desc"    : "TelegramBot",
+        "ua"      : "TelegramBot (like TwitterBot)",
+        "expect"  :
+        {
+            "name"    : "TelegramBot",
+            "version" : "undefined",
+            "type"    : "fetcher"
+        }
+    },
     {
         "desc"    : "UptimeRobot",
         "ua"      : "Mozilla/5.0 (compatible; UptimeRobot/2.0; http://www.uptimerobot.com/)",
@@ -148,5 +198,15 @@
             "version" : "undefined",
             "type"    : "fetcher"
         }
+    },
+    {
+        "desc"    : "WhatsApp",
+        "ua"      : "WhatsApp/2.23.20.0",
+        "expect"  :
+        {
+            "name"    : "WhatsApp",
+            "version" : "2.23.20.0",
+            "type"    : "fetcher"
+        }
     }
 ]
\ No newline at end of file