Did you mean?

-
http://example.com:8080/
Suggestions - Majestic
https://majestic.com/reports/site-explorer/referring-domains?q=http://example.com:8080/&IndexDataSource=F
Hestourex
https://hestourex.com/snxh/http-example-com-8080-playlist-m3u.html
-
https://html.developreference.com/article/14883787/Why+browsers+caches+301+redirect+for+http:++example.com+and+use+it+for+http:++example.com:8080%3f
-
https://cubescabinets.com/dpji1u/http-example-com-8080-playlist-m3u.html