Sign up for a free Semrush account to view our list of int-res.com alternatives and competitors and analyze their performance in terms of website traffic, rankings, and authority, as of December 2025.If you are searching for int-res.com alternatives or want to investigate the competitors of int-res.com further, you can find the full list of websites like int-res.com with Semrush Organic Research tool, available when you sign up for a free account.

Comparison of Monthly Visits:
int-res.com vs Competitors, December 2025

The closest competitor to int-res.com is marinespecies.org. To understand more about int-res.com and its competitors, sign up for a free account to explore Semrush’s Traffic Analytics and Market Explorer tools.