There are three "official" dblp servers which are updated and synchronized on a daily basis:
These servers do show a very different rate of usage, with Trier 1 being the by far most widely known URL. This is of course due to the fact that server Trier 1 is ranked so highly by Google. Server Trier 1 is currently still hosting the old dblp web system, while servers Trier 2 and Dagstuhl are already hosting a beta version of the brand new web system. (A full update to the new web system is scheduled for early 2015.)
The following figures have been collected during October 2014. These figures ignore the traffic caused by known bots and crawlers.
Average number of user sessions (visits) per day on server ...
- Trier 1: 27,194 sessions
- Trier 2: 4,653 sessions
- Dagstuhl: 602 sessions
Average number of page views per day on server ...
- Trier 1: 192,972 pages
- Trier 2: 53,701 pages
- Dagstuhl: 16,638 pages
Average number of page views per user session on server ...
- Trier 1: 7.1 pages per session
- Trier 2: 11.5 pages per session
- Dagstuhl: 27.6 pages per session
Total number of distinct users (i.e., IPs) in October 2014 on server ...
- Trier 1: 430,890 IPs
- Trier 2: 74,818 IPs
- Dagstuhl: 6,782 IPs
Total amount of data served in October 2014 (in parenthesis: including bots) on server ...
- Trier 1: 999.1 GB (4,166.2 GB)
- Trier 2: 220.7 GB ( 397.5 GB)
- Dagstuhl: 26.8 GB ( 36.3 GB)