has been registered for 22 years. It is ranked #7,765 in the world and ranked #2,875 in China. Google's PageRank is 8/10. There are more than 23,360 visitors and the pages are viewed up to 47,612 times for every day. The bandwidth is used about 465.28 GB per month, and the average page load time is 2.07 seconds. According to the current traffic, you will know that the advertising revenue on the site will be able to reach $179 USD per day. Its server is hosted in Redwood City, United States and the address of the server is PNAS - PNAS
Rating: 4.5/5.0 Stars

1. Site Overview

Site Age: 22 years old
Global Rank: Global #7,765
Site Status: Online
Load Time: 2.07 Seconds (Faster than 37% of sites)
Pagerank: Pagerank 8
Web Safety: Safe
Primary Traffic: China (Ranked #2,875 in China)
Daily Visitors: 23,360
Daily Pageviews: 47,612
Daily Bandwidth: 15.01 GB (465.28 GB/month)
Daily Revenue: $179 USD
Website Worth: $72,220 USD
Server Signature: cloudflare
Content Encoding: gzip
IP Address:
Server Location: Redwood City, United States

2. Traffic Graph

Traffic Ranks

3. Daily Visitors by Country

Where are website's visitors located? From the map below, you will know that most of the visitors to this site are from United States, there are about 7,172 visitors per day.

CountryCountry RankDaily VisitorsPercent
United States#12,9157,17230.7%
United Kingdom#10,7871,5426.6%

4. Top Keywords from Search Traffic

Which search keywords send traffic to website? From the chart below, you will know that there are a lot of visitors to this site by searching the keyword "proc natl acad sci".

No.KeywordSearch %
1proc natl acad sci-
2tnik mink1 and map4k4-
3proceedings of the national academy of sciences-
4reactions are performed-
5primary amino acid-
6spinal cord capacity-
7convert blast m8 into m7-
8curved dna-
10pnas impact factor-

5. Server Location

Where is website's server located? This site has 1 server, the server is located in Redwood City, United States.

Redwood City, United States

6. Website Safety Chart

Here we know the reputation of through several ways. From the chart below, we know that the safety status of the site is safe.

Safety Status: Safe Safe

7. Google Pagerank Chart

From Dec 12, 2011 till now, we detected 7 times on website. we found that the average Google pagerank is 8. Recently the site was detected on Jul 7, 2014, the Google pagerank is 8.

Google Pagerank 8 (Max=10)

8. Load Time Chart

From Dec 12, 2011 till now, we detected 2 times on website. we found that when you open the site would take an average of about 1.574 seconds to load completely. Recently the site was detected on Jul 7, 2014, it took 2.07 seconds.

Load Time: 2.07 Seconds

9. Backlink Chart

10. Backward Links

11. Same Owner Websites

What websites are owned by the same person who owns that website? The websites below are owned by the same owner or not.

DomainGlobal RankPrimary Traffic #2,864,122 - #66,967 United States #31,421 United States #28,186 China - - #3,060 United States #20,932,747 - - - #75,364 United States #24,927 United States
*Up to 10 sites are displayed.

12. Similar Websites

What websites are similar to website? The websites below are similar to it.

*Up to 10 sites are displayed.

13. Domain Name Infomartion

This is the domain name information about With this information, you will know that it has been registered for 22 years, will expire on 24 Mar 2019, was registered on the website, etc.

Domain Age:22 years 276 days old
Time Left:95 days 22 hours 4 minutes 26 seconds
Domain Owner:
Name server:
  • (
  • (
Domain Status:
Updated Date:2018-03-21 22:13:33
Creation Date:1996-03-23 05:00:00
Expiration Date:2019-03-24 05:00:00
Sponsor:Tucows Inc.
Sponsor URL: