What powers root-servers.org?
Last seen Jun 2026 · 17 technologies across 13 categories
CDN
Google Hosted Libraries
since Jun 2024
Comment systems
Font scripts
JavaScript frameworks
React
since Dec 2022
JavaScript libraries
Maps
Miscellaneous
Open Graph
since Dec 2022
RSS
since Dec 2023
Operating systems
CentOS
since Jun 2024
Programming languages
Security
HSTS
since Dec 2022
UI frameworks
Bootstrap
since Apr 2018
Web server extensions
Web servers
Apache HTTP Server
since Apr 2018
Nginx
since Mar 2019
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| root server | #1 | 150 |
| root servers | #2 | 78 |
| dns root server | #4 | 39 |
| dns root name servers | #5 | 28 |
| how many root servers are there | #5 | 23 |
| root servers locations | #1 | 15 |
| root server map | #1 | 15 |
| servers | #39 | 13 |
| root tech | #24 | 11 |
| root name servers | #4 | 11 |
| 13 root name servers | #3 | 9 |
| 13 internet root servers | #3 | 9 |
| root name server | #5 | 8 |
| root dns server locations | #2 | 8 |
| dns root servers map | #1 | 8 |
| root services | #5 | 7 |
| root servers net | #3 | 7 |
| list of root servers | #2 | 6 |
| 13 root servers | #4 | 6 |
| root server locations | #2 | 4 |
| dns root | #4 | 4 |
| root dns | #4 | 3 |
| internet servers | #88 | 3 |
| internet server | #77 | 3 |
| root domain servers | #4 | 2 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
Audience
- 73% desktop
- 27% phone
Brazil
United States
India
Countries where the site has Chrome traffic, strongest markets first.
Open Page Rank
7.12 / 10 · ranked #32,410 of all domains
315 referring domains · OpenPageRank
Search traffic
480 est. monthly organic visits (US)
116 keywords in Google's top 30
Core Web Vitals
| LCP | 2.7 s |
| INP | 75 ms |
| CLS | 0 |
| TTFB | 1300 ms |
Real user p75, Chrome UX Report, Jun 2026.
Page
- Language: English
- Weight: 0.2 MB · 15 requests
Homepage as crawled by the HTTP Archive, Jul 2026.
Subdomains
| Host | Techs |
|---|---|
| c.root-servers.org | 6 |
| www.root-servers.org | 6 |
| a.root-servers.org | 5 |
| b.root-servers.org | 4 |
| e.root-servers.org | 4 |
| root-servers.org | 3 |
| m.root-servers.org | 2 |