GitHub|Since 2007
CoreSite

CoreSite

USUnited States cloudflare

CoreSite is listed in the Wptr verified hosting list. It is ranked #64 in the Global Hosting Companies list and #20 in the United States rankings. You can find detailed information about CoreSite on this page.

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Global
#64
US
#20
WPTR Score™
520ms
Grade A+
2/23/2026
1MB Load
124ms
TTFB
222ms
Quick Facts
Verified technical data.
Founded
2024
Last Tested
2/23/2026
Server
cloudflare
Features
BrotliHTTPSH3
CoreSite

CoreSite

Est. 2024
Location
USA
Status
Verified

Quality & Security Audit

Technical Analysis
HSTS (Strict Security)
Brotli Compression
HTTP/3 (QUIC) Protocol
Result
3/3 Passed
Overview

What is CoreSite?

CoreSite is a premier US-based data center and infrastructure provider, catering to enterprise clients who demand absolute reliability. Unlike standard hosting companies, CoreSite owns and operates massive physical data centers, offering colocation, interconnection, and hybrid IT solutions. They form the backbone of the internet, providing the power, cooling, and physical security required for mission-critical applications, AI training clusters, and government data.

Latency
Server Analysis
222ms
Total Response Time

The total time taken for the server to send the first byte. Lower values mean a faster website.

129ms

DNS Lookup

Time to resolve domain name to IP address.

6ms

TCP Connection

Time to establish initial connection.

12ms

SSL Handshake

Time to negotiate secure encryption.

75ms

Server Processing

Time for server to process and respond.

Advantages

Owns the physical infrastructure
Extremely high reliability
Direct connectivity to carriers
Scalable power and cooling

Disadvantages

Not for small personal websites
Requires technical expertise
Higher entry cost
Performance History

Performance Trends

TTFB Trend

Score Trend

Our Verdict

Based on our independent testing using the Wptr Lab methodology, CoreSite achieved a Real-Load Score of 520ms (TTFB: 222ms), placing it at #64 in our global hosting rankings.

Recent Benchmarks

DateServerTTFBScore
January 8, 2026-
568ms
80
January 8, 2026-
354ms
644
January 8, 2026-
374ms
614
January 8, 2026-
508ms
786
January 9, 2026-
338ms
628
0