2001:500:2::c
2001:500:2::c - IP Info
2001:500:2::c is dedicated to Root Servers. Details on hostnames, network point-of-presence, and more are provided below. We also provide IPs, networks and hostnames used by other applications.
Application Data
The application data shown here is available in our Netify Data Feeds solution. The data is accessible via our IP API as well as downloadable datasets.
IP Stack Summary
Layer | Details | Category |
---|---|---|
Application |
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Technology |
Platform |
|
Hosting |
Network |
|
Hosting |
IP Info
IP Address | 2001:500:2::c | On the Cogent Network |
Hostname | c.root-servers.net | Associated with Root Servers |
Routing Info
ASN | AS2149 |
ASN Route | 2001:500:2::/48 |
ASN Label | Cogent - C-root |
Category | Hosting |
Organization |
|
Location | Anycast - What is Anycast? |
The ASN (Autonomous System Number) provides routing and location information for traffic flowing to this IP address.
Application

A root name server is a name server for the root zone of the Domain Name System (DNS) of the Internet.
Some IP addresses can be shared across multiple applications, especially on content delivery networks (CDNs). However, it looks like 2001:500:2::c is dedicated to Root Servers.
Platform

Cogent Communications is a multinational internet service provider based in the US. The company's primary services consist of Internet access and data transport, offered on a fiber optic, IP data-only network, along with colocation in data centers.
Most applications are built on top of third party platforms and infrastructure: cloud computing, content delivery networks, marketing engines, etc.
Network

Cogent - Anycast
Cogent
operates their own in-house network through private data centers and Internet exchanges.
Anycast makes it possible to route a single IP address to a variety of different geographic locations. Nifty.
Notable Hostnames
- c.root-servers.net
The list of notable hostnames that were detected on this IP address come from DNS, HTTP headers, TLS certificates, DNS hinting, and other deep packet inspection methods.
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