NRG Energy nrg.com Partial data, full scan by Oct 30
Fortune 500 rank #149 · Utilities · Energy · NRG
Last scanned 2026-10-19 · next scan Fri, Oct 30
Full DNS records & evidence → NS, MX, mail and SPF senders, verification vendors, certificate authorities, CNAME chains, ASNs and history per hostname
AI vendors verified: Anthropic
DNS
Zones (1)
Each DNS zone that holds a scanned hostname: the domain apex, brand domains and any delegated subdomain. Two vendors on one zone = secondary DNS.
| Zone | DNS provider | Nameservers | Hostnames | Key |
|---|---|---|---|---|
| nrg.com primary | GoDaddy | ns03.gcd-dns.com DE ns04.gcd-dns.com DE | 2 | 0 |
CDN & Security
CDN & Security, traffic-weighted: NRG Energy
CDN & security by hostname count: NRG Energy
Hostname map
The live hostnames from the table below, grouped by the provider in front of it and the network (ASN and BGP prefix) its address belongs to. Colored borders mark roles: primary site login / account store developer / API marketing / support / downloads.
Key hostnames by role (CDN & security)
- primary site: Imperva
- login / SSO: none found
- account: none found
- store / checkout: none found
- marketing / brand: none found
- support / help: none found
- developer / API: none found
- downloads / static: none found
Hostnames (2)
Found through brand research, browser traffic data (Chrome UX Report) and certificate logs. Tiers: primary = nrg.com and www; key = customer-facing or revenue names (login, account, store, marketing/brand, support, developer, downloads) on any owned domain; other = remaining public names (low weight); internal = staff-only names, not listed here and not counted in share. "CDN & Security" is the front door a visitor connects to (CDN/WAF or the cloud load balancer). Grey rows did not resolve. Weight = share of the company's traffic-weighted total.
| Hostname | Tier / role | DNS | CDN & security | CDN & security evidence | CNAME / IP · ASN | Weight |
|---|---|---|---|---|---|---|
| nrg.com | primary primary site primary site · CDN & security Imperva · DNS GoDaddy · 50.0% |
GoDaddy | Imperva | Imperva (IP range) (A 45.60.73.29 in published Imperva ranges) | 45.60.73.29 45.60.82.29 AS19551 · 45.60.73.0/24 | 50.0% |
| www.nrg.com | primary primary site primary site · CDN & security Imperva · DNS GoDaddy · 50.0% |
GoDaddy | Imperva | Imperva (impervadns) (CNAME qxyvikb.ng.impervadns.net; A 45.60.73.29 in published Imperva ranges; A 45.60.73.29 in 45.60.73.0/24 originated by AS19551; seen in the HTTP response) Imperva (seen in the HTTP response) Imperva (seen in the HTTP response) Imperva (seen in the HTTP response) Imperva (seen in the HTTP response) AWS CloudFront (behind edge: seen in the HTTP response) | qxyvikb.ng.impervadns.net AS19551 · 45.60.73.0/24 | 50.0% |
Tap a hostname for CNAME, IPs and evidence →
History
Trend charts start once two weeks of history build up.
State of the Edge
Who sits in front of the world's biggest websites? A short weekly email on market share and trends for Cloudflare, AWS, Akamai and the rest. Free, unsubscribe anytime.
Thanks, you're on the list. The first issue goes out after the next weekly roundup.
We store only your email address and sign-up date. Every issue will carry a one-click unsubscribe. Privacy.
Want to reach the teams who run these sites? Sponsor State of the Edge →