What technology does nationalgridus.com use?

We did not detect any specific technologies for nationalgridus.com in the latest scan.

Is nationalgridus.com secure (HTTPS)?

Yes. nationalgridus.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 15, 2026.

Who hosts nationalgridus.com?

Hosting provider information for nationalgridus.com is not available yet.

What is nationalgridus.com's SEO score?

nationalgridus.com scored 60/100 for SEO in the latest analysis (fair).

What is nationalgridus.com's overall website score?

nationalgridus.com has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.

nationalgridus.com

Natural Gas & Electricity | National Grid

Last scanned Jul 26, 2026, 5:47 AM

Overall score

Great

Summary

Welcome to National Grid, providing New York and Massachusetts with natural gas and electricity for homes and businesses. SEO is fair (60/100) and accessibility is excellent (90/100). Security scores excellent (90/100) and performance excellent (100/100). Top issue: Missing canonical link.

Welcome to National Grid, providing New York and Massachusetts with natural gas and electricity for homes and businesses.

Top issues to fix

7 issues found · 2 high priority

Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
No H1 heading found
SEO
Add exactly one H1 describing the page's main topic — it anchors the document outline for search engines and screen readers.
Missing canonical link
SEO
Add <link rel="canonical"> so search engines know which URL variant to index.
No structured data (JSON-LD) found
SEO
Add JSON-LD (Organization, Article, Product…) to become eligible for rich results.
Missing OpenGraph tags
SEO
Add og:title/og:description/og:image so shared links render a proper preview card.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.

+1 more issue — details in the sections below.

SEO

6 issue(s) found

100

Performance

490 ms

Security

HTTPS & header checks

Accessibility

1 issue(s) found

Not enough scan history yet to show a trend — check back after this site has been re-scanned a few more times.

Organization

Company details published in this site's own structured data.

Welcome to National Grid, providing New York and Massachusetts with natural gas and electricity for homes and businesses.

X (Twitter)Facebook Instagram YouTube

Meta tags

Title: Natural Gas & Electricity | National Grid
Description: Welcome to National Grid, providing New York and Massachusetts with natural gas and electricity for homes and businesses.
Canonical
Language: en
Charset: utf-8
Viewport: width=device-width, initial-scale=1
Robots meta
Manifest: https://www.nationalgridus.com/assets/images/favicons/manifest.json

Technologies

Detected frameworks, languages, and tools.

No technologies detected.

Hosting & CDN

Hosting provider: —
CDN provider: Cloudflare
IP address: —
ASN: —

DNS records

Type	Value
A	—
AAAA	—
MX	—
TXT	—
NS	—
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: Google Trust Services
Subject: www.nationalgridus.com
Valid from: Jul 17, 2026
Valid to: Oct 15, 2026
Days until expiry: 78
SAN domains: www.nationalgridus.com

Security headers

Strict-Transport-SecurityEnabled
Content-Security-PolicyMissing
X-Frame-OptionsEnabled
X-Content-Type-OptionsEnabled
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 2 cookie(s) observed

Content & assets

Headings

H1 0 · H2 6 · H3 2

Links

53 internal · 17 external · 0 broken

Images

10 total · 0 missing alt

Scripts / Styles

12 scripts · 1 stylesheets

JS / CSS size

5.3 KB · 346 B

Page size

177 KB

Robots.txt & Sitemap

robots.txt: Not found
Disallow rules: 0
sitemap.xml: Not found
URLs in sitemap: 0

SEO issues

Missing canonical link
No H1 heading found
No structured data (JSON-LD) found
Missing OpenGraph tags
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://nationalgridus.com
Final URL: https://www.nationalgridus.com/Default.aspx
HTTP status: 200
HTTP version: HTTP/1.1
Response time: 487 ms
HTML size: 177 KB
Redirect chain: https://nationalgridus.com → https://www.nationalgridus.com/ → https://www.nationalgridus.com/Default.aspx

See something wrong on this report? Request a correction

Frequently asked questions

What technology does nationalgridus.com use?: We did not detect any specific technologies for nationalgridus.com in the latest scan.
Is nationalgridus.com secure (HTTPS)?: Yes. nationalgridus.com uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Oct 15, 2026.
Who hosts nationalgridus.com?: Hosting provider information for nationalgridus.com is not available yet.
What is nationalgridus.com's SEO score?: nationalgridus.com scored 60/100 for SEO in the latest analysis (fair).
What is nationalgridus.com's overall website score?: nationalgridus.com has an overall SiteGraph score of 84/100, combining SEO, performance, security, and accessibility.