What technology does e621.net use?

e621.net is built with Ruby on Rails.

Is e621.net secure (HTTPS)?

Yes. e621.net uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 2, 2026.

Hosting provider information for e621.net is not available yet.

What is e621.net's SEO score?

e621.net scored 85/100 for SEO in the latest analysis (great).

What is e621.net's overall website score?

e621.net has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.

e621.net

e621

Last scanned Jul 18, 2026, 8:49 PM

Overall score

Excellent

Top issues to fix

4 issues found

Missing canonical link
SEO
Add <link rel="canonical"> so search engines know which URL variant to index.
robots.txt not found
SEO
Publish /robots.txt with a Sitemap: directive to guide crawlers.
sitemap.xml not found
SEO
Publish an XML sitemap and reference it from robots.txt to speed up page discovery.
17 broken links on the page
SEO
Fix or remove broken links — they waste crawl budget and erode user trust.

Summary

e621. This website uses Ruby on Rails behind Cloudflare CDN. SEO is good (85/100) and accessibility is excellent (100/100). Security scores excellent (100/100) and performance excellent (90/100). Top issue: Missing canonical link.

SEO

3 issue(s) found

Performance

1.05 s

100

Security

HTTPS & header checks

100

Accessibility

0 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.

Contact

Email, phone, and address published on this site's own pages.

Email: management@e621.net

Technologies

Detected frameworks, languages, and tools.

Ruby on Rails

Hosting & CDN

Hosting provider: —
CDN provider: Cloudflare
IP address: 104.20.31.112
ASN: —

DNS records

Type	Value
A	104.20.31.112 172.66.160.235
AAAA	2606:4700:10::6814:1f70 2606:4700:10::ac42:a0eb
MX	aspmx.l.google.com alt2.aspmx.l.google.com alt3.aspmx.l.google.com alt1.aspmx.l.google.com alt4.aspmx.l.google.com
TXT	google-site-verification=4Eft3hJTbdIkzOy_RrtvrtMgnhm_CnhCFnSjx05C47k v=spf1 a mx include:mailgun.org include:_spf.google.com -all google-site-verification=qjbpkux4UDx9PCVym_KTlfPi1BuBn3NhTvfkbqLiviA
NS	jim.ns.cloudflare.com dora.ns.cloudflare.com
CAA	—
CNAME	—
IPv6 support	Yes

TLS / SSL certificate

Version: TLS 1.3
Issuer: Google Trust Services
Subject: e621.net
Valid from: Jun 4, 2026
Valid to: Sep 2, 2026
Days until expiry: 45
SAN domains: e621.net, *.e621.net

Security headers

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

Compression: gzip · 1 cookie(s) observed

Content & assets

Headings

H1 1 · H2 26 · H3 1

Links

30 internal · 3 external · 17 broken

Images

7 total · 0 missing alt

Scripts / Styles

8 scripts · 1 stylesheets

JS / CSS size

26.3 KB · 286 KB

Page size

75.3 KB

Robots.txt & Sitemap

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

SEO issues

Missing canonical link
robots.txt not found
sitemap.xml not found

Scan details

Requested URL: https://e621.net
Final URL: https://e621.net
HTTP status: 200
HTTP version: HTTP/2
Response time: 1.05 s
HTML size: 75.3 KB
Redirect chain: https://e621.net

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Frequently asked questions

What technology does e621.net use?: e621.net is built with Ruby on Rails.
Is e621.net secure (HTTPS)?: Yes. e621.net uses TLS 1.3 with a certificate issued by Google Trust Services, valid until Sep 2, 2026.
Who hosts e621.net?: Hosting provider information for e621.net is not available yet.
What is e621.net's SEO score?: e621.net scored 85/100 for SEO in the latest analysis (great).
What is e621.net's overall website score?: e621.net has an overall SiteGraph score of 93/100, combining SEO, performance, security, and accessibility.