SEOLvL / directory / defensivecss.dev
Authority Score SEO LvL metric

defensivecss.dev

57
/ 100
— unchanged
Synced 19 hours ago

SEO LvL Authority Score — our own 0–100 metric from the open-web link graph, updated daily. Not Ahrefs DR or Moz DA; don't compare 1:1. The trend is the signal. Full methodology →

Readout
Current 57
Previous 57
Referring domains 0
Global rank #236,143
Tracked since May 2026
01
History

90-day authority trajectory

72 samples
synced 19 hours ago
Score · 90d defensivecss.dev
live
5753
02
On-page

SEO health

84/100
10 pass · 4 warn · 1 fail
/ SEO health · monitored on every deploy
scheduled · 1 day ago
84
SEO health 10/15 checks passing
Google Lighthouse scores Queued — appears after the first PageSpeed run.
Image alt text fix →

Only 0% of images have alt text.

Canonical URL fix →

No rel=canonical — risks duplicate-content dilution.

Structured data fix →

No JSON-LD — misses rich-result eligibility.

HSTS fix →

No HSTS header.

Content depth fix →

Thin (~191 words).

Title tag

13 chars.

Meta description

82 chars.

Indexable by search engines

No noindex directive.

HTTPS enforced

http:// redirects to https://.

Mobile viewport

Responsive viewport set.

Single H1

Exactly one H1.

Open Graph tags

title, description & image set.

XML sitemap

Reachable / declared in robots.txt.

robots.txt

Present.

Language declared

<html lang> set.

On-page & technical checks from a live homepage crawl, plus Google Lighthouse — re-run on every deploy and diffed against the last scan. This is the build-quality half of SEO; the Authority Score above is the off-page (link) half.

03
Performance

Field experience

no field data
below CrUX traffic floor
/ Core Web Vitals · last 28d
via Google CrUX
Core Web Vitals data not yet available CrUX requires a minimum traffic threshold
04
Build

Technology stack

2 signatures
fingerprinted
Built with · last detected 1 day ago

Detected technology stack

2 signals
05
Identity

Registration

2021 · 4 yr
Name.com, Inc.
Domain

Registration & identity

checked 1 day ago
Registered
Dec 13, 2021
Domain age
4 years
Registrar
Name.com, Inc.
IP address
172.64.80.1
06
Security

Certificate

valid
Google Trust Services
Security

SSL certificate

Valid
Issuer
Google Trust Services
Expires
Jun 25, 2026
Days left
35
07
Capture

Homepage

1200 × 750
1 day ago
Preview

Homepage snapshot

captured 1 day ago
Homepage of defensivecss.dev
08
Links

Backlink intelligence

0 referring
0 changes logged

Highest-authority sources

Backlink snapshot incoming — first sync runs at 02:00 UTC.

Recent changes

No recent events yet.
09
Embed · certificate of record
SVG · live
re-renders daily

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One line of HTML in your footer. The badge re-renders live on every daily sync — no JavaScript, no upkeep. Every visitor who clicks it lands right here.

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