What technology does nb.rs use?

nb.rs is built with WordPress, jQuery, Google Analytics, Apache.

Is nb.rs secure (HTTPS)?

Yes. nb.rs uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Oct 7, 2026.

Hosting provider information for nb.rs is not available yet.

What is nb.rs's SEO score?

nb.rs scored 80/100 for SEO in the latest analysis (great).

What is nb.rs's overall website score?

nb.rs has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.

nb.rs

Народна библиотека Србије

Last scanned Jul 26, 2026, 1:19 PM

Overall score

Fair

Summary

This website uses WordPress. SEO is good (80/100) and accessibility is excellent (90/100). Security scores fair (65/100) and performance good (80/100). Top issue: Missing meta description.

Top issues to fix

7 issues found · 4 high priority

Missing Strict-Transport-Security header
Security
Add HSTS so browsers always use HTTPS — this closes the protocol-downgrade attack window.
Missing Content-Security-Policy header
Security
Add a CSP to control which sources can run scripts — the strongest single defense against XSS.
Missing meta description
SEO
Add a ~150-character meta description to control your search-result snippet and lift click-through rate.
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 X-Content-Type-Options header
Security
Add X-Content-Type-Options: nosniff to stop MIME-sniffing attacks.
Missing X-Frame-Options header
Security
Add X-Frame-Options (or a CSP frame-ancestors rule) to prevent clickjacking via hidden iframes.

+1 more issue — details in the sections below.

SEO

2 issue(s) found

Performance

1.76 s

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.

Facebook Instagram YouTube X (Twitter)

Contact

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

Email: nbs@nb.rs

Meta tags

Title: Народна библиотека Србије
Description
Canonical: https://nb.rs/
Language: sr-RS
Charset: UTF-8
Viewport: width=device-width, initial-scale=1
Robots meta: index, follow, max-image-preview:large, max-snippet:-1, max-video-preview:-1
Manifest

Technologies

Detected frameworks, languages, and tools.

WordPress jQuery Google Analytics Apache

Hosting & CDN

Hosting provider: —
CDN provider: —
IP address: 147.91.246.202
ASN: —

DNS records

Type	Value
A	147.91.246.202
AAAA	—
MX	mail.nb.rs
TXT	v=spf1 mx ip4:147.91.246.95 ip4:147.91.246.30 -all
NS	ns1e.nb.rs ns2e.nb.rs ns.rcub.bg.ac.rs
CAA	—
CNAME	—
IPv6 support	No

TLS / SSL certificate

Version: TLS 1.3
Issuer: DigiCert Inc
Subject: *.nb.rs
Valid from: Mar 23, 2026
Valid to: Oct 7, 2026
Days until expiry: 71
SAN domains: *.nb.rs, nb.rs

Security headers

Strict-Transport-SecurityMissing
Content-Security-PolicyMissing
X-Frame-OptionsMissing
X-Content-Type-OptionsMissing
Referrer-PolicyMissing
Permissions-PolicyMissing

Compression: gzip · 3 cookie(s) observed

Content & assets

Headings

H1 0 · H2 0 · H3 4

Links

106 internal · 16 external · 0 broken

Images

13 total · 0 missing alt

Scripts / Styles

61 scripts · 50 stylesheets

JS / CSS size

874 KB · 1017 KB

Page size

292 KB

Robots.txt & Sitemap

robots.txt: Found
Disallow rules: 0
sitemap.xml: Found
URLs in sitemap: -1

SEO issues

Missing meta description
No H1 heading found

Scan details

Requested URL: https://nb.rs
Final URL: https://nb.rs
HTTP status: 200
HTTP version: HTTP/2
Response time: 1.75 s
HTML size: 292 KB
Redirect chain: https://nb.rs

See something wrong on this report? Request a correction

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Frequently asked questions

What technology does nb.rs use?: nb.rs is built with WordPress, jQuery, Google Analytics, Apache.
Is nb.rs secure (HTTPS)?: Yes. nb.rs uses TLS 1.3 with a certificate issued by DigiCert Inc, valid until Oct 7, 2026.
Who hosts nb.rs?: Hosting provider information for nb.rs is not available yet.
What is nb.rs's SEO score?: nb.rs scored 80/100 for SEO in the latest analysis (great).
What is nb.rs's overall website score?: nb.rs has an overall SiteGraph score of 78/100, combining SEO, performance, security, and accessibility.

Top issues to fix

Organization

Contact

Meta tags

OpenGraph & Twitter Card

Technologies

Hosting & CDN

DNS records

TLS / SSL certificate

Security headers

Content & assets

Robots.txt & Sitemap

SEO issues

Accessibility issues

Scan details

Related websites

Frequently asked questions