issn.org
Scanned URL: https://issn.org
38
π SEO Score
5 / 13 checks passed
27
π€ LLM Readiness
3 / 11 checks passed
73
β‘ Performance
8 / 11 checks passed
π Extracted Page Tags
Title Tag
ISSN | Β
Meta Description
Β
H1 Heading
None found
Canonical URL
None found
π SEO Audit
38/100β Title Tag
Length: 8 chars (Ideal: 30-60).
β Meta Description
Length: 1 chars (Ideal: 50-160).
β H1 Tag
Found 0 H1 tags. Exactly 1 is recommended.
β Canonical URL
Missing canonical tag.
β Open Graph Tags
Found 0 OG properties (4+ recommended).
β
Indexability
Page allows indexing.
β
Mobile Viewport
Viewport meta tag present.
β Image Alt Text
6 of 10 images missing alt.
β
Sitemap
Sitemap declared.
β Heading Hierarchy
Missing H1 or H2 tags.
β
Internal Links
Found 67 internal links.
β HSTS Security
Missing HSTS header.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
27/100β Structured Data (JSON-LD)
No JSON-LD found.
β Schema Entities
No schema entities.
β FAQ Schema
Missing FAQ schema.
β Contextual Summary
Description too short for AI context.
β E-E-A-T (Author)
No author meta or schema.
β Organisation Schema
Missing Organization schema.
β Breadcrumb Schema
Missing BreadcrumbList.
β
AI Crawler Access
AI agents not blocked.
β
Language Declaration
Language set to 'en-US'.
β Semantic Structure
No semantic HTML5 wrappers.
β
Entity Verification Links
Social/publisher profiles linked.
β‘ Performance
73/100Network Waterfall (Total: 3610ms)
- DNS: 126ms
- Connect: 212ms
- TTFB: 520ms
- Download: 3090ms
β
Time to First Byte (TTFB)
TTFB: 520ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 20.3KB (Target: < 150KB).
β
Text Compression
Compression enabled (gzip).
β
Cache Policies
Cache-Control headers set.
β CDN Usage
No CDN headers found.
β
Secure Delivery (HTTPS)
Served securely.
β Modern Protocol
Using HTTP/1.1.
β
Native Lazy Loading
Images use loading='lazy'.
β
Minified Assets
Minified .js/.css referenced.
β Preload / Preconnect Hints
Missing preload/preconnect hints.
β
Character Set
UTF-8 declared.
π‘οΈ Security & Blacklist
Cleanβ
Domain is clean.
β
Spamhaus DBLVerify β
Lookup inconclusive β use the Verify link to check manually.
β
SURBLVerify β
Not listed β no threats detected.
β
URIBLVerify β
Lookup inconclusive β use the Verify link to check manually.
β
Google Safe BrowsingVerify β
No unsafe content found per Google Safe Browsing.
βοΈ Technologies
CMS
WordPress
Analytics & Tracking
Google Tag Manager
JavaScript
jQuery
Infrastructure & CDN
Apache
π WHOIS
Registrar
Gandi SAS
Expires
2027-03-27
Registered
1996-03-26
Last Updated
2026-03-18
Status
client transfer prohibited
Name Servers
ns-117-a.gandi.net, ns-21-c.gandi.net, ns-36-b.gandi.net
π DNS Records
| Type | Value |
|---|---|
| A | 46.105.152.159 |
| MX | webmail2.issn.org |
| MX | webmail.issn.org |
| MX | issn.in.tmes.trendmicro.eu |
| TXT | brevo-code:ec006b10d9a79dc5a40dc5230a34a1e8 |
| TXT | tmes=d472f81e82e603e4c2989a1c9fe1e86a |
| TXT | v=spf1 mx a include:spf.mailjet.com include:spf.tmes.trendmicro.com include:_mailcust.gandi.net ip4:87.98.132.107/32 ip4:78.202.116.207/32 ip4:90.63.223.175/32 ip4:150.70.0.0/16 ip4:193.55.152.252/32 ip4:193.55.152.253/32 ip4:95.142.164.141/32 ip6:2001:4b98:dc0:51:216:3eff:fe35:c7e1/128 ip4:54.37.111.24/32 ip4:141.94.63.216/32 ip4:151.80.6.248/32 include:spf.brevo.com -all |
| TXT | 3mpCBUyrWsqIEvHygKMl3vH9g5lBVQ4hHXidA4IhHMM= |
| NS | ns-36-b.gandi.net |
| NS | ns-21-c.gandi.net |
| NS | ns-117-a.gandi.net |