iza.org
Scanned URL: https://iza.org
38
π SEO Score
5 / 13 checks passed
36
π€ LLM Readiness
4 / 11 checks passed
45
β‘ Performance
5 / 11 checks passed
π Extracted Page Tags
Title Tag
Welcome |
IZA@LISER Network
Meta Description
Welcome to the IZA@LISER Network website
H1 Heading
None found
Canonical URL
None found
π SEO Audit
38/100β Title Tag
Length: 70 chars (Ideal: 30-60).
β Meta Description
Length: 40 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
26 of 44 images missing alt.
β Sitemap
No sitemap found in robots.txt.
β Heading Hierarchy
Missing H1 or H2 tags.
β
Internal Links
Found 54 internal links.
β
HSTS Security
HSTS header present.
β
HTTPS
Loads securely over HTTPS.
π€ LLMO
36/100β 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'.
β
Semantic Structure
Uses <main> or <article>.
β
Entity Verification Links
Social/publisher profiles linked.
β‘ Performance
45/100Network Waterfall (Total: 2993ms)
- DNS: 1511ms
- Connect: 1603ms
- TTFB: 2021ms
- Download: 972ms
β Time to First Byte (TTFB)
TTFB: 2021ms (Target: < 600ms).
β
HTML Payload Size
Raw HTML: 20.6KB (Target: < 150KB).
β
Text Compression
Compression enabled (gzip).
β Cache Policies
Missing Cache-Control headers.
β CDN Usage
No CDN headers found.
β
Secure Delivery (HTTPS)
Served securely.
β Modern Protocol
Using HTTP/1.1.
β Native Lazy Loading
No lazy loading detected.
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.
π WHOIS
Registrar
Deutsche Telekom AG
Registered
1998-03-13T05:00:00Z
Expires
2027-03-12T05:00:00Z
Last Updated
2026-02-17T21:31:32Z
Status
ok https://icann.org/epp#ok
Name Servers
name-server.iza.org, cl1.iza.org, dns1.uni-bonn.de, dns2.uni-bonn.de, dns3.uni-bonn.de
π DNS Records
| Type | Value |
|---|---|
| A | 131.220.86.90 |
| MX | esa2.rhrz.uni-bonn.de |
| MX | esa3.rhrz.uni-bonn.de |
| MX | esa1.rhrz.uni-bonn.de |
| TXT | _telesec-domain-validation=328572_2023-11-29_xTQEEnZR8Q5Aoha8oCV6DJtse28CTLgf3enVmeAtxd7nbtfbNt |
| TXT | v=spf1 a mx a:cl1.iza.org ip4:131.220.86.42/32 ip4:131.220.86.43/32 ip4:162.13.112.124/32 ip4:85.214.19.177/32 ip6:2a00:1a48:7806:116:be76:4eff:fe08:755b ~all |
| TXT | postman-domain-verification=0ca3420867f56417bb3063fb99a929e341bf07803dea32cae6d860385ccb9fdb3a31261f51f0e06c0c03b66401ee3c7ef8e827cd83c1cef50e0f1a880cfa55a8 |
| TXT | google-site-verification=OAHTQZ1fQJlabcv7LTpg6OBn1MhuqqkSDSaF6wV-NKM |
| TXT | MS=ms35467897 |
| TXT | _telesec-domain-validation=354588_2025-11-03_UHjG3bXHghi1DrOEDjj6E209qJBLkL4yNQ0xVo2lorXJ97AW4A |
| NS | dns2.uni-bonn.de |
| NS | dns1.uni-bonn.de |
| NS | dns3.uni-bonn.de |
| NS | name-server.iza.org |
| NS | cl1.iza.org |