---
title: What an AI agent reads on Prof Dr med Ralf Kolvenbach · The Direct Index
url: https://directindex.org/r/profkolvenbach.com/agent-view?format=md
---

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 [Report](https://directindex.org/r/profkolvenbach.com) · scanned 2026-10-20

# What an AI agent reads on Prof Dr med Ralf Kolvenbach

An assistant's crawler fetches the page once, without running JavaScript, and reads the text, the structured data and the links. Below is what it gets from [profkolvenbach.com](https://profkolvenbach.com/), taken from the copy the scanner kept.

4,072

characters of text without JavaScript

none

structured data for the business

3

of 3 AI crawlers turned away at the edge (GPTBot, ClaudeBot, PerplexityBot)

 Text

## The words an agent gets

Title: Prof. Dr. med. Kolvenbach – Gefässchirurgie Düsseldorf · language de-DE. First 1,800 of 4,072 characters:

```
Prof. Dr. med. Kolvenbach – Gefässchirurgie Düsseldorf Zum Inhalt springen Prof. Dr. med. Kolvenbach Gefässchirurgie Düsseldorf Menü + × aufgeklappt zugeklappt Home Über mich Blog Leistungen Diagnostik des Gefäßsystems Operation des Gefäßsystems Radiofrequenz-Therapie sonstige Leistungen Besenreiser-Sklerosierung Galerie Videos Fotos Kontakt English Home Die Gefäßspezialisten Herzlich Willkommen! Liebe Patientin, lieber Patient, ich heiße Prof. Dr. Ralf Kolvenbach und begrüße Sie herzlich. Gerne nehmen wir uns Zeit für Sie und Ihr Anliegen rund um das Gefäßsystem, die dazu gehörigen Beschwerden und Erkrankungen. Spezialisiert haben wir uns auf schonende, minimalinvasive Behandlungen. Kontakt Bitte melden Sie sich für Terminanfragen beim Patientenservicecenters des Sana Krankenhauses Gerresheim unter der Telefonnummer: 0211 2800 3525 oder online über Jameda oder Doctolib. Email: ralfkolvenbach@profkolvenbach.com Telefon: 0211 2800 3525 Facebook Instagram LinkedIn Kontaktieren Sie uns Termin online buchen Termin online buchen Kurz erklärt… … Bauchaortenaneurysma (BAA) … Schlaganfall und Erkrankungen der Halsschlagader Galerie weitere Videos finden sie HIER Wir haben die Erfahrungen und die Techniken, um viele unsere Patienten schonend ohne große Schnitte zu behandeln. Hierbei handelt es sich um sogenannte Katheter gestützte Techniken, bei denen ein Schnitt im Bauch-, Bein-, oder Hals-Bereich nicht mehr erforderlich ist. Viele dieser Eingriffe können daher in örtlicher Betäubung durchgeführt werden. Typischer Eingriff im Katheterlabor, um minimal invasiv einen Verschluss der Oberschenkel Schlagader zu behandeln. Hier geht es zu meinem Blog Neueste Beiträge Hiermit möchten wir unseren PatientInnen und KundInnen die Möglichkeit geben, sich direkt mit ihren Fragen und Problem
```

 Facts

## What it can say about the business

| A business type in JSON-LD | no |
| Name | no |
| Telephone | no |
| Address | no |
| Opening hours | no |
| Menu or price list | nothing |
| Cuisine in structured data | no |
| JSON-LD blocks | 0 (microdata:ImageGallery) |

 Actions

## The links it would act on

| Link | Role | Where it goes |
| --- | --- | --- |
| [www.jameda.de/duesseldorf/aerzte/gefaesschirurgen/prof-dr-ralf-robert-](https://www.jameda.de/duesseldorf/aerzte/gefaesschirurgen/prof-dr-ralf-robert-kolvenbach/uebersicht/80131734_1/) | booking | docplanner, a marketplace |
| [www.doctolib.de/gefaesschirurgie/duesseldorf/ralf-kolvenbach-duesseldo](https://www.doctolib.de/gefaesschirurgie/duesseldorf/ralf-kolvenbach-duesseldorf) | booking | doctolib, acting for the business |

Everything here comes from fetching the homepage once as a crawler. The [report](https://directindex.org/r/profkolvenbach.com) turns it into a score and a list of fixes, with code to paste.

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Business listings come from OpenStreetMap contributors, under the ODbL. Scores are published under the same licence.

```json
{"@context":"https://schema.org","@graph":[{"@type":"Organization","@id":"https://directindex.org/#org","name":"The Direct Index","url":"https://directindex.org/","logo":"https://directindex.org/favicon.svg","email":"hello@directindex.org","founder":{"@type":"Person","@id":"https://directindex.org/#antonio","name":"Antonio Curado","sameAs":["https://x.com/ab_curado"]},"description":"Independent measurement of whether AI agents can find, read and act on a business's own website."},{"@type":"WebSite","@id":"https://directindex.org/#site","url":"https://directindex.org/","name":"The Direct Index","publisher":{"@id":"https://directindex.org/#org"},"inLanguage":"en","potentialAction":{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https://directindex.org/scan?url={url}"},"query-input":"required name=url"}},{"@type":"WebAPI","name":"The Direct Index API","url":"https://directindex.org/openapi.json","documentation":"https://directindex.org/llms-full.txt","provider":{"@id":"https://directindex.org/#org"}}]}
```