GoGuides Trust Record

Enter a domain to view its GoGuides Website Trust Record, including observed measurements, canonical website URL, observation history, current record and policy state, record fingerprint, and crawl timing.

Website Trust Record wouterkoolen.info

Current Trust Summary

This GoGuides Trust Record summarizes the current measured state for wouterkoolen.info.

Record Status

Public record
First recorded by GoGuides: 2026-09-24 09:21:33

Public Profile Display

Normal public profile display permitted by current GoGuides policy.

Current Grade

A / AI Rank 78

Crawl Freshness

Fresh
Last crawled just now

Domain Provenance Record

1 measurement across 0 days

Stability Window

Pending

Trust Record

Public Trust Record for wouterkoolen.info.

View Full Trust Profile →

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GOGUIDES

Public Trust Record

Rank: A • View Details

Canonical URL

https://wouterkoolen.info/

Matched URL

https://wouterkoolen.info/

AI Rank

Grade

Domain Provenance Timeline

Independent GoGuides observations showing when this domain was first recorded, how long it has been observed, and when its recorded state changed.

Observed Web & Network State

Objective state captured by GoGuides during its domain observation. These fields describe what GoGuides observed and are separate from AI Rank or Grade.

HTTP Status

200

Observed Final URL

https://wouterkoolen.info/

Observed Public IP Address

199.180.253.26

Observed Nameservers

ns3.ramdns.net, ns4.ramdns.net

Robots Access

Allowed
robots_unreachable_allowed

Page Robots Directive

Not observed

TLS Certificate

CN=YR2,O=Let's Encrypt,C=US
Valid 2026-07-26 06:02:31 to 2026-10-24 06:02:30

Observed Provenance States

1 stored state across 2 observations

Observed State Changes

Content: 0
Robots: 0
DNS: 0
TLS certificate: 0
Final URL: 0

Observed Evidence Details

These are objective observations recorded by the GoGuides crawler. They are separate from GoGuides AI Rank, Grade, or other interpretation.

Observation Type
Full Page Observation

Requested URL
https://wouterkoolen.info/

Final URL
https://wouterkoolen.info/

HTTP Status
200

Redirect Count
0

Content Type
application/xhtml+xml; charset=utf-8

Response Bytes
5,355

Canonical URL
Not observed

Observed Page Title
Prof.dr. Wouter M. Koolen | Home

Robots Access
Allowed

Robots Reason
robots_unreachable_allowed

Meta Robots
Not observed

X-Robots-Tag
Not observed

Observed Public IP Address(es)
199.180.253.26

Observed Nameservers
ns3.ramdns.net, ns4.ramdns.net

TLS Certificate Issuer
CN=YR2,O=Let's Encrypt,C=US

TLS Valid From
2026-07-26 06:02:31

TLS Valid Until
2026-10-24 06:02:30

First Observed
2026-08-31 01:39:55

Last Observed
2026-09-24 09:21:08

Identical-State Observations
2

▶ Show Cryptographic Evidence & SHA-256 Hashes ▼ Cryptographic Evidence & SHA-256 Hashes

                Title SHA-256

                bcc0cfee39c58656a5d1870104a997f9c2226e7eb3369df9c4b25eb87a1de3ca            

                Content SHA-256

                3a5e0ccc469b5ab2ac9db2579e2a0add47fb9c782d1a0b946b183cf576529da1            

                HTTP Body SHA-256

                fee37e96a315c3159d1bddb342391b354723a530ba95a56e41f93c575f20c951            

                robots.txt SHA-256

                Not observed            

                DNS State SHA-256

                890cb040d5004ba87fc27cb3a0a2e6ef9bb27f795d08c807424347fc588f521c            

                TLS Certificate SHA-256

                a24ff6501cd17246db1715ca76a20060f94cb8510e7d658db69dcac336555146            

                Complete Provenance State SHA-256

                7d52b91dc3c9834db1004c33da1f7c37aa9d0d13a8caf96b96ab62a76834b8f6

View Machine-Readable Provenance JSON

First Seen by GoGuides

2026-09-24 09:21:33

Last Crawled by GoGuides

2026-09-24 09:21:07 (just now)

Last Record Refresh

2026-09-24 09:21:33 (just now)

Record Refresh Freshness

Fresh
Last refreshed just now

Stored Measurement Age

0 days

Trust Record Age

just now

Stored Trust Measurements

Measurement Span

1 snapshot

Stability Window

Pending

Current Trust State Since

2026-09-24 09:21:33 (just now)

Days Since Last Change

0 days

Rank/Algo State Changes

Trust Record Fingerprint (SHA-256)

ca837e691a23e300f2663159722dd3df7ef0e4a166aa6bd151673e0e79b01243

Computed from: matched URL + rank + last crawled + algorithm version. This identifies the GoGuides trust record state; it is not domain-owner verification.

Provenance Observation History

This timeline shows when GoGuides recorded this state, including rank, crawl timing, algorithm version, and record fingerprint.

2026-09-24 09:21:33 | rank 78 | crawled 2026-09-24 09:21:07 | v1
ca837e691a23e300f2663159722dd3df7ef0e4a166aa6bd151673e0e79b01243

Record-State Favicon Previews

These favicons are generated deterministically from GoGuides measurement inputs for the site, including AI Rank and crawl timing. They provide a visual representation of the corresponding GoGuides record state. The same supported inputs produce the same favicon output. If a favicon appears different elsewhere, verify the record here to compare it with the current GoGuides state.

16px

open

32px

open

48px

open

64px

open

96px

open

Related GoGuides Web Intelligence & Trust Utilities

These GoGuides utilities work together to explain crawler activity, inspect AI visibility, compare robots.txt with GoGuides evidence surfaces, check Verified Text records, and explore machine-readable web intelligence and provenance.

Why GoGuides Crawled My Site Are AI Bots Visiting My Site? Not Showing in ChatGPT? Is My Site Used by AI? Robots.txt vs Trust Layer Verified Text Search Submit to the Live Index — $69.95