GoGuides Trust Record
Enter a domain to view its GoGuides Website Trust Record, including measured trust signals, canonical website URL, observation history, current trust state, trust record fingerprint, and crawl timing.
Website Trust Record
research.gov
Current Trust Summary
This GoGuides Trust Record summarizes the current measured state for research.gov.
Trust Status
Public trust record
First recorded by GoGuides: 2026-01-08 23:54:36
First recorded by GoGuides: 2026-01-08 23:54:36
Public Trust Display
Positive public trust display permitted by current GoGuides policy.
Current Grade
A / AI Rank 72
Crawl Freshness
Fresh
Last crawled 17 hours ago
Last crawled 17 hours ago
Domain Provenance Record
2 measurements across 55 days
Stability Window
55 days
Trust Record
Public Trust Record for research.gov.
Own this site? Copy this trust record code.
GOGUIDES
Public Trust Record
Rank: A • View Details
Canonical URL
https://research.gov/
Matched URL
https://research.gov/
AI Rank
72
Grade
A
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://www.research.gov/research-web/
Observed Public IP Addresses
128.150.221.182, 2620:10f:6002:221::182
Observed Nameservers
ns1.nsf.gov, ns2.nsf.gov, ns3.nsf.gov
Robots Access
Allowed
robots_unreachable_allowed
robots_unreachable_allowed
Page Robots Directive
index, follow
TLS Certificate
CN=GeoTrust TLS RSA CA G1,OU=www.digicert.com,O=DigiCert Inc,C=US
Valid 2026-08-28 00:00:00 to 2027-03-14 23:59:59
Valid 2026-08-28 00:00:00 to 2027-03-14 23:59:59
Observed Provenance States
56 stored states across
56 observations
Observed State Changes
Content: 0
Robots: 0
DNS: 0
TLS certificate: 1
Final URL: 0
Robots: 0
DNS: 0
TLS certificate: 1
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
Full Page Observation
Requested URL
https://research.gov/
https://research.gov/
Final URL
https://www.research.gov/research-web/
https://www.research.gov/research-web/
HTTP Status
200
200
Redirect Count
2
2
Content Type
text/html;charset=UTF-8
text/html;charset=UTF-8
Response Bytes
22,470
22,470
Canonical URL
https://www.research.gov/
https://www.research.gov/
Observed Page Title
Research.gov - Grants Management for NSF Community
Research.gov - Grants Management for NSF Community
Robots Access
Allowed
Allowed
Robots Reason
robots_unreachable_allowed
robots_unreachable_allowed
Meta Robots
index, follow
index, follow
X-Robots-Tag
Not observed
Not observed
Observed Public IP Address(es)
128.150.221.182, 2620:10f:6002:221::182
128.150.221.182, 2620:10f:6002:221::182
Observed Nameservers
ns1.nsf.gov, ns2.nsf.gov, ns3.nsf.gov
ns1.nsf.gov, ns2.nsf.gov, ns3.nsf.gov
TLS Certificate Issuer
CN=GeoTrust TLS RSA CA G1,OU=www.digicert.com,O=DigiCert Inc,C=US
CN=GeoTrust TLS RSA CA G1,OU=www.digicert.com,O=DigiCert Inc,C=US
TLS Valid From
2026-08-28 00:00:00
2026-08-28 00:00:00
TLS Valid Until
2027-03-14 23:59:59
2027-03-14 23:59:59
First Observed
2026-09-07 08:10:01
2026-09-07 08:10:01
Last Observed
2026-09-07 08:10:01
2026-09-07 08:10:01
Identical-State Observations
1
1
▶ Show Cryptographic Evidence & SHA-256 Hashes ▼ Cryptographic Evidence & SHA-256 Hashes
Title SHA-256
c0e83d0d6f3f93e33e82d9921ca3974ffa6b9c5a033be3e0604f332ee8a6e42b
c0e83d0d6f3f93e33e82d9921ca3974ffa6b9c5a033be3e0604f332ee8a6e42b
Content SHA-256
42ef8caf5ce0a23ad925ff8e948e10d0180ad5c37362df672144eb7a2092b131
42ef8caf5ce0a23ad925ff8e948e10d0180ad5c37362df672144eb7a2092b131
HTTP Body SHA-256
1e549ab2167a0d40ce6dcce0185b5e90e70789d024cbfae55fe4335160f4ca5f
1e549ab2167a0d40ce6dcce0185b5e90e70789d024cbfae55fe4335160f4ca5f
robots.txt SHA-256
Not observed
Not observed
DNS State SHA-256
29ce6e62c0c68d2e48f232741ab4f14d233dfadc1907cb005b1428b25d51900e
29ce6e62c0c68d2e48f232741ab4f14d233dfadc1907cb005b1428b25d51900e
TLS Certificate SHA-256
cc62118e1845ab393a4acea3958c40707a2161eee0f07d3e07ec1f8b2ed02db0
cc62118e1845ab393a4acea3958c40707a2161eee0f07d3e07ec1f8b2ed02db0
Complete Provenance State SHA-256
0d964cb1e70ead036b34f71b57258c540a720ab40e73a27032b7ed187eeffa44
0d964cb1e70ead036b34f71b57258c540a720ab40e73a27032b7ed187eeffa44
First Seen by GoGuides
2026-01-08 23:54:36
Last Crawled by GoGuides
2026-09-07 08:10:01 (17 hours ago)
Last Record Refresh
2026-09-08 01:14:11 (just now)
Record Refresh Freshness
Fresh
Last refreshed just now
Last refreshed just now
Stored Measurement Age
55 days
Trust Record Age
242 days ago
Stored Trust Measurements
2
Measurement Span
55 days across 2 stored measurements
Stability Window
55 days
Current Trust State Since
2026-07-14 03:26:28 (55 days ago)
Days Since Last Change
55 days
Rank/Algo State Changes
0
Trust Record Fingerprint (SHA-256)
a9eb2dd116b4c2b2529303bb494f1b037b615ad500ccc227ca1b974b25d94529
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 trust state, including rank, crawl timing, algorithm version, and verification fingerprint.
2026-09-08 01:14:11 | rank 72 | crawled 2026-09-07 08:10:01 | v1a9eb2dd116b4c2b2529303bb494f1b037b615ad500ccc227ca1b974b25d94529
2026-07-14 03:26:28 | rank 72 | crawled 2026-07-11 21:36:41 | v1
bdd2879748fe460aae1c63c76be08a2d3ff848aeb2ca1334b35477d2fed34426
Trust 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.
Related GoGuides Web Intelligence & Trust Utilities
These GoGuides utilities work together to explain crawler activity, inspect AI visibility, compare robots.txt with GoGuides trust signals, check Verified Text records, and explore machine-readable web intelligence and provenance.