Website reputation report

dados.gov.br

Last checked 55 minutes ago · Point-in-time assessment

● Evidence is limited

What is this website?

Public pages were observed on dados.gov.br, but their subject was not confidently classified.

No listed local patterns observedHomepage-only analysis is not a malware clearance. Read the scope and findings below.

76/100Safety Score
75%Evidence Confidence
Trust Radar evidence profile Eight evidence dimensions from zero to one hundred. Exact values surround the chart. Threat Intelligence55 Domain History93 Infrastructure95 Website Security95 Security Hygiene70 Transparency38 Reputation50 Operational Stability96
Trust RadarEight observed factors. Select one to inspect its evidence.

How to read this report

Safety Score evaluates observed signals. Evidence Confidence measures how complete, direct, fresh, and consistent those signals are.

No automated scan can guarantee that a website is safe.

Independent evidence brief

What we observed about dados.gov.br

Updated Oct 1, 2026

The latest scan examined 1 public page on dados.gov.br. Website descriptions below come from the site itself. Registration, connection and threat findings were checked separately.

Purpose and visible content

Observed page signals place this website in Other Websites. A fuller description was not available from its public pages during this scan.

Observed page title: Portal de Dados Abertos.

Registrar and domain history

Registered on Jul 29, 2011.

Connection and hosting evidence

The checked homepage returned HTTP 200.

A valid TLS certificate was observed, expiring Jan 15, 2027.

Threat checks and score context

External malware-provider coverage was unavailable. The report does not treat this missing check as a clean result.

Safety Score: 76/100. Evidence Confidence: 75%. These measure different things.

Latest recorded material change: Safety score updated from 74 to 76.

Public content profile

Pages reviewed on dados.gov.br

1 of up to 10 pages

We sampled public pages from this website to understand its subject and contact paths. The titles and short descriptions below come from the website itself. They are not endorsements or independent safety findings.

At a glance

Key findings

✓

Report is current

The displayed evidence comes from the published immutable scan.

i

Confidence is separate

Unavailable evidence is shown as missing and never counted as clean.

!

Verify before sensitive actions

Check the exact URL and context before payments, credentials, or downloads.

Fully explainable

Why this score?

Versioned weights
Threat IntelligenceWeight 25%
55/100

Threat providers were unavailable. The neutral uncertainty baseline is not a clean verdict.

Domain HistoryWeight 10%
93/100

Domain registration age and expiry were checked.

InfrastructureWeight 10%
95/100

Observed DNS records and network address were checked.

Website SecurityWeight 15%
95/100

Observed certificate validity and TLS protocol were checked.

Security HygieneWeight 15%
70/100

Observed security header values were checked for basic protective settings. Empty values, disabled HSTS and unrecognized values receive no credit. This is not a complete browser-policy validation.

TransparencyWeight 5%
38/100

Observed site metadata and About page were checked. Publisher-supplied details are not independently verified.

ReputationWeight 5%
50/100

Popularity is weak context, not proof of safety. Unranked sites use a neutral baseline.

Operational StabilityWeight 15%
96/100

Observed HTTP status and final connection scheme were checked.

Server-side analysis

Automated security checks

Local antivirus and phishing checks

ClamAV · homepage HTMLLocal antivirus is not enabled
Phishing.Database · exact hostnameLocal feed snapshot unavailable

Sampled scripts and pages

Resource antivirus is not enabled

0 resources checked · 2 script links observed on the homepage.

ClamAV inspects the fetched homepage HTML on our server. New scans also sample up to four linked scripts and two collected internal pages, with size and time limits. Scripts are not executed. Other downloads, private server files and logged-in pages remain outside this check. A signature match needs investigation and can be a false positive. No match is not a whole-site safety guarantee.

Exact hostname lookup uses a downloaded Phishing.Database snapshot. It does not send this domain to an external lookup API or mark sibling subdomains as harmful. Not listed does not mean safe. Snapshot age is download age, not proof that every entry was recently revalidated.

Homepage HTML only · Eight local rule families · local-security-v2

Checks use the fetched page and redirect chain. Scripts are not executed, forms are not submitted, and linked files are not downloaded. This is not a malware clearance.

Page resource inventory

Linked scripts2
Inline scripts2
Embedded frames2
External script hosts0

Counts describe the sampled HTML, not every resource loaded by the browser. External resources are common and are not automatically harmful.

No listed local patterns observed. The limited rule set cannot detect every threat or behavior.

External threat intelligence

Provider coverageNot checked

Local checks do not query external reputation databases. An unavailable check is never a clean result.

Registration

Domain information

Public RDAP observation
Canonical domaindados.gov.br
RegistrarUnavailable
RegisteredJul 29, 2011
Domain age15 years
ExpiresUnavailable
Registry statusesactive
Report statePublished

Infrastructure

Network & hosting

Observed endpoint, not legal location
IP address13.225.196.118
Autonomous systemUnavailable
Network organizationUnavailable
Observed countryUnavailable
CDNAmazon CloudFront
Web application firewallNot detected

At a glance

Infrastructure summary

Observed during this scan

A compact view of the connection, DNS and security surface. These observations describe what the scanner could verify at scan time and do not prove ownership or ongoing availability.

HTTP response200 · https://dados.gov.br/
Endpoint13.225.196.118
NetworkUnavailable
CDN and WAFAmazon CloudFront · Not detected
DNS surface19 records · 4 nameservers · 1 mail exchangers
Protection signals4 security headers · 1 technologies · DNSSEC unknown

Page telemetry

Observed page statistics

Safe metadata only

These counters describe the fetched response and sampled HTML. Script counts describe references in the markup, not a complete browser network log. Cookie counts cover observed response headers.

Response size9,632 bytes
HTTP check duration0 ms
Cookies observedUnavailable
Script resources2 · 0 external hosts
Frames and sampled checks2 frames · 0 resources checked

Encrypted transport

TLS certificate

Valid when observed
StatusValid when observed
ProtocolTLSv1.3
IssuercountryName=US, organizationName=Amazon, commonName=Amazon RSA 2048 M01
Valid fromDec 17, 2025
Valid untilJan 15, 2027
Certificate names*.dados.gov.br · dados.gov.br

Resolution

DNS footprint

DNSKEY status unknown

DNSKEY presence does not verify the DNSSEC signature chain. Missing records can mean no record was returned or the lookup was unavailable.

A13.225.196.118TTL —
A13.225.196.54TTL —
A13.225.196.6TTL —
A13.225.196.68TTL —
AAAA2600:9000:21a2:8200:1a:1fa0:8640:93a1TTL —
AAAA2600:9000:21a2:8400:1a:1fa0:8640:93a1TTL —
AAAA2600:9000:21a2:9800:1a:1fa0:8640:93a1TTL —
AAAA2600:9000:21a2:c000:1a:1fa0:8640:93a1TTL —
AAAA2600:9000:21a2:d600:1a:1fa0:8640:93a1TTL —
AAAA2600:9000:21a2:de00:1a:1fa0:8640:93a1TTL —
AAAA2600:9000:21a2:e00:1a:1fa0:8640:93a1TTL —
AAAA2600:9000:21a2:e600:1a:1fa0:8640:93a1TTL —
NSns-1031.awsdns-00.orgTTL —
NSns-111.awsdns-13.comTTL —
NSns-2015.awsdns-59.co.ukTTL —
NSns-918.awsdns-50.netTTL —
MX10 protection.serpro.gov.brTTL —
TXTglobalsign-domain-verification=3451C05B9C61C01AC6644E74B0020F84TTL —
TXTv=spf1 ip4:189.9.7.65/32 ip4:189.9.7.66/32 ip4:161.148.21.192/26 ip4:161.148.50.192/26 -allTTL —

DNS observations · no external lookup API

Domain email protection

Exact-host SPF and DMARC observations help the owner investigate email impersonation risks. They are separate from website malware checks and do not change the Safety Score.

SPFPolicy record observed, not fully validated
DMARCNo matching record returned for this exact hostname

What to do next

Review the records with your mail administrator. Inventory legitimate senders and test SPF and DKIM alignment before enforcing a stricter DMARC policy. Fix duplicate records and investigate overly permissive SPF rules.

This bounded check does not send email, probe SMTP, evaluate recursive SPF includes, verify DKIM signatures or apply organizational-domain DMARC inheritance. A missing subdomain record does not prove that no inherited protection exists. A DNS timeout is unknown, not an absent record. A policy record is not proof that messages authenticate successfully.

Responsible disclosure

security.txt

RFC 9116 observation

No readable security.txt file was observed at the standard locations. This is informational and is not evidence of malware.

Browser protections

Security headers

4 observed
content-security-policypresent script-src 'self' 'unsafe-inline' https://www.gstatic.com/ https://www.google-analytics.com https://www.google.com/recaptcha/ https://www.googletagmanager.com/ ; script-src-elem 'self' 'unsafe-inline' https://www.google.com/recaptcha/ https://www.gstatic.com/ https://www.google-analytics.com/ https://www.googletagmanager.com/gtag/ https://www.googletagmanager.com/
strict-transport-securitypresent max-age=31536000 ; includeSubDomains
x-content-type-optionspresent nosniff
x-frame-optionspresent sameorigin

Response headers

Cookie protections

Passive observation

No Set-Cookie header was observed on the sampled homepage response. Other pages may set cookies separately.

Detected stack

Technologies

Google Tag Manager 96%

Versions are shown only when publicly exposed by the page or response headers. An observed version is not, by itself, proof of a vulnerability.

JavaScript library advisories

JavaScript advisory analysis could not be completed or no eligible script files were sampled. No clean result is implied.

Structured facts

Website identity & response

Public page metadata
Page titlePortal de Dados Abertos
First headingUnavailable
DescriptionUnavailable
Canonical URLhttps://dados.gov.br/
Final URLhttps://dados.gov.br/
HTTP response200 · text/html · duration unavailable
LanguageUnknown
Structured typesNone observed
1100% evidence confidence
Local headers.permissions policy present100% evidence confidence
Local headers.hsts preload100% evidence confidence
missing100% evidence confidence
Local headers.cors present100% evidence confidence
Dns consistency.cname present100% evidence confidence
unavailable100% evidence confidence
1100% evidence confidence
4100% evidence confidence
19100% evidence confidence
Local headers.cors credentials with wildcard100% evidence confidence
12100% evidence confidence
Local headers.cors wildcard origin100% evidence confidence
Local headers.csp has default src100% evidence confidence
Local headers.csp has object src100% evidence confidence
1100% evidence confidence
Local headers.csp unsafe eval100% evidence confidence
1100% evidence confidence
Local headers.csp wildcard sources100% evidence confidence
1100% evidence confidence
31536000100% evidence confidence

Connection path

Redirect chain

0 recorded hops

No redirect hop was recorded for the sampled homepage.

Premium monitoring

Catch downtime and security changes automatically

Regular checks, availability history, and alert emails are reserved for Premium websites. Free reports remain point-in-time scans and do not create recurring server work.

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Compared with the previous scan

What changed

Safety Score+2 points
HTTP status200 → 200
Final URL changedNo
Technologies addedNone observed
Technologies removedNone observed

This comparison uses persisted scan evidence only. A changed signal can reflect a real website change, a different response or newly available evidence.

Explainable matching

Digital fingerprint

fingerprint-v1
steady-beacon-web-085

Comparable components help find technically related websites. A match does not prove common ownership.

DnsHashed private comparison value
TechnologiesHashed private comparison value

Material changes only

Change history

Safety score updated from 74 to 76.

score changed

Website icon for dados.gov.br

Visual evidence

Website screenshot

Screenshot of dados.gov.br
Earlier browser capture retained because this scan did not produce a usable replacement. It is not fresh scan evidence.

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Questions about dados.gov.br

FAQ

Still have questions? Contact us →
Is dados.gov.br safe to visit?

The latest Safety Score is 76/100 with 75% Evidence Confidence. This is a point-in-time assessment of observed technical signals, not a guarantee. Check the exact address and avoid entering payment details if anything looks unusual.

Did the scan detect malware on dados.gov.br?

External threat-provider coverage was unavailable for this scan, so malware status is unverified.

When was dados.gov.br registered?

The public registry record shows Jul 29, 2011. Registration details may be privacy-protected or updated later.

Did dados.gov.br have a valid TLS certificate?

The scanner observed a valid TLS certificate using TLSv1.3. A valid certificate alone does not establish that the site is safe.

Can a paid listing change this website's score?

No. Premium placement and owner-supplied pages are labelled separately. Technical evidence, the Safety Score and moderation decisions remain independent.