Domain technical report
GOV.BR
gov.br
O gov.br reúne, em um só lugar, serviços para o cidadão e informações sobre a atuação de todas as áreas do governo.
IPv41
IPv61
MX1
NS6
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68
Total
95
DNS
45
Email
69
Security
55
Network
60
Availability
Domaingov.br
IPv41
IPv61
MX records1
StatusActive
DiagnosticsMain findings and recommendations
IPv4 (A)30 / 30 pts · Dns
1 IPv4 address(es) detected.
IPv6 (AAAA)10 / 10 pts · Dns
1 IPv6 address(es) detected.
Name server redundancy20 / 20 pts · Dns
6 NS record(s); 2 or more required.
SOA record10 / 10 pts · Dns
Authoritative zone record.
DNSSEC chain15 / 15 pts · Dns
DS and DNSKEY detected.
CAA policy0 / 5 pts · Dns
Certificate authority restriction.
DNS propagation10 / 10 pts · Dns
Agreement between public resolvers.
MX records20 / 20 pts · Mail
1 MX record(s).
SPF25 / 25 pts · Mail
SPF policy published.
DMARC0 / 25 pts · Mail
DMARC policy not found.
DKIM0 / 20 pts · Mail
No tested DKIM selector responded.
MTA-STS0 / 5 pts · Mail
Mail transport policy.
TLS-RPT0 / 5 pts · Mail
TLS reporting policy.
Valid TLS certificate55 / 55 pts · Security
159 day(s) remaining.
Certificate lifetime10 / 10 pts · Security
Full points require at least 30 days remaining.
HTTP security headers4 / 35 pts · Security
1 of 9 evaluated headers detected.
PTR reverse DNS0 / 30 pts · Network
PTR not detected.
IPv4 diversity20 / 35 pts · Network
Two or more IPv4 addresses receive full points.
IPv6 connectivity35 / 35 pts · Network
AAAA availability.
DNS resolution40 / 40 pts · Availability
At least one address family must resolve.
HTTP response0 / 40 pts · Availability
HTTP/1.1 403 Forbidden
HTTPS final URL20 / 20 pts · Availability
Final URL uses HTTPS.
DNS and emailPublished records and email configuration
A
1 record(s)161.148.164.31
AAAA
1 record(s)2804:151:3:2:161:148:164:31
CNAME
0 record(s)—
Not configured
MX
1 record(s)0 .
TXT
1 record(s)"v=spf1 -all"
NS
6 record(s)a.dns.br. c.dns.br. b.dns.br. e.dns.br. f.dns.br. d.dns.br.
SOA
1 record(s)a.dns.br. hostmaster.registro.br. 2026223154 1800 900 604800 900
CAA
0 record(s)—
Not configured
DS
2 record(s)18646 13 2 85E23B6ADC2DDCD214A609ADEFBBB9BE0BA837CB08154B9918D74620 4EF90538 32604 13 2 959FF1D96ABCBD1201D02D6E46959C51D576CC3AE75C95A82C028618 D3753233
DNSKEY
2 record(s)257 3 13 ZQALkR1qggF6vz7Kmq+FOEHVWSwgJEGMtlDuUIThTPN9FlfKGa5gdswv VUSI6Kaf8l5iMX6EyKwNdvOJ2JgJWw== 257 3 13 eSOiBLBbNnqgq+XQk5KeVDIK37El2+34QbEBF+/jcswUj0WDiuhKzN7l /8i9bbAfDiOoICi15cY33NMB8JGDKg==
RRSIG
7 record(s)SOA 13 2 172800 20260825062504 20260811052504 18646 gov.br. vgwWFJ/vGGJQe5XhoFcqOuNwKLqMRM+WE+1MRrfsKc+9+MP1Pp16juY7 lIkrNuYzAr6SRRJd1756w7QzeAB+pg== NS 13 2 172800 20260825051005 20260811041005 18646 gov.br. dub7LD2lkQO1CWBm6zemOXxJvjE+ENGRt4dbQRIb9pLOB+YQRJTY2REX tBVrXW7I6z9dcBRkyJW7UVORJia1tw== TXT 13 2 172800 20260825051005 20260811041005 18646 gov.br. h5Gsfc7/P+cN7ui7YcryYvbP1OVOwT7T2V4xs6lM0uzOXQ5rCw0HZO92 6Q6O4q9BU9Z5smTY139yW/IJASQXZg== AAAA 13 2 21600 20260825023005 20260811013005 18646 gov.br. nIsabon2bFxDPVrHXXK92NDsG9oN98JpvJWdDDvzubeHGaA5UbRrgni3 iM98zc6rX+9nN62w45lpjueKqi5Q+w== DNSKEY 13 2 21600 20260825021005 20260811011005 18646 gov.br. iFaBwUl6l/SqiAHS5GlK6+oIXEqlDvuDo7t1pCa9DdEGZiq6f3B64Sgn lB0frAIaI+ogYwnvWgJz4UsxhlADbg== DS 13 2 21600 20260824120004 20260810110004 52637 br. OgJkRcRKl9CQLpKBP+Tx2eQaP+c9qSmWrpjBPPc9i8/VAXQ/qzXK/xHN rjDUSpdg+fr8n4mR2++n9XaGZqU06Q== A 13 2 21600 20260825010504 20260811000504 18646 gov.br. Cc7PxAHmvc2jQo5bxsj5bw7CvPFWwz61LH7j9tvUIH+hOJi5qXau8xMH onVb4FGGuvaK5MK9UxbIvTReQToZJw==
NSEC
1 record(s)a2000.gov.br. A NS SOA MX TXT AAAA RRSIG NSEC DNSKEY
NSEC3
0 record(s)—
Not configured
SRV
0 record(s)—
Not configured
NAPTR
0 record(s)—
Not configured
TLSA
0 record(s)—
Not configured
SSHFP
0 record(s)—
Not configured
SPF
Configuredv=spf1 -all
DMARC
Not configured—
Not configured
DKIM
Not found—
Not configured
Analyzed webpageMetadata and HTTP response
Title and description
ExtractedTitle
GOV.BR
Description
O gov.br reúne, em um só lugar, serviços para o cidadão e informações sobre a atuação de todas as áreas do governo.
Final URL
https://www.gov.br/pt-br
HTTP status
206
HTTP
Status
HTTP/1.1 403 Forbidden
Final URL
https://www.gov.br/
Version
2
Server
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
GlobalSign nv-sa
CN
gov.br
Valid from
2026-07-02T08:46:23-05:00
Valid until
2027-01-17T07:46:23-06:00
Days remaining
159
Protocol
TLSv1.3
Cipher
TLS_CHACHA20_POLY1305_SHA256
Security headers
1 activeHSTSImplemented
Content Security PolicyNot detected
X-Content-Type-OptionsNot detected
X-Frame-OptionsNot detected
Referrer PolicyNot detected
Permissions PolicyNot detected
Cross-Origin-Opener-PolicyNot detected
Cross-Origin-Embedder-PolicyNot detected
Cross-Origin-Resource-PolicyNot detected
DNS propagationComparison across public resolvers
Public resolver comparison
ConsistentConsistent propagation
5 public resolvers queried.
ResolverServerResultLatency
Google
8.8.8.8161.148.164.31
98,67 ms
Cloudflare
1.1.1.1161.148.164.31
44,78 ms
Quad9
9.9.9.9161.148.164.31
22,96 ms
OpenDNS
208.67.222.222161.148.164.31
25,84 ms
AdGuard
94.140.14.14161.148.164.31
40,84 ms
IP, geolocation and ASNAssociated network information
161.148.164.31
No datasuccess
No
country
region
city
asn
organization
isp
Visitor information
Visitorip
216.73.217.62
reverse
country
country_code
region
city
latitude
longitude
isp
organization
asn
timezone
browser
Other
os
Other
language
user_agent
Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)
is_bot
Yes
cloudflare
No
SMTPEmail port connectivity
gov.br
Port 25: Closed/unreachable - 0.7 ms - Port 465: Closed/unreachable - 4020.7 ms - Port 587: Closed/unreachable - 4021.2 ms -