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82
Total
90
DNS
50
Email
77
Security
100
Network
100
Availability
Domaindata.gov
IPv44
IPv68
MX records0
StatusActive
Domain technical report

Data.gov Home - Data.gov

data.gov

The home of the U.S. Government's open data

Generated: 2026-08-09T22:25:23-05:00 · Cached result

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IPv44
IPv68
MX0
NS4

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

4 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

8 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

4 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 policy5 / 5 pts · Dns

Certificate authority restriction.

!
DNS propagation0 / 10 pts · Dns

Agreement between public resolvers.

!
MX records0 / 20 pts · Mail

0 MX record(s).

✓
SPF25 / 25 pts · Mail

SPF policy published.

✓
DMARC25 / 25 pts · Mail

DMARC policy published.

!
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

54 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers12 / 35 pts · Security

3 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: server-3-170-51-91.cmh68.r.cloudfront.net

✓
IPv4 diversity35 / 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 response40 / 40 pts · Availability

HTTP/2 200

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

4 record(s)
3.170.51.91
3.170.51.15
3.170.51.115
3.170.51.34

AAAA

8 record(s)
2600:9000:2798:ae00:1b:ad56:be80:93a1
2600:9000:2798:c600:1b:ad56:be80:93a1
2600:9000:2798:ea00:1b:ad56:be80:93a1
2600:9000:2798:3400:1b:ad56:be80:93a1
2600:9000:2798:4c00:1b:ad56:be80:93a1
2600:9000:2798:800:1b:ad56:be80:93a1
2600:9000:2798:4a00:1b:ad56:be80:93a1
2600:9000:2798:400:1b:ad56:be80:93a1

CNAME

0 record(s)
—

Not configured

MX

0 record(s)
—

Not configured

TXT

4 record(s)
"v=spf1 ip4:34.193.244.109 include:gsa.gov ~all"
"n6fgn8dyh1hhqsmghskdplss7zp7yt7q"
"google-site-verification=K1_M1KkxyZYMiqHHAmlUVcXgYxV6myWSNYAyLrUk_PA"
"621df521f1e44ac69a670f325dc86889"

NS

4 record(s)
ns-60.awsdns-07.com.
ns-1826.awsdns-36.co.uk.
ns-1354.awsdns-41.org.
ns-965.awsdns-56.net.

SOA

1 record(s)
ns-1354.awsdns-41.org. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400

CAA

6 record(s)
0 issue "amazonaws.com"
0 issue "digicert.com"
0 issue "letsencrypt.org"
0 issue "amazontrust.com"
0 issue "amazon.com"
0 issue "awstrust.com"

DS

1 record(s)
26283 13 2 DD446104895A4C4C34264DF1D41EB558F9C0769988671A853E18269D A9E7AD43

DNSKEY

3 record(s)
256 3 13 Fpxtb8Yv0rTc82xmIme6frKGvonLdwsKK+lMtIoezqeVHwxKxYJOvNFp cNAO7v+0/nB6FCtABM5C2wejtGG9Gw==
256 3 13 31tVz/iKRgCpMLsot05MyluQf2iY2Zz5lPEyQPTNMRr+QMKh/NF173+o qEGNIg9gfwFpEoqBBYY+uUTjp42H0Q==
257 3 13 yikgKfbwKx14Hi40BdQjIsegVsEoj+5TvwGH3l+iOGn63Df0LTr7lpQB UvOXPP0cFFZGKoTj4CnuMGzq/MqEXQ==

RRSIG

4 record(s)
NS 13 2 172800 20260812042512 20260810022512 52040 data.gov. a8iCxoXYVTMWypl4R3RFV3qmKl4sO/gGmZtcHUaprzk/gZWJmk1Lak/F cHdq8FIEEcP4/nPBov+1rRIpKSdrJQ==
TXT 13 2 300 20260810043012 20260810022512 52040 data.gov. tXLTdxmex69D2qG1ev61aulhSLXlHR9C70Gu0r9PD22L67bfPe5J3r75 kooftGJiUx1IamhCFS6j79h6/U+zOw==
AAAA 13 2 60 20260810042612 20260810022512 52040 data.gov. bTFKva4M6enZRUhFakRwaNhmxhDsgbj488+15lqEELYw7QRIUywz6MYT W5DLfCSCKwXx+0Gei5ozulo3lHB4tg==
DS 13 2 3600 20260811042512 20260809022512 35496 gov. 9bRlYE+Clqcaauhht4gu7wLv6zVDFxW59h8JC9VNHWcKodEa8MdF1vzf 3kGzLW2pfumGDIrOFOzazm7hf86Igg==

NSEC

0 record(s)
—

Not configured

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

Configured
v=spf1 ip4:34.193.244.109 include:gsa.gov ~all

DMARC

Configured
v=DMARC1; p=reject; fo=1; pct=100; ri=86400; rua=mailto:gsalogin@rua.agari.com,mailto:dmarcreports@gsa.gov,mailto:reports@dmarc.cyber.dhs.gov; ruf=mailto:gsalogin@ruf.agari.com,mailto:dmarcfailures@gsa.gov

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Data.gov Home - Data.gov
Description
The home of the U.S. Government's open data
Final URL
https://data.gov/
HTTP status
206

HTTP

Status
HTTP/2 200
Final URL
https://data.gov/
Version
3
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
data.gov
Valid from
2026-07-05T09:20:39-05:00
Valid until
2026-10-03T09:20:38-05:00
Days remaining
54
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256

Security headers

3 active
✓
HSTSImplemented
—
Content Security PolicyNot detected
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
—
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

Review
!
Differences detected

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
13.32.205.112, 13.32.205.58, 13.32.205.64, 13.32.205.9
55,59 ms
Cloudflare
1.1.1.1
13.32.205.112, 13.32.205.58, 13.32.205.64, 13.32.205.9
19,24 ms
Quad9
9.9.9.9
13.32.205.112, 13.32.205.58, 13.32.205.64, 13.32.205.9
86,91 ms
OpenDNS
208.67.222.222
13.32.205.112, 13.32.205.58, 13.32.205.64, 13.32.205.9
54,24 ms
AdGuard
94.140.14.14
3.166.96.39, 3.166.96.48, 3.166.96.50, 3.166.96.72
71,71 ms

IP, geolocation and ASNAssociated network information

3.170.51.91

No data
success
No
country
region
city
asn
organization
isp

3.170.51.15

No data
success
No
country
region
city
asn
organization
isp

3.170.51.115

No data
success
No
country
region
city
asn
organization
isp

3.170.51.34

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
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

data.gov

Port 25: Closed/unreachable - 0.9 ms - 
Port 465: Closed/unreachable - 4020.8 ms - 
Port 587: Closed/unreachable - 4015.4 ms -

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