Analyze any domain

Get a complete DNS, email, SSL, HTTP and network analysis in seconds.

Total

DNS

Email

Security

Network

Availability

Domaincolorado.gov

IPv42

IPv60

MX records0

StatusActive

Domain technical report

Home | colorado.gov

colorado.gov

Generated: 2026-08-08T22:16:28-05:00 · Cached result

JSON CSV PDF Visit site

IPv42

IPv60

MX0

NS4

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 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 chain0 / 15 pts · Dns

Both DS and DNSKEY are required.

CAA policy0 / 5 pts · Dns

Certificate authority restriction.

✓

DNS propagation10 / 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

186 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 DNS30 / 30 pts · Network

PTR: a474bc185d34ecf77.awsglobalaccelerator.com

✓

IPv4 diversity35 / 35 pts · Network

Two or more IPv4 addresses receive full points.

IPv6 connectivity0 / 35 pts · Network

AAAA availability.

✓

DNS resolution40 / 40 pts · Availability

At least one address family must resolve.

HTTP response0 / 40 pts · Availability

HTTP/2 403

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)

99.83.143.241
75.2.28.46

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

0 record(s)

—

Not configured

TXT

10 record(s)

"google-site-verification=wE70NvAEeQ0dUv8T9GlxSLQsvq_JC-lkBP5pvfYZ-9o"
"firebase=oit-cbe-2-0-dev"
"bp95wjxpw9sn5150kss59pvm8gq2xxrn"
"d3k78kys0yh48mly0yzdhf4w4lvjp48f"
"r7g1w1tdb1z29nh5vw0mvqfmwkvy2wb2"
"google-site-verification=PXshDPnJWsaEqK6GcdJzUJsFdT5CJWuMboy6vf_qK4Y"
"_erbldfdedupialx7psr0k2a76rfqm81"
"_e95wxr9cpjfldzymko02slnktf07ss8"
"v=spf1 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all"
"google-site-verification=6qIxMBu2EC4va9KdscpnvaW6RlbAU7n-qDl5Ihe6iEY"

NS

4 record(s)

ns-1708.awsdns-21.co.uk.
ns-1120.awsdns-12.org.
ns-626.awsdns-14.net.
ns-9.awsdns-01.com.

SOA

1 record(s)

ns-1708.awsdns-21.co.uk. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400

CAA

0 record(s)

—

Not configured

DS

0 record(s)

—

Not configured

DNSKEY

0 record(s)

—

Not configured

RRSIG

1 record(s)

NSEC 13 2 1800 20260810041616 20260808021616 35496 gov. jx8oOrCwv2rxfhMHRTWrmLsIuHGxYd5Fwkrotbu1I6KZAsWob33sRFpN VntI55F6xNZiAvWQ/kjtlBe9n7d+zA==

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 include:%{ir}.%{v}.%{d}.spf.has.pphosted.com ~all

DMARC

Configured

v=DMARC1; p=none; sp=none; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com;

DKIM

Not found

—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Home | colorado.gov

Description

Final URL

https://www.colorado.gov:443/

HTTP status

206

HTTP

Status

HTTP/2 403

Final URL

https://www.colorado.gov:443/

Version

Server

CloudFront

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Amazon

*.colorado.gov

Valid from

2026-07-28T19:00:00-05:00

Valid until

2027-02-11T17:59:59-06:00

Days remaining

186

Protocol

TLSv1.2

Cipher

ECDHE-RSA-AES128-GCM-SHA256

Security headers

1 active

—

HSTSNot detected

✓

Content Security PolicyImplemented

—

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

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

75.2.28.46, 99.83.143.241

46,40 ms

Cloudflare

1.1.1.1

75.2.28.46, 99.83.143.241

33,48 ms

Quad9

9.9.9.9

75.2.28.46, 99.83.143.241

25,32 ms

OpenDNS

208.67.222.222

75.2.28.46, 99.83.143.241

29,05 ms

AdGuard

94.140.14.14

75.2.28.46, 99.83.143.241

61,33 ms

IP, geolocation and ASNAssociated network information

99.83.143.241

No data

success

country

region

city

asn

organization

isp

75.2.28.46

No data

success

country

region

city

asn

organization

isp

Visitor information

Visitor

216.73.217.62

reverse

country

country_code

region

city

latitude

longitude

isp

organization

asn

timezone

browser

Other

language

user_agent

Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)

is_bot

Yes

cloudflare

SMTPEmail port connectivity

colorado.gov

Port 25: Closed/unreachable - 0.8 ms - 
Port 465: Closed/unreachable - 4019.3 ms - 
Port 587: Closed/unreachable - 4020.7 ms -

Recently analyzed domains

View all →

fl.us4 active24.cz95 bc.ca4 yukongold-casino.io66 jeito.nl97 z9x8c7v6b5-debug-trigger-wapdns.com4 dovecot.org97 muohio.edu75 cloudflare.com94 rijksoverheid.nl96