Analyze any domain

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

Total

DNS

Email

Security

Network

100

Availability

Domaingpo.gov

IPv41

IPv60

MX records1

StatusActive

Domain technical report

U.S. Government Publishing Office

gpo.gov

Generated: 2026-08-08T22:09:50-05:00 · Cached result

JSON CSV PDF Visit site

IPv41

IPv60

MX1

NS2

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

2 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.

✓

DMARC25 / 25 pts · Mail

DMARC policy published.

✓

DKIM20 / 20 pts · Mail

A DKIM selector was verified.

MTA-STS0 / 5 pts · Mail

Mail transport policy.

TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓

Valid TLS certificate55 / 55 pts · Security

130 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers19 / 35 pts · Security

5 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 connectivity0 / 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

1 record(s)

162.140.14.82

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

0 gpo-gov.mail.protection.outlook.com.

TXT

12 record(s)

"FveQ/soZoxZHlb+HOrJ9VLsSUa30XI8ortzCZQp3ZvzzW/dMT9oucMztwH/QslUP/l4aT/9Nk4/h+EXN6r4Mmw=="
"google-site-verification=x9XWRvd7M4WwMKAnRdWtWJxv9SgzmKWpnQiTENZi8Lk"
"sswc98trfnq947h6n2qxy0c8b4jtx16w"
"domain-verification=aLPKF3YqCvyYoIS2k7qb7b2yRaPLU_HIar_rQCiN-OE"
"e8WTiTGmBS/5MCn4qp7AW4LAs2em2qIm/uuHvmohKPPP2ZtDr2v84+17NJ4txIiFyMo9KtIJoNkYKpj1tGY5MA=="
"mfbf4rwc5jtnw7wl7g6psmmkvt4jq0xb"
"adobe-idp-site-verification=ed70e46b8095ce3defd8cb71aee5597983f4c9c9d67ed30f18b74f4abcb09ab4"
"83lgxldchk5t2k83vkpb41tpvnl2p334"
"apple-domain-verification=5Ad1n20NuPa7cxbN"
"docker-verification=3c6296f4-c9d6-413d-95b3-1ed8783bc2d3"
"3ppq0glzx9jqptqm2vjr9408rrbj3bn4"
"v=spf1 ip4:18.224.245.68 ip4:162.140.252.206/31 ip4:162.140.64.208 ip4:52.15.36.4 ip4:162.140.254.17 ip4:149.72.255.63 ip4:54.240.65.177 ip4:50.209.159.117 ip4:52.251.53.57 ip4:149.72.240.220 ip4:162.140.252.10 ip4:162.140.67.10 ip4:174.129.192.189 includ" "e:everbridge.net include:spf.protection.outlook.com include:rnmk.com include:rp.oracleemaildelivery.com -all"

NS

2 record(s)

ns2.gpo.gov.
ns1.gpo.gov.

SOA

1 record(s)

ns1.gpo.gov. dns.cloudflare.com. 2411619083 10000 2400 604800 1800

CAA

0 record(s)

—

Not configured

DS

1 record(s)

2371 13 2 633CA88EA8526550AFFDF84C3AC9E623DE1798525D62F7966DD339DB D4EEF82C

DNSKEY

2 record(s)

257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==

RRSIG

4 record(s)

NS 13 2 86400 20260810040940 20260808020940 34505 gpo.gov. jr9NZlqa+BDih9gL/d9agZooGmqfli9G7rwdAj+gFyVLQbQpeNGE4SgK nKeAjRrvzy5Vg0r7Si1iyY/BZX2DNg==
TXT 13 2 300 20260810040940 20260808020940 34505 gpo.gov. fXignS1rtOwbwmtKMUjU2AOMF/EgNDWrYPiBJgMZnBBUEnHXSEasEcov pB8gHCqR03bg6ZCfYACYTUN0tRDjJQ==
MX 13 2 300 20260810040940 20260808020940 34505 gpo.gov. BToKovAVx5UnEho6Q1NQJKqeb4D7KAchOFvXk++8KijiDjZMDMMm/f1v UCDpHGFxp/fZ6jvZD0Z5k7bjdqrgUg==
DS 13 2 3600 20260810040940 20260808020940 35496 gov. c0UzyCY59yiUIMLP6uUDzzYkiLWLee5hT5E3kBjw5KamyIUGLjIVZpcz oxR4VO/hnadmQ8HwA57Xc21pnz+Kxg==

NSEC

1 record(s)

\000.gpo.gov. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA

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 ip4:18.224.245.68 ip4:162.140.252.206/31 ip4:162.140.64.208 ip4:52.15.36.4 ip4:162.140.254.17 ip4:149.72.255.63 ip4:54.240.65.177 ip4:50.209.159.117 ip4:52.251.53.57 ip4:149.72.240.220 ip4:162.140.252.10 ip4:162.140.67.10 ip4:174.129.192.189 include:everbridge.net include:spf.protection.outlook.com include:rnmk.com include:rp.oracleemaildelivery.com -all

DMARC

Configured

v=DMARC1; p=reject; fo=1; pct=100; ri=3600; rua=mailto:government-publishing-office@rua.agari.com; ruf=mailto:government-publishing-office@ruf.agari.com

DKIM

Selector selector2

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCThP5hYyVr+KC8OAxidgDJYeBcNRTy/Fl+V9WA8ee7KUSdxeIvSiZtga0wLF2RWhJIMDGLTf6pISMuxiGJu/Nk6Xx7viCAaCrCpR8uVxBamf2LSTIdOAEjLLwrFc7RklmfIxBZeRIK1qp98Jr5YBIPyf6uXkXeNbhJF2TGm6F9TwIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

U.S. Government Publishing Office

Description

Final URL

https://www.gpo.gov/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.gpo.gov/

Version

Server

cloudflare

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

DigiCert Inc

www.gpo.gov

Valid from

2026-06-01T19:00:00-05:00

Valid until

2026-12-17T17:59:59-06:00

Days remaining

130

Protocol

TLSv1.2

Cipher

ECDHE-RSA-AES128-GCM-SHA256

Security headers

5 active

✓

HSTSImplemented

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

✓

Referrer PolicyImplemented

—

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

162.140.14.82

54,76 ms

Cloudflare

1.1.1.1

162.140.14.82

20,42 ms

Quad9

9.9.9.9

162.140.14.82

64,43 ms

OpenDNS

208.67.222.222

162.140.14.82

43,58 ms

AdGuard

94.140.14.14

162.140.14.82

54,67 ms

IP, geolocation and ASNAssociated network information

162.140.14.82

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

gpo-gov.mail.protection.outlook.com

Port 25: Closed/unreachable - 24.4 ms - 
Port 465: Closed/unreachable - 4044.6 ms - 
Port 587: Closed/unreachable - 4053.1 ms -

Recently analyzed domains

View all →

7k7k.com65 rijksoverheid.nl96 bundesjustizamt.de57 csustan.edu66 go.id15 uslegal.com81 z9x8c7v6b5-debug-trigger-wapdns.com4 gsa.gov95 apnic.net95 qc.ca4