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Total

DNS

Email

Security

Network

100

Availability

Domainus.com

IPv41

IPv60

MX records1

StatusActive

Domain technical report

US.COM | The Premium Global Domain for the U.S. Market

us.com

Position your business in the United States with .US.COM — an unrestricted, globally accessible domain. No residency requirements, just premium name opportunities. Register today!

Generated: 2026-08-08T17:58:47-05:00 · Cached result

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IPv41

IPv60

MX1

NS4

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

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 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

73 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers0 / 35 pts · Security

0 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: ec2-54-153-56-183.us-west-1.compute.amazonaws.com

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/1.1 200 OK

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)

54.153.56.183

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

0 mx-01.emailme.com.

TXT

2 record(s)

"google-site-verification=TQ9DQVGZ4sDKfEbBIAiflq7ZKjGuCOC_vEpwyw_XsW8"
"v=spf1 mx -all"

NS

4 record(s)

ns2.centralnic.net.
ns4.centralnic.net.
ns3.centralnic.net.
ns1.centralnic.net.

SOA

1 record(s)

ns0.centralnic.net. hostmaster.centralnic.net. 3000792130 900 1800 6048000 3600

CAA

0 record(s)

—

Not configured

DS

3 record(s)

41918 7 1 CBCF1E6604082D4879428AFF420A1B5C36C1F774
62601 7 2 76D3DB4610513B65321E03005E07BE96EFEE1CE535DE875D5EED75A1 EED327EF
41918 7 2 D326075832A5186666AD190FBB3F3B3B148FFE07357621FA0C412EFC 3CD2C2EE

DNSKEY

3 record(s)

257 3 7 AwEAAcEAndY4St1xLNbmtKYaBZ1gm5YBPpNlyN4JNH9lzlrUBh/n9+JP 6UfI+3LoYCxwzMlNrOF3ukrE0P9SvPsIBXbElN+A3lTDnFkO6LuNWA2L S+ZvBeQ3oLCXqaqb9okEi4Mcie9szhcoQkMua/AycIldb0/NIZ4Cx95B uF/ESpgvrs1ZSlYMMbWg+sOcuXGAFerczOtZRMeZGfkjhF1L91EYrWBa rohcxkjZNlkKsJCGS9VKkgSEqFBLk8td6ziPtJ1i10PBxkYl0USXZvpY wr/buSut76RPDVEsMurDj3WNcd+vR2nflRN76Msp9FCmanxqm8N99HaX CEZS7MtneY0=
256 3 7 AwEAAc4oaI+Eu37uIfH08DNusp32NpR2UpmNMjpRK2sGH/U+kmA1eurE mMYZPvXaMiiZrRv2d+jIwup/WjEFaGck31f0bZU5Ybi+y9A00tQ/OJc/ vXp1bM6wQV1W3+6odeD0R1dUMjUY507rchGB1s7fQMoHHSyrlXFw9XEg xK0QkkAV
256 3 7 AwEAAeGb9ZwtRTquaRZAYDxL2de1wkhnFCnTnzihPwtryxlnKf37MsWj ZOWBxmXnwjIF9VHuglWvO2uxo5rcDfIqMCdk4j8nP1NfPdvFsxhZ23eY b1iOOktXRRIrWuEVY9/WHF5cB2tKqA15ldh59xL+s7qT5rYBtID6G21b zQxs4bfr

RRSIG

5 record(s)

DNSKEY 7 2 3600 20260822102221 20260723085221 62601 us.com. sqCoqRkUAkXln5TL61DTG2ie3+R5shLbAGkf470ab1SZ8cZGQxrc1bsw o2uyT7Ri4djda1cA/AkVkkyMkaa3k7HF3iyoqqYU92LhywWM1rqM96mk 2t6RKHskLGWqgpmLtKs3l1kZV9F/WAEuHkEcjnY4Ht6lXpFveZ59yWUE w2WwF42/gvKjM6xBLsgLYUUZ6ByB23btsywPeto7UaaKcbBnwc532zPU flE94sOf3tM08mEtq+CrYdLZAVKUgfJjlowYIf+RLPMfWtQ3a7TloP1w wPieLtz2HMqw0pnz6MauXYaf+kAl/7/+UgttUSw1nio7IJ4ZcHr/gMl/ Uu2y0w==
SOA 7 2 3600 20260907224527 20260808211527 59742 us.com. nkiiONCLXqEl956+K02J5hrFLXPj8GSiNZZLEmkaCb9HPC+aKEtZLzvs htYM7hg5yApj/Ug8GD/g09I8E8OPVo5MFjaFitIOoGMXuFF1yX0tBvet lAd2B+87UpMwEyCcOqjp8ysFDmj2tNQQL5+QJpJTf0676tkkq2i/QZio sro=
NS 7 2 3600 20260822102221 20260723085221 59742 us.com. Xqc23OMTsaduraAeeLpf9SiZdfSEfp0jjkjguCPxuVVDBUCadqoyhJ20 W5BrbzhV7CB/gMe6l1mI6wFwZby0hTqiQM4d6f5ED25GCbpyn02Sv5uU RkqTQiqot/E1ZTroL030L2EK/Gm0j72hUMDKn0wV3s4g9+sZ0HIWTvxh rJk=
TXT 7 2 900 20260822102221 20260723085221 59742 us.com. Vmhdw+WNs6SB2Ebx988FjFkITYWX87Jp7wsUNnhMOg0t9QzIdzmK23KQ x/WCecQwaWqRK68fciaB/MsTM1Y0iwWarfE5WyB92VU+CzfQ2npUPkiM 0UZUyZeES7KaoWzluc6ctaEn6SYC/XbkuhEe2JwXrIhUGNvU4EG8xuT0 Et0=
DS 13 2 86400 20260815012558 20260808001558 41446 com. G+GtY7j/N3pY1I9j7/B/ZYbHFODsniyFfTsQfbvCYntUxD5Q7tln8Ax6 0jaYr5FUJarpJfVUnAM3uQm6eKegDw==

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 mx -all

DMARC

Not configured

—

Not configured

DKIM

Not found

—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

US.COM | The Premium Global Domain for the U.S. Market

Description

Position your business in the United States with .US.COM — an unrestricted, globally accessible domain. No residency requirements, just premium name opportunities. Register today!

Final URL

https://us.com/

HTTP status

200

HTTP

Status

HTTP/1.1 200 OK

Final URL

https://us.com/

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

us.com

Valid from

2026-07-23T04:47:47-05:00

Valid until

2026-10-21T04:47:46-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

0 active

—

HSTSNot detected

—

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

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

54.153.56.183

34,83 ms

Cloudflare

1.1.1.1

54.153.56.183

19,20 ms

Quad9

9.9.9.9

54.153.56.183

23,63 ms

OpenDNS

208.67.222.222

54.153.56.183

25,25 ms

AdGuard

94.140.14.14

54.153.56.183

47,56 ms

IP, geolocation and ASNAssociated network information

54.153.56.183

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

mx-01.emailme.com

Port 25: Closed/unreachable - 0.7 ms - 
Port 465: Closed/unreachable - 4020.8 ms - 
Port 587: Closed/unreachable - 4021 ms -

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