Analyze any domain

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

Total

DNS

Email

Security

Network

Availability

Domaincenterforhealthsecurity.org

IPv42

IPv60

MX records0

StatusActive

Domain technical report

Attention Required! | Cloudflare

centerforhealthsecurity.org

Generated: 2026-08-11T03:35:14-05:00 · Cached result

JSON CSV PDF Visit site

IPv42

IPv60

MX0

NS2

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

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 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

30 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers8 / 35 pts · Security

2 of 9 evaluated headers detected.

PTR reverse DNS0 / 30 pts · Network

PTR not detected.

✓

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)

172.66.0.66
162.159.140.66

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

0 record(s)

—

Not configured

TXT

3 record(s)

"v=spf1 a mx include:EventsAirmail.com ~all"
"3B2CA336F3B94A8F5EB6D22B7509A795"
"zone-ownership-verification-9da60895c23349c935ceab661ab8156cfaed4671d002152798155eca4e017e73"

NS

2 record(s)

ens1.jhmi.edu.
ens1.jhu.edu.

SOA

1 record(s)

ens1.jhu.edu. empty.empty. 2024 3600 600 1209600 3600

CAA

0 record(s)

—

Not configured

DS

2 record(s)

31577 13 2 6A72FBF573FE0808B36097FAFFBAD2337821596777A34F16E1A3F790 F3D0CD40
44318 13 2 C5D86D88C159903D1D904D43C92C1DDB926BBF3FB03072350BDA89D4 26D0ACE3

DNSKEY

5 record(s)

256 3 13 mGbGfHrUy94mpWi2TVMYMRdacDFLYGBCvF1oLSzHhj1BPt7bTVKKkUl0 PVlIDIF4CT2MhZfYZh7EcmF3BpjLaw==
257 3 13 85dmLRUugV2/sqpHcGtQ9rQMstinNVvvDyLEjs3Z43egqc3y4JN326aP T2Gc0ZVBuKejFozieBsBJqKOdykB5w==
257 3 13 PVOApKSmmKvSMs+AR40ln5GRIO/S7KG7CHkpotMdPmsNM7yso++FffpZ SS/JmjrcTjx2UACByQeHkLSM8Fo+Pg==
256 3 13 8QuQEKZCjCwDWURTWJbpHmP1OgQ0JDlZJAWr6OfCqii6RTp0vmbP3ujz OIcr8gM5p4t/90eq9zxTTVs9IhKOxg==
256 3 13 ByIiv1fELpinM298bFanVEIB0m06Oi5cAGiyRSwU9cksNp4NGOvRgXU8 doxGAcD0h2Vk0926cRwEyAit4aDn1w==

RRSIG

8 record(s)

NS 13 2 3600 20260907091807 20260808085413 18366 centerforhealthsecurity.org. eaQR8AoQtCNnJ24rG+Zw4vtsNZbdTSTBRJFiMMOFQ7Q4jdFoWDP9lqbE Pp2mMqf5UnDIQKsx8nsRwXbdXqvZ0w==
A 13 2 1800 20260821232101 20260722222633 32057 centerforhealthsecurity.org. fD+gmwXLSXPMEMESF2Wa28pG5lq6tRHru16K5FREv+dt3eV9yXERK8AM TdblguLd2chfqaXQkp3J2QC241vTqQ==
TXT 13 2 3600 20260903030338 20260804021717 18366 centerforhealthsecurity.org. 8MDyMwpL/RH4SMa0ua9cuykNyMC17IpMhTZH2ZvfNwlsgoa7PuSQlQ9Q hwEmV3ppyffaSVR5xjtt+j3Oey21rA==
DNSKEY 13 2 3600 20260901034039 20260802110025 44318 centerforhealthsecurity.org. SQ9uH/0cZjP5VnLzPGkSd6iGWxmTdTgxpmqpScTUxx3H5JuBlTSfiDaw 8lSsWq5sxddvZxbmmAAEQiCiT5TN8A==
SOA 13 2 3600 20260910050849 20260811040849 18366 centerforhealthsecurity.org. wrZVFVSN+rye+Hc/9662gvTZPn/w1rFJyCb9w9CixgGm8VjIh3W5+K9y ZBLabkFqoQTnZ7a4fbJIHF2fOfsc1Q==
DS 8 2 3600 20260830152406 20260809142406 44925 org. MeZGjE2owem0T/K+im5PXn0GXr6JrG59Ban17+Ym4Fj8Hlz1+DfyZDcU UfEMCaKz047A5tadrx1KidjiL4cawPVFcq5gaZtUWEaJRkDgvjQVaMrK WY8MEcKKu/wBKRwDsePbMtme7Zbhtzpu86Iac1QeFXabWMHimm+HrbdG WNI=
NSEC3PARAM 13 2 0 20260820044633 20260721035023 32057 centerforhealthsecurity.org. 2RP8qrQpkEJgyYEEyOvOo2qeZtRHvZwvqbrBIwlFcCPzciULINZTrDt5 jGiZaBEqZJ3d1rY+g6v0sMZ53PtXIg==
TYPE65534 13 2 0 20260902002259 20260803001443 18366 centerforhealthsecurity.org. LPY/0NgYYo6nFTCbc54gBmS+RGJw1TEdgL1w4wkNBpGYnv5Zv/jsHkYK OM9Op7CJQla4UH4CrF7Or7eY5XBfuQ==

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 a mx include:EventsAirmail.com ~all

DMARC

Configured

v=DMARC1; p=none; rua=mailto:twd3anjc@ag.dmarcian.com; ruf=mailto:twd3anjc@fr.dmarcian.com

DKIM

Not found

—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Attention Required! | Cloudflare

Description

Final URL

https://centerforhealthsecurity.org/

HTTP status

403

HTTP

Status

HTTP/2 403

Final URL

https://centerforhealthsecurity.org/

Version

Server

cloudflare

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

centerforhealthsecurity.org

Valid from

2026-06-13T03:01:14-05:00

Valid until

2026-09-11T03:01:13-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

2 active

—

HSTSNot detected

—

Content Security PolicyNot detected

—

X-Content-Type-OptionsNot detected

✓

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

162.159.140.66, 172.66.0.66

143,77 ms

Cloudflare

1.1.1.1

162.159.140.66, 172.66.0.66

143,81 ms

Quad9

9.9.9.9

162.159.140.66, 172.66.0.66

144,25 ms

OpenDNS

208.67.222.222

162.159.140.66, 172.66.0.66

198,80 ms

AdGuard

94.140.14.14

162.159.140.66, 172.66.0.66

600,26 ms

IP, geolocation and ASNAssociated network information

172.66.0.66

No data

success

country

region

city

asn

organization

isp

162.159.140.66

Identified

success

Yes

country

United States

country_code

region

California

city

San Francisco

latitude

37.7749113

longitude

-122.4185412

asn

13335

organization

Cloudflare, Inc.

isp

Cloudflare, Inc.

timezone

America/Los_Angeles

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

centerforhealthsecurity.org

Port 25: Closed/unreachable - 1.2 ms - 
Port 465: Closed/unreachable - 4004.7 ms - 
Port 587: Closed/unreachable - 4002.6 ms -

Recently analyzed domains

View all →

bellagio.com71 hangzhou.gov.cn36 webkit.org83 pikebitcasino.com32 dovecot.org97 playcrocoslots.net66 risecasino.net66 amazonaws.com78 adminforge.de96 qc.ca4