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72
Total
70
DNS
65
Email
65
Security
50
Network
100
Availability
Domainchestnet.org
IPv41
IPv60
MX records1
StatusActive
Domain technical report

CHEST - American College of Chest Physicians

chestnet.org

The American College of Chest Physicians (CHEST) is the leading professional association in innovative chest medicine. We advance the best health outcomes for patients with lung disease through education, advocacy, research, and philanthropy. We represent thousands of clinicians practicing in critical care, pulmonary, and sleep medicine. We offer the CHEST Annual Meeting, clinical practice guidelines, hands-on simulation, scientific research in the journal CHEST portfolio, and much more.

Generated: 2026-08-10T19:17:26-05:00 · Cached result

JSONCSVPDFVisit 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 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 records20 / 20 pts · Mail

1 MX record(s).

!
SPF0 / 25 pts · Mail

SPF policy not found.

✓
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

54 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: unknown.servercentral.net

i
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)
50.31.143.150

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
10 chestedu.mail.protection.outlook.com.

TXT

0 record(s)
—

Not configured

NS

2 record(s)
ns59.worldnic.com.
ns60.worldnic.com.

SOA

1 record(s)
NS59.WORLDNIC.COM. namehost.WORLDNIC.COM. 126061610 10800 3600 604800 3600

CAA

0 record(s)
—

Not configured

DS

0 record(s)
—

Not configured

DNSKEY

0 record(s)
—

Not configured

RRSIG

0 record(s)
—

Not configured

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

Not configured
—

Not configured

DMARC

Configured
v=DMARC1;p=quarantine;rua=mailto:f961c31a70@rua.easydmarc.us;ruf=mailto:f961c31a70@ruf.easydmarc.us;fo=1;

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCv/4HYZYm/Eoz7ww9X4bEKgi7Ae6KY/CAT4jEp/FKdkOcxf9IdegAKH2r8mUIruaAg8mbAYWPQn3jTNRa1umuiAGWatHO+28Vbqw5m5CE561QioxD1GAYHtL5LslnVaxS2x8w31qzGLgLOgvrnSB8u0O2MbL4NTUl/JgUGY5g8JQIDAQAB; n=1024,1501393717,1

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
CHEST - American College of Chest Physicians
Description
The American College of Chest Physicians (CHEST) is the leading professional association in innovative chest medicine. We advance the best health outcomes for patients with lung disease through education, advocacy, research, and philanthropy. We represent thousands of clinicians practicing in critical care, pulmonary, and sleep medicine. We offer the CHEST Annual Meeting, clinical practice guidelines, hands-on simulation, scientific research in the journal CHEST portfolio, and much more.
Final URL
https://www.chestnet.org/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.chestnet.org/
Version
3
Server
Microsoft-IIS/10.0
X-Powered-By
ASP.NET

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
DigiCert Inc
CN
*.chestnet.org
Valid from
2026-03-24T19:00:00-05:00
Valid until
2026-10-04T18:59:59-05:00
Days remaining
54
Protocol
TLSv1.2
Cipher
ECDHE-RSA-AES256-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
50.31.143.150
81,82 ms
Cloudflare
1.1.1.1
50.31.143.150
59,48 ms
Quad9
9.9.9.9
50.31.143.150
123,21 ms
OpenDNS
208.67.222.222
50.31.143.150
73,58 ms
AdGuard
94.140.14.14
50.31.143.150
176,36 ms

IP, geolocation and ASNAssociated network information

50.31.143.150

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

chestedu.mail.protection.outlook.com

Port 25: Closed/unreachable - 21.4 ms - 
Port 465: Closed/unreachable - 4056.4 ms - 
Port 587: Closed/unreachable - 4021.2 ms -

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