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82
Total
70
DNS
90
Email
84
Security
50
Network
100
Availability
Domainctpublic.org
IPv41
IPv60
MX records1
StatusActive
Domain technical report

Connecticut Public | Media for the curious | Connecticut Public

ctpublic.org

WNPR radio & WNPR News online are Connecticut's public-media source for NPR, local news/talk programs and news, arts, health, politics, education, and business

Generated: 2026-08-12T16:02:40-05:00 · Cached result

JSONCSVPDFVisit site
IPv41
IPv60
MX1
NS5

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

5 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).

✓
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

67 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

✓
PTR reverse DNS30 / 30 pts · Network

PTR: web02-nj-ln.ctpublic.org

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)
23.239.15.179

AAAA

0 record(s)
—

Not configured

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
0 ctpublic-org.mail.protection.outlook.com.

TXT

7 record(s)
"google-site-verification=3SKAsNCuV8MpNNr5neQWrl3J88ej74i_NpIIF4jIu1Q"
"ZOOM_verify_syZQfDXLTaBuDKoKYyaheH"
"facebook-domain-verification=fjis3bpwf50c0pjqpy7ub0garre4qg"
"F0F11AFD1A"
"apple-domain-verification=QFtNyOGyZHqAiOEp"
"adobe-idp-site-verification=921d0a2bd6bf423780905241b0cd77bc5f95b8be576487003d98023bd249b0db"
"v=spf1 ip4:23.239.15.179 ip4:208.95.132.59 ip4:208.95.133.182 ip4:208.95.133.43 ip4:208.95.133.56 ip4:74.112.71.228 ip4:108.58.78.66 include:spf.protection.outlook.com include:servers.mcsv.net include:spf.zixsmbhosted.com include:_spf.e-activist.com inclu" "de:msgfocus.com include:mailgun.org include:ctpublic-org.spf.smtp25.com include:amazonses.com ~all"

NS

5 record(s)
ns2.linode.com.
ns1.linode.com.
ns3.linode.com.
ns4.linode.com.
ns5.linode.com.

SOA

1 record(s)
ns1.linode.com. rgabaree.ctpublic.org. 2021000119 300 300 604800 300

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

Configured
v=spf1 ip4:23.239.15.179 ip4:208.95.132.59 ip4:208.95.133.182 ip4:208.95.133.43 ip4:208.95.133.56 ip4:74.112.71.228 ip4:108.58.78.66 include:spf.protection.outlook.com include:servers.mcsv.net include:spf.zixsmbhosted.com include:_spf.e-activist.com include:msgfocus.com include:mailgun.org include:ctpublic-org.spf.smtp25.com include:amazonses.com ~all

DMARC

Configured
v=DMARC1; p=quarantine; rua=mailto:dmarcreports@ctpublic.org; ruf=mailto:dmarcreports@ctpublic.org;

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCkIFTUGx6GEaDILlPPpnxzfhb6ufdtleDuPZFfeGF8NcJuoJLTcXD0e7JX9IGXieyPLK2VQFUTgUTPEjrUofoIi7D/T01gDfxPcFRwBXireqBeyO2VJsV0zLBtNr1bL7N+uJwWhs2ScpOvFbl+GFcIPdmsENiQTSiXn5Dg8TgQZQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Connecticut Public | Media for the curious | Connecticut Public
Description
WNPR radio & WNPR News online are Connecticut's public-media source for NPR, local news/talk programs and news, arts, health, politics, education, and business
Final URL
https://www.ctpublic.org/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.ctpublic.org/
Version
3
Server
N/A
X-Powered-By
Brightspot

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
ctpublic.org
Valid from
2026-07-21T02:33:54-05:00
Valid until
2026-10-19T02:33:53-05:00
Days remaining
67
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

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
23.239.15.179
166,77 ms
Cloudflare
1.1.1.1
23.239.15.179
61,29 ms
Quad9
9.9.9.9
23.239.15.179
80,69 ms
OpenDNS
208.67.222.222
23.239.15.179
82,54 ms
AdGuard
94.140.14.14
23.239.15.179
411,78 ms

IP, geolocation and ASNAssociated network information

23.239.15.179

No data
success
No
country
region
city
asn
organization
isp

Visitor information

Visitor
ip
216.73.216.220
reverse
country
United States
country_code
US
region
Ohio
city
Columbus
latitude
39.9586885
longitude
-82.9986903
isp
Amazon.com, Inc.
organization
Anthropic, PBC
asn
16509
timezone
America/New_York
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

ctpublic-org.mail.protection.outlook.com

Port 25: Closed/unreachable - 24.3 ms - 
Port 465: Closed/unreachable - 4026.9 ms - 
Port 587: Closed/unreachable - 4029 ms -

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