WAPDNS.com

Analyze any domain

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

85
Total
85
DNS
90
Email
77
Security
70
Network
100
Availability
Domainconstitutioncenter.org
IPv42
IPv62
MX records2
StatusActive
Domain technical report

The National Constitution Center

constitutioncenter.org

The National Constitution Center serves as America's leading platform for constitutional education and debate.

Generated: 2026-08-09T13:02:47-05:00 · Cached result

JSONCSVPDFVisit site
IPv42
IPv62
MX2
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

2 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 policy5 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

2 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

56 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers12 / 35 pts · Security

3 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 connectivity35 / 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

2 record(s)
172.66.154.166
104.20.18.55

AAAA

2 record(s)
2606:4700:10::ac42:9aa6
2606:4700:10::6814:1237

CNAME

0 record(s)
—

Not configured

MX

2 record(s)
5 d198744a.ess.barracudanetworks.com.
5 d198744b.ess.barracudanetworks.com.

TXT

11 record(s)
"google-site-verification=OwmGPBC6bSbhUmA3E0w_9Tos2mcRaS9Ho5lFFSmguwg"
"MS=ms41014790"
"google-site-verification=sZa1_JmyHVJAtUEUZnlA9dQgeLQZeWXAPlgtWNJQA1U"
"v=spf1 include:UniversalSpf.org ~include:x.UniversalSpf.org ip4:216.158.24.6 ip4:216.158.1.185 ip4:104.130.24.136 ip4:216.158.1.183 ip4:74.205.52.93 ip4:98.129.167.76 ip4:98.129.167.77 ip4:13.68.221.152 ip4:13.68.221.191 include:spf2.constitutioncenter.or" "g -all"
"ZA=UniK274qaeGOlWnC1JmnIMVqxCZgzRJ5x7UCEgjwJCw="
"_pi13wey6dotth8qadx20u4izru0wf6q"
"google-site-verification=AbhammSAMKKAySs144jK3zTb1BJEwJ418VyzyNiUk8c"
"yahoo-verification-key=jWWdxxlVI6sewLyymooYaKGfPFvBKPkz2UXI8f6mddY="
"apple-domain-verification=A25ShSHlvKfyPVXG"
"google-site-verification=le8T8ktXS7qCc3vDHRZA-DCDTbP-_Wh7VpAKwqoAil4"
"UVb50JV4db+xFPy2WPP99sTY0MTyJTVn3eXE+w9DnPakEm+lR6bFihm/4WjiXD2rRMBC+zE0TAequZEddqotmA=="

NS

2 record(s)
kate.ns.cloudflare.com.
jake.ns.cloudflare.com.

SOA

1 record(s)
jake.ns.cloudflare.com. dns.cloudflare.com. 2410500092 10000 2400 604800 1800

CAA

12 record(s)
0 issuewild "pki.goog; cansignhttpexchanges=yes"
0 iodef "mailto:jbarber@constitutioncenter.org"
0 issue "letsencrypt.org"
0 issue "pki.goog; cansignhttpexchanges=yes"
0 issuewild "ssl.com"
0 issuewild "letsencrypt.org"
0 issue "comodoca.com"
0 issue "amazon.com"
0 issue "ssl.com"
0 issuewild "digicert.com; cansignhttpexchanges=yes"
0 issuewild "comodoca.com"
0 issue "digicert.com; cansignhttpexchanges=yes"

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 include:UniversalSpf.org ~include:x.UniversalSpf.org ip4:216.158.24.6 ip4:216.158.1.185 ip4:104.130.24.136 ip4:216.158.1.183 ip4:74.205.52.93 ip4:98.129.167.76 ip4:98.129.167.77 ip4:13.68.221.152 ip4:13.68.221.191 include:spf2.constitutioncenter.org -all

DMARC

Configured
v=DMARC1; p=quarantine; fo=1; rua=mailto:dmarc-reports@constitutioncenter.org,mailto:rua+constitutioncenter.org@dmarc.barracudanetworks.com; ruf=mailto:dmarc-reports@constitutioncenter.org,mailto:ruf+constitutioncenter.org@dmarc.barracudanetworks.com

DKIM

Selector selector2
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC3kRf8KYCRfY3mqtAr+YZyeTIrZ/VxjjYljrxyXZZr96AoeZuSIRyAcIRVBadmS2KMYsOcAOa1Vdy35dcSfTH3D/LsjXjWMeY00OLIaYyEnLbzdtuthTEga5Nmk1DX3LAq3w13c6FmxZrem2p90zxbJCu4ottDsT76VRiLl8RVDQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
The National Constitution Center
Description
The National Constitution Center serves as America's leading platform for constitutional education and debate.
Final URL
https://constitutioncenter.org/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://constitutioncenter.org/
Version
3
Server
cloudflare
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Google Trust Services
CN
constitutioncenter.org
Valid from
2026-07-06T18:20:43-05:00
Valid until
2026-10-04T19:20:28-05:00
Days remaining
56
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

3 active
✓
HSTSImplemented
—
Content Security PolicyNot detected
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
—
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
104.20.18.55, 172.66.154.166
66,87 ms
Cloudflare
1.1.1.1
104.20.18.55, 172.66.154.166
20,06 ms
Quad9
9.9.9.9
104.20.18.55, 172.66.154.166
46,63 ms
OpenDNS
208.67.222.222
104.20.18.55, 172.66.154.166
30,81 ms
AdGuard
94.140.14.14
104.20.18.55, 172.66.154.166
256,08 ms

IP, geolocation and ASNAssociated network information

172.66.154.166

No data
success
No
country
region
city
asn
organization
isp

104.20.18.55

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

d198744a.ess.barracudanetworks.com

Port 25: Closed/unreachable - 8.8 ms - 
Port 465: Closed/unreachable - 4009.6 ms - 
Port 587: Closed/unreachable - 22 ms - 220 mail.ess.barracuda.com ESMTP (mx-inbound43-134.us-east-2c.ess.aws)

Recently analyzed domains

View all →
nwo.nl97aspetjournals.org59z9x8c7v6b5-debug-trigger-wapdns.com4businessfrance.fr96kktix.com81chiba.jp4gsa.gov95cloudflare.com94googletagmanager.com66amazonaws.com78