Analyze any domain

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

Total

DNS

Email

Security

Network

Availability

Domainfdd.org

IPv42

IPv62

MX records2

StatusActive

Domain technical report

FDD | The Foundation for Defense of Democracies

fdd.org

The Foundation for Defense of Democracies is a non-profit, non-partisan research institute focusing on foreign policy and national security.

Generated: 2026-08-11T07:52:24-05:00 · Cached result

JSON CSV PDF Visit 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 policy0 / 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.

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

33 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

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 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)

172.66.171.87
104.20.37.102

AAAA

2 record(s)

2606:4700:10::6814:2566
2606:4700:10::ac42:ab57

CNAME

0 record(s)

—

Not configured

MX

2 record(s)

10 us-smtp-inbound-1.mimecast.com.
10 us-smtp-inbound-2.mimecast.com.

TXT

7 record(s)

"BF765DFEA0"
"0ed1fe018a418f75619de94eca8b27db520026a80e"
"amazonses:re2z2XdGs3sZDuiOsrkgKjMoBb6jZkGSRxMZ5sL6L48="
"google-site-verification=pudZcLGqy-aNran-VU31zoff0UPYA-WOPYEpOusr1UY"
"v=spf1 include:us._netblocks.mimecast.com ip4:27.126.146.0/24 ip4:72.35.20.96/27 ip4:74.93.206.57 ip4:103.28.42.0/24 ip4:146.88.28.0/24 ip4:163.47.180.0/22 ip4:203.55.21.0/24 ip4:204.75.142.0/24 ip4:208.70.128.182/24 ip4:209.133.66.218 ip4:216.129.90.0/24" " include:createsend.com include:_spf.createsend.com include:spf.protection.outlook.com ~all"
"google-site-verification=7JO5zKzjbX87GpaStn3k6jZmayVwSdbkMy-GMyI5eR8"
"apple-domain-verification=pqinwj1OsoTpVwIG"

NS

2 record(s)

dakota.ns.cloudflare.com.
zita.ns.cloudflare.com.

SOA

1 record(s)

dakota.ns.cloudflare.com. dns.cloudflare.com. 2410073405 10000 2400 604800 1800

SPF

Configured

v=spf1 include:us._netblocks.mimecast.com ip4:27.126.146.0/24 ip4:72.35.20.96/27 ip4:74.93.206.57 ip4:103.28.42.0/24 ip4:146.88.28.0/24 ip4:163.47.180.0/22 ip4:203.55.21.0/24 ip4:204.75.142.0/24 ip4:208.70.128.182/24 ip4:209.133.66.218 ip4:216.129.90.0/24 include:createsend.com include:_spf.createsend.com include:spf.protection.outlook.com ~all

DMARC

Configured

v=DMARC1; p=none;

DKIM

Not found

—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

FDD | The Foundation for Defense of Democracies

Description

The Foundation for Defense of Democracies is a non-profit, non-partisan research institute focusing on foreign policy and national security.

Final URL

https://www.fdd.org/

HTTP status

206

HTTP

Status

HTTP/2 403

Final URL

https://www.fdd.org/

Version

Server

cloudflare

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Google Trust Services

fdd.org

Valid from

2026-06-15T08:19:14-05:00

Valid until

2026-09-13T09:19:06-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

3 active

✓

HSTSImplemented

—

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

104.20.37.102, 172.66.171.87

90,44 ms

Cloudflare

1.1.1.1

104.20.37.102, 172.66.171.87

54,59 ms

Quad9

9.9.9.9

104.20.37.102, 172.66.171.87

89,18 ms

OpenDNS

208.67.222.222

104.20.37.102, 172.66.171.87

58,11 ms

AdGuard

94.140.14.14

104.20.37.102, 172.66.171.87

430,73 ms

IP, geolocation and ASNAssociated network information

172.66.171.87

No data

success

country

region

city

asn

organization

isp

104.20.37.102

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

us-smtp-inbound-1.mimecast.com

Port 25: Closed/unreachable - 0.9 ms - 
Port 465: Closed/unreachable - 4006.3 ms - 
Port 587: Closed/unreachable - 28.9 ms - 220 us-smtp-inbound-1.mimecast.com ESMTP; Tue, 11 Aug 2026 08:52:24 -0400

Recently analyzed domains

View all →

asso.fr4 baseballhall.org83 racingpost.com66 webkit.org83 fl.us4 qc.ca4 erlang.org80 kpn.com97 dovecot.org97 chiba.jp4