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Total

DNS

Email

Security

Network

100

Availability

Domaincitizensadvice.org.uk

IPv44

IPv60

MX records2

StatusActive

Domain technical report

Citizens Advice

citizensadvice.org.uk

Online free advice from Citizens Advice to help you find a way forward, whatever the problem. Our research enables us to campaign on issues affecting people's lives.

Generated: 2026-08-09T05:34:39-05:00 · Cached result

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IPv44

IPv60

MX2

NS4

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

4 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

4 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 propagation0 / 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

108 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: server-54-192-100-87.mci50.r.cloudfront.net

✓

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 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

4 record(s)

54.192.100.87
54.192.100.44
54.192.100.109
54.192.100.128

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

2 record(s)

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

TXT

7 record(s)

"apple-domain-verification=YN3xNcHIYrhhsHDV"
"ZOOM_verify_OdMQm2GGfQIRrXAqPI6jIw"
"google-site-verification=PDGxmIIvmm5aRqTqn0SFuCe46XwwZ9HFJZCrfBdj8a0"
"v=spf1 include:_spf.google.com include:eu._netblocks.mimecast.com include:_spf.citizensadvice.org.uk +include:outboundmail.blackbaud.net include:amazonses.com include:spf.ssmx.net -all"
"2E76E020E8A673384C763EFFF1FEDFB8AF1E964A"
"amazonses:0DG3hUyEeyD+5OnEYW/DRtS/UpnGy4EipHwTvW06w0c="
"atlassian-domain-verification=EUTk8mCY/huBYkcQtzeUp8JEaUaDXKeRouXtVoh7j8ZCeelYEMQgfvKvX1Hzq3lT"

NS

4 record(s)

ns-1742.awsdns-25.co.uk.
ns-814.awsdns-37.net.
ns-1033.awsdns-01.org.
ns-482.awsdns-60.com.

SOA

1 record(s)

ns-814.awsdns-37.net. awsdns-hostmaster.amazon.com. 1 7200 900 1209600 86400

SPF

Configured

v=spf1 include:_spf.google.com include:eu._netblocks.mimecast.com include:_spf.citizensadvice.org.uk +include:outboundmail.blackbaud.net include:amazonses.com include:spf.ssmx.net -all

DMARC

Configured

v=DMARC1; p=quarantine; rua=mailto:5a512069bc65534@rep.dmarcanalyzer.com; ruf=mailto:5a512069bc65534@for.dmarcanalyzer.com; fo=1;

DKIM

Selector google

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCc/fq5QPCXrvCAbDDyWTq7DUb4IcwgDE2BBGn7tmE7kB+Sr9ORk/KGTvv+xr+ZSvJ6QsK32a3e/MoY1LV/OtLVjHdKuLrRIopuhrjSjbfGYgJPB6yIK3c+Wr0eDhrWTf8jeIShsy1Yzz54vQ2nmxvwR6FoM/1nLEXw4wWTWjTTCwIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Citizens Advice

Description

Online free advice from Citizens Advice to help you find a way forward, whatever the problem. Our research enables us to campaign on issues affecting people's lives.

Final URL

https://www.citizensadvice.org.uk/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.citizensadvice.org.uk/

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Amazon

www.citizensadvice.org.uk

Valid from

2026-05-11T19:00:00-05:00

Valid until

2026-11-25T17:59:59-06:00

Days remaining

108

Protocol

TLSv1.3

Cipher

TLS_AES_128_GCM_SHA256

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

Review

Differences detected

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

3.162.174.11, 3.162.174.32, 3.162.174.6, 3.162.174.65

64,41 ms

Cloudflare

1.1.1.1

54.192.100.109, 54.192.100.128, 54.192.100.44, 54.192.100.87

127,15 ms

Quad9

9.9.9.9

54.192.100.109, 54.192.100.128, 54.192.100.44, 54.192.100.87

58,85 ms

OpenDNS

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

eu-smtp-inbound-2.mimecast.com

Port 25: Closed/unreachable - 30.4 ms - 
Port 465: Closed/unreachable - 4020.6 ms - 
Port 587: Closed/unreachable - 96 ms - 220 eu-smtp-inbound-1.mimecast.com ESMTP; Sun, 09 Aug 2026 11:34:38 +0100

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