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81
Total
70
DNS
90
Email
81
Security
50
Network
100
Availability
Domainnationaltrust.org.uk
IPv41
IPv60
MX records1
StatusActive
Domain technical report

Radware Page

nationaltrust.org.uk

Loader page.

Generated: 2026-08-09T01:07:13-05:00 · Cached result

IPv41
IPv60
MX1
NS3

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

3 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

126 day(s) remaining.

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers16 / 35 pts · Security

4 of 9 evaluated headers detected.

PTR reverse DNS30 / 30 pts · Network

PTR: ec2-52-210-108-135.eu-west-1.compute.amazonaws.com

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)
52.210.108.135

AAAA

0 record(s)

Not configured

CNAME

0 record(s)

Not configured

MX

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

TXT

24 record(s)
"globalsign-domain-verification=gDhbnk_9qq_0VW9jTnaxc9TeQRebTjjmpV4IIBOkMa"
"_globalsign-domain-verification=ntK7ICcqo-bJVVsSS2f9LK8Mxis1WLrN-sISDobXmc"
"apple-domain-verification=t1NEUwYihOBDZOfw"
"_globalsign-domain-verification=OMWglBszfACUl0V0Kt1PKckC65F4kdW4fbyHgmQ0iL"
"QtDtFEMWZAxeBtdeVRZcGwbGHZGFFLBeEngyFGPW3kc="
"atlassian-domain-verification=UFeh4Xw45shmHweAIr202tNegMQxutgqRqa/kjFmxyO69BvPrvUy6dCRHHYl0ZRY"
"v=spf1 a:mailserver-lutt.whistl.co.uk ip4:82.144.232.19 ip4:20.105.148.200 ip4:20.126.247.145 ip4:52.142.116.234 ip4:62.6.208.108 ip4:62.6.208.110 ip4:20.16.92.63 ip4:40.95.0.0/16 ip4:20.73.64.0 ip4:40.107.10.106/16 include:spf.protection.outlook.com ip4:" "13.81.240.243 ip4:185.41.10.106 ip4:164.177.142.250 ip4:205.139.105.160/28 ip4:217.68.68.112 ip4:87.237.57.18 ip4:52.212.28.71 ip4:23.23.239.161 ip4:54.243.244.199 ip4:166.78.69.141 ip4:198.2.187.82 ip4:217.72.254.250 include:eu._netblocks.mimecast.com ip" "4:35.177.63.77 ip4:35.176.182.107 ip4:3.10.122.98 ip4:18.168.17.202 ip4:185.58.84.44 ip4:66.155.82.72 ip4:62.64.192.196 ip4:62.64.192.194 ip4:37.244.88.0/24 ip4:85.133.123.0/24 ip4:198.207.147.224/27 ip4:204.239.0.224/27 ip4:216.230.14.224/27 include:_spf" ".salesforce.com include:spf.mandrillapp.com ip4:52.212.75.170 include:spf.mailjet.com ip4:66.187.204.0/23 include:turbo-smtp.com ip4:37.244.88.250 ip4:213.122.10.159/32 ip4:31.119.34.217/32 ip4:62.6.208.108/32 ip4:62.6.208.109/32 ip4:62.6.208.110/32 ip4:" "81.134.228.135 ip4:108.129.2.201/32  include:amazonses.com -all"
"MS=ms11018610"
"ODQ7QE6VTENNUI4NFDW20P3XU023JO4J76Y45FNTX"
"_globalsign-domain-verification=r6RddFtPimiZljRe_hNYqoUWZWk20urkflshyiLDOL"
"00d3z000000fqt1eae"
"google-site-verification=8CwYVlznEQ2AV7qQQEuIfEWZxQReBKPBn0FEz1CjDfs"
"_globalsign-domain-verification=5N2MEPgxvmL9ULid99n--FIcF8bORoyU-_429BRokx"
"adobe-idp-site-verification=23a05bcf-1381-44ee-8ff0-38299fc3eb73"
"ciscocidomainverification=38cb38e2a770000550ea2f0dae77b8879bb4ad0e289dcab39ad31a6b3e515e17"
"have-i-been-pwned-verification=fa424d23bc593eba3adc6d9c104eef57"
"_globalsign-domain-verification=3MA_DerMlRlBAUBkMKQ3qVFwn-CII7VtMZsUL0IPao"
"facebook-domain-verification=sq25ttnalngf9vbg33i166oo1w4hx7"
"_globalsign-domain-verification=x3uyBjiPHnFYauwwAuOeKu8RfTrbvlzlA2qqiIcJJX"
"facebook-domain-verification=psekwhmxij76l6jyglj85745vsn1rt"
"yBb48D5twMC6F2pNt6+ZfNLoR/ZErO7+mFkJ0xcwqlmJaKUHVJ9DmWfX/DDjPnBPsExftRA7dTcATZqZlGXj8g=="
"google-site-verification=nWCepAJlk-7Kfzlpc8Z-aJYLbZL7rDtH4ehjNobNZdo"
"_globalsign-domain-verification=_9LkeWuuQs2mWAL2_OGkmBRmX0pTUPIV_cpqEtNT8R"
"ca3-896387ca5c8c42be948d4c7659a74311"

NS

3 record(s)
ns1.bt.net.
ns2.bt.net.
ns0.bt.net.

SOA

1 record(s)
ns0.bt.net. hostmaster.bt.net. 2017032413 28800 7200 604800 86400

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 a:mailserver-lutt.whistl.co.uk ip4:82.144.232.19 ip4:20.105.148.200 ip4:20.126.247.145 ip4:52.142.116.234 ip4:62.6.208.108 ip4:62.6.208.110 ip4:20.16.92.63 ip4:40.95.0.0/16 ip4:20.73.64.0 ip4:40.107.10.106/16 include:spf.protection.outlook.com ip4:13.81.240.243 ip4:185.41.10.106 ip4:164.177.142.250 ip4:205.139.105.160/28 ip4:217.68.68.112 ip4:87.237.57.18 ip4:52.212.28.71 ip4:23.23.239.161 ip4:54.243.244.199 ip4:166.78.69.141 ip4:198.2.187.82 ip4:217.72.254.250 include:eu._netblocks.mimecast.com ip4:35.177.63.77 ip4:35.176.182.107 ip4:3.10.122.98 ip4:18.168.17.202 ip4:185.58.84.44 ip4:66.155.82.72 ip4:62.64.192.196 ip4:62.64.192.194 ip4:37.244.88.0/24 ip4:85.133.123.0/24 ip4:198.207.147.224/27 ip4:204.239.0.224/27 ip4:216.230.14.224/27 include:_spf.salesforce.com include:spf.mandrillapp.com ip4:52.212.75.170 include:spf.mailjet.com ip4:66.187.204.0/23 include:turbo-smtp.com ip4:37.244.88.250 ip4:213.122.10.159/32 ip4:31.119.34.217/32 ip4:62.6.208.108/32 ip4:62.6.208.109/32 ip4:62.6.208.110/32 ip4:81.134.228.135 ip4:108.129.2.201/32  include:amazonses.com -all

DMARC

Configured
v=DMARC1; p=none; rua=mailto:69bd2c21de910@ag.dmarcly.com; ruf=mailto:69bd2c21de910@fo.dmarcly.com; sp=none;

DKIM

Selector selector1
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAunNUCx0GYIA6BWra0IaMiReOX2VbVuZ72cX7pA9ayNZfaqodtfxFDQEDnZ4H2XijWfVwRXLi0VKQNYiq96o52gyJBtz38hUIxj6f2WF6Xjut7j97K/Kp4fQBie+t6d/yQf3CeUNqQ7+aNko16WL+IMGmiV3qCndN560RY3UFz8uh5GYzHUYsucJQEqFII6o1EqxPXzylKWc9nsr3SpyXn0BP4iMIsA8AGROzzjS7gjTlFGs5kbhJGK7kku3E8MXqfYswDAAJOtgRVC2JgXSUk4tSGJ/Mh7ZujXxaUO8uKVT1PlVmygsyEaIxaYPI1OYXlJGoCSnytcVXqUbAOUO7pQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Radware Page
Description
Loader page.
Final URL
https://www.nationaltrust.org.uk/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://www.nationaltrust.org.uk/
Version
3
Server
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
GlobalSign nv-sa
CN
*.nationaltrust.org.uk
Valid from
2025-11-11T08:41:08-06:00
Valid until
2026-12-13T08:41:07-06:00
Days remaining
126
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256

Security headers

4 active
HSTSImplemented
Content Security PolicyNot detected
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
52.210.108.135
168,66 ms
Cloudflare
1.1.1.1
52.210.108.135
127,82 ms
Quad9
9.9.9.9
52.210.108.135
201,28 ms
OpenDNS
208.67.222.222
52.210.108.135
167,02 ms
AdGuard
94.140.14.14
52.210.108.135
276,22 ms

IP, geolocation and ASNAssociated network information

52.210.108.135

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

nationaltrust-org-uk.mail.protection.outlook.com

Port 25: Closed/unreachable - 20.3 ms - 
Port 465: Closed/unreachable - 4021 ms - 
Port 587: Closed/unreachable - 4047 ms -

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