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Total

DNS

Email

Security

Network

Availability

Domainjohnlewis.com

IPv42

IPv60

MX records16

StatusActive

Domain technical report

johnlewis.com

Generated: 2026-08-09T09:29:10-05:00 · Cached result

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IPv42

IPv60

MX16

NS6

DiagnosticsMain findings and recommendations

✓

IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

IPv6 (AAAA)0 / 10 pts · Dns

0 IPv6 address(es) detected.

✓

Name server redundancy20 / 20 pts · Dns

6 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 propagation0 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

16 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

218 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers0 / 35 pts · Security

0 of 9 evaluated headers detected.

✓

PTR reverse DNS30 / 30 pts · Network

PTR: a23-54-76-147.deploy.static.akamaitechnologies.com

✓

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 response0 / 40 pts · Availability

No successful HTTP response.

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)

23.54.76.147
23.54.76.143

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

16 record(s)

5 js-relay7.johnlewis.co.uk.
5 ws-relay17.johnlewis.co.uk.
5 js-relay9.johnlewis.co.uk.
5 ws-relay7.johnlewis.co.uk.
5 js-relay11.johnlewis.co.uk.
5 ws-relay11.johnlewis.co.uk.
5 ws-relay9.johnlewis.co.uk.
5 js-relay5.johnlewis.co.uk.
5 ws-relay1.johnlewis.co.uk.
5 ws-relay3.johnlewis.co.uk.
5 js-relay1.johnlewis.co.uk.
5 js-relay15.johnlewis.co.uk.
5 ws-relay5.johnlewis.co.uk.
5 js-relay17.johnlewis.co.uk.
5 js-relay3.johnlewis.co.uk.
5 ws-relay15.johnlewis.co.uk.

TXT

18 record(s)

"8ylwqvlhw0ybm13x22c2p6m69mb4420s"
"adobe-idp-site-verification=ec5478fb46ee84b278f2b8c16e951fa187f62ed39cf4ad0382856e9f8ab377a5"
"65qtp14t4s235y6gmv8xf22kglf3vp8w"
"apple-domain-verification=Iu62gpmMq8na6jLmilq9SoiQeVoPwQuJlvVQShFwnk4"
"google-site-verification=ddnjEp6Mv27qI_HTOQ-nF6GAiWZu_AEHWyKxLxqigjc"
"google-site-verification=0jtKbYeaPL7zIS7DnrIhPC1bIsgRdf4T9AWcKcYSJU4"
"pb2xpdmbgp7xzfv0q1qqq6fs8ckz7svp"
"google-site-verification=iuZLDmM--P6imOXci09IHJSDUTNH6jUIMS5p1b8odhQ"
"h2fdcnn9qb23gcjlcc2qf942cy0vm9yl"
"Digicert=390gn4mx4xy7zthm1rwfr37msfl266d0"
"google-site-verification=Bai4lbspbEX2O5_c6w4hddiU8BJRhnXnih3prXB9gU8"
"lb5vrzkd9rxdhlnlsgzcm9rxwtqb3zcg"
"4ycq6rm617wvhkrq4vg45dth59zg1j0h"
"facebook-domain-verification=tf73g8xccn515y2mdbs3id3hir89fn"
"v=spf1 ip4:193.35.248.0/21 ip4:212.117.224.200/29 ip4:195.11.6.128 ip4:50.31.53.62 ip4:62.73.158.39/32 ip4:62.73.158.40/32 include:spf-00921b02.pphosted.com include:_spf.salesforce.com include:rnmk.com include:email-od" ".com include:gateways.firstdata.com -all"
"69kxrv8cq7z791s0hq8s78v0fc22y6m3"
"google-site-verification=uVhuJHcn4dRgsZyCNch6WhUzGtvnWA29szwfhBbVnOA"
" _2v961rakzeanb0r2h5gwts2e8wwch3h"

NS

6 record(s)

a26-64.akam.net.
a18-66.akam.net.
a13-65.akam.net.
a11-64.akam.net.
a22-67.akam.net.
a1-7.akam.net.

SOA

1 record(s)

ns10.johnlewis.co.uk. noc.johnlewis.co.uk. 2026072301 7200 3600 1814400 7200

CAA

3 record(s)

0 issue "amazon.com"
0 issue "letsencrypt.org"
0 issue "digicert.com"

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 ip4:193.35.248.0/21 ip4:212.117.224.200/29 ip4:195.11.6.128 ip4:50.31.53.62 ip4:62.73.158.39/32 ip4:62.73.158.40/32 include:spf-00921b02.pphosted.com include:_spf.salesforce.com include:rnmk.com include:email-od.com include:gateways.firstdata.com -all

DMARC

Configured

v=DMARC1; p=quarantine; ruf=mailto:dmarc_ruf@emaildefense.proofpoint.com,mailto:dmarc-ruf@dmarc-johnlewis.co.uk; fo=1; rua=mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc-rua@dmarc-johnlewis.co.uk

DKIM

Not found

—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

No data

Title

Description

Final URL

https://johnlewis.com/

HTTP status

HTTP

Status

Final URL

https://johnlewis.com/

Version

Server

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

DigiCert Inc

johnlewis.com

Valid from

2026-02-11T18:00:00-06:00

Valid until

2027-03-15T18:59:59-05:00

Days remaining

218

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

0 active

—

HSTSNot detected

—

Content Security PolicyNot detected

—

X-Content-Type-OptionsNot detected

—

X-Frame-OptionsNot detected

—

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

Review

Differences detected

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

23.54.76.143, 23.54.76.147

54,45 ms

Cloudflare

1.1.1.1

23.213.53.67, 23.213.53.81

53,42 ms

Quad9

9.9.9.9

23.212.185.134, 23.212.185.136, 23.212.185.143

152,20 ms

OpenDNS

208.67.222.222

23.54.76.143, 23.54.76.147

26,79 ms

AdGuard

94.140.14.14

23.48.224.201, 23.48.224.211

63,65 ms

IP, geolocation and ASNAssociated network information

23.54.76.147

No data

success

country

region

city

asn

organization

isp

23.54.76.143

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

js-relay7.johnlewis.co.uk

Port 25: Closed/unreachable - 110 ms - 
Port 465: Closed/unreachable - 4128.5 ms - 
Port 587: Closed/unreachable - 4012.4 ms -

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