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85
Total
80
DNS
90
Email
84
Security
55
Network
100
Availability
Domainljmu.ac.uk
IPv41
IPv61
MX records2
StatusActive
Domain technical report

Homepage | Liverpool John Moores University

ljmu.ac.uk

Study at Liverpool John Moores University with world-class teaching, innovative research, and a vibrant student life in Liverpool. Your journey starts here.

Generated: 2026-08-11T02:51:04-05:00 · Cached result

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IPv41
IPv61
MX2
NS3

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

1 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

1 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

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

210 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers19 / 35 pts · Security

5 of 9 evaluated headers detected.

!
PTR reverse DNS0 / 30 pts · Network

PTR not detected.

i
IPv4 diversity20 / 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/1.1 200 OK

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)
131.145.83.100

AAAA

1 record(s)
2603:1020:702:c::228

CNAME

0 record(s)
—

Not configured

MX

2 record(s)
10 mxa-00839101.gslb.pphosted.com.
10 mxb-00839101.gslb.pphosted.com.

TXT

19 record(s)
"lnmpkkqhe8bvabpm7nqjomu76t"
"adobe-idp-site-verification=9f5c37ce-cef0-4693-b10f-e3d9f97844b7"
"google-site-verification=4nWabhHyW6kYsIkhwmvNxs0lz_kKhaSPL0oDA-xFLtU"
"@ 3600 IN TXT adobe-idp-site-verification=ad4b73e4488fd73f76fc2f6a6e698cb836aa243bb954b91de768df8a82713305"
"ZOOM_verify_ON1ON85TR9WeqgJPvE1G0g"
"google-site-verification=O-wf-AT_qsWrc4yJpMkLphxUSxhron31BXrA3FGuw7M"
"apple-domain-verification=3EnLtqlYbBqHoVCx"
"open-play-ltd-domain-verification-07mrhq=rQ8tSDBSjdvvtGo1pjJuzY65E"
"QuoVadis=a0eb4cde-7809-445a-ae0a-38256a5c1a42"
"rhino_accounts=2b8424cc9768ffbf5a5b4cd51a43e40d"
"facebook-domain-verification=mndxb1yhweuojkcr6obmxozhx8tu49"
"MS=ms57201517"
"QuoVadis=add4f2b0-d602-4f60-b12c-683977ea954f"
"v=spf1 ip4:150.204.0.0/16 include:_spf.questionpro.com include:wpm.flywire.com include:spf.protection.outlook.com include:spf-00839101.pphosted.com include:_spf.eprints-hosting.org -all" ""
"D54C8A68-CADF-4D22-B439-7044E89BAFA1"
"ms-domain-verification=d1a83056-9738-4d51-99f3-615d529c2de9"
"hes=bee2a856ac4994563a2869b83521beaa"
"google-site-verification=NQOhNspVRx0H-H9FOTeIcpzw32WLBcZg1m1MiGNa1eM"
"_r9aa9j5aahyakllnsl66vp29u4jpuqi"

NS

3 record(s)
dns-pri.ljmu.ac.uk.
ns1.ljmu.ac.uk.
dns-sec.ljmu.ac.uk.

SOA

1 record(s)
dns-pri.ljmu.ac.uk. itservices-security.ljmu.ac.uk. 3958 3600 600 604800 3600

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

1 record(s)
100 10 "S" "x-eduroam:radius.tls" "" _radsec._tcp.ljmu.ac.uk.

TLSA

0 record(s)
—

Not configured

SSHFP

0 record(s)
—

Not configured

SPF

Configured
v=spf1 ip4:150.204.0.0/16 include:_spf.questionpro.com include:wpm.flywire.com include:spf.protection.outlook.com include:spf-00839101.pphosted.com include:_spf.eprints-hosting.org -all

DMARC

Configured
v=DMARC1; p=quarantine; pct=25; rua=mailto:dmarc-rua@dmarc.service.gov.uk,mailto:dmarc_rua@emaildefense.proofpoint.com,mailto:dmarc_agg@vali.email; ruf=mailto:DMARC_Reporting@ljmu.ac.uk;

DKIM

Selector default
v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDbxX2UoqjqCFaIIqBYtLgeTT2LchudSp27xeCB2tCDUC/A15k/nMI8KYkNgCrwODvtCXerFH2bHwk1bsEz75Gc0VunseTHLvELzMg+Z0vr4zEuSzKddkO1f+lc0ry8Y0Bhw46RDqxf26nHoY1hAHGRcNk2WT3ljkzXq0ZPGoZgCQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
Homepage | Liverpool John Moores University
Description
Study at Liverpool John Moores University with world-class teaching, innovative research, and a vibrant student life in Liverpool. Your journey starts here.
Final URL
https://www.ljmu.ac.uk/
HTTP status
200

HTTP

Status
HTTP/1.1 200 OK
Final URL
https://www.ljmu.ac.uk/
Version
2
Server
nginx
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Sectigo Limited
CN
www.ljmu.ac.uk
Valid from
2026-03-08T19:00:00-05:00
Valid until
2027-03-09T17:59:59-06:00
Days remaining
210
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

5 active
✓
HSTSImplemented
—
Content Security PolicyNot detected
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
✓
Referrer PolicyImplemented
✓
Permissions PolicyImplemented
—
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
131.145.83.100
142,53 ms
Cloudflare
1.1.1.1
131.145.83.100
390,85 ms
Quad9
9.9.9.9
131.145.83.100
142,19 ms
OpenDNS
208.67.222.222
131.145.83.100
219,03 ms
AdGuard
94.140.14.14
131.145.83.100
230,51 ms

IP, geolocation and ASNAssociated network information

131.145.83.100

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

mxa-00839101.gslb.pphosted.com

Port 25: Closed/unreachable - 28.8 ms - 
Port 465: Closed/unreachable - 4020.8 ms - 
Port 587: Closed/unreachable - 4020.5 ms -

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