Domain technical report
Teesside University, Middlesbrough
tees.ac.uk
At Teesside University we put students at the heart of everything we do. Surely that's the point.
IPv41
IPv60
MX1
NS3
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80
Total
70
DNS
90
Email
77
Security
50
Network
100
Availability
Domaintees.ac.uk
IPv41
IPv60
MX records1
StatusActive
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
69 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 DNS30 / 30 pts · Network
PTR: www.tees.ac.uk
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)152.105.184.103
AAAA
0 record(s)—
Not configured
CNAME
0 record(s)—
Not configured
MX
1 record(s)3 tees-ac-uk.mail.protection.outlook.com.
TXT
16 record(s)"apple-domain-verification=VsQVJJZcsll8C7YU" "detectify-verification=e2fa91c1c42f2ad45d5763b5c28cb871" "google-site-verification=qjpTIx5BH5SgV4B_5q5XmeFEDPLJOO3RJiVlKhE-PcM" "QuoVadis=575c2c02-7bbc-47cc-922e-e148d310b996" "d365mktkey=uOe5AHohHwWcICwpM2qQjBymnVWRKKb0XqIaxb4xLHEx" "v=spf1 ip4:152.105.54.0/24 ip4:142.0.187.42 include:mailgun.org include:spf.protection.outlook.com include:spfexternal.tees.ac.uk -all" "AS2TrustedDomains=appstream.tees.ac.uk" "fisut7n7b94q7qpna5htoksi7q" "adobe-idp-site-verification=079fd5e0-a998-4a77-9de9-10a8d454c6d2" "BB-Verification=LIYGaqs781gaFCA212iuga1837dka82" "QuoVadis=5ec0bcb1-4cbf-4247-817a-b2639d7339d7" "access-domain-verification=c471d0baf713f23b27f14284a9c51b18dd606ad051e96a65522c0d232e756047" "uWjseDW+JkVd+LvT4lYhKcMaCMBS4e+LROiP190LZA7VIpQ2IUlBUAx4rYxMvSmDQr4rsy2SYCz8bdLqQjiPhg==+a4LOhYDwoM6KXIbPgLzTd9+mL5FliAQ==" "globalsign-domain-verification=oKWWHHmhOekHeQ7XKuDSmAeQ3R7P3-1J9ZeaZVrDed" "msfpkey=6zyvxzl59erpkib1v2zb07mi2" "d365mktkey=qMslMzexA974jTCmLzR6kphxf32e47uNABxSGh2fWx0x"
NS
3 record(s)azdmzdns2022.uksouth.cloudapp.azure.com. ns1.ja.net. dmzdns1.tees.ac.uk.
SOA
1 record(s)dmzdns1.tees.ac.uk. hostmaster.tees.ac.uk. 2006056859 3600 600 1209600 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
0 record(s)—
Not configured
TLSA
0 record(s)—
Not configured
SSHFP
0 record(s)—
Not configured
SPF
Configuredv=spf1 ip4:152.105.54.0/24 ip4:142.0.187.42 include:mailgun.org include:spf.protection.outlook.com include:spfexternal.tees.ac.uk -all
DMARC
Configuredv=DMARC1; p=none; rua=mailto:dmarc@tees.ac.uk; fo=1
DKIM
Selector selector1v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQC63iN0L+wzJoPfBzDt5DIWKNR9kjJas7yXqmnITLri8d7RiroaceJqV5Mv/ESQfOowpHCRP0yzs/3uC6VNwHywcb21AqOyuGCEf5Bcayd3ijxSsaLAvybG0mC1ukh97IDeyMEa+Jp7biJZnbAbchPh/1skko0d7xM4XYOcl5s1QwIDAQAB; n=1024,1450264571,1
Analyzed webpageMetadata and HTTP response
Title and description
ExtractedTitle
Teesside University, Middlesbrough
Description
At Teesside University we put students at the heart of everything we do. Surely that's the point.
Final URL
https://www.tees.ac.uk/
HTTP status
200
HTTP
Status
HTTP/2 200
Final URL
https://www.tees.ac.uk/
Version
3
Server
X-Powered-By
SSL and HTTP securityCertificate, protocol and security headers
SSL certificate
AvailableAvailable
Yes
Issuer
GlobalSign nv-sa
CN
*.tees.ac.uk
Valid from
2025-09-18T05:36:02-05:00
Valid until
2026-10-20T05:36:01-05:00
Days remaining
69
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384
Security headers
3 activeHSTSNot detected
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
ConsistentConsistent propagation
5 public resolvers queried.
ResolverServerResultLatency
Google
8.8.8.8152.105.184.103
284,99 ms
Cloudflare
1.1.1.1152.105.184.103
262,05 ms
Quad9
9.9.9.9152.105.184.103
46,35 ms
OpenDNS
208.67.222.222152.105.184.103
219,17 ms
AdGuard
94.140.14.14152.105.184.103
138,10 ms
IP, geolocation and ASNAssociated network information
152.105.184.103
No datasuccess
No
country
region
city
asn
organization
isp
Visitor information
Visitorip
216.73.216.212
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
tees-ac-uk.mail.protection.outlook.com
Port 25: Closed/unreachable - 26.9 ms - Port 465: Closed/unreachable - 4044.4 ms - Port 587: Closed/unreachable - 4040.9 ms -