Analyze any domain

Get a complete DNS, email, SSL, HTTP and network analysis in seconds.

Total

DNS

Email

Security

Network

100

Availability

Domainessex.ac.uk

IPv42

IPv60

MX records2

StatusActive

Domain technical report

UoE | University of Essex

essex.ac.uk

At Essex we're a bunch of risk-takers and opinion-makers, stereotype-breakers and world-shakers. Study at our Colchester Campus or Loughton Campus today.

Generated: 2026-08-09T07:24:53-05:00 · Cached result

JSON CSV PDF Visit site

IPv42

IPv60

MX2

NS3

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

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

44 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: ec2-18-134-81-66.eu-west-2.compute.amazonaws.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 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

2 record(s)

18.134.81.66
18.171.30.181

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

2 record(s)

10 d213859.b.ess.uk.barracudanetworks.com.
5 d213859.a.ess.uk.barracudanetworks.com.

TXT

15 record(s)

"docusign=319d6c1c-1dbc-4bf5-831b-aec024e941f1."
"google-site-verification=BVw3TAQdpEeNoEKwQsttTRAXGrCoEkCzb_nFDpc36sM"
"google-site-verification=5VBEX0RdMN7HQt1FlyzRoTDTx-GssfeYSCRblz8pfVM"
"apple-domain-verification=grQkI6EIitbyfPOb"
"atlassian-domain-verification=SZgqFK5cQ21WzOiy0EpCbniJWpuvya8BPkUN94xqFRij8knLM6OrluQEm1hZia/E"
"google-gws-recovery-domain-verification=62766578"
"google-site-verification=9LxYm65E_L9NzsurzFI_peQcT6gF-gdLnY7OWdrZdUw"
"docusign=4361ff5f-057f-4488-a971-6aebd21bbccf"
"facebook-domain-verification=6aurnkmv7vpguaflstxm090a4e0a4j"
"904AC6ECF288B0325C5A31A3B51A62BADA494070"
"v=spf1 include:spf.protection.essex.ac.uk include:spf.protection.outlook.com include:_spf.eu.messagegears.net include:spf.ess.uk.barracudanetworks.com include:amazonses.com include:spf-eu.exlibrisgroup.com" " include:_spf.distribution.vueliopm.com include:spf.mailgun.essex.ac.uk include:47953851.spf02.hubspotemail.net ~all"
"bw=BBd56CueWLQQlR4lnWGZJGzmrpd2GZbp63dKG5PRATCK"
"N7LVK4TYUO9BDX6UFR4LLYL1HEY3OMU9FELYOXTDK"
"3f43c17c56385ddd55cd182bd4c10548"
"klaviyo-site-verification=RH3UKA"

NS

3 record(s)

ns3.ja.net.
ns0.essex.ac.uk.
ns2.essex.ac.uk.

SOA

1 record(s)

ns0.essex.ac.uk. hostmaster.essex.ac.uk. 2026080704 7200 3600 2419200 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.roaming.ja.net.

TLSA

0 record(s)

—

Not configured

SSHFP

0 record(s)

—

Not configured

SPF

Configured

v=spf1 include:spf.protection.essex.ac.uk include:spf.protection.outlook.com include:_spf.eu.messagegears.net include:spf.ess.uk.barracudanetworks.com include:amazonses.com include:spf-eu.exlibrisgroup.com include:_spf.distribution.vueliopm.com include:spf.mailgun.essex.ac.uk include:47953851.spf02.hubspotemail.net ~all

DMARC

Configured

v=DMARC1; p=reject; fo=1; rua=mailto:rua+essex.ac.uk@dmarc.barracudanetworks.com; ruf=mailto:ruf+essex.ac.uk@dmarc.barracudanetworks.com

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCfwsy0pS5nitxxviMJWTvn7B95JpjZy337yOxNXC/b23wy1/8Jbp34AzT9xgwbJ8VTy9rF6i2TpG6ptRfeNSuXc2rN7UdMSuudAwg2q2nYrUauTkJSkLK3lDXVwEK68u4viA4qsFxKsto4PaiUJ41u1yvNDayy/XzP8zuCPHX1ewIDAQAB; n=1024,1450900583,1466711783

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

UoE | University of Essex

Description

At Essex we're a bunch of risk-takers and opinion-makers, stereotype-breakers and world-shakers. Study at our Colchester Campus or Loughton Campus today.

Final URL

https://www.essex.ac.uk/

HTTP status

200

HTTP

Status

HTTP/1.1 200 OK

Final URL

https://www.essex.ac.uk/

Version

Server

Microsoft-IIS/10.0

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

www.essex.ac.uk

Valid from

2026-06-25T05:17:00-05:00

Valid until

2026-09-23T05:16:59-05:00

Days remaining

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

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

18.134.81.66, 18.171.30.181

60,39 ms

Cloudflare

1.1.1.1

18.134.81.66, 18.171.30.181

486,88 ms

Quad9

9.9.9.9

18.134.81.66, 18.171.30.181

30,04 ms

OpenDNS

208.67.222.222

18.134.81.66, 18.171.30.181

224,45 ms

AdGuard

94.140.14.14

18.134.81.66, 18.171.30.181

394,71 ms

IP, geolocation and ASNAssociated network information

18.134.81.66

No data

success

country

region

city

asn

organization

isp

18.171.30.181

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

d213859.b.ess.uk.barracudanetworks.com

Port 25: Closed/unreachable - 8.7 ms - 
Port 465: Closed/unreachable - 4014.6 ms - 
Port 587: Closed/unreachable - 104.5 ms - 220 mail.ess.uk.barracuda.com ESMTP (mx-inbound16-32.eu-west-2b.ess.aws)

Recently analyzed domains

View all →

webkit.org83 fl.us4 wyzant.com81 cloudflare.com94 chiba.jp4 kairaweb.com80 z9x8c7v6b5-debug-trigger-wapdns.com4 www.news.bbc.co.uk4 go.id15 enamad.ir42