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Total

DNS

Email

Security

Network

100

Availability

Domainumsl.edu

IPv41

IPv60

MX records1

StatusActive

Domain technical report

University of Missouri–St. Louis | UMSL

umsl.edu

The University of Missouri–St. Louis delivers exceptional educational, research and engagement experiences that inform, prepare, challenge and inspire.

Generated: 2026-08-10T07:13:06-05:00 · Cached result

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IPv41

IPv60

MX1

NS5

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

5 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

156 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: umsl.edu

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/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)

134.124.1.234

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

10 umsl-edu.mail.protection.outlook.com.

TXT

9 record(s)

"MS=ms68746327"
"google-site-verification=fjm3j6P_ECuUiyh7pnvxfjm12Xt2kSXDlXJqn6VmFcM"
"78522EA1E633D88C9E0E7FB7E922CA64"
"e2ma-verification=odh3"
"v=spf1 ip4:198.187.196.100 ip4:198.187.196.130 include:_spf.umsl.edu include:_spf.messagegears.net include:e2ma.net include:sendgrid.net exists:%{i}.spf.hc6489-1.iphmx.com include:spf.protection.outlook.com include:amazonses.com ~all"
"dW5pdmVy"
"jamf-site-verification=uw-ZsLy8aSgku4BpAlv5nQ"
"VqJDwgTOohJDVAD9SrW958Y5WYmI+W/HHsAmhwIOzPYoYsHhHW3cxRIxk89nPiiTkMyOQ5Tf2Sc/wWr9g7Pgyw=="
"umsl.edu._report._dmarc.missouri.edu"

NS

5 record(s)

ns2.umsl.edu.
ns1.umsl.edu.
sdns-ns2.mst.edu.
epsilon3.umsl.edu.
sdns-ns1.mst.edu.

SOA

1 record(s)

epsilon3.umsl.edu. hostmaster.umsl.edu. 968335 3600 1800 1814400 3600

SPF

Configured

v=spf1 ip4:198.187.196.100 ip4:198.187.196.130 include:_spf.umsl.edu include:_spf.messagegears.net include:e2ma.net include:sendgrid.net exists:%{i}.spf.hc6489-1.iphmx.com include:spf.protection.outlook.com include:amazonses.com ~all

DMARC

Configured

v=DMARC1; p=none; fo=1; rua=mailto:dmarc_agg@vali.email,mailto:mudmarc-reports@missouri.edu;

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEA4IFbk1omEJb8EcfrHUwFqRuGb8nhJkKdUR+qMhEctU9dvHeuYL1fFLMV39RQKsSzGTpqwlMd0qfZ89tnINxEsltyuzIWcBRHjizHmIA2DzgBsqgEL8wAvmWcSBy1RrAWXBwEv9WV9yD6ed3dVBwR8qJ1qRSl5BVRTU3cSzFizhYbt68E6b6aCKlqyI885KQif/5lIlEveLtsicHTfTGYlyt92L4pHbZ4nWfKMWbC+A1fa3ApmNMfZseWHacKIZJl/MfcqnOFP4MYLGWMt6iikIQl4eeRmpkeHMeJfB4fkD2skMJWS1tZX+DCIZf0LVJXnH5YhGosynVmcGjfmdh01QIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

University of Missouri–St. Louis | UMSL

Description

The University of Missouri–St. Louis delivers exceptional educational, research and engagement experiences that inform, prepare, challenge and inspire.

Final URL

https://www.umsl.edu/

HTTP status

206

HTTP

Status

HTTP/1.1 200 OK

Final URL

https://www.umsl.edu/

Version

Server

nginx

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

InCommon, LLC

www.umsl.edu

Valid from

2026-06-28T19:00:00-05:00

Valid until

2027-01-13T17:59:59-06:00

Days remaining

156

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

134.124.1.234

48,87 ms

Cloudflare

1.1.1.1

134.124.1.234

52,51 ms

Quad9

9.9.9.9

134.124.1.234

86,91 ms

OpenDNS

208.67.222.222

134.124.1.234

79,32 ms

AdGuard

94.140.14.14

134.124.1.234

87,19 ms

IP, geolocation and ASNAssociated network information

134.124.1.234

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

umsl-edu.mail.protection.outlook.com

Port 25: Closed/unreachable - 35.5 ms - 
Port 465: Closed/unreachable - 4007 ms - 
Port 587: Closed/unreachable - 4044.7 ms -

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