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88
Total
75
DNS
90
Email
84
Security
100
Network
100
Availability
Domainmui.com
IPv42
IPv62
MX records1
StatusActive
Domain technical report

MUI: The React component library you always wanted

mui.com

MUI provides a simple, customizable, and accessible library of React components. Follow your own design system, or start with Material Design.

Generated: 2026-08-11T12:01:07-05:00 · Cached result

JSONCSVPDFVisit site
IPv42
IPv62
MX1
NS4

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

2 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

2 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

4 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

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

89 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 DNS30 / 30 pts · Network

PTR: ec2-98-84-224-111.compute-1.amazonaws.com

✓
IPv4 diversity35 / 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/2 200

✓
HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)
98.84.224.111
18.208.88.157

AAAA

2 record(s)
2600:1f18:16e:df01::258
2600:1f18:16e:df01::259

CNAME

0 record(s)
—

Not configured

MX

1 record(s)
1 smtp.google.com.

TXT

8 record(s)
"slack-domain-verification=14nLpkg468NKlkIXgu3qstqbrOQhxlJk9izHH9l2"
"brevo-code:bb1eace9ac6264e26903114f6f5499f6"
"v=spf1 include:_spf.google.com include:mail.zendesk.com include:spf.brevo.com mx -all"
"google-site-verification=b5iqEjNUgR7C9jKWwwkxBWdwMTQk_bRMYQGDzNUhAP0"
"stripe-verification=d06329296bb60f799731ec53eef8efee41a7873ab8b34790403076fc29f54514"
"brave-ledger-verification=49134580d357e515af7106a97c038e9b8b5077226158c48346b0f8f4a3f73399"
"amazon-business-verification=eba60a6c7e81b75b4b1a8f96a30437a7f2f126edeabd3f438675ff9f7ac34869"
"uber-domain-verification=cc100dfe-3c58-45d2-8d79-5fe9e191c578"

NS

4 record(s)
dns1.p02.nsone.net.
dns2.p02.nsone.net.
dns3.p02.nsone.net.
dns4.p02.nsone.net.

SOA

1 record(s)
dns1.p02.nsone.net. domains+netlify.netlify.com. 1663858963 43200 7200 1209600 3600

CAA

3 record(s)
128 issuewild "letsencrypt.org"
128 issue "letsencrypt.org"
128 iodef "mailto:security@mui.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 include:_spf.google.com include:mail.zendesk.com include:spf.brevo.com mx -all

DMARC

Configured
v=DMARC1; p=reject; rua=mailto:re+oyrsommzjrt@dmarc.postmarkapp.com,mailto:rua@dmarc.brevo.com; aspf=r;

DKIM

Selector google
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAgdtBhEZZnOWg9D2+CRHuDHT5JPle5bLRkzozHTW4LQqK4FU5DCWi1lcuhonxyKS5YIQzmZqZoyA060UNubIK3uH42bLIV5onspjLOoceMPz9wYV1jaa9jhO5+6Q2GhtDolF4DJ2ybaHAqIFDxW/nU4fXiOzuDfrYaUUr7Ntj35+tfpp4sQE1JP3bJHvq4ZIEqGxwTeoGWyo1iivtl+UlGhuyL4Od1d7GWQYkm85USxzVRjHudu3lpZ8lsoYlRcGqvWSE5hLah78y98YzDruJNWnx+2Haroosgs0mcpResAbHlconUIYupJ+PIhdfIO3U/HkeRx5YtN1NvTs1YZ9ItwIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
MUI: The React component library you always wanted
Description
MUI provides a simple, customizable, and accessible library of React components. Follow your own design system, or start with Material Design.
Final URL
https://mui.com/
HTTP status
206

HTTP

Status
HTTP/2 200
Final URL
https://mui.com/
Version
3
Server
Netlify
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
*.mui.com
Valid from
2026-08-10T18:00:08-05:00
Valid until
2026-11-08T17:00:07-06:00
Days remaining
89
Protocol
TLSv1.3
Cipher
TLS_AES_128_GCM_SHA256

Security headers

5 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
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

Review
!
Differences detected

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
18.208.88.157, 98.84.224.111
55,29 ms
Cloudflare
1.1.1.1
18.208.88.157, 98.84.224.111
34,79 ms
Quad9
9.9.9.9
18.208.88.157, 98.84.224.111
54,53 ms
OpenDNS
208.67.222.222
18.208.88.157, 98.84.224.111
29,69 ms
AdGuard
94.140.14.14
13.52.188.95, 52.52.192.191
53,90 ms

IP, geolocation and ASNAssociated network information

98.84.224.111

No data
success
No
country
region
city
asn
organization
isp

18.208.88.157

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

smtp.google.com

Port 25: Closed/unreachable - 23.1 ms - 220 mx.google.com ESMTP 5614622812f47-4b2094f00casi384840b6e.125 - gsmtp
Port 465: Closed/unreachable - 4020.6 ms - 
Port 587: Closed/unreachable - 4016.8 ms -

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