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90
Total
95
DNS
90
Email
84
Security
70
Network
100
Availability
Domainzurb.com
IPv43
IPv63
MX records7
StatusActive
Domain technical report

ZURB - Product Design Company

zurb.com

ZURB is a product design company that helps organizations design better experiences through research-driven design strategy, interaction design, and branding.

Generated: 2026-08-09T16:05:48-05:00 · Cached result

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IPv43
IPv63
MX7
NS2

DiagnosticsMain findings and recommendations

✓
IPv4 (A)30 / 30 pts · Dns

3 IPv4 address(es) detected.

✓
IPv6 (AAAA)10 / 10 pts · Dns

3 IPv6 address(es) detected.

✓
Name server redundancy20 / 20 pts · Dns

2 NS record(s); 2 or more required.

✓
SOA record10 / 10 pts · Dns

Authoritative zone record.

✓
DNSSEC chain15 / 15 pts · Dns

DS and DNSKEY detected.

!
CAA policy0 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

7 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

68 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.

✓
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

3 record(s)
104.26.4.165
172.67.71.221
104.26.5.165

AAAA

3 record(s)
2606:4700:20::ac43:47dd
2606:4700:20::681a:5a5
2606:4700:20::681a:4a5

CNAME

0 record(s)
—

Not configured

MX

7 record(s)
20 alt2.aspmx.l.google.com.
30 aspmx4.googlemail.com.
10 aspmx.l.google.com.
20 alt1.aspmx.l.google.com.
30 aspmx5.googlemail.com.
30 aspmx3.googlemail.com.
30 aspmx2.googlemail.com.

TXT

4 record(s)
"google-site-verification=E85lHu60Mb00oAjKuj9aVPqBW9N1-LfOAukalLI642E"
"nbsagh8lforn0r7rdtablroviq"
"google-site-verification=vXuKw5H-rDQjuGm5JrupCZA3W0eNY1uiHAZbvPAGOQc"
"v=spf1 include:_spf.google.com include:sendgrid.net include:cmail1.com include:amazonses.com ~all"

NS

2 record(s)
josh.ns.cloudflare.com.
zara.ns.cloudflare.com.

SOA

1 record(s)
josh.ns.cloudflare.com. dns.cloudflare.com. 2411288983 10000 2400 604800 1800

CAA

0 record(s)
—

Not configured

DS

1 record(s)
2371 13 2 E3AAB2502B8EB7C9ADBC96E148552350F42A88F06C284E4320BB4463 3EC1F7FB

DNSKEY

2 record(s)
257 3 13 mdsswUyr3DPW132mOi8V9xESWE8jTo0dxCjjnopKl+GqJxpVXckHAeF+ KkxLbxILfDLUT0rAK9iUzy1L53eKGQ==
256 3 13 oJMRESz5E4gYzS/q6XDrvU1qMPYIjCWzJaOau8XNEZeqCYKD5ar0IRd8 KqXXFJkqmVfRvMGPmM1x8fGAa2XhSA==

RRSIG

0 record(s)
—

Not configured

NSEC

1 record(s)
\000.zurb.com. A NS SOA PTR HINFO MX TXT AAAA LOC SRV NAPTR CERT SSHFP RRSIG NSEC DNSKEY TLSA SMIMEA HIP CDS CDNSKEY OPENPGPKEY SVCB HTTPS URI CAA

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:sendgrid.net include:cmail1.com include:amazonses.com ~all

DMARC

Configured
v=DMARC1; p=quarantine; rua=mailto:54f0c85414044861a674cb7461f03db4@dmarc-reports.cloudflare.net,mailto:security@zurb.com; ruf=mailto:security@zurb.com; fo=1

DKIM

Selector google
v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAnZdagip5gIoI7x8t9hLmQMQn4ZMNPLSuAM/oPsCSrCN0XmdnhW6aTlvlpRoogCZEdCWs1pKa/L+ac4D3uvksYxcowMzGL3WMw4xD8o2qZ/qaA47n2sGCPlG25qNdJNUb+N/tYgzqSwvWUsFo+B2pPfvIs/2sfSv8oUFNnS9rZJk2tH5rctI1cVpBDCl6jOYzwSEoqfhw28Z4xTv1/WoU4KAETUiC2Nf0bcwKxbSsaN6HgPyp+2cZetFKO3209BU6wVdxW0tAV3jEmkpkV7Ce3gyKWhWaCyuI/+mxLWvaculkKusBLl2fi6lHfB0T3GL8W3fbh9Q/XHp0QqB8xBi7rwIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
ZURB - Product Design Company
Description
ZURB is a product design company that helps organizations design better experiences through research-driven design strategy, interaction design, and branding.
Final URL
https://zurb.com/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://zurb.com/
Version
3
Server
cloudflare
X-Powered-By
Phusion Passenger(R) 6.1.2

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
Let's Encrypt
CN
zurb.com
Valid from
2026-07-19T11:01:54-05:00
Valid until
2026-10-17T11:01:53-05:00
Days remaining
68
Protocol
TLSv1.2
Cipher
ECDHE-ECDSA-AES128-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

Consistent
✓
Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency
Google
8.8.8.8
104.26.4.165, 104.26.5.165, 172.67.71.221
61,06 ms
Cloudflare
1.1.1.1
104.26.4.165, 104.26.5.165, 172.67.71.221
48,73 ms
Quad9
9.9.9.9
104.26.4.165, 104.26.5.165, 172.67.71.221
52,46 ms
OpenDNS
208.67.222.222
104.26.4.165, 104.26.5.165, 172.67.71.221
43,71 ms
AdGuard
94.140.14.14
104.26.4.165, 104.26.5.165, 172.67.71.221
96,00 ms

IP, geolocation and ASNAssociated network information

104.26.4.165

No data
success
No
country
region
city
asn
organization
isp

172.67.71.221

No data
success
No
country
region
city
asn
organization
isp

104.26.5.165

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

alt2.aspmx.l.google.com

Port 25: Closed/unreachable - 1.2 ms - 
Port 465: Closed/unreachable - 4020.3 ms - 
Port 587: Closed/unreachable - 4002.6 ms -

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