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Total

DNS

Email

Security

Network

100

Availability

Domainvispero.com

IPv42

IPv62

MX records1

StatusActive

Domain technical report

Vispero | Global Leader in Assistive Technology & Accessibility

vispero.com

Discover Vispero’s portfolio of inclusive digital solutions, from JAWS and ZoomText to enterprise accessibility services, designed to empower users with vision impairment and drive innovation.

Generated: 2026-08-11T01:45:45-05:00 · Cached result

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IPv42

IPv62

MX1

NS2

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

2 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

88 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 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

2 record(s)

104.21.54.38
172.67.223.104

AAAA

2 record(s)

2606:4700:3037::6815:3626
2606:4700:3033::ac43:df68

CNAME

0 record(s)

—

Not configured

MX

1 record(s)

10 vispero-com.mail.protection.outlook.com.

TXT

25 record(s)

"atlassian-sending-domain-verification=951a907d-f38e-476f-a4e0-9d959d621902"
"v=spf1 ip4:149.137.238.166 ip4:149.137.238.175 ip4:149.137.238.169 ip4:208.75.120.0/22 ip4:149.137.238.132 ip4:162.212.190.31 include:spf.protection.outlook.com  include:spf.transsmart.com  include:_spf.salesforce.com include:sendgrid.net include:shops.sh" "opify.com include:4793141.spf04.hubspotemail.net include:_spf.shared.lvl.li ~all"
"google-site-verification=IGMBdu0suFTYC01GIRcui01-HQl-BweXF7j04KbYw6w"
"EVuSqi77gLRDQkFGEvgGq5ESGxd/fCsED1/dsaijtq4buuigeA7dA5TGWMibKJBGy7TVGyGLp1vDtqDPdVNIrg=="
"stripe-verification=B48DF4186519AADBBF94947C392367137BFCF26B74C2AEECFEF1B0E718C51697"
"ZOOM_verify_XpDW3GK6oLOuFrnYPdHl3A"
"MS=ms57845256"
"google-site-verification=2exJw3UU4Jvl8KUGBhNfVtVD3KRAc_nmVBBtVNeqsZw"
"52rwij8k8x"
"launchdarkly-domain-verification=68de5d90-49c5-4965-a39c-ae71eaad83dd"
"atlassian-domain-verification=UryGGEeebyJHJDgiur0DbojmfQYgse7R32TI9VxTKl8eNVHYfiqE/wkta2yKV3Zp"
"apple-domain-verification=pWuHrKsnmsU747kj"
"shopify-verification-code=0MiQ57ySotVqvgMwb6mDaScumxL94R"
"miro-verification=7e0cc01700b9379d9510844958e3921d9becf13c"
"knowbe4-site-verification=27c87bc44e473fb8ef6ee019df0078dd"
"docusign=9e395988-086a-4512-a045-1ac76c47d03e"
"cloudflare_dashboard_sso=9327a62624f3e8ed0e4f3d11017d9fac"
"MS=ms62038870"
"slack-domain-verification=dCnoUtvIDBgOn1gyHhLgyrLe15lwaJIizVRilOhO"
"google-site-verification=-vEhhCx2nE2cPLtapDkxT9Gy7b-BHHHDWG8kWnLlNIs"
"atlassian-domain-verification=nissEhmC4B6UKISCFHC58cg1wFkCxB9PpFTX/GtI7ku3ALbBlxJ6bWojywVttwRX"
"brevo-code:3cac3002e373301dd4c94d017d8e95da"
"openai-domain-verification=dv-spFP8Ad0wE3gFeUeyhpvE5v2"
"anthropic-domain-verification-qz1p7h=EhRC4yXIwdD1VtHchy8zlCCyW"
"atlassian-domain-verification=16gWpMw7tlcrzJhu3jk2e6SMZcoMqkWIFq6407AWAONPmyTHvZXn6VRaeqo/d9Xa"

NS

2 record(s)

jose.ns.cloudflare.com.
sandra.ns.cloudflare.com.

SOA

1 record(s)

jose.ns.cloudflare.com. dns.cloudflare.com. 2411021960 10000 2400 604800 1800

SPF

Configured

v=spf1 ip4:149.137.238.166 ip4:149.137.238.175 ip4:149.137.238.169 ip4:208.75.120.0/22 ip4:149.137.238.132 ip4:162.212.190.31 include:spf.protection.outlook.com  include:spf.transsmart.com  include:_spf.salesforce.com include:sendgrid.net include:shops.shopify.com include:4793141.spf04.hubspotemail.net include:_spf.shared.lvl.li ~all

DMARC

Configured

v=DMARC1; p=reject; sp=none; pct=100; adkim=r; aspf=r; rua=mailto:watchdog2@watchdog.kevlarr.io; rf=afrf; fo=0; ri=86400

DKIM

Selector selector1

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsv7Ns6lkk2Q/w+QjCjuBm7SDQh+GOla1xUT0VCXHAaZJrhOGhCY91mWqt96w7bUHv2OxQKZs9oFlMDDW8perkBsTNQm9k9barND2PtLYYW4oU3sSZYMrWbzL11eJM6RBcScZdEV5StFcm2vj6N9CnHTuYDLwff80AG2yxd0CRp/JI27ocdEJz5cyiZPFgSfMOeqeEfojWqDNs1oWnp3fsA+h8fllG3B1OaRVAFnaeqndYnNMrroGl/kcIqnGSjsZ1+tanJWcNqzuzEWebpuOBtr9W+0SJk237zIhTApTvnO1AoJ+70+nN8Ep9QpX7xuQfVjU8YOcZgPEkTKp2GjwhQIDAQAB;

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Vispero | Global Leader in Assistive Technology & Accessibility

Description

Discover Vispero’s portfolio of inclusive digital solutions, from JAWS and ZoomText to enterprise accessibility services, designed to empower users with vision impairment and drive innovation.

Final URL

https://vispero.com/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://vispero.com/

Version

Server

cloudflare

X-Powered-By

WP Engine

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

vispero.com

Valid from

2026-08-09T03:33:45-05:00

Valid until

2026-11-07T02:33:44-06:00

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

104.21.54.38, 172.67.223.104

79,56 ms

Cloudflare

1.1.1.1

104.21.54.38, 172.67.223.104

54,65 ms

Quad9

9.9.9.9

104.21.54.38, 172.67.223.104

64,72 ms

OpenDNS

208.67.222.222

104.21.54.38, 172.67.223.104

114,22 ms

AdGuard

94.140.14.14

104.21.54.38, 172.67.223.104

130,01 ms

IP, geolocation and ASNAssociated network information

104.21.54.38

No data

success

country

region

city

asn

organization

isp

172.67.223.104

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

vispero-com.mail.protection.outlook.com

Port 25: Closed/unreachable - 30.2 ms - 
Port 465: Closed/unreachable - 4062.9 ms - 
Port 587: Closed/unreachable - 4061.1 ms -

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Analyze any domain

Vispero | Global Leader in Assistive Technology & Accessibility

DiagnosticsMain findings and recommendations

DNS and emailPublished records and email configuration

A

AAAA

CNAME

MX

TXT

NS

SOA

CAA

DS

DNSKEY

RRSIG

NSEC

NSEC3

SRV

NAPTR

TLSA

SSHFP

SPF

DMARC

DKIM

Analyzed webpageMetadata and HTTP response

Title and description

HTTP

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Security headers

DNS propagationComparison across public resolvers

Public resolver comparison

IP, geolocation and ASNAssociated network information

104.21.54.38

172.67.223.104

Visitor information

SMTPEmail port connectivity

vispero-com.mail.protection.outlook.com

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Vispero | Global Leader in Assistive Technology & Accessibility