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Total

DNS

Email

Security

Network

Availability

Domaincxl.com

IPv42

IPv62

MX records5

StatusActive

Domain technical report

Premium B2B Marketing and AI Training

cxl.com

Live workshops and on-demand courses for B2B marketers. B2B marketing and AI training, focused on what's working right now B2B marketing and AI courses

Generated: 2026-08-10T23:06:43-05:00 · Cached result

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IPv42

IPv62

MX5

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 policy5 / 5 pts · Dns

Certificate authority restriction.

✓

DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓

MX records20 / 20 pts · Mail

5 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

39 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers31 / 35 pts · Security

8 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 response0 / 40 pts · Availability

HTTP/2 403

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

2 record(s)

172.66.43.154
172.66.40.102

AAAA

2 record(s)

2606:4700:3108::ac42:2b9a
2606:4700:3108::ac42:2866

CNAME

0 record(s)

—

Not configured

MX

5 record(s)

1 aspmx.l.google.com.
5 alt1.aspmx.l.google.com.
10 aspmx2.googlemail.com.
5 alt2.aspmx.l.google.com.
10 aspmx3.googlemail.com.

TXT

9 record(s)

"miro-verification=c064d156e7fbcd0270e90690f50bcc86b8d9fa18"
"OPE0061497"
"v=spf1 a include:_spf.google.com include:spf.mail.intercom.io include:customeriomail.com ~all"
"google-site-verification=UCN5wDQRCt6uahWq1xbD1RqXe_7jZtGms-yF6dzqMUs"
"openai-domain-verification=dv-vpaIsmh9eMD9lHHDf6fJ0RTw"
"MS=ms72074828"
"google-site-verification=ARPksNbaeDLREtNzCu9euSX36ibyNGMirrpsg5gJblE"
"facebook-domain-verification=ygl6wlanwp89jzevw0a809bfaibqxw"
"google-site-verification=zR3g46zITQJZmw4QdfptrzM-nKe4-1if3ubP3g0DWpA"

NS

2 record(s)

dora.ns.cloudflare.com.
hank.ns.cloudflare.com.

SOA

1 record(s)

dora.ns.cloudflare.com. dns.cloudflare.com. 2411001825 10000 2400 604800 1800

CAA

10 record(s)

0 issuewild "digicert.com; cansignhttpexchanges=yes"
0 issue "pki.goog; cansignhttpexchanges=yes"
0 issue "comodoca.com"
0 issue "digicert.com; cansignhttpexchanges=yes"
0 issue "letsencrypt.org"
0 issuewild "ssl.com"
0 issuewild "comodoca.com"
0 issuewild "letsencrypt.org"
0 issue "ssl.com"
0 issuewild "pki.goog; cansignhttpexchanges=yes"

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 a include:_spf.google.com include:spf.mail.intercom.io include:customeriomail.com ~all

DMARC

Configured

v=DMARC1; p=reject; sp=none; rua=mailto:re+f752279522e2@inbound.dmarcdigests.com; aspf=r; pct=100

DKIM

Selector google

v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAsD/Z5swNyd3B1GWN4h0keZQ35ohtFvrpLI8hP1sN6RN+InZZ7ttpPBBC5e+ZdHlzJeyY+iGqWTqzKc3yKfOkhxlU7XuGuT3xe34hq1yFcujjG4z6jPZrcqFR3+y9cuOn1kygetLHXoMXst48sDt87PP3Lv48HRON3FAqyq07TVxXhKYFza8W3dzm/zpQ58GwJ/dOnEY1fq8g6uxveUEHVZkHF5Cpn30Ua0qqMAVi0vWNsfo21NNwRGVK/fiWUal8Og1lA2QJxNsC0RctkXrHxojHo91IwdqUY7M6XnDcF4Dp/S99UX0jxdtXjYkKAN6ojRnFlfFZhKMXTKdGzRjUtQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

Premium B2B Marketing and AI Training

Description

Live workshops and on-demand courses for B2B marketers. B2B marketing and AI training, focused on what's working right now B2B marketing and AI courses

Final URL

https://cxl.com/

HTTP status

206

HTTP

Status

HTTP/2 403

Final URL

https://cxl.com/

Version

Server

cloudflare

X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Google Trust Services

cxl.com

Valid from

2026-06-21T06:56:04-05:00

Valid until

2026-09-19T07:56:01-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_256_GCM_SHA384

Security headers

8 active

—

HSTSNot detected

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

✓

X-Frame-OptionsImplemented

✓

Referrer PolicyImplemented

✓

Permissions PolicyImplemented

✓

Cross-Origin-Opener-PolicyImplemented

✓

Cross-Origin-Embedder-PolicyImplemented

✓

Cross-Origin-Resource-PolicyImplemented

DNS propagationComparison across public resolvers

Public resolver comparison

Consistent

✓

Consistent propagation

5 public resolvers queried.

ResolverServerResultLatency

Google

8.8.8.8

172.66.40.102, 172.66.43.154

74,28 ms

Cloudflare

1.1.1.1

172.66.40.102, 172.66.43.154

45,08 ms

Quad9

9.9.9.9

172.66.40.102, 172.66.43.154

23,57 ms

OpenDNS

208.67.222.222

172.66.40.102, 172.66.43.154

31,99 ms

AdGuard

94.140.14.14

172.66.40.102, 172.66.43.154

67,12 ms

IP, geolocation and ASNAssociated network information

172.66.43.154

No data

success

country

region

city

asn

organization

isp

172.66.40.102

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

aspmx.l.google.com

Port 25: Closed/unreachable - 22.6 ms - 220 mx.google.com ESMTP 5614622812f47-4b1af00de11si6853210b6e.23 - gsmtp
Port 465: Closed/unreachable - 4017.9 ms - 
Port 587: Closed/unreachable - 4016.1 ms -

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