Analyze any domain

Get a complete DNS, email, SSL, HTTP and network analysis in seconds.

Total

DNS

Email

Security

Network

100

Availability

Domaindeeplearning.ai

IPv41

IPv60

MX records5

StatusActive

Domain technical report

DeepLearning.AI: Start or Advance Your Career in AI

deeplearning.ai

DeepLearning.AI | Andrew Ng | Join over 7 million people learning how to use and build AI through our online courses. Earn certifications, level up your skills, and stay ahead of the industry.

Generated: 2026-08-10T01:53:25-05:00 · Cached result

JSON CSV PDF Visit site

IPv41

IPv60

MX5

NS2

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

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

81 day(s) remaining.

✓

Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

HTTP security headers12 / 35 pts · Security

3 of 9 evaluated headers detected.

PTR reverse DNS0 / 30 pts · Network

PTR not detected.

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/2 200

✓

HTTPS final URL20 / 20 pts · Availability

Final URL uses HTTPS.

DNS and emailPublished records and email configuration

A

1 record(s)

216.150.1.1

AAAA

0 record(s)

—

Not configured

CNAME

0 record(s)

—

Not configured

MX

5 record(s)

5 alt1.aspmx.l.google.com.
5 alt2.aspmx.l.google.com.
1 aspmx.l.google.com.
10 alt3.aspmx.l.google.com.
10 alt4.aspmx.l.google.com.

TXT

8 record(s)

"google-site-verification=B6bDLlOoR7eTBoufolgARUzxd5x_2gY5JSOdWo55Lvk"
"google-site-verification=C286Lzm7oqouc_sPZXx3OZpvdPMdDr7X1OCJwjX_aJs"
"google-site-verification=zmYFLbZcFqvc9RPIXbFJl-yEECQ3eSaZBn9BVdMMeqA"
"google-site-verification=2Y3j_rJDSGuSkx0qGbv-pmlvjE9GNH423YpVK0TwbZM"
"facebook-domain-verification=zdzqhyb3p2z14avzgfwgq75qyrm23q"
"google-site-verification=ferSGj7ddseYkd1vRv0QkWThLfurDWNEFOiujpCzAWQ"
"google-site-verification=ZCRhH0yEOlB8wkbKuSHeAo0tzMDir4sAZWPFUkSjE_4"
"v=spf1 include:_spf.google.com include:5871640.spf54.hubspotemail.net include:_spf.elasticemail.com include:amazonses.com ~all"

NS

2 record(s)

dave.ns.cloudflare.com.
nia.ns.cloudflare.com.

SOA

1 record(s)

dave.ns.cloudflare.com. dns.cloudflare.com. 2411820609 10000 2400 604800 1800

CAA

12 record(s)

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

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:5871640.spf54.hubspotemail.net include:_spf.elasticemail.com include:amazonses.com ~all

DMARC

Configured

v=DMARC1; p=none;

DKIM

Selector s1

k=rsa; t=s; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAu0+hQlVnXcDbBsPM801a/NlonOaqP0E7V7Hruk5gdbFM92utNQC3Pgmk19z3bXW7Ixf/r8FNl5OurKwhBC8i/iO+WbY0eHzyOT1ixGlU2mMKaQ0UgKmeUGGA9ZT7bEnFtm8YaB8/vIfZK6KYU8ai2NcToTNSm3D1VMSdSndx8At22hbG79I28TIryGvUGC9aFD21K31m0PI/Cl4Foe0hzB5kMbn8nvB57iZU5AR/yxCmhSD9iyVE0VyUQbeeRqc6ffN0QLOkLsTIGge0hn4A+6zuAQ6gFy0B7LHzjkZ4xqXtFSDkUXIkem1p+0VmhFVrQp+fWvzk72BksI/n4SYunQIDAQAB

Analyzed webpageMetadata and HTTP response

Title and description

Extracted

Title

DeepLearning.AI: Start or Advance Your Career in AI

Description

DeepLearning.AI | Andrew Ng | Join over 7 million people learning how to use and build AI through our online courses. Earn certifications, level up your skills, and stay ahead of the industry.

Final URL

https://www.deeplearning.ai/

HTTP status

200

HTTP

Status

HTTP/2 200

Final URL

https://www.deeplearning.ai/

Version

Server

cloudflare

X-Powered-By

Next.js

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available

Yes

Issuer

Let's Encrypt

deeplearning.ai

Valid from

2026-08-01T08:01:15-05:00

Valid until

2026-10-30T08:01:14-05:00

Days remaining

Protocol

TLSv1.3

Cipher

TLS_AES_128_GCM_SHA256

Security headers

3 active

✓

HSTSImplemented

✓

Content Security PolicyImplemented

✓

X-Content-Type-OptionsImplemented

—

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

216.150.1.1

48,18 ms

Cloudflare

1.1.1.1

216.150.1.1

19,06 ms

Quad9

9.9.9.9

216.150.1.1

26,53 ms

OpenDNS

208.67.222.222

216.150.1.1

50,00 ms

AdGuard

94.140.14.14

216.150.1.1

400,01 ms

IP, geolocation and ASNAssociated network information

216.150.1.1

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

alt1.aspmx.l.google.com

Port 25: Closed/unreachable - 0.7 ms - 
Port 465: Closed/unreachable - 4020.6 ms - 
Port 587: Closed/unreachable - 4021.1 ms -

Recently analyzed domains

View all →

jeito.nl97 gsa.gov95 businessfrance.fr96 go.id15 wakehealth.edu76 siutica.cl4 active24.cz95 baseballhall.org83 republic.ru4 nwo.nl97