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76
Total
100
DNS
20
Email
81
Security
70
Network
100
Availability
Domaines.linkedin.com
IPv42
IPv62
MX records3
StatusActive
Domain technical report

LinkedIn: inicio de sesión o registro

es.linkedin.com

1 mil millones de miembros | Gestiona tu identidad profesional. Amplía e interactúa con tu red profesional. Accede a conocimientos, información y oportunidades.

Generated: 2026-08-08T21:29:00-05:00 · Cached result

JSONCSVPDFVisit site
IPv42
IPv62
MX3
NS3

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

3 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 policy5 / 5 pts · Dns

Certificate authority restriction.

✓
DNS propagation10 / 10 pts · Dns

Agreement between public resolvers.

✓
MX records20 / 20 pts · Mail

3 MX record(s).

!
SPF0 / 25 pts · Mail

SPF policy not found.

!
DMARC0 / 25 pts · Mail

DMARC policy not found.

!
DKIM0 / 20 pts · Mail

No tested DKIM selector responded.

!
MTA-STS0 / 5 pts · Mail

Mail transport policy.

!
TLS-RPT0 / 5 pts · Mail

TLS reporting policy.

✓
Valid TLS certificate55 / 55 pts · Security

54 day(s) remaining.

✓
Certificate lifetime10 / 10 pts · Security

Full points require at least 30 days remaining.

i
HTTP security headers16 / 35 pts · Security

4 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

5 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.
104.18.41.41
172.64.146.215

AAAA

5 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.
2a06:98c1:3109::6812:2929
2a06:98c1:310b::ac40:92d7

CNAME

1 record(s)
cctld.linkedin.com.

MX

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

TXT

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

NS

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

SOA

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

CAA

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

DS

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

DNSKEY

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

RRSIG

0 record(s)
—

Not configured

NSEC

0 record(s)
—

Not configured

NSEC3

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

SRV

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

NAPTR

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

TLSA

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

SSHFP

3 record(s)
cctld.linkedin.com.
cctld.es.lnkdns.net.
www.linkedin.com.cdn.cloudflare.net.

SPF

Not configured
—

Not configured

DMARC

Not configured
—

Not configured

DKIM

Not found
—

Not configured

Analyzed webpageMetadata and HTTP response

Title and description

Extracted
Title
LinkedIn: inicio de sesión o registro
Description
1 mil millones de miembros | Gestiona tu identidad profesional. Amplía e interactúa con tu red profesional. Accede a conocimientos, información y oportunidades.
Final URL
https://es.linkedin.com/
HTTP status
200

HTTP

Status
HTTP/2 200
Final URL
https://es.linkedin.com/
Version
3
Server
cloudflare
X-Powered-By

SSL and HTTP securityCertificate, protocol and security headers

SSL certificate

Available
Available
Yes
Issuer
DigiCert Inc
CN
ep.linkedin.com
Valid from
2026-04-01T19:00:00-05:00
Valid until
2026-10-02T18:59:59-05:00
Days remaining
54
Protocol
TLSv1.3
Cipher
TLS_AES_256_GCM_SHA384

Security headers

4 active
✓
HSTSImplemented
✓
Content Security PolicyImplemented
✓
X-Content-Type-OptionsImplemented
✓
X-Frame-OptionsImplemented
—
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
104.18.41.41, 172.64.146.215
65,62 ms
Cloudflare
1.1.1.1
104.18.41.41, 172.64.146.215
44,55 ms
Quad9
9.9.9.9
104.18.41.41, 172.64.146.215
66,64 ms
OpenDNS
208.67.222.222
104.18.41.41, 172.64.146.215
51,12 ms
AdGuard
94.140.14.14
104.18.41.41, 172.64.146.215
94,55 ms

IP, geolocation and ASNAssociated network information

104.18.41.41

No data
success
No
country
region
city
asn
organization
isp

172.64.146.215

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

cctld.linkedin.com

Port 25: Closed/unreachable - 1.5 ms - 
Port 465: Closed/unreachable - 4021.2 ms - 
Port 587: Closed/unreachable - 4017.6 ms -

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