LI

Linkedin.com Domain Trust Report

ACTIVE LinkedIn — world's largest professional networking platform
PRISM VERDICT

linkedin.com shows moderate health — SSL Certificate and Email Auth and Security Headers need attention. Review the breakdown below.

Last scanned 47m ago · Oct 6, 2026
Run live scan Visit site
OVERALL TRUST SCORE
72 GRADE C
SSL warn
DNS Healthy
EMAIL Strong
SSL GRADE
C
Expires in 45d
DNS HEALTH
100%
8 nameservers
EMAIL AUTH
2/3
SPF · DKIM · DMARC
HEADERS
C
Score: 60/100
DOMAIN EXPIRY
392d
Nov 2, 2027
Critical issues detected — one or more dimensions require immediate attention.

Registration & ownership

WHOIS
Registrar MarkMonitor Inc.
Registered Nov 2, 2002
Updated Oct 1, 2026
Expires Nov 2, 2027 392d
Status client delete prohibit.server delete prohibit.
linkedin.com is registered with MarkMonitor Inc., since Nov 2, 2002. Domain registration expires Nov 2, 2027 (392 days). Status: client delete prohibited.
Full WHOIS report

DNS records

DNS
A 130.211.32.14
AAAA 2600:1901:0:d5ad::
MX mail-c.linkedin.com (pri 10)mail-d.linkedin.com (pri 10)mail.linkedin.com (pri 20)mail-a.linkedin.com (pri 10)
NS dns1.p09.nsone.netdns2.p09.nsone.netdns3.p09.nsone.netdns4.p09.nsone.netns1-42.azure-dns.comns2-42.azure-dns.netns3-42.azure-dns.orgns4-42.azure-dns.info
TXT 448e0dc03e935ecf66d81f1ce3c26b2f2fea13756c031ffc4be91749107f3a79AFDVALIDATION=LinkedIn_cthqqp5zj8g86qf3h97heqitg2zc32bapple-domain-verification=Hp7LihDNsREwfHX9atlassian-domain-verification=dDed2VFvlDajBX8X22w52Jx/W/YLHR81SxUuraa9zNdz4aLjDS… +19 more
linkedin.com resolves to 130.211.32.14. Nameservers: dns1.p09.nsone.net, dns2.p09.nsone.net (+6). IPv6 (AAAA) is configured. Mail handled by 4 MX records.
Full DNS lookup

Hosting & network

NETWORK
IP address 130.211.32.14
IPv6 2600:1901:0:d5ad::
Nameservers dns1.p09.nsone.netdns2.p09.nsone.netdns3.p09.nsone.netdns4.p09.nsone.netns1-42.azure-dns.comns2-42.azure-dns.netns3-42.azure-dns.orgns4-42.azure-dns.info
Protocol HTTPS HTTP/2
IPv6 support ENABLED
linkedin.com is hosted at 130.211.32.14. Full IPv6 support is configured. DNS is managed through 8 nameservers (dns1.p09.nsone.net).
Full IP analysis

SSL / TLS

SECURITY
Valid · C DigiCert Inc · expires Nov 21, 2026
45 days remaining
TLS 1.3 TLS 1.2 TLS 1.1 TLS 1.0
Full SSL report

Technology detected

STACK
Azure CDNHTTP/2HSTSTLS 1.3
Full tech scan

30-day availability

MONITORING
99.50% incidents detected
30d ago today

Email authentication

EMAIL
Full email auth report

Monitoring events

17 total EVENTS
IP reputation score dropped by 40 points (100 → 60) 1d ago
medium trust SUBSCORE_REP_DROPPED
subScores.rep.score
IP reputation status changed from ok to warn 1d ago
medium trust SUBSCORE_STATUS_REP_WARN
subScores.rep.status
Listed on major RBL: zen.spamhaus.org 1d ago
crit rep BLACKLIST_LISTED_MAJOR_RBL
listingsrblMatrix
+2 more — view live
Run a specific check on linkedin.com:
DNS lookup WHOIS SSL check Security headers Email auth Screenshot
DOMAIN LIFECYCLE
Registered Nov 2, 2002 23 years old
Last updated Oct 1, 2026
Expires Nov 2, 2027 392 days remaining
Registrar MarkMonitor Inc.
SSL issued by DigiCert Inc
DOMAIN INTELLIGENCE

What we know about Linkedin.com

Linkedin.com has been registered for 23 years (since Nov 2, 2002), managed through MarkMonitor Inc., ranked #19 globally by Tranco, categorised as professional network. Its current health score is 72/100 (grade C) — generally healthy but with some configuration gaps worth reviewing. As a professional network handling career and business identity data, its TLS configuration, DMARC enforcement, and security headers are essential trust anchors.

Security Posture Grade C

linkedin.com's security posture: SSL certificate needs attention — only 45 days until expiry; security headers have gaps.

SSL warn
Headers C
SSL expiry 45d
Health score 72/100
Email Authentication Strong

SPF is configured, restricting which servers can send email as this domain. DMARC policy is set to "reject" — spoofed emails are rejected.

SPF Configured
DMARC policy reject
Spoofable No
Network Infrastructure IPv6

linkedin.com resolves to 130.211.32.14, IPv6 is enabled, DNS is managed through dns1.p09.nsone.net and dns2.p09.nsone.net (+6 more), email routed through 4 MX records.

Primary IP 130.211.32.14
Nameservers 8
MX records 4
A records 1
DomainScan monitors linkedin.com continuously — DNS every hour, SSL & email auth every 6 h, security headers every 12 h, WHOIS every 24 h. Every detected change triggers a severity-classified monitoring event. Refreshed 47m ago
Related tools: WHOIS Lookup DNS Records SSL Checker Security Headers Blacklist Check DMARC Checker Trust Score
WANT LIVE DATA?

This snapshot is from 47m ago. Run it live in one click.

Get a fresh scan of linkedin.com across all 25 tools — or scan any domain you own. Free, no card.

Run live scan Scan a different domain
PRODUCT ECOSYSTEM

Do more with DomainScan

Everything you need to secure, monitor, and understand any domain — including linkedin.com.

Continuous monitoring for linkedin.com

Detect DNS drift, SSL expiry, DMARC changes, WHOIS transfers, and blacklist hits automatically — 24/7 with severity-classified alerts.

Explore the Platform

Embed a live Trust Badge

Show visitors your domain passes 14 safety checks. Live-verified SVG re-scores on every fetch — no stale seals, no maintenance.

Get a Trust Badge

50+ tools, one JSON API

Automate WHOIS, DNS, SSL, blacklist, DMARC, headers, and typosquat checks in your app. Predictable schema, generous free tier.

Read API docs

MCP for AI agents

Give ChatGPT, Claude, Cursor, and any Model Context Protocol client direct access to every DomainScan tool. Zero glue code.

Set up MCP

Ask Prism about linkedin.com

Chat with our AI domain analyst. Get plain-English answers on DNS posture, email auth, blacklist state, and reputation risk.

Open Prism AI

How DNS, SSL, DMARC actually work

Free deep-dives on domain security — RDAP, DNSSEC, EPP status codes, phishing detection, SPF alignment, DKIM key rotation.

Visit the Learning Hub