communities.linkedin.com - robtex.com
communities.linkedin.com
linkedin.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2620:1ec:50::12🇺🇸 Microsoft2620:1ec::/36 MICROSOFT | ||||||
| A | 150.171.22.12🇺🇸 Microsoft150.171.0.0/16 MICROSOFT | ||||||
| NS | dns1.p09.nsone.net ⭐ | ||||||
| NS | dns2.p09.nsone.net | ||||||
| NS | dns3.p09.nsone.net | ||||||
| NS | dns4.p09.nsone.net | ||||||
| NS | ns1-42.azure-dns.com | ||||||
| NS | ns2-42.azure-dns.net | ||||||
| NS | ns3-42.azure-dns.org | ||||||
| NS | ns4-42.azure-dns.info | ||||||
| MX | mail-c.linkedin.com ⭐ | ||||||
| MX | mail-d.linkedin.com ⭐ | ||||||
| MX | mail.linkedin.com ⭐ | ||||||
| MX | mail-a.linkedin.com(20) | ||||||
| TXT | 448e0dc03e935ecf66d81f1ce3c26b2f2fea13756c031ffc4be91749107f3a79 | ||||||
| TXT | AFDVALIDATION=LinkedIn | ||||||
| TXT | _cthqqp5zj8g86qf3h97heqitg2zc32b | ||||||
| TXT | atlassian-domain-verification=dDed2VFvlDajBX8X22w52Jx/W/YLHR81SxUuraa9zNdz4aL... | ||||||
| TXT | atlassian-domain-verification=juKdSE4GGphSmzPkhmnRJUNIn0ALdb0vsP7VSPM8TmTP7Wg... | ||||||
| TXT | atlassian-sending-domain-verification=3bdb0597-814d-4e10-a552-5cf78f92ab3c | ||||||
| TXT | bf5fl8sny79w4c70jxp6cp3crkqtr7qk | ||||||
| TXT | bluebeam-verification=02px6k8snlrzd6gx3b3oqkeatbzawd | ||||||
| TXT | docusign=11f01284-dffc-40f9-8d56-57e5261ede3f | ||||||
| TXT | elevenlabs=hRLt8nemUjAWJSL_xhBIsKFyK4yYV089AvwkOB0cxYY | ||||||
| TXT | google-site-verification=0Vs9yf1V6RGkuzow85OzIXKEnjpRswpDkI6RgDVspMg | ||||||
| TXT | google-site-verification=8LaIeBMwr6K8qWeaGa4CEmfPKiZDwaT38t5mIrtaroI | ||||||
| TXT | google-site-verification=VE9BWhjbPPNmbr3ZJcwn5hLTsz7c5KPt3zXdYyaSnSQ | ||||||
| TXT | google-site-verification=X0LoSQsAMzR-TK4o-ULrYAwLi_fyopfRLkm_C-4N4Ts | ||||||
| TXT | google-site-verification=anx3jpa6VKkTWRJKnglUIzm7UEn-ZCT2WqAfG7h-xOg | ||||||
| TXT | google-site-verification=mMV_EnYaB52OhMo-jbNowf8QVIKcXV3WpXreynLFFEo | ||||||
| TXT | google-site-verification=vfmYHwjzUIFPzxFcyuwEToh_1kG9wvcpGgJnB-MhQn8 | ||||||
| TXT | google-site-verification=xAGz495k8RbGclhamQx1TkZSHDxOaEd95fOjc8xpbTA | ||||||
| TXT | liveramp-site-verification=yQ2nkwhqszpGRQg_J38S60KHInPVs-dclgyNRtRrlBA | ||||||
| TXT | miro-verification=260f00146b6d2ad1bb70d6dc07a077b672badd28 | ||||||
| TXT | v=spf1 ip4:199.101.162.0/25 ip4:108.174.3.0/24 ip4:108.174.6.0/24 ip4:108.174... | ||||||
| TXT | vmware-cloud-verification-f4d7c1c7-ad66-450f-82fa-c17b9ee79459 | ||||||
| SOA | dns1.p09.nsone.nethostmaster@linkedin.com serial=1660312005 | ||||||
rank #6 globally
rank #6 in the tld
This domain "linkedin.com" is the internet address for LinkedIn, a professional networking platform that connects professionals worldwide. It's primarily used for professional networking, job searching, and sharing business-related content. The platform allows users to create profiles, connect with other professionals, join groups, post and apply for jobs, get industry insights, and much more.WOT: SAFE (91/100)
📈 Tranco rank: #17
LinkedIn is the world's largest professional networking platform, founded in 2002 and acquired by Microsoft in 2016 for $26.2 billion. With over 900 million members across 200 countries, LinkedIn has become the dominant platform for professional identity, job searching, recruiting, and business-to-business marketing.
The platform offers features including professional profiles, job listings, company pages, LinkedIn Learning (online courses), Sales Navigator, and a professional content feed. LinkedIn Premium subscriptions generate significant revenue alongside advertising and recruiting solutions. The platform is particularly valuable for B2B marketing and thought leadership.
LinkedIn's infrastructure operates as part of Microsoft's global network, with data centers across the United States, Europe, and Asia Pacific. The company pioneered many distributed systems technologies and open-sourced projects like Kafka (real-time data streaming), Samza (stream processing), and Espresso (document database). LinkedIn processes billions of queries daily across its various services.
DNS for linkedin.com is managed through Microsoft's global DNS infrastructure, with nameservers like ns1-06.azure-dns.com. The domain uses extensive email authentication records to protect members from phishing, and LinkedIn's security team actively works to take down fraudulent domains impersonating the platform.
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●MXmail-a.linkedin.com2026-03-11 → 2026-05-10 · 2 obs
● 2026-05-10 15:37:30
●MXmail-c.linkedin.com2026-03-11 → 2026-05-10 · 2 obs
● 2026-05-10 15:37:30
●MXmail-d.linkedin.com2026-03-11 → 2026-05-10 · 2 obs
● 2026-05-10 15:37:30
●MXmail.linkedin.com2026-03-11 → 2026-05-10 · 2 obs
● 2026-05-10 15:37:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net, a.gtld-servers.net... | - |
| linkedin.com | dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net, dns4.p09.nsone.net... | 1 record |
✅ Authoritative Response
Server:150.171.16.42
NS records: dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net, dns4.p09.nsone.net, ns3-42.azure-dns.org, ns4-42.azure-dns.info, ns1-42.azure-dns.com, ns2-42.azure-dns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for linkedin.com (unsigned zone)
⏱️ Timing
Total: 419ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| MX | 4 | mail-a.linkedin.com (pri: 10), mail.linkedin.com (pri: 20)... |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns1-42.azure-dns.com)
Analysis
Mail Servers
communities.linkedin.com is handled by four mail servers: mail-a.linkedin.com, mail-c.linkedin.com, mail-d.linkedin.com and mail.linkedin.com.
communities.linkedin.com shares some mail servers with other domains, including linkedin.com.mx, lynda.com, linkedin.com.au, linkedinpowerprofiles.com and linkedin.net.
Three IP numbers:
mail.linkedin.com resolves to: 108.174.0.215, 108.174.3.215 and 108.174.6.215.
Two IP numbers:
mail-a.linkedin.com resolves to: 2620:119:50c0:207::215 and 108.174.0.215.
mail-c.linkedin.com resolves to: 2620:109:c006:104::215 and 108.174.3.215.
mail-d.linkedin.com resolves to: 2620:109:c003:104::215 and 108.174.6.215.
Hosts resolving to 108.174.0.215: mail.linkedin.com and mail-a.linkedin.com.
Hosts resolving to 108.174.3.215: mail.linkedin.com and mail-c.linkedin.com.
Hosts resolving to 108.174.6.215: mail.linkedin.com and mail-d.linkedin.com.