linkedin.com
linkedin.com is registered with MarkMonitor Inc. since November 2, 2002 (24.0 years). The registration expires on November 2, 2027. Its email security grade is B. Its SSL certificate is issued by DigiCert Inc and is valid for 164 more days.
- Domain age
- 24.0 yrs
- Technologies
- —
- Email security
- B
- SSL days left
- 164
Registration
| Registrar | MarkMonitor Inc. |
|---|---|
| IANA ID | 292 |
| Registered | November 2, 2002 |
| Expires | November 2, 2027 |
| Updated | October 1, 2026 |
| Status | client delete prohibited, client transfer prohibited, client update prohibited, server delete prohibited, server transfer prohibited, server update prohibited |
| Name servers | dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net, dns4.p09.nsone.net, ns1-42.azure-dns.com, ns2-42.azure-dns.net, ns3-42.azure-dns.org, ns4-42.azure-dns.info |
| DNSSEC | Not signed |
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 130.211.32.14 | 206 |
| MX | mail-1.linkedin.com 10 | 3600 |
| MX | mail-2.linkedin.com 10 | 3600 |
| MX | mail-3.linkedin.com 10 | 3600 |
| NS | dns1.p09.nsone.net | 80357 |
| NS | dns2.p09.nsone.net | 80357 |
| NS | dns3.p09.nsone.net | 80357 |
| NS | dns4.p09.nsone.net | 80357 |
| NS | ns1-42.azure-dns.com | 80357 |
| NS | ns2-42.azure-dns.net | 80357 |
| NS | ns3-42.azure-dns.org | 80357 |
| NS | ns4-42.azure-dns.info | 80357 |
| CAA | contactemail 0 [email protected] | 3600 |
| CAA | contactemail 0 [email protected] | 3600 |
| TXT | 448e0dc03e935ecf66d81f1ce3c26b2f2fea13756c031ffc4be91749107f3a79 | 76791 |
| TXT | AFDVALIDATION=LinkedIn | 76791 |
| TXT | _cthqqp5zj8g86qf3h97heqitg2zc32b | 76791 |
| TXT | apple-domain-verification=Hp7LihDNsREwfHX9 | 76791 |
| TXT | atlassian-domain-verification=dDed2VFvlDajBX8X22w52Jx/W/YLHR81SxUuraa9zNdz4aLjDS/RpfN11w2bxpRc | 76791 |
| TXT | atlassian-domain-verification=juKdSE4GGphSmzPkhmnRJUNIn0ALdb0vsP7VSPM8TmTP7WgbgUQPLFdNicP7bF58 | 76791 |
| TXT | atlassian-sending-domain-verification=3bdb0597-814d-4e10-a552-5cf78f92ab3c | 76791 |
| TXT | bf5fl8sny79w4c70jxp6cp3crkqtr7qk | 76791 |
| TXT | bluebeam-verification=02px6k8snlrzd6gx3b3oqkeatbzawd | 76791 |
| TXT | docusign=11f01284-dffc-40f9-8d56-57e5261ede3f | 76791 |
| TXT | elevenlabs=hRLt8nemUjAWJSL_xhBIsKFyK4yYV089AvwkOB0cxYY | 76791 |
| TXT | google-site-verification=0Vs9yf1V6RGkuzow85OzIXKEnjpRswpDkI6RgDVspMg | 76791 |
| AAAA | 2600:1901:0:d5ad:: | 300 |
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, DigiCert Global G2 TLS RSA SHA256 2020 CA1, DigiCert Inc |
| Expires | April 23, 2027 |
| Days remaining | 164 |
| Protocol | TLSv1.3 |
| Names | linkedin.com |
Email security
- warnDKIM key found (selector: google) but it is only 1024 bits; 2048 is recommended.
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- goodSPF record found.
- goodSPF ends with ~all: servers you have not listed are marked as suspicious (soft fail).
- goodDMARC policy is reject: mail that fails authentication is blocked.
- goodDMARC aggregate reports are sent to mailto:[email protected], mailto:[email protected].
- good3 MX record(s) found.
- goodTLS-RPT is set up: you receive reports about failed encrypted deliveries.
- goodBIMI record found: supporting inboxes can show your brand logo.
About linkedin.com
Who is the registrar of linkedin.com?
linkedin.com is registered with MarkMonitor Inc. (IANA ID 292).
When does linkedin.com expire?
The current registration of linkedin.com expires on November 2, 2027. It was first registered on November 2, 2002.
Does linkedin.com protect its email with SPF and DMARC?
linkedin.com scores 87/100 (grade B) for email security. DKIM key found (selector: google) but it is only 1024 bits; 2048 is recommended. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
What are the name servers of linkedin.com?
linkedin.com uses dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net, dns4.p09.nsone.net, ns1-42.azure-dns.com, ns2-42.azure-dns.net, ns3-42.azure-dns.org, ns4-42.azure-dns.info.