lnkd.in
lnkd.in is registered with MarkMonitor Inc. since April 10, 2009 (17.6 years). The registration expires on April 10, 2027. Its email security grade is B. Its SSL certificate is issued by DigiCert Inc and is valid for 105 more days.
- Domain age
- 17.6 yrs
- Technologies
- —
- Email security
- B
- SSL days left
- 105
Registration
| Registrar | MarkMonitor Inc. |
|---|---|
| IANA ID | 292 |
| Registered | April 10, 2009 |
| Expires | April 10, 2027 |
| Updated | March 13, 2026 |
| Status | client update prohibited, client transfer prohibited, client delete 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 |
| Registrant | LinkedIn Corporation, US |
DNS records
| Type | Value | TTL |
|---|---|---|
| A | 130.211.32.14 | 236 |
| MX | mail-2.linkedin.com 10 | 3600 |
| MX | mail-3.linkedin.com 10 | 3600 |
| NS | dns1.p09.nsone.net | 76561 |
| NS | dns2.p09.nsone.net | 76561 |
| NS | dns3.p09.nsone.net | 76561 |
| NS | dns4.p09.nsone.net | 76561 |
| NS | ns1-42.azure-dns.com | 76561 |
| NS | ns2-42.azure-dns.net | 76561 |
| NS | ns3-42.azure-dns.org | 76561 |
| NS | ns4-42.azure-dns.info | 76561 |
| CAA | contactemail 0 [email protected] | 3600 |
| TXT | 1rnz0xkbmgwm1km8jg4802414n8ffv6q | 86400 |
| TXT | 56knd6gkhl82315qt77qgvmtwb149hhz | 86400 |
| TXT | AFDVALIDATION=LinkedIn | 86400 |
| TXT | CM-94033 | 86400 |
| TXT | _5z562799n5du0lh7df5w00s6cviuy4a | 86400 |
| TXT | _qudegu7ve2p7h2g31ajv487ixwhf0vd | 86400 |
| TXT | _wwbw1h78de5e0kgs9cq26eurbu67yov | 86400 |
| TXT | v=spf1 -all | 86400 |
| AAAA | 2600:1901:0:d5ad:: | 66 |
SSL certificate
| Valid | Valid |
|---|---|
| Issuer | US, DigiCert Global G2 TLS RSA SHA256 2020 CA1, DigiCert Inc |
| Expires | February 23, 2027 |
| Days remaining | 105 |
| Protocol | TLSv1.3 |
| Names | www.linkedin.com, linkedin.com, rum5.perf.linkedin.com, exp4.www.linkedin.com, exp3.www.linkedin.com, exp2.www.linkedin.com, exp1.www.linkedin.com, rum2.perf.linkedin.com, rum4.perf.linkedin.com, rum6.perf.linkedin.com, rum17.perf.linkedin.com, rum8.perf.linkedin.com |
Email security
- warnNo MTA-STS: mail sent to you can be downgraded to an unencrypted connection.
- warnNo TLS-RPT record, so you won't hear about failed encrypted deliveries.
- goodSPF record found.
- goodSPF ends with -all: servers you have not listed are rejected (hard fail).
- goodDMARC policy is reject: mail that fails authentication is blocked.
- goodDMARC aggregate reports are sent to mailto:[email protected].
- goodSPF says this domain sends no email, so DKIM signing is not needed.
- good2 MX record(s) found.
About lnkd.in
Who is the registrar of lnkd.in?
lnkd.in is registered with MarkMonitor Inc. (IANA ID 292).
When does lnkd.in expire?
The current registration of lnkd.in expires on April 10, 2027. It was first registered on April 10, 2009.
Does lnkd.in protect its email with SPF and DMARC?
lnkd.in scores 87/100 (grade B) for email security. No MTA-STS: mail sent to you can be downgraded to an unencrypted connection. No TLS-RPT record, so you won't hear about failed encrypted deliveries.
What are the name servers of lnkd.in?
lnkd.in 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.