Yes — linkedin.com has IPv6.

Has both IPv4 (A) and IPv6 (AAAA) addresses.

This is a saved measurement from 2026-10-30 17:16 UTC. Check linkedin.com live now

IPv6 readiness

Website, mail and DNS all work over IPv6.

Website over IPv6 linkedin.com has an AAAA record and answers on it. ✓ 2600:1901:0:d5ad:: answers · 443	yes
www over IPv6 www.linkedin.com has 2 IPv6 addresses and answers on every one we tested. ✓ 2a06:98c1:310b::ac40:92d7 answers · 443✓ 2a06:98c1:3109::6812:2929 answers · 443	yes
Mail servers (MX) have IPv6 Every mail server has an AAAA record. mail-1.linkedin.com ✓mail-2.linkedin.com ✓mail-3.linkedin.com ✓	yes
Nameservers have IPv6 4 of 8 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up. 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 ✗	yes

HTTPS over IPv6 · not part of the grade yet
Loads over IPv6 with a valid certificate: HTTP 200.

https://linkedin.com/ via 2600:1901:0:d5ad:: → 200

works

Nothing keeping you from an A

Nothing to fix
Show it off: add the badge to your README.
[![IPv6](https://aaaa.bot/badge/linkedin.com.svg)](https://aaaa.bot/linkedin.com)

Check again

linkedin.com Has IPv6

A (IPv4)	130.211.32.14
AAAA (IPv6)	2600:1901:0:d5ad::

www.linkedin.com Has IPv6

Alias of	www.es.lnkdns.net → www.linkedin.com.cdn.cloudflare.net
A (IPv4)	104.18.41.41 172.64.146.215
AAAA (IPv6)	2a06:98c1:310b::ac40:92d7 2a06:98c1:3109::6812:2929

Browsers on dual-stack networks will usually pick IPv6 here (the "Happy Eyeballs" algorithm races both and prefers v6).

Copy the evidence — a citation-ready record of this measurement

IPv6 measurement: linkedin.com
Measured 2026-10-30 17:16:40 UTC by aaaa.bot (one server on Fly.io, region iad)

A (IPv4):    130.211.32.14
AAAA (IPv6): 2600:1901:0:d5ad::
www AAAA:    2a06:98c1:310b::ac40:92d7, 2a06:98c1:3109::6812:2929

Readiness grade A: Website, mail and DNS all work over IPv6.
- Website over IPv6: linkedin.com has an AAAA record and answers on it.
    2600:1901:0:d5ad::: answers (TCP 443)
- www over IPv6: www.linkedin.com has 2 IPv6 addresses and answers on every one we tested.
    2a06:98c1:310b::ac40:92d7: answers (TCP 443)
    2a06:98c1:3109::6812:2929: answers (TCP 443)
- Mail servers (MX) have IPv6: Every mail server has an AAAA record.
- Nameservers have IPv6: 4 of 8 nameservers checked have an AAAA record, so IPv6-only resolvers can look the domain up.

Reachability = a TCP connection opened on port 443 (or 80).

HTTPS over IPv6 (not graded): Loads over IPv6 with a valid certificate: HTTP 200.
    https://linkedin.com/ via 2600:1901:0:d5ad:: -> HTTP 200, certificate: valid
DNS answers via DNS-over-HTTPS (Cloudflare). Method: https://aaaa.bot/method
Permanent link: https://aaaa.bot/r/VBkZfZRR-p

Permanent link: aaaa.bot/r/VBkZfZRR-p · How we measure

Checked 2026-10-30 17:16:40 UTC. Full DNS report: dns.pizza/domain/linkedin.com · JSON: /api/v1/linkedin.com