*dc0.p.b* has been gone for a while now. All the current domain controllers use LDAPS certificates signed by Let's Encrypt and include the *pyrocufflink.blue* name, so we can now use the apex domain A record to connect to the directory.
*dc0.p.b* has been gone for a while now. All the current domain controllers use LDAPS certificates signed by Let's Encrypt and include the *pyrocufflink.blue* name, so we can now use the apex domain A record to connect to the directory.