(assets) of:
BerkeleyLUG

Domain: berkeleylug.com
registrant/owner: Jack Deslippe
DNS (authority, as of 2018-11-12):
$ dig @g.gtld-servers.net. +noall +authority berkeleylug.com. NS  
berkeleylug.com.        172800  IN      NS      ns-cloud-a1.googledomains.com.
berkeleylug.com.        172800  IN      NS      ns-cloud-a2.googledomains.com.
berkeleylug.com.        172800  IN      NS      ns-cloud-a3.googledomains.com.
berkeleylug.com.        172800  IN      NS      ns-cloud-a4.googledomains.com.
$ 
Looks like that DNS is Google hosted.

IRC: freenode.net:6697 #berkeleylug ChanServ: grantbow (Grant Bowman)

web site managed via: http://berkeleylug.wordpress.com/
Looks like the WordPress.com hosting is likely presently the $4.00/month billed yearly plan, notably includes:
custom domain
Remove WordPress.com Ads
Whereas the free tier doesn't include those "features"
See: https://wordpress.com/pricing/
export/import, see: https://move.wordpress.com/exportimport-content/

"List" / Google Group: https://groups.google.com/forum/#!forum/berkeleylug
Owners: Jack Deslippe, admin@berkeleylug.com
Managers: Grant Bowman, Michael Paoli

@berkeleylug.com email 8-O
$ dig +noall +answer +nottl berkeleylug.com. MX
berkeleylug.com.        IN      MX      10 aspmx.l.google.com.
berkeleylug.com.        IN      MX      20 alt1.aspmx.l.google.com.
berkeleylug.com.        IN      MX      30 alt2.aspmx.l.google.com.
berkeleylug.com.        IN      MX      50 aspmx3.googlemail.com.
berkeleylug.com.        IN      MX      40 aspmx2.googlemail.com.
$ 

BerkeleyLUG calendar on Google calendars:
https://calendar.google.com/calendar/embed?src=0eeqsdloeuvb2vbc2k0gk3ij9s%40group.calendar.google.com&ctz=America%2FLos_Angeles
Acccess: Make changes and manage sharing:
Jack Deslippe
Michael Paoli
Grant Bowman
Not that this calendar mostly only exists for historical purposes, and has mostly been superseded by:
SF Bay Area Open Source/Linux Events https://calendar.google.com/calendar/embed?src=caj9iea2ol69b7n2uqdek4ocso%40group.calendar.google.com&ctz=America%2FLos_Angeles
Which Michael Paoli (and many other folks) have access to Make changes to events.

Fosstodon instance on Mastodon
https://fosstodon.org/@berkeleylug
Creator and owner: Aaron Cohen

Twitter(?):
https://twitter.com/berkeleylug
https://berkeleylug.com/2013/08/23/wordpress/#comment-1884
(likely Grant Bowman has access/control on the Twitter bits)

Facebook (Jack and/or Grant)