astro.caltech.edu.

Last scanned: 29 Jun 2026 at 16:12 UTC

Associated IPs (1):

131.215.198.54

Domain Hierarchy

Parent: caltech.edu.
Direct Subdomains (7):
calendars.astro.caltech.edu. imap-server.astro.caltech.edu. mrbs.astro.caltech.edu. sites.astro.caltech.edu. smtp-server.astro.caltech.edu. utils.astro.caltech.edu. wikis.astro.caltech.edu.

Open Ports (10)

21/ftp 22/ssh 80/http 427/svrloc 443/https 514/shell 2000/cisco-sccp 5060/sip 5666/nrpe 9000/cslistener
Detailed Open Ports
Port Protocol State Service Product Banner / Title
21 tcp open ftp — 220 Welcome to the Caltech Astronomy FTP service.
22 tcp open ssh — SSH-2.0-OpenSSH_7.4
80 tcp open http — Did not follow redirect to https://www.astro.caltech.edu/
427 udp open svrloc — —
427 tcp open svrloc — —
443 tcp open https — Taking to www.astro.caltech.edu
514 tcp open shell — —
2000 tcp open cisco-sccp — —
5060 tcp open sip — —
5666 tcp open nrpe — —
9000 tcp open cslistener — —