Subdomain Discovery
optonline.net
Resolving subdomains
21
Answered
90/112
Timed out
22
Scan time
1.5s
22 names timed out — their status is unknown, not "absent".
| Subdomain | Report |
|---|---|
| autodiscover | View → |
| beta | View → |
| dev | View → |
| images | View → |
| View → | |
| maps | View → |
| news | View → |
| pop | View → |
| preview | View → |
| qa | View → |
| sandbox | View → |
| stage | View → |
| staging | View → |
| static | View → |
| status | View → |
| test | View → |
| video | View → |
| videos | View → |
| webmail | View → |
| www | View → |
| www2 | View → |
We probe 112 common subdomain names via DNS — a guess list, not an inventory; names that time out are reported as unknown rather than absent. For a full certificate-transparency-based inventory, see crt.sh.