Subdomain Discovery
nationalexpress.com
Resolving subdomains
6
Answered
72/112
Timed out
40
Scan time
1.5s
40 namestimed out — their status is unknown, not "absent".
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.