Distribution
Passive internet information
Domain Footprint
Explore publicly known hostnames associated with an internet domain.
Observed names
footprint
Footprint overview
What the passive dataset contains
Summary metrics describe the returned names only. They do not test whether any host is active.
Name patterns
Category summary
Categories are based only on hostname words and do not indicate risk.
Visual analysis
Patterns across the hostname set
Charts are calculated locally in your browser from the passive records returned for this search.
Hierarchy
Label depth
Observation age
Age bands
Name shape
Hostname length
Repeated labels
Common leftmost labels
Quick review
Notable hostnames
A short category based selection for easier inspection. These are not findings or severity labels.
First observed
Timeline
Counts use provider supplied first seen dates. Missing dates are excluded.
Explore results
Hostnames
No hostnames match the current filters.