r1.res.office365.com

Last scanned: 23 May 2026 at 18:21 UTC

Associated IPs (5):

23.213.43.205 23.61.202.101 23.213.43.199 2600:1413:5000:13::1737:27cb 2600:1413:5000:13::1737:27c3

Domain Hierarchy

Parent: res.office365.com
Historically Associated IPs
23.75.23.104 23.75.23.218

Open Ports (2)

80/http 443/https
Detailed Open Ports
Port Protocol State Service Product Banner / Title
80 tcp open http — Site doesn't have a title.
443 tcp open https — —