IPv4 lookup
128.91.204.127
fetch failed
- Live API lookup
- PTR reverse DNS
- Block 128.91.204.0/24
- Map & neighbors
Jump to an IP or range
IPv4 address opens a detail page · 3 octets open the /24 block · IPv6 opens address details.
Live lookup
128.91.204.127
available.pmacs.upenn.edu
fetch failed
No coordinates for this address
Neighbors
Other addresses in the same /24 block
123128.91.204.123hp11.cceb.med.upenn.edu—124128.91.204.124available.pmacs.upenn.edu—125128.91.204.125vpn-nat1.pmacs.upenn.edu—126128.91.204.126vpn-nat2.pmacs.upenn.edu—127128.91.204.127available.pmacs.upenn.edu—128128.91.204.128bo6.cceb.med.upenn.edu—129128.91.204.129crcuhelp-wafx.pmacs.upenn.edu—130128.91.204.130available.pmacs.upenn.edu—131128.91.204.131available.pmacs.upenn.edu—
View all 256 in 128.91.204.0/24