IPv4 lookup
128.103.223.128
Geolocation and network intelligence for Cambridge, US.
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- PTR reverse DNS
- Block 128.103.223.0/24
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IPv4 address opens a detail page · 3 octets open the /24 block · IPv6 opens address details.
Live lookup
128.103.223.128
sfp-128-103-223-128.harvard.edu
Cambridge, US
USCambridgesfp-128-103-223-128.harvard.eduAS1742 HARVARD-UNIV
Timezone · America/New_York
42.3651, -71.1045
Location
- Country
- US
- City
- Cambridge
- State / region
- Massachusetts
- Continent
- North America
- Postcode
- 02184
- Timezone
- America/New_York
- Coordinates
- 42.3651, -71.1045
Organization
- Name
- Harvard University
- Website
- —
ASN
- Number & name
- AS1742 HARVARD-UNIV
- Domain
- harvard.edu
Network
- Hosting
- —
- IPv4 addresses
- —
- IPv6 addresses
- —
DNS
- PTR (reverse)
- sfp-128-103-223-128.harvard.edu
Neighbors
Other addresses in the same /24 block
124128.103.223.124sfp-128-103-223-124.harvard.edu—125128.103.223.125sfp-128-103-223-125.harvard.edu—126128.103.223.126sfp-128-103-223-126.harvard.edu—127128.103.223.127sfp-128-103-223-127.harvard.edu—128128.103.223.128sfp-128-103-223-128.harvard.eduCambridge, US129128.103.223.129sfp-128-103-223-129.harvard.edu—130128.103.223.130sfp-128-103-223-130.harvard.edu—131128.103.223.131sfp-128-103-223-131.harvard.edu—132128.103.223.132sfp-128-103-223-132.harvard.edu—
View all 256 in 128.103.223.0/24