154.12.6.195
An address in Waltham, Massachusetts, United States, used by Charles River Operation, LLC, announced by Charles River Operation (AS64249). It's hosting space, an SSH server on port 22, and a web server on ports 80 and 443.
Summary
Geolocation
Where the address is, and what that place uses.
- City
- Waltham
- Region
- Massachusetts
- Postal code
- 02453
- Country
- United States
- Continent
- North America
- Coordinates
- 42.3765, -71.2356
- Timezone
- America/New_York
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- Charles River Operation, LLC
- Domain
- endoffice.com
- Type
- Business
- Registered in
- United States
- AS number
- AS64249
- Name
- Charles River Operation
- Prefix
- 154.12.6.0/24
- RPKI
- Not found
- Type
- Business
- Domain
- endoffice.com
- Registered in
- United States
- Name
- Charles River Operation, LLC
- Network name
- NET4-9A0C060018
- Organization
- RW-cogent-c3778fa5ef55b635
- Registry
- RWhois
- Country
- US
- Id
- NET4-9A0C060018
- Name
- Charles River Operation, LLC
- Source
- COGENT
- Name
- Cogent Abuse
- abuse@cogentco.com
- Address
- 300 5TH AVENUE, WALTHAM, MA, 02451
- Network
- 154.12.0.0-154.12.255.255
Anonymity
Whether the address hides someone else: a VPN, Tor, a relay, a proxy pool, or a hosting range.
Network
What kind of network it is on: a mobile carrier, a satellite operator, an anycast service, a CDN edge.
Services
What our own internet-wide measurement found listening on it.
- Port
- 22
- Banner
- SSH-2.0-OpenSSH_7.4
- Host key
- SHA256:b0a26e2e8fdd9fee47328ff51acc1517596fadc1ab67a3b02e901880f0cf5e22
- Handshake
- Completed
- First seen
- 2026-07-29
- Last seen
- 2026-10-24
- 80 status
- 302
- 80 redirect
- https://154.12.6.195/start.html
- 80 title
- Moved Temporarily
- 80 seen
- 2026-07-31 to 2026-10-19
- 443 status
- 302
- 443 redirect
- https://154.12.6.195/start.html
- 443 title
- Moved Temporarily
- 443 TLS
- TLSv1.2
- 443 certificate
- idrac-7TG6P22 · Dell Inc.
- 443 issuer
- C=US, ST=Texas, L=Round Rock, O=Dell Inc., OU=Remote Access Group, CN=idrac-7TG6P22, emailAddress=support@dell.com
- 443 browser-trusted
- No
- 443 seen
- 2026-07-30 to 2026-10-17
Test the real build first.
An evaluation license puts a full current build in your hands, with no sampling, so you can measure it against your own traffic before anyone talks about terms.