154.45.251.182
An address in Tokyo, Japan, used by Cogent Communications, LLC, announced by Limestone Networks, Inc. (AS46475). It's hosting space of Limestone Networks and a web server on ports 80 and 443.
Summary
Geolocation
Where the address is, and what that place uses.
- City
- Tokyo
- Region
- Tokyo
- Postal code
- 100-0001
- Country
- Japan
- Continent
- Asia
- Coordinates
- 35.6895, 139.6917
- Timezone
- Asia/Tokyo
Ownership
Who holds the address: the AS announcing it, the registry record, the abuse contact and its name in DNS.
- Company
- Cogent Communications, LLC
- Domain
- cogentco.com
- Type
- ISP
- Registered in
- United States
- AS number
- AS46475
- Name
- Limestone Networks, Inc.
- Prefix
- 154.45.251.0/24
- RPKI
- Not found
- Type
- Hosting
- Domain
- limestonenetworks.com
- Registered in
- United States
- Name
- Private Customer
- Network name
- LSN-DLLSTX-1
- Organization
- C11745305
- Status
- reassignment
- Registry
- ARIN
- Domain
- lstn.net
- Name
- Abuse
- Phone
- +1-214-586-0555
- Address
- 400 S. Akard Street, Suite 200, Dallas, TX, 75202
- Network
- 154.45.251.0-154.45.251.255
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.
- 80 status
- 200
- 80 server
- Apache/2.4.58 (Ubuntu)
- 80 title
- Apache2 Ubuntu Default Page: It works
- 80 seen
- 2026-10-28 to 2026-10-31
- 443 status
- 200
- 443 server
- Apache/2.4.58 (Ubuntu)
- 443 title
- Apache2 Ubuntu Default Page: It works
- 443 TLS
- TLSv1.3
- 443 certificate
- gl3-tyo16-ln.qnzr.net
- 443 issuer
- C=US, O=Let's Encrypt, CN=YE1
- 443 browser-trusted
- Yes
- 443 seen
- 2026-10-23 to 2026-11-05
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.