Data as of Nov 9, 2026

131.167.0.0/16

No anonymizer space · no proxy exits in 30 days

Battelle Memorial Institute

Announcement
this exact prefix
No RPKI
Announced by
Type
Business
>99% of it

Operators, sellers and brokers

Privacy relays

NameParentIn 131.167.0.0/16/24s
Cloudflare WARPCloudflare
300.05%
1

Announcements

More specific

Announcements inside

PrefixOriginTypeOperatorHolderRPKI
131.167.250.0/24
since Apr 2026
AS32513BusinessBattelle Memorial Institute
131.167.251.0/24
since Apr 2026
AS32513BusinessBattelle Memorial Institute
131.167.252.0/24
since Jul 2017
AS32513BusinessBattelle Memorial Institute
131.167.255.0/24
since Oct 2025
AS13335HostingPrivacy relaysoperated by Cloudflare WARPBattelle Memorial Institute

Composition

The types across the prefix's announced space, by addresses.

Announced space

Address share

Announced space

Types across the prefix

65,536 addresses
TypeAddressesShareRanges
Business65,280>99%5
Hosting2260.34%2
Privacy relay300.05%5

Network & registry

Routing timeline

Who has announced this prefix

Summary

Routing history

Pattern
Stable
First seen
May 2005
Current origin since
May 2005 · 22 yr
Origin networks
1