AS18438 Brown Brothers Harriman & Company

Updated 21.10.2026 17:49 UTC

United States 20 IPv4 0 IPv6 7 Neighbors 7 Upstreams 0 Downstreams 0 Peering

AS Info

3 ROA

Valid 3 Invalid 0 No ROA 17

PeeringDB RIPEstat bgp.tools Hurricane Electric IRR Explorer JSON API

Neighbors as seen from AS208972, thicker lines carry more routes. UpstreamsAS18438Downstreams

#	AS	Name	Relation	Routes
1	AS55002	Defense.Net	Upstream	11
2	AS54004	Cablevision Lightpath LLC	Upstream	4
3	AS46887	Crown Castle	Upstream	2
4	AS3356	Lumen AS3356	Upstream	2
5	AS174	Cogent Communications, Inc.	Upstream	2
6	AS8220	Colt	Upstream	1
7	AS2516	KDDI	Upstream	1

None seen in the routing table.

#	AS	Name	Relation	Routes
1	AS55002	Defense.Net	Upstream	11
2	AS54004	Cablevision Lightpath LLC	Upstream	4
3	AS46887	Crown Castle	Upstream	2
4	AS3356	Lumen AS3356	Upstream	2
5	AS174	Cogent Communications, Inc.	Upstream	2
6	AS8220	Colt	Upstream	1
7	AS2516	KDDI	Upstream	1

Prefix	Location	RPKI	Paths
192.200.1.0/24		No ROA	1
192.200.2.0/24		No ROA	1
192.200.3.0/24		No ROA	1
192.200.4.0/24		RPKI valid	1
192.200.5.0/24		No ROA	1
192.200.6.0/24		No ROA	1
192.200.7.0/24		No ROA	1
192.200.8.0/24		No ROA	1
204.136.16.0/24	Hillside	No ROA	1
204.136.19.0/24	Krakow	No ROA	1
204.136.20.0/24	Tokyo	No ROA	1
204.136.23.0/24	London	No ROA	1
204.136.24.0/24	New York	No ROA	1
204.136.25.0/24	New York	No ROA	1
204.136.26.0/24	New York	No ROA	1
204.136.27.0/24	New York	No ROA	1
204.136.28.0/24	New York	RPKI valid	4
204.136.29.0/24	New York	No ROA	1
204.136.30.0/24	New York	RPKI valid	1
204.136.31.0/24	Krakow	No ROA	1

No prefixes announced.