ResearchRouting table, RPKI, IRR & looking glass

AS211739 Dow Jones & Company, Inc.

AS211739 (NewsTech-EMEA) is registered to Dow Jones & Company, Inc. in US. It originates 5 prefixes in the global routing table.

5
IPv4 prefixes
0
IPv6 prefixes
1,280
IPv4 addresses
0%
RPKI valid

Who holds AS211739

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS211739
Handle
NewsTech-EMEA
Organization
Dow Jones & Company, Inc.
Country
US
ASPA
None published

What AS211739 announces

Prefixes originated by AS211739 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
5
IPv6 prefixes
0
IPv4 addresses
1,280 (5 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
5
ROAs naming AS211739
0
With an IRR route object
1 20%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (5)

RPKI valid   RPKI invalid   no ROA covers it

Who AS211739 is reached through

The AS just before AS211739 in the paths our looking glass collectors hold, for 5 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.

Sourceas-nameMaintained by
RIPENewsTech-EMEARIPE-NCC-END-MNT, DOWJONES-MNT

Route objects with origin AS211739: RIPE 1

as-sets that list AS211739 (2)