ResearchRouting table, RPKI, IRR & looking glass

AS12261 DTC Communications, Inc.

AS12261 (DEKALB) is registered to DTC Communications, Inc. in US. It originates 30 prefixes in the global routing table.

29
IPv4 prefixes
1
IPv6 prefixes
15,872
IPv4 addresses
100%
RPKI valid

Who holds AS12261

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

AS number
AS12261
Handle
DEKALB
Organization
DTC Communications, Inc.
Country
US
ASPA
None published

What AS12261 announces

Prefixes originated by AS12261 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
29
IPv6 prefixes
1
IPv4 addresses
15,872 (62 /24s)
RPKI valid
30 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS12261
15
With an IRR route object
11 36%

Who AS12261 is reached through

The AS just before AS12261 in the paths our looking glass collectors hold, for 30 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
ARINDTC-AS-NUMMNT-DTC-36
RADBDTC-COMMUNICATIONSMAINT-AS11758

Route objects with origin AS12261: RADB 25 · LEVEL3 18 · ALTDB 12 · ARIN 6

as-sets that list AS12261 (17)