ResearchRouting table, RPKI, IRR & looking glass

AS19115 Charter Communications LLC

AS19115 (CHARTER-19115-DC) is registered to Charter Communications LLC in US. It originates 57 prefixes in the global routing table.

35
IPv4 prefixes
22
IPv6 prefixes
36,864
IPv4 addresses
94%
RPKI valid
Registration

Who holds AS19115

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

AS number
AS19115
Handle
CHARTER-19115-DC
Organization
Charter Communications LLC
Country
US
ASPA
None published
Routing

What AS19115 announces

Prefixes originated by AS19115 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
35
IPv6 prefixes
22
IPv4 addresses
36,864 (144 /24s)
RPKI valid
54 94%
RPKI invalid
2
RPKI not found
1
ROAs naming AS19115
71
With an IRR route object
10 17%
Prefixes

Announced prefixes

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

IPv4 (35)
16.14.240.0/2124.169.164.0/2324.169.187.0/2424.174.92.0/2224.174.204.0/2224.196.242.0/2424.216.138.0/2424.242.188.0/2247.3.16.0/2066.53.4.0/2366.56.248.0/2275.114.94.0/2375.128.236.0/2498.8.2.0/2498.8.4.0/2498.8.12.0/2398.8.16.0/2298.8.28.0/2398.8.30.0/2498.8.31.0/2498.8.32.0/2298.8.36.0/2398.8.38.0/2498.8.39.0/2498.8.54.0/2398.8.192.0/2098.8.208.0/2098.9.0.0/2098.145.32.0/22107.8.40.0/23107.9.124.0/23170.151.0.0/22170.151.4.0/22170.151.12.0/22170.151.16.0/22
IPv6 (22)
2600:6c7f:9111::/482600:6c7f:9140::/442600:6c7f:9180::/442600:6c7f:91b0::/442600:6c7f:91f0::/442600:6c7f:9270::/442600:6c7f:9280::/442600:6c7f:9300::/442600:6c7f:9370::/442600:6c7f:9390::/442600:6c7f:93a0::/442600:6c7f:93b0::/442600:6c7f:93d0::/442600:6c7f:93e0::/442600:6c7f:93f0::/442600:6c7f:9480::/442600:6c7f:94d0::/442603:807e:200::/402603:90fb::/442603:90fb:20::/442603:90fb:30::/442603:90fb:40::/44

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS19115 is reached through

The AS just before AS19115 in the paths our looking glass collectors hold, for 57 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS33363 BHN-33363 18AS20115 CHARTER-20115 14AS11427 TWC-11427-TEXAS 9AS11426 TWC-11426-CAROLINAS 7AS20001 TWC-20001-PACWEST 4AS33588 BRESNAN-33588 2AS10796 TWC-10796-MIDWEST 1
IRR

Routing registry objects

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

Sourceas-nameMaintained by
ARINCharter-Communications-CHARTER-19115-DCMNT-CC04

Route objects with origin AS19115: LEVEL3 355 · ARIN 12

as-sets that list AS19115 (14)
AS-13986AS-18474AS-CHTR-BBAS-CHTR-CC-3517AS-CHTR-CC-3518AS-CHTR-CC-4423AS-CHTR-CC04AS-COMPUTEARIZONAAS-COMPUTEAZAS-HURRICANEAS-HURRICANEV6AS-LEVEL3-ORIGINS-NAAS-RR-SYNCAS37164:AS-ALL
Tools

Check AS19115 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup