ResearchRouting table, RPKI, IRR & looking glass

AS10838 Charter Communications Inc

AS10838 (OCEANIC-INTERNET-RR) is registered to Charter Communications Inc in US. It originates 53 prefixes in the global routing table.

47
IPv4 prefixes
6
IPv6 prefixes
167,680
IPv4 addresses
98%
RPKI valid
Registration

Who holds AS10838

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

AS number
AS10838
Handle
OCEANIC-INTERNET-RR
Organization
Charter Communications Inc
Country
US
ASPA
None published
Routing

What AS10838 announces

Prefixes originated by AS10838 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
47
IPv6 prefixes
6
IPv4 addresses
167,680 (655 /24s)
RPKI valid
52 98%
RPKI invalid
1
RPKI not found
0
ROAs naming AS10838
59
With an IRR route object
44 83%
Prefixes

Announced prefixes

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

IPv4 (47)
24.123.118.0/2324.160.40.0/2147.231.112.0/2147.231.140.0/2247.231.150.0/2347.231.152.0/2164.183.135.0/2464.183.136.0/2264.183.142.0/2364.183.146.0/2364.183.150.0/2365.28.213.0/2465.28.215.0/2465.28.216.0/2266.27.0.0/1967.52.218.0/2369.76.0.0/2069.76.16.0/2172.129.42.0/2374.87.135.0/2474.87.140.0/2274.87.188.0/2274.87.220.0/2374.87.232.0/2274.87.242.0/2475.87.240.0/2076.89.52.0/2476.89.54.0/2376.178.16.0/2076.178.88.0/2176.178.128.0/1976.178.160.0/1998.145.64.0/1898.145.100.0/2298.145.104.0/2198.145.124.0/2498.145.125.0/2498.145.128.0/1998.145.160.0/1998.146.0.0/1698.157.176.0/2298.157.180.0/22150.224.176.0/24168.148.248.0/22173.197.176.0/20173.197.240.0/21192.61.232.0/23
IPv6 (6)
2600:5c00::/362602:107:6010::/442603:90b9::/322603:90d8::/302605:e000:1b00::/402606:6000:4000::/36

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS10838 is reached through

The AS just before AS10838 in the paths our looking glass collectors hold, for 53 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS7843 TWC-7843-BB 52
IRR

Routing registry objects

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

Sourceas-nameMaintained by
ARINCharter-Communications-OCEANIC-INTERNET-RRMNT-CC-3517
RADBRoadRunnerMAINT-RR

Route objects with origin AS10838: RADB 51 · ARIN 8 · LEVEL3 4

as-sets that list AS10838 (9)
AS-CHTR-BBAS-CHTR-CC-3517AS-CHTR-CC-3518AS-CHTR-CC-4423AS-CHTR-CC04AS-HURRICANEAS-HURRICANEV6AS-LEVEL3-ORIGINS-NAAS-RR-RES
Tools

Check AS10838 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup