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AS33491 Comcast Cable Communications, LLC

United States COMCAST-33491 ARIN 86 IPv4 prefixes 202 IPv6 prefixes
IPv4 addresses
48,128
IPv6 /48 networks
202
RPKI
268 valid20 no ROA
Peers and downstreams
254

Holder

AS name
COMCAST-33491
Description
Comcast Cable Communications, LLC
Organisation
Comcast Cable Communications, LLC
Abuse contact
Not published
Assigned
2004-12-29
Registered
2004-12-30
Record last changed
2021-01-25 20:22 UTC
107.0.125.0/24107.0.138.0/24107.0.212.0/24107.0.216.0/24107.0.70.0/24107.0.79.0/24107.0.96.0/23107.1.102.0/23107.1.185.0/24107.1.211.0/24107.1.219.0/24107.1.253.0/24164.68.64.0/20164.68.80.0/21164.68.88.0/22164.68.92.0/23164.68.94.0/23168.102.131.0/24192.137.57.0/24198.179.255.0/24199.5.59.0/24199.5.60.0/24199.5.61.0/24199.5.63.0/24199.68.13.0/24204.152.156.0/24204.194.2.0/24204.68.241.0/24205.167.202.0/23209.153.0.0/18209.23.249.0/24209.51.81.0/2424.104.47.0/2450.201.119.0/2450.201.191.0/2450.202.73.0/2450.203.174.0/2450.203.242.0/2450.204.189.0/2450.204.23.0/2450.205.166.0/2450.205.54.0/2350.206.250.0/2450.207.233.0/2450.216.227.0/2450.216.36.0/2450.217.237.0/2450.218.78.0/2450.219.59.0/2450.219.60.0/2450.220.116.0/2450.220.130.0/2350.220.188.0/2450.220.4.0/2250.220.44.0/2450.224.140.0/2350.224.194.0/2450.224.45.0/2450.225.88.0/2450.227.239.0/2450.228.97.0/2450.229.76.0/2250.230.91.0/2450.231.119.0/2450.231.218.0/2450.231.221.0/2450.231.36.0/2450.231.52.0/2450.232.142.0/2450.232.176.0/2450.232.195.0/2450.232.93.0/2450.232.95.0/2450.233.216.0/2450.233.247.0/2450.234.141.0/2450.234.21.0/2450.235.155.0/2450.237.111.0/2450.237.112.0/2450.237.12.0/2450.237.39.0/2450.238.81.0/2450.239.160.0/2463.174.218.0/2466.240.58.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS35280 F5 Networks SARL AS35280 · FR F5 Networks SARL AS6057 Administracion Nacional de Telecomunicaciones AS6057 · UY Administracion Nacion… AS14840 BR.Digital Telecom AS14840 · BR BR.Digital Telecom AS174 AS174 AS174 AS174 AS6461 Zayo Bandwidth AS6461 · US Zayo Bandwidth AS3356 Level 3 Parent, LLC AS3356 · US Level 3 Parent, LLC AS7922 Comcast Cable Communications, LLC AS7922 · US Comcast Cable Communi… AS33491 Comcast Cable Communications, LLC AS33491 · US Comcast Cable Communi…

Network health

Grade C · 68/100
partly Prefixes covered by valid ROAs
268 of 288 announced prefixes are RPKI valid, 20 have no ROA.		 23/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
pass Announces IPv6
202 IPv6 prefixes.		 15/15
pass More than one upstream
2 upstreams seen in BGP.		 10/10
fail Working abuse contact
No abuse contact is published in the registry.		 0/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.		 10/10
fail Registry record maintained
Last changed 2021-01-25.		 0/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS33491
as-name:        COMCAST-33491
handle:         AS33491
registrant:     CCCS (Comcast Cable Communications, LLC)
last changed:   2021-01-25T15:22:28-05:00
registration:   2004-12-30T15:24:54-05:00
source:         ARIN (RDAP)