AS23764 CTGNet

Hong Kong SAR China APNIC 181 IPv4 prefixes 29 IPv6 prefixes
IPv4 addresses
50,432
IPv6 /48 networks
29
RPKI
199 valid11 no ROA
Peers and downstreams
552

Holder

AS name
CTGNet
Description
CTGNet China Telecom Global Limited
Organisation
China Telecom Global Limited
Abuse contact
Not published
Assigned
2020-06-11
102.217.164.0/24102.217.166.0/24102.217.167.0/24121.59.100.0/24121.59.106.0/24121.59.109.0/24121.59.120.0/24121.59.122.0/24121.59.124.0/24121.59.140.0/24121.59.38.0/24125.93.27.0/24131.221.80.0/24131.221.81.0/24131.221.82.0/24131.221.83.0/24139.189.127.0/24145.14.64.0/24145.14.69.0/24145.14.79.0/24145.14.92.0/24147.78.133.0/24147.78.135.0/24154.209.21.0/24154.209.23.0/24154.72.40.0/24154.72.41.0/24154.72.42.0/24154.72.43.0/24154.72.45.0/24154.72.46.0/24156.238.20.0/24156.242.4.0/24156.242.8.0/24183.91.51.0/24183.91.63.0/24185.75.172.0/24202.55.14.0/24202.55.15.0/24202.55.16.0/24202.55.17.0/24202.55.2.0/24202.55.3.0/24202.55.30.0/24202.55.5.0/24202.55.6.0/24202.55.7.0/24202.55.8.0/21203.100.52.0/24203.100.54.0/24203.119.120.0/24203.119.124.0/24203.119.125.0/24203.12.200.0/24203.12.201.0/24203.12.202.0/24203.12.203.0/24203.12.204.0/24203.12.205.0/24203.128.224.0/24203.128.229.0/24203.128.230.0/24203.129.9.0/24203.14.188.0/24203.14.189.0/24203.14.190.0/24203.14.191.0/24203.144.101.0/24203.144.103.0/24203.144.104.0/24203.144.105.0/24203.15.113.0/24203.15.116.0/24203.15.117.0/24203.15.118.0/24203.19.32.0/22203.19.37.0/24203.19.38.0/24203.195.115.0/24203.196.10.0/24203.196.11.0/24203.196.12.0/24203.196.13.0/24203.196.14.0/24203.196.15.0/24203.196.8.0/24203.196.9.0/24203.20.136.0/24203.20.137.0/24203.20.140.0/24203.20.141.0/24203.20.142.0/24203.20.143.0/24203.20.51.0/24203.33.10.0/24203.33.8.0/24203.33.9.0/24203.34.194.0/24203.34.196.0/24203.34.197.0/24203.34.199.0/24203.56.55.0/24203.8.30.0/24203.80.136.0/24203.80.137.0/24203.80.138.0/24203.80.139.0/24203.80.141.0/24203.81.0.0/24203.81.3.0/24203.81.4.0/24203.81.6.0/23203.81.6.0/24203.82.17.0/24203.82.18.0/24203.82.19.0/24203.82.23.0/24203.86.103.0/24203.86.106.0/24203.86.109.0/24203.86.111.0/24203.86.113.0/24203.86.115.0/24203.86.126.0/24203.86.127.0/24203.89.10.0/24203.89.11.0/24203.89.12.0/24203.99.10.0/24203.99.11.0/24203.99.13.0/24210.48.136.0/22210.48.140.0/22210.48.143.0/24218.185.241.0/24218.185.243.0/24218.185.245.0/24218.30.39.0/24218.30.62.0/23220.174.26.0/23220.174.94.0/23220.247.140.0/24220.247.141.0/2445.195.4.0/2445.195.5.0/2445.195.7.0/2445.196.24.0/2445.196.25.0/2445.196.27.0/245.10.136.0/245.154.130.0/245.154.144.0/245.154.145.0/245.154.146.0/245.154.147.0/245.154.154.0/245.154.155.0/245.154.156.0/245.154.157.0/245.154.158.0/245.154.159.0/2461.186.2.0/2463.140.14.0/2463.140.4.0/2463.140.8.0/2469.194.163.0/2469.194.171.0/2469.194.172.0/2469.194.173.0/2469.194.175.0/2479.139.10.0/2479.139.11.0/2479.139.13.0/2479.139.14.0/2479.139.4.0/2479.139.5.0/2479.139.6.0/2479.139.8.0/2495.130.192.0/2495.130.194.0/2495.130.199.0/24

Upstream graph

Upstreams and their upstreams, from BGP paths

Network health

Grade B · 86/100
partly Prefixes covered by valid ROAs
199 of 210 announced prefixes are RPKI valid, 11 have no ROA.
24/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.
10/10
pass Announces IPv6
29 IPv6 prefixes.
15/15
pass More than one upstream
147 upstreams seen in BGP.
10/10
n/a Working abuse contact
We have no registry record to check.
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
n/a Registry record maintained
We have no change date for this record.

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.