206208 looking glass

AS4538 China Education and Research Network Center 🇨🇳 CN

Announcing 5,170 prefixes, seen at the RIS collectors.

IPv4 prefixes
5,160
42,964,736 (167,831 × /24)
IPv6 prefixes
10
265 × /48
Upstreams
14
transit providers observed
Peers
8
settlement-free adjacencies
Downstreams
14
transit customers observed
Customer cone
86
ASes reachable through it

Registry and operator data

AS number
AS4538
Name
China Education and Research Network Center
Organisation
CERNET-CN
Country
🇨🇳 CN
RIR
APNIC
Allocated
2002-08-01
Network type
Educational/Research
Scope
Not Disclosed
Peering policy
Open
Website
http://www.edu.cn
PeeringDB
net/13851

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

1,459 valid (28.2%) 2 invalid (0.0%) 3,709 no ROA (71.7%)

Announced prefixes

5,170 in total

Prefix RPKI Peers Sample path First seen
114.214.0.0/20 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.16.0/21 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.24.0/21 v4 no ROA 1 443933571010099992948374538 2026-09-29
114.214.32.0/19 v4 no ROA 13 244824538 2026-09-18
114.214.64.0/20 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.80.0/21 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.88.0/21 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.96.0/20 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.124.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.128.0/20 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.144.0/20 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.160.0/19 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.192.0/18 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.192.0/21 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.200.0/21 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.208.0/21 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.216.0/21 v4 no ROA 1 443933571010099992948374538 2026-09-18
114.214.224.0/19 v4 no ROA 1 443933571010099992948374538 2026-09-18
115.24.0.0/14 v4 no ROA 48 244824538 2026-09-18
115.24.0.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.24.16.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.24.28.0/22 v4 no ROA 4 557202376441344538 2026-09-18
115.24.32.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.24.64.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.24.96.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.24.144.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.24.160.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.24.176.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.24.192.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.24.224.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.24.240.0/24 v4 RPKI valid 1 443933571010099992948374538 2026-09-18
115.24.241.0/24 v4 RPKI valid 4 557202376441344538 2026-09-18
115.24.242.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.24.244.0/22 v4 no ROA 4 557202376441344538 2026-09-18
115.24.248.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.25.0.0/18 v4 no ROA 4 557202376441344538 2026-09-18
115.25.64.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.25.72.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.25.80.0/22 v4 no ROA 4 557202376441344538 2026-09-18
115.25.86.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.25.96.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.25.128.0/18 v4 no ROA 4 557202376441344538 2026-09-18
115.25.192.0/19 v4 no ROA 1 443933571010099992948374538 2026-09-18
115.25.192.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.25.208.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
115.25.240.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.26.0.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.26.32.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.26.40.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.26.48.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.26.64.0/18 v4 no ROA 1 333311032096574974538 2026-09-18
115.26.79.0/24 v4 RPKI valid 4 557202376441344538 2026-09-18
115.26.80.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.26.88.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.26.88.0/24 v4 RPKI valid 4 557202376441344538 2026-09-18
115.26.96.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.26.128.0/18 v4 no ROA 4 557202376441344538 2026-09-18
115.26.192.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.27.0.0/16 v4 no ROA 14 244824538 2026-09-18
115.27.254.0/24 v4 RPKI valid 4 557202376441344538 2026-09-18
115.154.0.0/15 v4 no ROA 48 244824538 2026-09-18
115.154.0.0/16 v4 no ROA 14 244824538 2026-09-18
115.155.0.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.155.32.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.155.64.0/18 v4 no ROA 4 557202376441344538 2026-09-18
115.155.128.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.155.160.0/22 v4 no ROA 4 557202376441344538 2026-09-18
115.155.164.0/22 v4 no ROA 4 557202376441344538 2026-09-18
115.155.176.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.155.192.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.155.208.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.155.224.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.155.240.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.156.0.0/15 v4 no ROA 48 244824538 2026-09-18
115.156.0.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.156.8.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.156.16.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.156.32.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.156.64.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.156.96.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.156.128.0/17 v4 no ROA 4 557202376441344538 2026-09-18
115.156.140.0/24 v4 RPKI valid 4 557202376441344538 2026-09-18
115.156.191.0/24 v4 RPKI valid 4 557202376441344538 2026-09-18
115.157.32.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.157.46.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.157.64.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.157.128.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.157.144.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.157.160.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.157.192.0/19 v4 no ROA 4 557202376441344538 2026-09-18
115.157.240.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.158.0.0/16 v4 no ROA 47 244824538 2026-09-18
115.158.0.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.158.16.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.158.16.0/22 v4 no ROA 4 557202376441344538 2026-09-18
115.158.32.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.158.40.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.158.48.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.158.64.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.158.72.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.158.74.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.158.76.0/22 v4 no ROA 4 557202376441344538 2026-09-18
115.158.80.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.158.82.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.158.84.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.158.86.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.158.88.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.158.90.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.158.92.0/22 v4 no ROA 4 557202376441344538 2026-09-18
115.158.96.0/20 v4 no ROA 4 557202376441344538 2026-09-18
115.158.112.0/21 v4 no ROA 4 557202376441344538 2026-09-18
115.158.122.0/23 v4 no ROA 4 557202376441344538 2026-09-18
115.158.128.0/19 v4 no ROA 4 557202376441344538 2026-09-18
116.13.0.0/16 v4 no ROA 47 244824538 2026-09-18
116.13.0.0/21 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.8.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.16.0/20 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.32.0/19 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.64.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.66.0/24 v4 RPKI valid 1 443933571010099992948374538 2026-09-18
116.13.67.0/24 v4 RPKI valid 1 443933571010099992948374538 2026-09-18
116.13.68.0/24 v4 RPKI valid 1 443933571010099992948374538 2026-09-18
116.13.72.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.76.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.80.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.82.0/24 v4 RPKI valid 1 443933571010099992948374538 2026-09-18
116.13.84.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.88.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.92.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.94.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.96.0/20 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.112.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.114.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.116.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.118.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.120.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.122.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.124.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.128.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.130.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.132.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.134.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.136.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.138.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.140.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.142.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.144.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.146.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.148.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.150.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.152.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.154.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.156.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.158.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.160.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.162.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.164.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.166.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.168.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.170.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.172.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.174.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.176.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.181.0/24 v4 RPKI valid 1 443933571010099992948374538 2026-09-18
116.13.182.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.184.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.188.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.190.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.192.0/20 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.208.0/20 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.13.224.0/22 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.56.0.0/15 v4 no ROA 48 244824538 2026-09-18
116.56.0.0/18 v4 no ROA 43 237644538 2026-09-18
116.56.64.0/22 v4 no ROA 43 237644538 2026-09-18
116.56.68.0/24 v4 RPKI valid 1 443933571010099992948374538 2026-09-18
116.56.69.0/24 v4 RPKI valid 1 443933571010099992948374538 2026-09-18
116.56.70.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.56.72.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.56.74.0/23 v4 no ROA 1 443933571010099992948374538 2026-09-18
116.56.80.0/24 v4 RPKI valid 43 237644538 2026-09-18
116.56.81.0/24 v4 RPKI valid 43 237644538 2026-09-18
116.56.82.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.84.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.86.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.88.0/22 v4 no ROA 43 237644538 2026-09-18
116.56.92.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.94.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.96.0/19 v4 no ROA 43 237644538 2026-09-18
116.56.128.0/19 v4 no ROA 44 244824538 2026-09-18
116.56.160.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.162.0/24 v4 RPKI valid 43 237644538 2026-09-18
116.56.163.0/24 v4 RPKI valid 43 237644538 2026-09-18
116.56.164.0/24 v4 RPKI valid 43 237644538 2026-09-18
116.56.165.0/24 v4 RPKI valid 43 237644538 2026-09-18
116.56.166.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.168.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.170.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.172.0/23 v4 no ROA 43 237644538 2026-09-18
116.56.174.0/24 v4 RPKI valid 43 237644538 2026-09-18
116.56.176.0/24 v4 RPKI valid 43 237644538 2026-09-18
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