AS2152 CENIC
AS2152 (CENIC-2152) is registered to CENIC in US. It originates 758 prefixes in the global routing table.
735
IPv4 prefixes
23
IPv6 prefixes
2,012,160
IPv4 addresses
3%
RPKI valid
Registration
Who holds AS2152
Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.
AS number
AS2152
Handle
CENIC-2152
Organization
CENIC
Country
US
ASPA
None published
Routing
What AS2152 announces
Prefixes originated by AS2152 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).
IPv4 prefixes
735
IPv6 prefixes
23
IPv4 addresses
2,012,160 (7,860 /24s)
RPKI valid
27 3%
RPKI invalid
0
RPKI not found
731
ROAs naming AS2152
41
With an IRR route object
127 16%
Prefixes
Announced prefixes
Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.
IPv4 (735)
64.39.112.0/2069.48.214.0/2369.48.215.0/2476.78.96.0/2176.78.124.0/2476.78.125.0/24104.249.91.0/24104.249.94.0/24130.65.0.0/16130.86.2.0/23130.150.0.0/16130.157.0.0/16130.157.0.0/19130.157.32.0/19130.157.64.0/18130.157.128.0/17130.166.0.0/16130.166.51.0/24130.182.0.0/16130.191.0.0/16130.212.0.0/16132.241.0.0/16132.241.61.0/24134.139.0.0/16134.139.1.0/24134.139.2.0/24134.154.0.0/16134.154.1.0/24134.154.2.0/24134.154.120.0/21134.154.206.0/24134.154.222.0/24136.168.0.0/16136.228.176.0/24137.145.0.0/16137.145.7.0/24137.145.10.0/24137.145.17.0/24137.145.20.0/24137.145.21.0/24137.145.22.0/24137.145.23.0/24137.145.34.0/24137.145.35.0/24137.145.36.0/24137.145.40.0/24137.145.96.0/22137.145.130.0/24137.145.133.0/24137.145.148.0/24137.145.150.0/24137.145.160.0/24137.145.161.0/24137.145.165.0/24137.145.166.0/23137.145.168.0/23137.145.170.0/24137.145.171.0/24137.145.172.0/24137.145.176.0/22137.145.180.0/22137.145.184.0/24137.145.187.0/24137.145.189.0/24137.145.190.0/23137.145.196.0/23137.145.199.0/24137.145.203.0/24137.145.224.0/24137.145.230.0/23137.145.232.0/23137.145.234.0/23137.145.236.0/23137.145.238.0/23137.145.240.0/23137.150.0.0/16137.151.0.0/16137.151.252.0/23137.164.0.0/16137.164.16.0/24137.164.18.0/24137.164.20.0/24137.164.22.0/24137.164.23.0/24137.164.24.0/24137.164.29.0/24137.164.30.0/24137.164.31.0/24137.164.32.0/21137.164.36.0/24137.164.40.0/22137.164.48.0/24137.164.49.0/24137.164.63.0/24137.164.78.0/24137.164.79.0/24137.164.80.0/21137.164.80.0/24137.164.84.0/24137.164.88.0/21137.164.94.0/24137.164.98.0/23137.164.100.0/24137.164.115.0/24137.164.116.0/24137.164.117.0/24137.164.122.0/23137.164.124.0/22137.164.142.0/24137.164.144.0/21137.164.152.0/22137.164.156.0/23137.164.158.0/24137.164.181.0/24137.164.182.0/23137.164.184.0/21137.164.192.0/22137.164.196.0/23137.164.198.0/24137.164.199.0/24
Show 615 more
137.164.200.0/24137.164.201.0/24137.164.202.0/24137.164.232.0/21137.164.241.0/24137.164.242.0/23137.164.244.0/22137.164.248.0/22137.164.252.0/23137.164.254.0/24139.182.0.0/16141.174.90.0/24144.37.0.0/16144.37.0.0/17144.37.128.0/17146.74.92.0/22146.244.0.0/16146.244.148.0/24146.244.150.0/24147.144.0.0/16147.144.0.0/17147.144.128.0/17155.135.0.0/16160.227.0.0/17160.227.20.0/22160.227.128.0/17160.227.129.0/24160.227.130.0/24163.150.244.0/23163.150.246.0/24165.74.16.0/20165.196.0.0/16192.86.78.0/24192.104.166.0/24192.111.213.0/24192.174.2.0/24192.174.3.0/24192.189.45.0/24192.189.46.0/24192.189.47.0/24192.189.48.0/24192.190.45.0/24192.207.184.0/24198.32.248.0/24198.32.251.0/24198.49.104.0/24198.62.142.0/24198.102.103.0/24198.137.151.0/24198.137.152.0/24198.175.250.0/24198.188.0.0/16198.188.4.0/24198.188.5.0/24198.188.6.0/24198.188.9.0/24198.188.10.0/24198.188.11.0/24198.188.13.0/24198.188.14.0/24198.188.15.0/24198.188.32.0/24198.188.33.0/24198.188.34.0/24198.188.35.0/24198.188.57.0/24198.188.96.0/19198.188.97.0/24198.188.98.0/24198.188.128.0/22198.188.132.0/24198.188.134.0/24198.188.135.0/24198.188.143.0/24198.188.144.0/24198.188.145.0/24198.188.146.0/24198.188.147.0/24198.188.148.0/24198.188.149.0/24198.188.210.0/24198.188.248.0/23198.188.250.0/24198.188.251.0/24198.189.0.0/16198.189.0.0/24198.189.1.0/24198.189.2.0/23198.189.4.0/24198.189.5.0/24198.189.6.0/24198.189.7.0/24198.189.8.0/22198.189.12.0/24198.189.14.0/24198.189.16.0/24198.189.19.0/24198.189.20.0/24198.189.21.0/24198.189.26.0/24198.189.27.0/24198.189.28.0/22198.189.32.0/20198.189.48.0/22198.189.52.0/24198.189.53.0/24198.189.54.0/23198.189.56.0/23198.189.58.0/24198.189.60.0/22198.189.60.0/24198.189.62.0/24198.189.64.0/24198.189.67.0/24198.189.68.0/24198.189.69.0/24198.189.70.0/24198.189.71.0/24198.189.72.0/24198.189.73.0/24198.189.74.0/23198.189.76.0/23198.189.78.0/24198.189.80.0/20198.189.95.0/24198.189.96.0/20198.189.104.0/24198.189.112.0/21198.189.120.0/24198.189.121.0/24198.189.122.0/24198.189.123.0/24198.189.124.0/24198.189.125.0/24198.189.126.0/23198.189.128.0/24198.189.131.0/24198.189.132.0/24198.189.133.0/24198.189.134.0/24198.189.135.0/24198.189.136.0/23198.189.138.0/24198.189.140.0/24198.189.142.0/24198.189.143.0/24198.189.144.0/24198.189.145.0/24198.189.146.0/23198.189.148.0/24198.189.150.0/24198.189.151.0/24198.189.152.0/24198.189.153.0/24198.189.154.0/23198.189.156.0/24198.189.159.0/24198.189.160.0/24198.189.161.0/24198.189.173.0/24198.189.174.0/24198.189.175.0/24198.189.180.0/24198.189.182.0/23198.189.184.0/24198.189.185.0/24198.189.186.0/23198.189.188.0/24198.189.190.0/24198.189.191.0/24198.189.192.0/23198.189.195.0/24198.189.196.0/23198.189.196.0/24198.189.198.0/24198.189.200.0/24198.189.210.0/24198.189.216.0/24198.189.217.0/24198.189.218.0/23198.189.220.0/23198.189.222.0/23198.189.224.0/23198.189.226.0/24198.189.227.0/24198.189.228.0/24198.189.229.0/24198.189.230.0/23198.189.232.0/23198.189.234.0/24198.189.237.0/24198.189.238.0/24198.189.241.0/24198.189.242.0/23198.189.244.0/23198.189.246.0/24198.189.248.0/23198.189.251.0/24198.189.252.0/23198.189.254.0/24198.202.144.0/24198.202.145.0/24199.245.155.0/24204.17.179.0/24204.48.132.0/24204.48.133.0/24204.48.216.0/24204.69.1.0/24204.69.3.0/24204.69.4.0/24204.69.5.0/24204.75.249.0/24204.75.250.0/23204.75.250.0/24204.75.251.0/24204.75.252.0/22204.75.252.0/24204.75.253.0/24204.75.254.0/24204.75.255.0/24204.89.147.0/24204.102.0.0/16204.102.0.0/24204.102.1.0/24204.102.2.0/23204.102.4.0/24204.102.7.0/24204.102.8.0/24204.102.9.0/24204.102.64.0/24204.102.66.0/24204.102.67.0/24204.102.69.0/24204.102.70.0/24204.102.71.0/24204.102.72.0/24204.102.73.0/24204.102.74.0/24204.102.77.0/24204.102.79.0/24204.102.80.0/22204.102.84.0/24204.102.112.0/24204.102.113.0/24204.102.192.0/24204.102.208.0/20204.102.236.0/22204.102.240.0/24204.102.241.0/24204.102.245.0/24204.102.254.0/24204.102.255.0/24205.154.0.0/16205.154.52.0/22205.154.56.0/21205.154.64.0/22205.154.88.0/22205.154.88.0/23205.154.88.0/24205.154.89.0/24205.154.90.0/23205.154.90.0/24205.154.156.0/23205.154.158.0/24205.154.223.0/24205.154.227.0/24205.154.228.0/24205.154.253.0/24205.154.254.0/24205.155.0.0/16205.155.64.0/24205.155.66.0/23205.155.68.0/22205.155.72.0/24205.155.73.0/24205.155.74.0/24205.155.75.0/24205.155.76.0/24205.155.77.0/24205.155.78.0/23205.155.80.0/22205.155.92.0/23205.155.94.0/23205.155.94.0/24205.155.96.0/24205.155.97.0/24205.155.98.0/23205.155.100.0/22205.155.104.0/23205.155.106.0/24205.155.107.0/24205.155.108.0/22205.155.112.0/20205.155.114.0/24205.155.125.0/24205.155.128.0/22205.155.132.0/23205.155.134.0/23205.155.136.0/22205.155.140.0/24205.155.141.0/24205.155.142.0/24205.155.144.0/22205.155.147.0/24205.155.148.0/23205.155.150.0/24205.155.153.0/24205.155.154.0/24205.155.155.0/24205.155.156.0/24205.155.157.0/24205.155.158.0/23205.155.160.0/24205.155.161.0/24205.155.162.0/23205.155.164.0/22205.155.168.0/21205.155.176.0/23205.155.178.0/24205.155.179.0/24205.155.180.0/22205.155.184.0/22205.155.188.0/24205.155.190.0/23205.155.193.0/24205.155.194.0/23205.155.196.0/22205.155.201.0/24205.155.202.0/23205.155.204.0/24205.155.206.0/24205.155.210.0/23205.155.212.0/22205.155.216.0/23205.155.218.0/23205.155.222.0/24205.155.225.0/24205.155.226.0/23205.155.232.0/22206.15.224.0/23206.15.226.0/23206.15.228.0/23206.15.235.0/24206.15.236.0/22206.15.240.0/24206.15.243.0/24206.15.245.0/24206.15.246.0/24206.15.251.0/24206.15.254.0/23206.78.236.0/22206.224.224.0/19207.62.0.0/16207.62.7.0/24207.62.8.0/23207.62.15.0/24207.62.16.0/23207.62.18.0/23207.62.20.0/22207.62.21.0/24207.62.23.0/24207.62.24.0/21207.62.24.0/24207.62.28.0/24207.62.29.0/24207.62.30.0/24207.62.31.0/24207.62.32.0/24207.62.33.0/24207.62.34.0/24207.62.35.0/24207.62.36.0/24207.62.37.0/24207.62.38.0/24207.62.39.0/24207.62.40.0/23207.62.41.0/24207.62.42.0/24207.62.62.0/24207.62.64.0/24207.62.65.0/24207.62.66.0/24207.62.67.0/24207.62.69.0/24207.62.70.0/24207.62.71.0/24207.62.72.0/24207.62.75.0/24207.62.76.0/24207.62.77.0/24207.62.80.0/24207.62.128.0/20207.62.144.0/21207.62.179.0/24207.62.180.0/22207.62.184.0/22207.62.184.0/24207.62.188.0/24207.62.189.0/24207.62.190.0/24207.62.191.0/24207.62.192.0/24207.62.193.0/24207.62.194.0/24207.62.197.0/24207.62.198.0/24207.62.199.0/24207.62.201.0/24207.62.202.0/24207.62.203.0/24207.62.204.0/23207.62.206.0/24207.62.209.0/24207.62.210.0/24207.62.211.0/24207.62.212.0/23207.62.214.0/24207.62.215.0/24207.62.216.0/24207.62.217.0/24207.62.226.0/23207.62.228.0/23207.62.230.0/24207.62.231.0/24207.62.232.0/24207.62.235.0/24207.62.236.0/24207.62.237.0/24207.62.238.0/23207.62.240.0/23207.62.240.0/24207.62.242.0/24207.62.243.0/24207.62.244.0/24207.62.245.0/24207.62.246.0/24207.62.248.0/24207.62.252.0/23207.62.254.0/23207.99.139.0/24207.163.100.0/22207.163.104.0/23207.163.109.0/24207.163.110.0/23207.163.112.0/22207.166.0.0/24207.166.1.0/24207.166.2.0/23207.166.9.0/24207.166.18.0/23207.166.20.0/24207.166.22.0/24207.166.55.0/24207.166.58.0/24207.166.60.0/24207.166.62.0/24207.233.0.0/17207.233.0.0/22207.233.3.0/24207.233.4.0/23207.233.6.0/24207.233.7.0/24207.233.8.0/24207.233.9.0/24207.233.10.0/23207.233.12.0/22207.233.16.0/21207.233.23.0/24207.233.24.0/22207.233.26.0/24207.233.27.0/24207.233.28.0/24207.233.29.0/24207.233.31.0/24207.233.33.0/24207.233.34.0/24207.233.35.0/24207.233.36.0/24207.233.37.0/24207.233.38.0/24207.233.39.0/24207.233.40.0/24207.233.41.0/24207.233.42.0/24207.233.43.0/24207.233.44.0/24207.233.46.0/24207.233.47.0/24207.233.48.0/24207.233.49.0/24207.233.50.0/23207.233.50.0/24207.233.52.0/24207.233.55.0/24207.233.56.0/23207.233.58.0/24207.233.61.0/24207.233.63.0/24207.233.64.0/21207.233.67.0/24207.233.70.0/23207.233.73.0/24207.233.74.0/24207.233.75.0/24207.233.76.0/24207.233.77.0/24207.233.78.0/24207.233.79.0/24207.233.80.0/24207.233.81.0/24207.233.82.0/24207.233.101.0/24207.233.102.0/24207.233.119.0/24207.233.121.0/24207.233.122.0/24207.233.123.0/24207.233.124.0/24207.233.125.0/24207.233.127.0/24209.129.0.0/16209.129.7.0/24209.129.8.0/24209.129.10.0/24209.129.11.0/24209.129.12.0/24209.129.14.0/24209.129.16.0/24209.129.17.0/24209.129.28.0/24209.129.29.0/24209.129.30.0/23209.129.32.0/22209.129.36.0/24209.129.37.0/24209.129.38.0/24209.129.39.0/24209.129.40.0/23209.129.42.0/23209.129.44.0/24209.129.45.0/24209.129.46.0/24209.129.47.0/24209.129.48.0/23209.129.49.0/24209.129.54.0/24209.129.55.0/24209.129.56.0/24209.129.57.0/24209.129.58.0/24209.129.59.0/24209.129.63.0/24209.129.64.0/24209.129.65.0/24209.129.85.0/24209.129.86.0/23209.129.88.0/23209.129.94.0/24209.129.95.0/24209.129.96.0/21209.129.104.0/22209.129.108.0/23209.129.110.0/24209.129.112.0/23209.129.115.0/24209.129.117.0/24209.129.118.0/24209.129.119.0/24209.129.128.0/21209.129.128.0/24209.129.136.0/22209.129.140.0/22209.129.144.0/22209.129.148.0/24209.129.149.0/24209.129.150.0/24209.129.151.0/24209.129.152.0/23209.129.154.0/24209.129.155.0/24209.129.156.0/23209.129.158.0/24209.129.159.0/24209.129.160.0/24209.129.161.0/24209.129.162.0/24209.129.164.0/24209.129.165.0/24209.129.166.0/24209.129.167.0/24209.129.168.0/24209.129.169.0/24209.129.171.0/24209.129.172.0/24209.129.173.0/24209.129.174.0/24209.129.175.0/24209.129.176.0/24209.129.177.0/24209.129.179.0/24209.129.180.0/22209.129.192.0/24209.129.193.0/24209.129.194.0/24209.129.195.0/24209.129.196.0/24209.129.208.0/20209.129.249.0/24209.129.250.0/23209.129.252.0/22209.132.147.0/24209.132.158.0/24209.132.159.0/24209.188.128.0/17216.231.241.0/24
IPv6 (23)
2607:f380::/322607:f380:808::/482607:f380:80c::/482607:f380:80f::/482607:f380:828::/482607:f380:868::/482607:f380:86c::/482607:f380:874::/482607:f380:884::/482607:f380:88c::/482607:f380:890::/482607:f380:8a5::/482607:f380:8ac::/482607:f380:8c3::/482607:f380:8c4::/482607:f380:a41::/482607:f380:a44::/482607:f380:a54::/482607:f380:a58::/482607:f380:a5c::/482607:f380:a61::/482607:f380:a62::/482607:f380:a67::/48
RPKI valid RPKI invalid no ROA covers it
Neighbors
Who AS2152 is reached through
The AS just before AS2152 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.
ASPA
Provider authorization
AS2152 publishes no ASPA of its own. 1 AS name it as a provider in theirs. Check a path.
The 1 ASes that name AS2152 as a provider
IRR
Routing registry objects
From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.
| Source | as-name | Maintained by |
|---|---|---|
| ARIN | CALREN-DC | MNT-CENIC |
| RADB | CALREN-DC | MAINT-AS2150 |
Route objects with origin AS2152: RADB 135 · ARIN 64 · LEVEL3 32
as-sets that list AS2152 (24)
AS-ANY2-RSAS-AS209-CUSTAS-BTN-CUSTOMERSAS-CALREN2AS-COMCAST-EDIAAS-COX-CALIFORNIAAS-CVINAS-HURRICANEV6AS-LEVEL3-CUSTOMERS-NAAS-LEVEL3-ORIGINS-NAAS-LIMELIGHT-CUSTAS-LUMEN-CUSTOMERS-ASNSAS-MEGAPORT-RS-LAXAS-NORDUNETAS-OUSD-PEERSAS-RR-BIZAS-TMNET-PEERSAS-XO-PAS198949:AS-SDAS23483:AS-PEERSAS293:AS-FROM-SINGAREN-TO-ESNETAS395148:AS-TRANSITAS7575:AS-PEERAS9033:AS-MEGAPORT-RS-SJC