AS18558
Riverside County Office of Education
Scanned 3 days ago
🔄 Rescan

📋 Summary

IP address summary information
NameRiverside County Office of Education
CountryUS
IPv4 addresses113K
IPv6 addresses~2^81
ASN typeTransit
RegistryARIN
AllocatedSep 12, 2000
UpdatedOct 20, 2025

🗺️ Geolocation

Moreno Valley, US

Countries by IPv4 share

US
100%

Geolocation based on WHOIS registration data.

📊 IP Ranges

IPv4: 140 | IPv6: 1
NetblockIP Count
204.100.165.0/24 256
204.100.77.0/24 256
204.100.16.0/21 2.0K
204.100.159.0/24 256
204.100.182.0/24 256
204.100.187.0/24 256
204.100.106.0/24 256
204.100.123.0/24 256
204.100.188.0/24 256
204.100.200.0/24 256
204.100.151.0/24 256
204.100.60.0/24 256
204.100.192.0/24 256
204.100.204.0/24 256
204.100.120.0/24 256
204.100.99.0/24 256
204.100.169.0/24 256
204.100.170.0/24 256
204.100.154.0/24 256
204.100.131.0/24 256
204.100.122.0/24 256
204.100.78.0/24 256
204.100.76.0/24 256
204.100.189.0/24 256
204.100.243.0/24 256
204.100.230.0/24 256
204.100.80.0/24 256
204.100.224.0/24 256
204.100.207.0/24 256
204.100.81.0/24 256
204.100.226.0/24 256
204.100.59.0/24 256
204.100.184.0/24 256
204.100.58.0/24 256
204.100.228.0/24 256
204.100.134.0/24 256
204.100.225.0/24 256
204.100.186.0/24 256
204.100.0.0/16 66K
204.100.237.0/24 256
204.26.32.0/20 4.1K
204.100.193.0/24 256
204.100.208.0/24 256
204.100.61.0/24 256
204.100.205.0/24 256
204.100.156.0/24 256
204.100.231.0/24 256
204.100.68.0/22 1.0K
204.100.38.0/24 256
204.100.87.0/24 256
204.100.236.0/24 256
204.100.132.0/24 256
204.100.136.0/22 1.0K
204.100.98.0/24 256
204.100.97.0/24 256
204.100.92.0/24 256
204.100.166.0/24 256
204.100.175.0/24 256
204.100.130.0/24 256
204.100.211.0/24 256
204.100.121.0/24 256
204.100.115.0/24 256
204.100.210.0/24 256
204.100.43.0/24 256
204.100.128.0/24 256
204.100.174.0/24 256
204.100.212.0/24 256
204.100.153.0/24 256
204.100.213.0/24 256
204.100.79.0/24 256
204.100.73.0/24 256
204.100.155.0/24 256
204.100.133.0/24 256
204.100.158.0/24 256
204.100.181.0/24 256
204.100.164.0/24 256
204.100.238.0/24 256
204.100.239.0/24 256
204.100.72.0/24 256
204.100.89.0/24 256
204.100.194.0/24 256
204.100.66.0/24 256
204.100.203.0/24 256
204.100.191.0/24 256
204.100.88.0/24 256
204.100.168.0/24 256
204.100.124.0/24 256
204.100.8.0/21 2.0K
204.100.32.0/22 1.0K
204.100.149.0/24 256
204.100.114.0/24 256
204.100.90.0/24 256
204.100.171.0/24 256
204.100.40.0/24 256
204.100.172.0/24 256
204.100.234.0/24 256
204.100.223.0/24 256
204.100.56.0/24 256
204.100.67.0/24 256
204.100.206.0/24 256
204.100.150.0/24 256
204.100.129.0/24 256
204.100.127.0/24 256
204.100.119.0/24 256
204.100.152.0/24 256
204.100.118.0/24 256
204.100.125.0/24 256
204.100.173.0/24 256
204.100.209.0/24 256
204.100.185.0/24 256
204.100.220.0/24 256
204.100.103.0/24 256
204.26.56.0/24 256
204.100.232.0/24 256
204.100.65.0/24 256
204.100.41.0/24 256
204.100.183.0/24 256
204.100.229.0/24 256
204.100.214.0/24 256
204.100.235.0/24 256
204.100.44.0/24 256
204.100.74.0/24 256
204.100.91.0/24 256
204.100.94.0/24 256
204.100.117.0/24 256
2607:f708::/32 0
204.100.242.0/24 256
204.100.233.0/24 256
204.100.180.0/24 256
204.100.75.0/24 256
204.26.48.0/21 2.0K
204.100.201.0/24 256
204.100.157.0/24 256
204.100.116.0/24 256
204.100.93.0/24 256
204.100.82.0/24 256
204.100.105.0/24 256
204.100.167.0/24 256
204.100.126.0/24 256
204.100.202.0/24 256
204.100.190.0/24 256

Prefix data from RIPE Stat / RIR allocation records.

📄 WHOIS

ARIN
HandleAS18558
NameNETBLK-RCOEK
OrganizationRiverside County Office of Education
Statusactive
AllocatedSep 12, 2000
UpdatedOct 20, 2025

Contacts

RegistrantRiverside County Office of Education
Abuse ContactDavid Wilkinson <dwilkinson@rcoe.us>
Tech ContactJared Ellis <jellis@rcoe.us>
Phone+1-951-826-6556
Address3939 13th Street Riverside CA 92502 United States

Source: ARIN

🔗 Peers

0 peers for this ASN

No peers found.

⬆️ Upstreams

1 upstream
ASNName
AS2152 CENIC

Upstream data from RIPE Stat routing history.

⬇️ Downstreams

2 downstreams
ASNNameCountry
AS395643 Corona-Norco Unified School District -
AS401974 Val Verde Unified School District -

🔒 RPKI / ROA

Source: rpki.zorn.ltd
PrefixOrigin ASNMax LengthValidity
204.100.165.0/24 AS18558 /24 Not Found
204.100.77.0/24 AS18558 /24 Not Found
204.100.16.0/21 AS18558 /21 Not Found
204.100.159.0/24 AS18558 /24 Not Found
204.100.182.0/24 AS18558 /24 Not Found
204.100.187.0/24 AS18558 /24 Not Found
204.100.106.0/24 AS18558 /24 Not Found
204.100.123.0/24 AS18558 /24 Not Found
204.100.188.0/24 AS18558 /24 Not Found
204.100.200.0/24 AS18558 /24 Not Found
204.100.151.0/24 AS18558 /24 Not Found
204.100.60.0/24 AS18558 /24 Not Found
204.100.192.0/24 AS18558 /24 Not Found
204.100.204.0/24 AS18558 /24 Not Found
204.100.120.0/24 AS18558 /24 Not Found
204.100.99.0/24 AS18558 /24 Not Found
204.100.169.0/24 AS18558 /24 Not Found
204.100.170.0/24 AS18558 /24 Not Found
204.100.154.0/24 AS18558 /24 Not Found
204.100.131.0/24 AS18558 /24 Not Found
204.100.122.0/24 AS18558 /24 Not Found
204.100.78.0/24 AS18558 /24 Not Found
204.100.76.0/24 AS18558 /24 Not Found
204.100.189.0/24 AS18558 /24 Not Found
204.100.243.0/24 AS18558 /24 Not Found
204.100.230.0/24 AS18558 /24 Not Found
204.100.80.0/24 AS18558 /24 Not Found
204.100.224.0/24 AS18558 /24 Not Found
204.100.207.0/24 AS18558 /24 Not Found
204.100.81.0/24 AS18558 /24 Not Found
204.100.226.0/24 AS18558 /24 Not Found
204.100.59.0/24 AS18558 /24 Not Found
204.100.184.0/24 AS18558 /24 Not Found
204.100.58.0/24 AS18558 /24 Not Found
204.100.228.0/24 AS18558 /24 Not Found
204.100.134.0/24 AS18558 /24 Not Found
204.100.225.0/24 AS18558 /24 Not Found
204.100.186.0/24 AS18558 /24 Not Found
204.100.0.0/16 AS18558 /16 Not Found
204.100.237.0/24 AS18558 /24 Not Found
204.26.32.0/20 AS18558 /20 Not Found
204.100.193.0/24 AS18558 /24 Not Found
204.100.208.0/24 AS18558 /24 Not Found
204.100.61.0/24 AS18558 /24 Not Found
204.100.205.0/24 AS18558 /24 Not Found
204.100.156.0/24 AS18558 /24 Not Found
204.100.231.0/24 AS18558 /24 Not Found
204.100.68.0/22 AS18558 /22 Not Found
204.100.38.0/24 AS18558 /24 Not Found
204.100.87.0/24 AS18558 /24 Not Found
204.100.236.0/24 AS18558 /24 Not Found
204.100.132.0/24 AS18558 /24 Not Found
204.100.136.0/22 AS18558 /22 Not Found
204.100.98.0/24 AS18558 /24 Not Found
204.100.97.0/24 AS18558 /24 Not Found
204.100.92.0/24 AS18558 /24 Not Found
204.100.166.0/24 AS18558 /24 Not Found
204.100.175.0/24 AS18558 /24 Not Found
204.100.130.0/24 AS18558 /24 Not Found
204.100.211.0/24 AS18558 /24 Not Found
204.100.121.0/24 AS18558 /24 Not Found
204.100.115.0/24 AS18558 /24 Not Found
204.100.210.0/24 AS18558 /24 Not Found
204.100.43.0/24 AS18558 /24 Not Found
204.100.128.0/24 AS18558 /24 Not Found
204.100.174.0/24 AS18558 /24 Not Found
204.100.212.0/24 AS18558 /24 Not Found
204.100.153.0/24 AS18558 /24 Not Found
204.100.213.0/24 AS18558 /24 Not Found
204.100.79.0/24 AS18558 /24 Not Found
204.100.73.0/24 AS18558 /24 Not Found
204.100.155.0/24 AS18558 /24 Not Found
204.100.133.0/24 AS18558 /24 Not Found
204.100.158.0/24 AS18558 /24 Not Found
204.100.181.0/24 AS18558 /24 Not Found
204.100.164.0/24 AS18558 /24 Not Found
204.100.238.0/24 AS18558 /24 Not Found
204.100.239.0/24 AS18558 /24 Not Found
204.100.72.0/24 AS18558 /24 Not Found
204.100.89.0/24 AS18558 /24 Not Found
204.100.194.0/24 AS18558 /24 Not Found
204.100.66.0/24 AS18558 /24 Not Found
204.100.203.0/24 AS18558 /24 Not Found
204.100.191.0/24 AS18558 /24 Not Found
204.100.88.0/24 AS18558 /24 Not Found
204.100.168.0/24 AS18558 /24 Not Found
204.100.124.0/24 AS18558 /24 Not Found
204.100.8.0/21 AS18558 /21 Not Found
204.100.32.0/22 AS18558 /22 Not Found
204.100.149.0/24 AS18558 /24 Not Found
204.100.114.0/24 AS18558 /24 Not Found
204.100.90.0/24 AS18558 /24 Not Found
204.100.171.0/24 AS18558 /24 Not Found
204.100.40.0/24 AS18558 /24 Not Found
204.100.172.0/24 AS18558 /24 Not Found
204.100.234.0/24 AS18558 /24 Not Found
204.100.223.0/24 AS18558 /24 Not Found
204.100.56.0/24 AS18558 /24 Not Found
204.100.67.0/24 AS18558 /24 Not Found
204.100.206.0/24 AS18558 /24 Not Found
204.100.150.0/24 AS18558 /24 Not Found
204.100.129.0/24 AS18558 /24 Not Found
204.100.127.0/24 AS18558 /24 Not Found
204.100.119.0/24 AS18558 /24 Not Found
204.100.152.0/24 AS18558 /24 Not Found
204.100.118.0/24 AS18558 /24 Not Found
204.100.125.0/24 AS18558 /24 Not Found
204.100.173.0/24 AS18558 /24 Not Found
204.100.209.0/24 AS18558 /24 Not Found
204.100.185.0/24 AS18558 /24 Not Found
204.100.220.0/24 AS18558 /24 Not Found
204.100.103.0/24 AS18558 /24 Not Found
204.26.56.0/24 AS18558 /24 Not Found
204.100.232.0/24 AS18558 /24 Not Found
204.100.65.0/24 AS18558 /24 Not Found
204.100.41.0/24 AS18558 /24 Not Found
204.100.183.0/24 AS18558 /24 Not Found
204.100.229.0/24 AS18558 /24 Not Found
204.100.214.0/24 AS18558 /24 Not Found
204.100.235.0/24 AS18558 /24 Not Found
204.100.44.0/24 AS18558 /24 Not Found
204.100.74.0/24 AS18558 /24 Not Found
204.100.91.0/24 AS18558 /24 Not Found
204.100.94.0/24 AS18558 /24 Not Found
204.100.117.0/24 AS18558 /24 Not Found
204.100.242.0/24 AS18558 /24 Not Found
204.100.233.0/24 AS18558 /24 Not Found
204.100.180.0/24 AS18558 /24 Not Found
204.100.75.0/24 AS18558 /24 Not Found
204.26.48.0/21 AS18558 /21 Not Found
204.100.201.0/24 AS18558 /24 Not Found
204.100.157.0/24 AS18558 /24 Not Found
204.100.116.0/24 AS18558 /24 Not Found
204.100.93.0/24 AS18558 /24 Not Found
204.100.82.0/24 AS18558 /24 Not Found
204.100.105.0/24 AS18558 /24 Not Found
204.100.167.0/24 AS18558 /24 Not Found
204.100.126.0/24 AS18558 /24 Not Found
204.100.202.0/24 AS18558 /24 Not Found
204.100.190.0/24 AS18558 /24 Not Found

RPKI validation powered by rpki.zorn.ltd (Routinator).

Refresh AS18558 New Lookup Domain Health