AS54866
TCS Education System
AS54866 is TCS Education System (tcsedsystem.edu). It announces 512 IPv4 addresses in 2 prefixes, and 0 IPv6 prefixes.
United States· ARIN· allocated 2012-09-13· education
512
IPv4 addresses announced
2
IPv4 prefixes
0
IPv6 prefixes
100.00%
of its routes RPKI-valid
512
of its IPv4 geolocated
1
country
Where its space is
The IPv4 it announces that IP Geolocation places, by country. A /24 counts for the AS announcing most of it.
- United States512 · 100.00%
Registry record
Its ASN Whois record, as the registry publishes it.
- handle
- TCS-EDUCATION-SYSTEM
- name
- TCS Education System
- org
- TES-41
- org name
- TCS Education System
- org address
- 350 N. Orleans, Chicago, IL, 60654
- org city
- Chicago
- org country
- US
- country
- US
- source
- arin
- created
- 2012-09-13
- updated
- 2012-09-13
- abuse name
- Netops
- abuse email
- netops@tcsedsystem.edu
- abuse phone
- +1-312-467-2511
- abuse kind
- role
- abuse city
- Chicago
- abuse country
- US
- admin name
- Netops
- admin email
- netops@tcsedsystem.edu
- admin phone
- +1-312-467-2511
- admin kind
- role
- admin city
- Chicago
- admin country
- US
- tech name
- Netops
- tech email
- netops@tcsedsystem.edu
- tech phone
- +1-312-467-2511
- tech kind
- role
- tech city
- Chicago
- tech country
- US
- abuse validated
- 1
What the databases see
Addresses each address-keyed database holds in the IPv4 it announces, as a share of that space, with its largest providers. Counts overlap.
- 0.20%
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
- None here
IPv4 prefixes
Every IPv4 prefix BGP Route saw it announce. A prefix another AS also announces says so.
| PREFIX | COUNTRY | RPKI | PEERS | FIRST SEEN |
|---|---|---|---|---|
| 206.126.246.0/24 | United States | valid | 16 | 2026-10-02 |
| 206.126.247.0/24 | United States | valid | 16 | 2026-10-02 |
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