Report for 1416

Name

CHICAGO-PUBLIC-SCHOOLS - Chicago Public Schools, US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS2.0) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

1416 CHICAGO-PUBLIC-SCHOOLS - Chicago Public Schools, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS6325          ILLINOIS-CENTURY - Illinois Century Network, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14519 AS1416         ORIGIN  Originate:       5376 /19.61  Transit:          0 /0.00  CHICAGO-PUBLIC-SCHOOLS - Chicago Public Schools, US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
 6170 AS1416        CHICAGO-PUBLIC-SCHOOLS - Chicago Public Schoo     10      8      1      3      7  70.00%


  Prefix               AS Path                              Aggregation Suggestion
  64.150.0.0/20        4777 2497 7018 1416  + Announce - aggregate of 64.150.0.0/21 (4777 2497 7018 1416) and 64.150.8.0/21 (4777 2497 7018 1416)
  64.150.0.0/23        4777 2497 7018 1416  - Withdrawn - aggregated with 64.150.2.0/23 (4777 2497 7018 1416)
  64.150.2.0/23        4777 2497 7018 1416  - Withdrawn - aggregated with 64.150.0.0/23 (4777 2497 7018 1416)
  64.150.4.0/23        4777 2497 7018 1416  - Withdrawn - aggregated with 64.150.6.0/23 (4777 2497 7018 1416)
  64.150.6.0/23        4777 2497 7018 1416  - Withdrawn - aggregated with 64.150.4.0/23 (4777 2497 7018 1416)
  64.150.6.0/24        4777 2516 174 6325 1416   
  64.150.8.0/23        4777 2497 7018 1416  - Withdrawn - aggregated with 64.150.10.0/23 (4777 2497 7018 1416)
  64.150.10.0/23       4777 2497 7018 1416  - Withdrawn - aggregated with 64.150.8.0/23 (4777 2497 7018 1416)
  64.150.12.0/23       4777 2497 7018 1416  - Withdrawn - aggregated with 64.150.14.0/23 (4777 2497 7018 1416)
  64.150.14.0/23       4777 2497 7018 1416  - Withdrawn - aggregated with 64.150.12.0/23 (4777 2497 7018 1416)
  209.175.44.0/22      4777 2497 7018 1416    

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS1416   10 More Specifics   10 Total Advertisements   CHICAGO-PUBLIC-SCHOOLS - Chicago Public Schools, US
    64.150.0.0/23                 64.150.0.0/17
    64.150.2.0/23                 64.150.0.0/17
    64.150.4.0/23                 64.150.0.0/17
    64.150.6.0/23                 64.150.0.0/17
    64.150.6.0/24                 64.150.0.0/17
    64.150.8.0/23                 64.150.0.0/17
    64.150.10.0/23                64.150.0.0/17
    64.150.12.0/23                64.150.0.0/17
    64.150.14.0/23                64.150.0.0/17
    209.175.44.0/22               209.174.0.0/15

Whois Entry

whois: 402599

IANA has recorded AS1416 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS1416\n             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #
             
             
             ASNumber:       1416
             ASName:         CHICAGO-PUBLIC-SCHOOLS
             ASHandle:       AS1416
             RegDate:        2009-07-31
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/1416
             
             
             OrgName:        Chicago Public Schools
             OrgId:          CPS-8
             Address:        501 W 35th Street
             City:           Chicago
             StateProv:      IL
             PostalCode:     60603
             Country:        US
             RegDate:        1991-10-30
             Updated:        2024-04-29
             Ref:            https://rdap.arin.net/registry/entity/CPS-8
             
             
             OrgTechHandle: NOC33673-ARIN
             OrgTechName:   NOC
             OrgTechPhone:  +1-773-553-1299 
             OrgTechEmail:  Group-12510-ITS-SOC@cps.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/NOC33673-ARIN
             
             OrgAbuseHandle: NOC33673-ARIN
             OrgAbuseName:   NOC
             OrgAbusePhone:  +1-773-553-1299 
             OrgAbuseEmail:  Group-12510-ITS-SOC@cps.edu
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC33673-ARIN
             
             OrgDNSHandle: DNS1110-ARIN
             OrgDNSName:   DNS
             OrgDNSPhone:  +1-773-553-1299 
             OrgDNSEmail:  admin@cps.k12.il.us
             OrgDNSRef:    https://rdap.arin.net/registry/entity/DNS1110-ARIN
             
             OrgTechHandle: ALSTO35-ARIN
             OrgTechName:   Alston, Kyle 
             OrgTechPhone:  +1-872-344-7356 
             OrgTechEmail:  kwalston@cps.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/ALSTO35-ARIN
             
             OrgNOCHandle: NOC33673-ARIN
             OrgNOCName:   NOC
             OrgNOCPhone:  +1-773-553-1299 
             OrgNOCEmail:  Group-12510-ITS-SOC@cps.edu
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33673-ARIN
             
             OrgTechHandle: MYK-ARIN
             OrgTechName:   Myung, Yong Ki 
             OrgTechPhone:  +1-773-553-3526 
             OrgTechEmail:  ymyung@cps.edu
             OrgTechRef:    https://rdap.arin.net/registry/entity/MYK-ARIN
             
             RTechHandle: MYK-ARIN
             RTechName:   Myung, Yong Ki 
             RTechPhone:  +1-773-553-3526 
             RTechEmail:  ymyung@cps.edu
             RTechRef:    https://rdap.arin.net/registry/entity/MYK-ARIN
             
             RAbuseHandle: BURNS21-ARIN
             RAbuseName:   Burnson, Richard 
             RAbusePhone:  +1-773-553-1330 
             RAbuseEmail:  rburnson@cps.edu
             RAbuseRef:    https://rdap.arin.net/registry/entity/BURNS21-ARIN
             
             RNOCHandle: BURNS21-ARIN
             RNOCName:   Burnson, Richard 
             RNOCPhone:  +1-773-553-1330 
             RNOCEmail:  rburnson@cps.edu
             RNOCRef:    https://rdap.arin.net/registry/entity/BURNS21-ARIN
             
             RTechHandle: BURNS21-ARIN
             RTechName:   Burnson, Richard 
             RTechPhone:  +1-773-553-1330 
             RTechEmail:  rburnson@cps.edu
             RTechRef:    https://rdap.arin.net/registry/entity/BURNS21-ARIN
             
             
             #
             # ARIN WHOIS data and services are subject to the Terms of Use
             # available at: https://www.arin.net/resources/registry/whois/tou/
             #
             # If you see inaccuracies in the results, please report at
             # https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
             #
             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
             #