Report for 15196

Name

MDDOT - Maryland Department of Transportation, 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.

15196 MDDOT - Maryland Department of Transportation, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS6059          UMS2-ASN - University System of Maryland, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
3193  AS15196        ORIGIN  Originate:      67584 /15.96  Transit:          0 /0.00  MDDOT - Maryland Department of Transportation, 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       %
 8524 AS15196       MDDOT - Maryland Department of Transportation      7      5      0      2      5  71.43%


  Prefix               AS Path                              Aggregation Suggestion
  170.93.0.0/16        4777 2497 11164 10886 6059 15196   
  170.93.140.0/23      4777 2497 11164 10886 6059 15196 - Withdrawn - matching aggregate 170.93.0.0/16 4777 2497 11164 10886 6059 15196
  170.93.142.0/23      4777 2497 3356 27026 6059 15196   
  170.93.144.0/24      4777 2497 11164 10886 6059 15196 - Withdrawn - matching aggregate 170.93.0.0/16 4777 2497 11164 10886 6059 15196
  170.93.145.0/24      4777 2497 11164 10886 6059 15196 - Withdrawn - matching aggregate 170.93.0.0/16 4777 2497 11164 10886 6059 15196
  170.93.226.0/24      4777 2497 11164 10886 6059 15196 - Withdrawn - matching aggregate 170.93.0.0/16 4777 2497 11164 10886 6059 15196
  170.93.227.0/24      4777 2497 11164 10886 6059 15196 - Withdrawn - matching aggregate 170.93.0.0/16 4777 2497 11164 10886 6059 15196

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

AS15196   6 More Specifics   7 Total Advertisements   MDDOT - Maryland Department of Transportation, US
    170.93.140.0/23               170.93.0.0/16
    170.93.142.0/23               170.93.0.0/16
    170.93.144.0/24               170.93.0.0/16
    170.93.145.0/24               170.93.0.0/16
    170.93.226.0/24               170.93.0.0/16
    170.93.227.0/24               170.93.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS15196 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS15196\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:       15196
             ASName:         MDDOT
             ASHandle:       AS15196
             RegDate:        2008-03-28
             Updated:        2015-07-21
             Ref:            https://rdap.arin.net/registry/autnum/15196
             
             
             OrgName:        Maryland Department of Transportation
             OrgId:          MDT-1
             Address:        Office of Transportation Technical Services
             Address:        1 Orchard Road
             City:           Glen Burnie
             StateProv:      MD
             PostalCode:     21060
             Country:        US
             RegDate:        1994-03-21
             Updated:        2015-07-21
             Ref:            https://rdap.arin.net/registry/entity/MDT-1
             
             
             OrgTechHandle: MDOTP-ARIN
             OrgTechName:   MDOT POC
             OrgTechPhone:  +1-410-684-6106 
             OrgTechEmail:  mdotpocinfo@mdot.state.md.us
             OrgTechRef:    https://rdap.arin.net/registry/entity/MDOTP-ARIN
             
             OrgAbuseHandle: MDOTP-ARIN
             OrgAbuseName:   MDOT POC
             OrgAbusePhone:  +1-410-684-6106 
             OrgAbuseEmail:  mdotpocinfo@mdot.state.md.us
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/MDOTP-ARIN
             
             RTechHandle: MDOTP-ARIN
             RTechName:   MDOT POC
             RTechPhone:  +1-410-684-6106 
             RTechEmail:  mdotpocinfo@mdot.state.md.us
             RTechRef:    https://rdap.arin.net/registry/entity/MDOTP-ARIN
             
             RAbuseHandle: MDOTP-ARIN
             RAbuseName:   MDOT POC
             RAbusePhone:  +1-410-684-6106 
             RAbuseEmail:  mdotpocinfo@mdot.state.md.us
             RAbuseRef:    https://rdap.arin.net/registry/entity/MDOTP-ARIN
             
             RNOCHandle: MDOTP-ARIN
             RNOCName:   MDOT POC
             RNOCPhone:  +1-410-684-6106 
             RNOCEmail:  mdotpocinfo@mdot.state.md.us
             RNOCRef:    https://rdap.arin.net/registry/entity/MDOTP-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.
             #