Report for 18674

Name

FROST-BANK - Frost Bank, 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.

18674 FROST-BANK - Frost Bank, US

  Adjacency:     4  Upstream:     4  Downstream:     0
  Upstream Adjacent AS list
    AS11427         TWC-11427-TEXAS - Charter Communications Inc, US
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS19551         INCAPSULA - Incapsula Inc, US
    AS6939          HURRICANE - Hurricane Electric LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
32685 AS18674        ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  FROST-BANK - Frost Bank, 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       %
35273 AS18674       FROST-BANK - Frost Bank, US                        5      0      0      5      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  64.190.2.0/24        4777 6939 18674        
  66.136.40.0/24       4777 2516 4637 19551 18674   
  75.11.242.0/24       4777 2497 7018 18674   
  209.184.178.0/24     4777 2516 4637 19551 18674   
  216.247.77.0/24      4777 6939 18674        

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

AS18674   3 More Specifics   5 Total Advertisements   FROST-BANK - Frost Bank, US
    66.136.40.0/24                66.136.0.0/13
    75.11.242.0/24                75.8.0.0/13
    209.184.178.0/24              209.184.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS18674 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS18674\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:       18674
             ASName:         FROST-BANK
             ASHandle:       AS18674
             RegDate:        2000-09-27
             Updated:        2021-07-12
             Ref:            https://rdap.arin.net/registry/autnum/18674
             
             
             OrgName:        Frost Bank
             OrgId:          FNB-19
             Address:        3838 Rogers Rd
             City:           San Antonio
             StateProv:      TX
             PostalCode:     78251
             Country:        US
             RegDate:        2000-09-27
             Updated:        2021-12-15
             Ref:            https://rdap.arin.net/registry/entity/FNB-19
             
             
             OrgTechHandle: NTS24-ARIN
             OrgTechName:   Network Transport Services
             OrgTechPhone:  +1-210-220-5910 
             OrgTechEmail:  networktransportservices@frostbank.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NTS24-ARIN
             
             OrgAbuseHandle: NTS24-ARIN
             OrgAbuseName:   Network Transport Services
             OrgAbusePhone:  +1-210-220-5910 
             OrgAbuseEmail:  networktransportservices@frostbank.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NTS24-ARIN
             
             RAbuseHandle: NTS24-ARIN
             RAbuseName:   Network Transport Services
             RAbusePhone:  +1-210-220-5910 
             RAbuseEmail:  networktransportservices@frostbank.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/NTS24-ARIN
             
             RNOCHandle: NTS24-ARIN
             RNOCName:   Network Transport Services
             RNOCPhone:  +1-210-220-5910 
             RNOCEmail:  networktransportservices@frostbank.com
             RNOCRef:    https://rdap.arin.net/registry/entity/NTS24-ARIN
             
             RTechHandle: NTS24-ARIN
             RTechName:   Network Transport Services
             RTechPhone:  +1-210-220-5910 
             RTechEmail:  networktransportservices@frostbank.com
             RTechRef:    https://rdap.arin.net/registry/entity/NTS24-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.
             #