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AS55182 Texas Capital Bank, N.A.

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Texas Capital Bank, N.A. texascapitalbank.com

US 2 Routes

AS Data

AS55182

AS55182 – Texas Capital Bank, N.A.

AS Number	55182
AS Name	TCB-NA
Organization	Texas Capital Bank, N.A. (tcbn)
Country	US
Website	texascapitalbank.com
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2013-03-22

ASN Intelligence API for production workflows

Use ASN data for AS55182 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
63.98.103.0/24	AS55182	Texas Capital Bank, N.A.	Texas Capital Bank	256
63.80.125.0/24	AS55182	Texas Capital Bank, N.A.	TEXAS CAPITAL BANK	256

Raw Whois Response

#
# 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:       55182
ASName:         TCB-NA
ASHandle:       AS55182
RegDate:        2013-03-22
Updated:        2013-03-22
Ref:            https://rdap.arin.net/registry/autnum/55182


OrgName:        Texas Capital Bank, N.A.
OrgId:          TCBN
Address:        2000 McKinney Avenue
City:           Dallas
StateProv:      TX
PostalCode:     75201
Country:        US
RegDate:        2013-03-05
Updated:        2022-01-25
Ref:            https://rdap.arin.net/registry/entity/TCBN


OrgAbuseHandle: ITNOC11-ARIN
OrgAbuseName:   IT NOC
OrgAbusePhone:  +1-855-280-6357 
OrgAbuseEmail:  it.noc@texascapitalbank.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITNOC11-ARIN

OrgTechHandle: STEPH576-ARIN
OrgTechName:   Stephens, Jeffrey 
OrgTechPhone:  +1-972-656-6314 
OrgTechEmail:  jeffrey.stephens@texascapitalbank.com
OrgTechRef:    https://rdap.arin.net/registry/entity/STEPH576-ARIN

OrgNOCHandle: ITNOC11-ARIN
OrgNOCName:   IT NOC
OrgNOCPhone:  +1-855-280-6357 
OrgNOCEmail:  it.noc@texascapitalbank.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ITNOC11-ARIN

OrgTechHandle: TAA12-ARIN
OrgTechName:   TCB ARIN Administrator
OrgTechPhone:  +1-972-656-6314 
OrgTechEmail:  ITARINAlerts@texascapitalbank.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TAA12-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.
#

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "55182",
    "as_handle" : "AS55182",
    "as_name" : "TCB-NA",
    "tech_contacts" : [ "STEPH576-ARIN", "TAA12-ARIN" ],
    "abuse_contacts" : [ "ITNOC11-ARIN" ],
    "date_created" : "2013-03-22",
    "date_updated" : "2013-03-22",
    "source" : "https://rdap.arin.net/registry/autnum/55182"
  } ],
  "organization" : {
    "handle" : "TCBN",
    "name" : "Texas Capital Bank, N.A.",
    "address" : [ "2000 McKinney Avenue", "Dallas", "TX", "75201", "US" ],
    "street" : "Mckinney Avenue",
    "city" : "Dallas",
    "state" : "TX",
    "zip_code" : "75201",
    "country" : [ "US" ],
    "date_created" : "2013-03-05",
    "date_updated" : "2022-01-25",
    "source" : "https://rdap.arin.net/registry/entity/TCBN",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "STEPH576-ARIN",
    "name" : "Stephens, Jeffrey",
    "email" : [ "jeffrey.stephens@texascapitalbank.com" ],
    "phone" : [ "+1-972-656-6314" ],
    "source" : "https://rdap.arin.net/registry/entity/STEPH576-ARIN"
  }, {
    "handle" : "TAA12-ARIN",
    "name" : "TCB ARIN Administrator",
    "email" : [ "ITARINAlerts@texascapitalbank.com" ],
    "phone" : [ "+1-972-656-6314" ],
    "source" : "https://rdap.arin.net/registry/entity/TAA12-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ITNOC11-ARIN",
    "name" : "IT NOC",
    "email" : [ "it.noc@texascapitalbank.com" ],
    "phone" : [ "+1-855-280-6357" ],
    "source" : "https://rdap.arin.net/registry/entity/ITNOC11-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS13335	Cloudflare, Inc.	US

Upstreams

AS Number	Description	Country
AS13335	Cloudflare, Inc.	US

Frequently Asked Questions

What is ASN AS55182?

ASN AS55182 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS55182?

AS55182 is listed under Texas Capital Bank, N.A..

What do peers, upstreams, and downstreams mean?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.