ASN AS19945 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19945?

AS19945 is listed under Granbury Independent School District.

What do peers, upstreams, and downstreams mean in ASN data?

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 shown for an ASN?

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

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AS19945 Granbury Independent School District

Granbury Independent School District granburyisd.org

US 2 Routes

AS Data

AS19945

AS19945 – Granbury Independent School District

AS Number	19945
AS Name	GRANBURYISD
Organization	Granbury Independent School District (gisd-6)
Country	US
Website	granburyisd.org
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2011-01-13

ASN Intelligence API for production workflows

Use ASN data for AS19945 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2620:101:3000::/42	AS19945	Granbury Independent School District	Granbury Independent School District	~77×10²⁴
216.46.192.0/19	AS19945	Granbury Independent School District	Granbury Independent School District	8192

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:       19945
ASName:         GRANBURYISD
ASHandle:       AS19945
RegDate:        2011-01-13
Updated:        2021-08-19
Comment:        http://www.granburyisd.org
Ref:            https://rdap.arin.net/registry/autnum/19945


OrgName:        Granbury Independent School District
OrgId:          GISD-6
Address:        217 N. Jones
City:           Granbury
StateProv:      TX
PostalCode:     76048
Country:        US
RegDate:        2010-10-29
Updated:        2021-08-19
Comment:        http://www.granburyisd.org
Comment:        Standard NOC hours are 7:00 AM to 4:30 PM CST
Ref:            https://rdap.arin.net/registry/entity/GISD-6


OrgAbuseHandle: NOCA7-ARIN
OrgAbuseName:   Network Operations Center Abuse
OrgAbusePhone:  +1-817-408-4125 
OrgAbuseEmail:  abuse@granburyisd.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOCA7-ARIN

OrgDNSHandle: STARN2-ARIN
OrgDNSName:   Starnes, Curtis 
OrgDNSPhone:  +1-817-408-4125 
OrgDNSEmail:  curtis.starnes@granburyisd.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/STARN2-ARIN

OrgNOCHandle: NETWO4002-ARIN
OrgNOCName:   Network Administrator
OrgNOCPhone:  +1-817-408-4125 
OrgNOCEmail:  netadmin@granburyisd.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO4002-ARIN

OrgRoutingHandle: STARN2-ARIN
OrgRoutingName:   Starnes, Curtis 
OrgRoutingPhone:  +1-817-408-4125 
OrgRoutingEmail:  curtis.starnes@granburyisd.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/STARN2-ARIN

OrgTechHandle: STARN2-ARIN
OrgTechName:   Starnes, Curtis 
OrgTechPhone:  +1-817-408-4125 
OrgTechEmail:  curtis.starnes@granburyisd.org
OrgTechRef:    https://rdap.arin.net/registry/entity/STARN2-ARIN

OrgAbuseHandle: STARN2-ARIN
OrgAbuseName:   Starnes, Curtis 
OrgAbusePhone:  +1-817-408-4125 
OrgAbuseEmail:  curtis.starnes@granburyisd.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/STARN2-ARIN

OrgRoutingHandle: NETWO4002-ARIN
OrgRoutingName:   Network Administrator
OrgRoutingPhone:  +1-817-408-4125 
OrgRoutingEmail:  netadmin@granburyisd.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO4002-ARIN

OrgTechHandle: NETWO4002-ARIN
OrgTechName:   Network Administrator
OrgTechPhone:  +1-817-408-4125 
OrgTechEmail:  netadmin@granburyisd.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO4002-ARIN

OrgNOCHandle: STARN2-ARIN
OrgNOCName:   Starnes, Curtis 
OrgNOCPhone:  +1-817-408-4125 
OrgNOCEmail:  curtis.starnes@granburyisd.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/STARN2-ARIN

OrgDNSHandle: NETWO4002-ARIN
OrgDNSName:   Network Administrator
OrgDNSPhone:  +1-817-408-4125 
OrgDNSEmail:  netadmin@granburyisd.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/NETWO4002-ARIN

RAbuseHandle: STARN2-ARIN
RAbuseName:   Starnes, Curtis 
RAbusePhone:  +1-817-408-4125 
RAbuseEmail:  curtis.starnes@granburyisd.org
RAbuseRef:    https://rdap.arin.net/registry/entity/STARN2-ARIN

RTechHandle: NETWO4002-ARIN
RTechName:   Network Administrator
RTechPhone:  +1-817-408-4125 
RTechEmail:  netadmin@granburyisd.org
RTechRef:    https://rdap.arin.net/registry/entity/NETWO4002-ARIN

RNOCHandle: NETWO4002-ARIN
RNOCName:   Network Administrator
RNOCPhone:  +1-817-408-4125 
RNOCEmail:  netadmin@granburyisd.org
RNOCRef:    https://rdap.arin.net/registry/entity/NETWO4002-ARIN

RNOCHandle: STARN2-ARIN
RNOCName:   Starnes, Curtis 
RNOCPhone:  +1-817-408-4125 
RNOCEmail:  curtis.starnes@granburyisd.org
RNOCRef:    https://rdap.arin.net/registry/entity/STARN2-ARIN

RAbuseHandle: NOCA7-ARIN
RAbuseName:   Network Operations Center Abuse
RAbusePhone:  +1-817-408-4125 
RAbuseEmail:  abuse@granburyisd.org
RAbuseRef:    https://rdap.arin.net/registry/entity/NOCA7-ARIN

RTechHandle: STARN2-ARIN
RTechName:   Starnes, Curtis 
RTechPhone:  +1-817-408-4125 
RTechEmail:  curtis.starnes@granburyisd.org
RTechRef:    https://rdap.arin.net/registry/entity/STARN2-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" : "19945",
    "as_handle" : "AS19945",
    "as_name" : "GRANBURYISD",
    "admin_contacts" : [ "STARN2-ARIN", "NETWO4002-ARIN" ],
    "tech_contacts" : [ "STARN2-ARIN", "STARN2-ARIN", "NETWO4002-ARIN", "NETWO4002-ARIN", "NETWO4002-ARIN", "STARN2-ARIN" ],
    "abuse_contacts" : [ "NOCA7-ARIN", "STARN2-ARIN", "STARN2-ARIN", "NOCA7-ARIN" ],
    "date_created" : "2011-01-13",
    "date_updated" : "2021-08-19",
    "source" : "https://rdap.arin.net/registry/autnum/19945"
  } ],
  "organization" : {
    "handle" : "GISD-6",
    "name" : "Granbury Independent School District",
    "address" : [ "217 N. Jones", "Granbury", "TX", "76048", "US" ],
    "street" : "N. Jones",
    "city" : "Granbury",
    "state" : "TX",
    "zip_code" : "76048",
    "country" : [ "US" ],
    "date_created" : "2010-10-29",
    "date_updated" : "2021-08-19",
    "source" : "https://rdap.arin.net/registry/entity/GISD-6",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "STARN2-ARIN",
    "name" : "Starnes, Curtis",
    "email" : [ "curtis.starnes@granburyisd.org" ],
    "phone" : [ "+1-817-408-4125" ],
    "source" : "https://rdap.arin.net/registry/entity/STARN2-ARIN"
  }, {
    "handle" : "NETWO4002-ARIN",
    "name" : "Network Administrator",
    "email" : [ "netadmin@granburyisd.org" ],
    "phone" : [ "+1-817-408-4125" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO4002-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "STARN2-ARIN",
    "name" : "Starnes, Curtis",
    "email" : [ "curtis.starnes@granburyisd.org" ],
    "phone" : [ "+1-817-408-4125" ],
    "source" : "https://rdap.arin.net/registry/entity/STARN2-ARIN"
  }, {
    "handle" : "NETWO4002-ARIN",
    "name" : "Network Administrator",
    "email" : [ "netadmin@granburyisd.org" ],
    "phone" : [ "+1-817-408-4125" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO4002-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NOCA7-ARIN",
    "name" : "Network Operations Center Abuse",
    "email" : [ "abuse@granburyisd.org" ],
    "phone" : [ "+1-817-408-4125" ],
    "source" : "https://rdap.arin.net/registry/entity/NOCA7-ARIN"
  }, {
    "handle" : "STARN2-ARIN",
    "name" : "Starnes, Curtis",
    "email" : [ "curtis.starnes@granburyisd.org" ],
    "phone" : [ "+1-817-408-4125" ],
    "source" : "https://rdap.arin.net/registry/entity/STARN2-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS11353	Education Service Center Region XI	US
AS11427	Charter Communications Inc	US

Upstreams

AS Number	Description	Country
AS11353	Education Service Center Region XI	US
AS11427	Charter Communications Inc	US

Contacts

Email Contacts

netadmin@granburyisd.org curtis.starnes@granburyisd.org

Abuse Contacts

abuse@granburyisd.org

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