ASN AS25903 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25903?

AS25903 is listed under Grid Communications.

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.

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS25903 Grid Communications | IPGeolocation.io

ASN Lookup Tool

Grid Communications gridcommunications.net

US 4 Routes

AS Data

AS25903

AS25903 – Grid Communications

AS Number	25903
AS Name	GRIDCOMMUNICATIONS-240
Organization	Grid Communications (gcl-240)
Country	US
Website	gridcommunications.net
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	2025-08-27

ASN Intelligence API for production workflows

Use ASN data for AS25903 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
66.171.34.0/24	AS25903	Grid Communications	Grid Communications	256
66.171.35.0/24	AS25903	Grid Communications	Grid Communications	256
213.159.15.0/24	AS25903	Grid Communications	Grid Communications	256
213.159.14.0/24	AS25903	Grid Communications	Grid Communications	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:       25903
ASName:         GRIDCOMMUNICATIONS-240
ASHandle:       AS25903
RegDate:        2025-08-27
Updated:        2025-08-27
Ref:            https://rdap.arin.net/registry/autnum/25903


OrgName:        Grid Communications
OrgId:          GCL-240
Address:        2385 NW Executive Center Dr STE 150
City:           BOCA RATON
StateProv:      FL
PostalCode:     33431
Country:        US
RegDate:        2025-08-12
Updated:        2025-08-19
Ref:            https://rdap.arin.net/registry/entity/GCL-240


OrgNOCHandle: CAMPO206-ARIN
OrgNOCName:   Campos, Christopher 
OrgNOCPhone:  +1-561-990-2643 
OrgNOCEmail:  chris.campos@gridcommunications.net
OrgNOCRef:    https://rdap.arin.net/registry/entity/CAMPO206-ARIN

OrgAbuseHandle: CAMPO206-ARIN
OrgAbuseName:   Campos, Christopher 
OrgAbusePhone:  +1-561-990-2643 
OrgAbuseEmail:  chris.campos@gridcommunications.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CAMPO206-ARIN

OrgTechHandle: CAMPO206-ARIN
OrgTechName:   Campos, Christopher 
OrgTechPhone:  +1-561-990-2643 
OrgTechEmail:  chris.campos@gridcommunications.net
OrgTechRef:    https://rdap.arin.net/registry/entity/CAMPO206-ARIN

OrgDNSHandle: CAMPO206-ARIN
OrgDNSName:   Campos, Christopher 
OrgDNSPhone:  +1-561-990-2643 
OrgDNSEmail:  chris.campos@gridcommunications.net
OrgDNSRef:    https://rdap.arin.net/registry/entity/CAMPO206-ARIN

OrgRoutingHandle: CAMPO206-ARIN
OrgRoutingName:   Campos, Christopher 
OrgRoutingPhone:  +1-561-990-2643 
OrgRoutingEmail:  chris.campos@gridcommunications.net
OrgRoutingRef:    https://rdap.arin.net/registry/entity/CAMPO206-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" : "25903",
    "as_handle" : "AS25903",
    "as_name" : "GRIDCOMMUNICATIONS-240",
    "admin_contacts" : [ "CAMPO206-ARIN" ],
    "tech_contacts" : [ "CAMPO206-ARIN", "CAMPO206-ARIN" ],
    "abuse_contacts" : [ "CAMPO206-ARIN" ],
    "date_created" : "2025-08-27",
    "date_updated" : "2025-08-27",
    "source" : "https://rdap.arin.net/registry/autnum/25903"
  } ],
  "organization" : {
    "handle" : "GCL-240",
    "name" : "Grid Communications",
    "address" : [ "2385 NW Executive Center Dr STE 150", "BOCA RATON", "FL", "33431", "US" ],
    "street" : "Nw Executive Center Dr",
    "city" : "Boca Raton",
    "state" : "FL",
    "zip_code" : "33431",
    "country" : [ "US" ],
    "date_created" : "2025-08-12",
    "date_updated" : "2025-08-19",
    "source" : "https://rdap.arin.net/registry/entity/GCL-240",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "CAMPO206-ARIN",
    "name" : "Campos, Christopher",
    "email" : [ "chris.campos@gridcommunications.net" ],
    "phone" : [ "+1-561-990-2643" ],
    "source" : "https://rdap.arin.net/registry/entity/CAMPO206-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "CAMPO206-ARIN",
    "name" : "Campos, Christopher",
    "email" : [ "chris.campos@gridcommunications.net" ],
    "phone" : [ "+1-561-990-2643" ],
    "source" : "https://rdap.arin.net/registry/entity/CAMPO206-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "CAMPO206-ARIN",
    "name" : "Campos, Christopher",
    "email" : [ "chris.campos@gridcommunications.net" ],
    "phone" : [ "+1-561-990-2643" ],
    "source" : "https://rdap.arin.net/registry/entity/CAMPO206-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS46887	Zayo Bandwidth	US

Upstreams

AS Number	Description	Country
AS46887	Zayo Bandwidth	US