ASN AS11999 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS11999?

AS11999 is listed under REJIS Commission.

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.

AS11999 REJIS Commission | IPGeolocation.io

ASN Lookup Tool

REJIS Commission rejis.org

US 4 Routes

AS Data

AS11999

AS11999 – REJIS Commission

AS Number	11999
AS Name	REJISCOMM-NET
Organization	REJIS Commission(rjis)
Country	US
Website	rejis.org
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2007-11-12

ASN Intelligence API for production workflows

Use ASN data for AS11999 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.246.32.0/24	AS11999	REJIS Commission	St. Louis County Government	256
208.85.74.0/24	AS11999	REJIS Commission	REJIS Commission	256
208.85.73.0/24	AS11999	REJIS Commission	REJIS Commission	256
208.85.72.0/24	AS11999	REJIS Commission	REJIS Commission	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:       11999
ASName:         REJISCOMM-NET
ASHandle:       AS11999
RegDate:        2007-11-12
Updated:        2012-03-20    
Ref:            https://rdap.arin.net/registry/autnum/11999


OrgName:        REJIS Commission
OrgId:          RJIS
Address:        4255 W Pine Blvd.
City:           St. Louis
StateProv:      MO
PostalCode:     63108
Country:        US
RegDate:        2007-08-15
Updated:        2023-06-13
Ref:            https://rdap.arin.net/registry/entity/RJIS


OrgTechHandle: NSM17-ARIN
OrgTechName:   Network Services Manager
OrgTechPhone:  +1-314-633-0222 
OrgTechEmail:  ctebbe@rejis.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NSM17-ARIN

OrgTechHandle: THOLE2-ARIN
OrgTechName:   Thole, Kevin 
OrgTechPhone:  +1-314-633-0354 
OrgTechEmail:  kthole@rejis.org
OrgTechRef:    https://rdap.arin.net/registry/entity/THOLE2-ARIN

OrgAbuseHandle: NSM17-ARIN
OrgAbuseName:   Network Services Manager
OrgAbusePhone:  +1-314-633-0222 
OrgAbuseEmail:  ctebbe@rejis.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NSM17-ARIN

RTechHandle: NSM17-ARIN
RTechName:   Network Services Manager
RTechPhone:  +1-314-633-0222 
RTechEmail:  ctebbe@rejis.org
RTechRef:    https://rdap.arin.net/registry/entity/NSM17-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

Peers

AS Number	Description	Country
AS62943	Missouri Network Alliance, LLC	US
AS22677	Charter Communications LLC	US

Upstreams

AS Number	Description	Country
AS62943	Missouri Network Alliance, LLC	US
AS22677	Charter Communications LLC	US