ASN AS19860 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS19860?

AS19860 is listed under OPTIVER US LLC.

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.

AS19860 OPTIVER US LLC | IPGeolocation.io

ASN Lookup Tool

OPTIVER US LLC optiver.us

US 2 Routes

AS Data

AS19860

AS19860 – OPTIVER US LLC

AS Number	19860
AS Name	OPTIV-US-AS1
Organization	OPTIVER US LLC(optiv-5)
Country	US
Website	optiver.us
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2010-04-23

ASN Intelligence API for production workflows

Use ASN data for AS19860 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
38.98.181.0/24	AS19860	OPTIVER US LLC	Optiver Services US LLC	256
149.5.73.0/24	AS19860	OPTIVER US LLC	Optiver UK Ltd.	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:       19860
ASName:         OPTIV-US-AS1
ASHandle:       AS19860
RegDate:        2010-04-23
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/19860


OrgName:        OPTIVER US LLC
OrgId:          OPTIV-5
Address:        130 E Randolph St
Address:        Suite 800
City:           Chicago
StateProv:      IL
PostalCode:     60601
Country:        US
RegDate:        2010-03-19
Updated:        2024-04-05
Ref:            https://rdap.arin.net/registry/entity/OPTIV-5


OrgAbuseHandle: NETWO9211-ARIN
OrgAbuseName:   Network Engineering
OrgAbusePhone:  +1-312-821-9500 
OrgAbuseEmail:  networkchicago@optiver.us
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO9211-ARIN

OrgRoutingHandle: NETWO9211-ARIN
OrgRoutingName:   Network Engineering
OrgRoutingPhone:  +1-312-821-9500 
OrgRoutingEmail:  networkchicago@optiver.us
OrgRoutingRef:    https://rdap.arin.net/registry/entity/NETWO9211-ARIN

OrgDNSHandle: NETWO9211-ARIN
OrgDNSName:   Network Engineering
OrgDNSPhone:  +1-312-821-9500 
OrgDNSEmail:  networkchicago@optiver.us
OrgDNSRef:    https://rdap.arin.net/registry/entity/NETWO9211-ARIN

OrgAbuseHandle: KEMPF-ARIN
OrgAbuseName:   Kemp, Frits 
OrgAbusePhone:  +1-312-821-9221 
OrgAbuseEmail:  fritskemp@optiver.us
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KEMPF-ARIN

OrgNOCHandle: NETWO9211-ARIN
OrgNOCName:   Network Engineering
OrgNOCPhone:  +1-312-821-9500 
OrgNOCEmail:  networkchicago@optiver.us
OrgNOCRef:    https://rdap.arin.net/registry/entity/NETWO9211-ARIN

OrgTechHandle: KEMPF-ARIN
OrgTechName:   Kemp, Frits 
OrgTechPhone:  +1-312-821-9221 
OrgTechEmail:  fritskemp@optiver.us
OrgTechRef:    https://rdap.arin.net/registry/entity/KEMPF-ARIN

OrgTechHandle: NETWO9211-ARIN
OrgTechName:   Network Engineering
OrgTechPhone:  +1-312-821-9500 
OrgTechEmail:  networkchicago@optiver.us
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO9211-ARIN

RTechHandle: KEMPF-ARIN
RTechName:   Kemp, Frits 
RTechPhone:  +1-312-821-9221 
RTechEmail:  fritskemp@optiver.us
RTechRef:    https://rdap.arin.net/registry/entity/KEMPF-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
AS1239	Cogent Communications, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US