ASN AS21515 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS21515?

AS21515 is listed under SISKIYOU TELEPHONE COMPANY.

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.

AS21515 SISKIYOU TELEPHONE COMPANY

ASN Lookup Tool

SISKIYOU TELEPHONE COMPANY siskiyoutelephone.com

US 3 Routes

AS Data

AS21515

AS21515 – SISKIYOU TELEPHONE COMPANY

AS Number	21515
AS Name	NET-SISQTEL-NET1
Organization	SISKIYOU TELEPHONE COMPANY(siskiy-1)
Country	US
Website	siskiyoutelephone.com
Number of IPv4 Routes	2
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2001-05-15

ASN Intelligence API for production workflows

Use ASN data for AS21515 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2604:9800::/32	AS21515	SISKIYOU TELEPHONE COMPANY	SISKIYOU TELEPHONE COMPANY	~79×10²⁷
137.119.64.0/20	AS21515	SISKIYOU TELEPHONE COMPANY	SISKIYOU TELEPHONE COMPANY	4096
137.119.26.0/23	AS21515	SISKIYOU TELEPHONE COMPANY	SISKIYOU TELEPHONE COMPANY	512

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:       21515
ASName:         NET-SISQTEL-NET1
ASHandle:       AS21515
RegDate:        2001-05-15
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/21515


OrgName:        SISKIYOU TELEPHONE COMPANY
OrgId:          SISKIY-1
Address:        30 TELCO WAY
City:           ETNA
StateProv:      CA
PostalCode:     96027
Country:        US
RegDate:        2001-05-15
Updated:        2025-10-01
Ref:            https://rdap.arin.net/registry/entity/SISKIY-1


OrgDNSHandle: SDF15-ARIN
OrgDNSName:   Friden, Skylar D
OrgDNSPhone:  +1-530-467-6166 
OrgDNSEmail:  s.friden@siskiyoutelephone.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/SDF15-ARIN

OrgNOCHandle: DM1726-ARIN
OrgNOCName:   MOODY, DAVE 
OrgNOCPhone:  +1-530-598-0120 
OrgNOCEmail:  it.staff@siskiyoutelephone.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/DM1726-ARIN

OrgTechHandle: ROBIN1199-ARIN
OrgTechName:   Robinson, Collin 
OrgTechPhone:  +1-530-467-6121 
OrgTechEmail:  c.robinson@siskiyoutelephone.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ROBIN1199-ARIN

OrgDNSHandle: DM1726-ARIN
OrgDNSName:   MOODY, DAVE 
OrgDNSPhone:  +1-530-598-0120 
OrgDNSEmail:  it.staff@siskiyoutelephone.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/DM1726-ARIN

OrgNOCHandle: SDF15-ARIN
OrgNOCName:   Friden, Skylar D
OrgNOCPhone:  +1-530-467-6166 
OrgNOCEmail:  s.friden@siskiyoutelephone.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/SDF15-ARIN

OrgTechHandle: SDF15-ARIN
OrgTechName:   Friden, Skylar D
OrgTechPhone:  +1-530-467-6166 
OrgTechEmail:  s.friden@siskiyoutelephone.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SDF15-ARIN

OrgRoutingHandle: DM1726-ARIN
OrgRoutingName:   MOODY, DAVE 
OrgRoutingPhone:  +1-530-598-0120 
OrgRoutingEmail:  it.staff@siskiyoutelephone.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/DM1726-ARIN

OrgNOCHandle: ROBIN1199-ARIN
OrgNOCName:   Robinson, Collin 
OrgNOCPhone:  +1-530-467-6121 
OrgNOCEmail:  c.robinson@siskiyoutelephone.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ROBIN1199-ARIN

OrgTechHandle: DM1726-ARIN
OrgTechName:   MOODY, DAVE 
OrgTechPhone:  +1-530-598-0120 
OrgTechEmail:  it.staff@siskiyoutelephone.com
OrgTechRef:    https://rdap.arin.net/registry/entity/DM1726-ARIN

OrgRoutingHandle: SDF15-ARIN
OrgRoutingName:   Friden, Skylar D
OrgRoutingPhone:  +1-530-467-6166 
OrgRoutingEmail:  s.friden@siskiyoutelephone.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/SDF15-ARIN

OrgAbuseHandle: ABUSE8926-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-530-467-6000 
OrgAbuseEmail:  copyright@sisqtel.net
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8926-ARIN

RTechHandle: DM1726-ARIN
RTechName:   MOODY, DAVE 
RTechPhone:  +1-530-598-0120 
RTechEmail:  it.staff@siskiyoutelephone.com
RTechRef:    https://rdap.arin.net/registry/entity/DM1726-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
AS394813	Karuk Tribe	US
AS7018	AT&T Enterprises, LLC	US
AS36012	HUNTER COMMUNICATIONS	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS36012	HUNTER COMMUNICATIONS	US
AS174	Cogent Communications, LLC	US

Downstreams

AS Number	Description	Country
AS394813	Karuk Tribe	US