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AS1917 CTC | IPGeolocation.io

Q: 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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US 0 Routes

AS Data

AS1917

AS1917 – CTC

AS Number	1917
AS Name	CTCSERV-AS
Organization	CTC(ctc-92)
Country	US
Number of IPv4 Routes	0
Number of IPv6 Routes	0
ASN type	ISP
Registry	ARIN
Date Allocated	1992-07-07

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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:       1917
ASName:         CTCSERV-AS
ASHandle:       AS1917
RegDate:        1992-07-07
Updated:        1992-07-07    
Ref:            https://rdap.arin.net/registry/autnum/1917


OrgName:        CTC
OrgId:          CTC-92
Address:        3860 159th NE, Suite 150
City:           Redmond
StateProv:      WA
PostalCode:     98052
Country:        US
RegDate:        1992-07-07
Updated:        2012-10-10
Ref:            https://rdap.arin.net/registry/entity/CTC-92


OrgAbuseHandle: JL120-ARIN
OrgAbuseName:   Lowdon, John 
OrgAbusePhone:  +1-206-881-4461 
OrgAbuseEmail:  
OrgAbuseRef:    https://rdap.arin.net/registry/entity/JL120-ARIN

OrgTechHandle: JL120-ARIN
OrgTechName:   Lowdon, John 
OrgTechPhone:  +1-206-881-4461 
OrgTechEmail:  
OrgTechRef:    https://rdap.arin.net/registry/entity/JL120-ARIN

RTechHandle: JL120-ARIN
RTechName:   Lowdon, John 
RTechPhone:  +1-206-881-4461 
RTechEmail:  
RTechRef:    https://rdap.arin.net/registry/entity/JL120-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

Frequently Asked Questions

What is ASN AS1917?

ASN AS1917 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS1917?

AS1917 is listed under CTC.

What do peers, upstreams, and downstreams mean?

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 included here?

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

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.