ASN AS16478 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS16478?

AS16478 is listed under Colonial IU 20.

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.

AS16478 Colonial IU 20 | IPGeolocation.io

ASN Lookup Tool

Colonial IU 20 ciu20.org

US 21 Routes

AS Data

AS16478

AS16478 – Colonial IU 20

AS Number	16478
AS Name	COLONIALNET-IU20
Organization	Colonial IU 20(ci2-4)
Country	US
Website	ciu20.org
Number of IPv4 Routes	17
Number of IPv6 Routes	4
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2005-06-20

ASN Intelligence API for production workflows

Use ASN data for AS16478 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
216.162.122.0/24	AS16478	Colonial IU 20	Colonial IU	256
2620:11f:4000::/44	AS16478	Colonial IU 20	Colonial IU	~19×10²⁴
216.162.116.0/24	AS16478	Colonial IU 20	Bethlehem Area Vocational Technical School	256
216.162.114.0/24	AS16478	Colonial IU 20	Delaware Valley School District	256
216.162.119.0/24	AS16478	Colonial IU 20	Colonial IU	256
216.162.120.0/24	AS16478	Colonial IU 20	Colonial IU	256
216.162.118.0/24	AS16478	Colonial IU 20	Stroudsburg Area School District	256
216.162.126.0/24	AS16478	Colonial IU 20	Colonial IU	256
216.162.124.0/24	AS16478	Colonial IU 20	Colonial IU	256
216.162.113.0/24	AS16478	Colonial IU 20	Colonial Intermediate Unit	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:       16478
ASName:         COLONIALNET-IU20
ASHandle:       AS16478
RegDate:        2005-06-20
Updated:        2016-05-26    
Ref:            https://rdap.arin.net/registry/autnum/16478


OrgName:        Colonial IU 20
OrgId:          CI2-4
Address:        6 Danforth Dr
City:           Easton
StateProv:      PA
PostalCode:     18045
Country:        US
RegDate:        2005-06-15
Updated:        2015-02-26
Ref:            https://rdap.arin.net/registry/entity/CI2-4


OrgTechHandle: NTS8-ARIN
OrgTechName:   Network Technical Support
OrgTechPhone:  +1-610-515-6519 
OrgTechEmail:  arin@ciu20.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NTS8-ARIN

OrgNOCHandle: NOC1843-ARIN
OrgNOCName:   Network Operations Center
OrgNOCPhone:  +1-610-515-6519 
OrgNOCEmail:  arin@ciu20.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC1843-ARIN

OrgAbuseHandle: NTS8-ARIN
OrgAbuseName:   Network Technical Support
OrgAbusePhone:  +1-610-515-6519 
OrgAbuseEmail:  arin@ciu20.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NTS8-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
AS13335	Cloudflare, Inc.	US
AS3737	PenTeleData Inc.	US
AS6079	RCN	US

Upstreams

AS Number	Description	Country
AS13335	Cloudflare, Inc.	US
AS3737	PenTeleData Inc.	US
AS6079	RCN	US