ASN Lookup Tool

Adelphi University adelphi.edu US US 6 Routes

AS Data

AS20306

AS20306 – Adelphi University

AS Number 20306
AS Name ADELPHI
Organization Adelphi University(adelph)
Country US
Website adelphi.edu
Number of IPv4 Routes 4
Number of IPv6 Routes 2
ASN type EDUCATION
Registry ARIN
Date Allocated 2001-04-20

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Use ASN data for AS20306 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
192.160.130.0/24 256
192.160.131.0/24 256
192.100.55.0/24 256
192.147.12.0/24 256
2620:65:8000::/48 ~1×10²⁴
2620:65:8000::/46 ~5×10²⁴

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:       20306
ASName:         ADELPHI
ASHandle:       AS20306
RegDate:        2001-04-20
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/20306


OrgName:        Adelphi University
OrgId:          ADELPH
Address:        OIT&R
Address:        1 South Ave
City:           Garden City
StateProv:      NY
PostalCode:     11530
Country:        US
RegDate:        1991-03-25
Updated:        2011-07-06
Ref:            https://rdap.arin.net/registry/entity/ADELPH


OrgTechHandle: FHI5-ARIN
OrgTechName:   Hicks, Fred 
OrgTechPhone:  +1-516-877-3338 
OrgTechEmail:  arintech@adelphi.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/FHI5-ARIN

OrgAbuseHandle: ABUSE1796-ARIN
OrgAbuseName:   Abuse Coordinator
OrgAbusePhone:  +1-516-877-3340 
OrgAbuseEmail:  abuse@adelphi.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1796-ARIN

RAbuseHandle: ABUSE1796-ARIN
RAbuseName:   Abuse Coordinator
RAbusePhone:  +1-516-877-3340 
RAbuseEmail:  abuse@adelphi.edu
RAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE1796-ARIN

RNOCHandle: FHI5-ARIN
RNOCName:   Hicks, Fred 
RNOCPhone:  +1-516-877-3338 
RNOCEmail:  arintech@adelphi.edu
RNOCRef:    https://rdap.arin.net/registry/entity/FHI5-ARIN

RTechHandle: FHI5-ARIN
RTechName:   Hicks, Fred 
RTechPhone:  +1-516-877-3338 
RTechEmail:  arintech@adelphi.edu
RTechRef:    https://rdap.arin.net/registry/entity/FHI5-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
AS46887 Crown Castle Fiber LLC US
AS54004 Cablevision Lightpath LLC US

Upstreams

AS Number Description Country
AS46887 Crown Castle Fiber LLC US
AS54004 Cablevision Lightpath LLC US

Contacts

Email Contacts

arintech@adelphi.edu

Abuse Contacts

abuse@adelphi.edu

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Frequently Asked Questions

ASN AS20306 is an Autonomous System Number used to identify a network for BGP internet routing.
AS20306 is listed under Adelphi University.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.