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.

AS400508 The Juilliard School

Q: Why is WHOIS data shown for an ASN?

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

ASN Lookup Tool

The Juilliard School juilliard.edu

US 1 Routes

AS Data

AS400508

AS400508 – The Juilliard School

AS Number	400508
AS Name	JS-ASN-01
Organization	The Juilliard School(js-527)
Country	US
Website	juilliard.edu
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	EDUCATION
Registry	ARIN
Date Allocated	2022-03-04

ASN Intelligence API for production workflows

Use ASN data for AS400508 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
206.55.217.0/24	AS400508	The Juilliard School	The Juilliard School	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:       400508
ASName:         JS-ASN-01
ASHandle:       AS400508
RegDate:        2022-03-04
Updated:        2022-03-04    
Ref:            https://rdap.arin.net/registry/autnum/400508


OrgName:        The Juilliard School
OrgId:          JS-527
Address:        60 Lincoln Center Plaza
City:           New York
StateProv:      NY
PostalCode:     10023-6588
Country:        US
RegDate:        2022-02-04
Updated:        2022-02-11
Ref:            https://rdap.arin.net/registry/entity/JS-527


OrgTechHandle: PURCH10-ARIN
OrgTechName:   Purchases, IT 
OrgTechPhone:  +1-212-496-4871 
OrgTechEmail:  itpurchases@juilliard.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/PURCH10-ARIN

OrgAbuseHandle: PURCH10-ARIN
OrgAbuseName:   Purchases, IT 
OrgAbusePhone:  +1-212-496-4871 
OrgAbuseEmail:  itpurchases@juilliard.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PURCH10-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
AS12271	Charter Communications Inc	US
AS6461	Zayo Bandwidth	US

Upstreams

AS Number	Description	Country
AS12271	Charter Communications Inc	US
AS6461	Zayo Bandwidth	US

Frequently Asked Questions

What is ASN AS400508?

ASN AS400508 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS400508?

AS400508 is listed under The Juilliard School.

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.