ASN Lookup Tool

Geisinger System Services geisinger.edu US US 3 Routes

AS Data

AS29899

AS29899 – Geisinger System Services

AS Number 29899
AS Name GEISINGER
Organization Geisinger System Services(gmc-5)
Country US
Website geisinger.edu
Number of IPv4 Routes 2
Number of IPv6 Routes 1
ASN type EDUCATION
Registry ARIN
Date Allocated 2003-06-03

ASN Intelligence API for production workflows

Use ASN data for AS29899 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 # IPs
159.240.0.0/16 65536
159.240.131.0/24 256
2620:112:c000::/40 ~309×10²⁴

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:       29899
ASName:         GEISINGER
ASHandle:       AS29899
RegDate:        2003-06-03
Updated:        2012-03-20    
Ref:            https://rdap.arin.net/registry/autnum/29899


OrgName:        Geisinger System Services
OrgId:          GMC-5
Address:        Geisinger System Services 100 North Academy Avenue
City:           Danville
StateProv:      PA
PostalCode:     17822
Country:        US
RegDate:        1992-04-28
Updated:        2017-03-22
Ref:            https://rdap.arin.net/registry/entity/GMC-5


OrgAbuseHandle: DNSAD306-ARIN
OrgAbuseName:   DNS Administrator
OrgAbusePhone:  +1-570-271-6818 
OrgAbuseEmail:  nianetworkinfraarchitects@geisinger.edu
OrgAbuseRef:    https://rdap.arin.net/registry/entity/DNSAD306-ARIN

OrgTechHandle: DNSAD306-ARIN
OrgTechName:   DNS Administrator
OrgTechPhone:  +1-570-271-6818 
OrgTechEmail:  nianetworkinfraarchitects@geisinger.edu
OrgTechRef:    https://rdap.arin.net/registry/entity/DNSAD306-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
AS3737 PenTeleData Inc. US
AS14877 FirstLight Fiber, Inc. US
AS3356 Level 3 Parent, LLC US

Upstreams

AS Number Description Country
AS3737 PenTeleData Inc. US
AS14877 FirstLight Fiber, Inc. US
AS3356 Level 3 Parent, LLC US

Ready to get started?Get Started with IP Intelligence API Today

Get Started
CTA Illustration

Frequently Asked Questions

ASN AS29899 is an Autonomous System Number used to identify a network for BGP internet routing.
AS29899 is listed under Geisinger System Services.
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.