ASN AS53434 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53434?

AS53434 is listed under SRI International.

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.

AS53434 SRI International | IPGeolocation.io

ASN Lookup Tool

SRI International sri.com

US 1 Routes

AS Data

AS53434

AS53434 – SRI International

AS Number	53434
AS Name	SRI-INTERNATIONAL-PRINCETON
Organization	SRI International(si-342)
Country	US
Website	sri.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2014-09-30

ASN Intelligence API for production workflows

Use ASN data for AS53434 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
128.57.136.0/23	AS53434	SRI International	SRI International	512

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:       53434
ASName:         SRI-INTERNATIONAL-PRINCETON
ASHandle:       AS53434
RegDate:        2014-09-30
Updated:        2014-09-30    
Ref:            https://rdap.arin.net/registry/autnum/53434


OrgName:        SRI International
OrgId:          SI-342
Address:        201 Washington Road
City:           Princeton
StateProv:      NJ
PostalCode:     08543
Country:        US
RegDate:        2014-06-25
Updated:        2025-12-01
Ref:            https://rdap.arin.net/registry/entity/SI-342


OrgAbuseHandle: MAMF-ARIN
OrgAbuseName:   Favis, Mark Anthony  Medrano
OrgAbusePhone:  +1-650-859-6499 
OrgAbuseEmail:  mark.favis@sri.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MAMF-ARIN

OrgTechHandle: MNS19-ARIN
OrgTechName:   Manager, Network Systems
OrgTechPhone:  +1-609-651-2985 
OrgTechEmail:  raymond.mccallus@sri.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MNS19-ARIN

OrgRoutingHandle: TOMAS90-ARIN
OrgRoutingName:   Tomasetti, John 
OrgRoutingPhone:  +1-650-859-6166 
OrgRoutingEmail:  john.tomasetti@sri.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/TOMAS90-ARIN

OrgRoutingHandle: MAMF-ARIN
OrgRoutingName:   Favis, Mark Anthony  Medrano
OrgRoutingPhone:  +1-650-859-6499 
OrgRoutingEmail:  mark.favis@sri.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/MAMF-ARIN

OrgAbuseHandle: TOMAS90-ARIN
OrgAbuseName:   Tomasetti, John 
OrgAbusePhone:  +1-650-859-6166 
OrgAbuseEmail:  john.tomasetti@sri.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TOMAS90-ARIN

OrgDNSHandle: TOMAS90-ARIN
OrgDNSName:   Tomasetti, John 
OrgDNSPhone:  +1-650-859-6166 
OrgDNSEmail:  john.tomasetti@sri.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/TOMAS90-ARIN

OrgAbuseHandle: MNS19-ARIN
OrgAbuseName:   Manager, Network Systems
OrgAbusePhone:  +1-609-651-2985 
OrgAbuseEmail:  raymond.mccallus@sri.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MNS19-ARIN

OrgNOCHandle: MNS19-ARIN
OrgNOCName:   Manager, Network Systems
OrgNOCPhone:  +1-609-651-2985 
OrgNOCEmail:  raymond.mccallus@sri.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/MNS19-ARIN

OrgTechHandle: MAMF-ARIN
OrgTechName:   Favis, Mark Anthony  Medrano
OrgTechPhone:  +1-650-859-6499 
OrgTechEmail:  mark.favis@sri.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MAMF-ARIN

OrgTechHandle: TOMAS90-ARIN
OrgTechName:   Tomasetti, John 
OrgTechPhone:  +1-650-859-6166 
OrgTechEmail:  john.tomasetti@sri.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TOMAS90-ARIN

OrgDNSHandle: MAMF-ARIN
OrgDNSName:   Favis, Mark Anthony  Medrano
OrgDNSPhone:  +1-650-859-6499 
OrgDNSEmail:  mark.favis@sri.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/MAMF-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
AS33287	Comcast Cable Communications, LLC	US
AS33659	Comcast Cable Communications, LLC	US

Upstreams

AS Number	Description	Country
AS33287	Comcast Cable Communications, LLC	US
AS33659	Comcast Cable Communications, LLC	US