ASN AS31927 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS31927?

AS31927 is listed under MPR Associates.

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.

AS31927 MPR Associates | IPGeolocation.io

ASN Lookup Tool

MPR Associates mpr.com

US 1 Routes

AS Data

AS31927

AS31927 – MPR Associates

AS Number	31927
AS Name	MPR-ASSOCIATES
Organization	MPR Associates(mpras1)
Country	US
Website	mpr.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2010-10-21

ASN Intelligence API for production workflows

Use ASN data for AS31927 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
50.217.97.0/24	AS31927	MPR Associates	Crown Castle	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:       31927
ASName:         MPR-ASSOCIATES
ASHandle:       AS31927
RegDate:        2010-10-21
Updated:        2025-11-11    
Ref:            https://rdap.arin.net/registry/autnum/31927


OrgName:        MPR Associates
OrgId:          MPRAS1
Address:        320 King St
City:           Alexandria
StateProv:      VA
PostalCode:     22314
Country:        US
RegDate:        2010-07-22
Updated:        2025-11-11
Ref:            https://rdap.arin.net/registry/entity/MPRAS1


OrgTechHandle: CHRIS1702-ARIN
OrgTechName:   Christoff, Stone 
OrgTechPhone:  +1-703-519-0582 
OrgTechEmail:  schristoff@mpr.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CHRIS1702-ARIN

OrgAbuseHandle: CHRIS1702-ARIN
OrgAbuseName:   Christoff, Stone 
OrgAbusePhone:  +1-703-519-0582 
OrgAbuseEmail:  schristoff@mpr.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CHRIS1702-ARIN

OrgTechHandle: NETWO7789-ARIN
OrgTechName:   Network Administrator
OrgTechPhone:  +1-703-519-0200 
OrgTechEmail:  networkadmin@mpr.com
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO7789-ARIN

RTechHandle: CHRIS1702-ARIN
RTechName:   Christoff, Stone 
RTechPhone:  +1-703-519-0582 
RTechEmail:  schristoff@mpr.com
RTechRef:    https://rdap.arin.net/registry/entity/CHRIS1702-ARIN

RAbuseHandle: CHRIS1702-ARIN
RAbuseName:   Christoff, Stone 
RAbusePhone:  +1-703-519-0582 
RAbuseEmail:  schristoff@mpr.com
RAbuseRef:    https://rdap.arin.net/registry/entity/CHRIS1702-ARIN

RNOCHandle: CHRIS1702-ARIN
RNOCName:   Christoff, Stone 
RNOCPhone:  +1-703-519-0582 
RNOCEmail:  schristoff@mpr.com
RNOCRef:    https://rdap.arin.net/registry/entity/CHRIS1702-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

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US