ASN AS7871 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS7871?

AS7871 is listed under SEI Data, Inc..

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.

AS7871 SEI Data, Inc. | IPGeolocation.io

ASN Lookup Tool

SEI Data, Inc. seidata.com

US 5 Routes

AS Data

AS7871

AS7871 – SEI Data, Inc.

AS Number	7871
AS Name	SEIDATA
Organization	SEI Data, Inc.(seid)
Country	US
Website	seidata.com
Number of IPv4 Routes	4
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	1997-02-03

ASN Intelligence API for production workflows

Use ASN data for AS7871 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
2607:ff40::/32	AS7871	SEI Data, Inc.	SEI Data, Inc.	~79×10²⁷
170.4.32.0/19	AS7871	SEI Data, Inc.	SEI Data, Inc.	8192
98.158.208.0/20	AS7871	SEI Data, Inc.	SEI Data, Inc.	4096
170.4.176.0/20	AS7871	SEI Data, Inc.	SEI Data, Inc.	4096
206.162.192.0/19	AS7871	SEI Data, Inc.	SEI Data, Inc.	8192

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:       7871
ASName:         SEIDATA
ASHandle:       AS7871
RegDate:        1997-02-03
Updated:        1999-09-02    
Ref:            https://rdap.arin.net/registry/autnum/7871


OrgName:        SEI Data, Inc.
OrgId:          SEID
Address:        14005 US 50
Address:        Building #2
City:           Dillsboro
StateProv:      IN
PostalCode:     47018
Country:        US
RegDate:        1996-11-14
Updated:        2023-05-05
Ref:            https://rdap.arin.net/registry/entity/SEID

ReferralServer:  rwhois://rwhois.seidata.com:4321

OrgTechHandle: ZS96-ARIN
OrgTechName:   IP Administrator
OrgTechPhone:  +1-812-744-5100 
OrgTechEmail:  ip-admin@seidata.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ZS96-ARIN

OrgAbuseHandle: ABUSE136-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-812-744-5100 
OrgAbuseEmail:  abuse@seidata.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE136-ARIN

RTechHandle: RE137-ARIN
RTechName:   Evans, Robert 
RTechPhone:  +1-812-667-5100 
RTechEmail:  evanss@seidata.com
RTechRef:    https://rdap.arin.net/registry/entity/RE137-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
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US

Contacts

Email Contacts

ip-admin@seidata.com

Abuse Contacts

abuse@seidata.com