ASN AS1621 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS1621?

AS1621 is listed under Securian Financial Group, 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.

AS1621 Securian Financial Group, Inc.

ASN Lookup Tool

Securian Financial Group, Inc. securian.com

US 3 Routes

AS Data

AS1621

AS1621 – Securian Financial Group, Inc.

AS Number	1621
AS Name	ASN-SECURIAN
Organization	Securian Financial Group, Inc.(secur-71)
Country	US
Website	securian.com
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2009-08-12

ASN Intelligence API for production workflows

Use ASN data for AS1621 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

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
170.11.1.0/24	AS1621	Securian Financial Group, Inc.	Securian Financial Group, Inc.	256
170.11.0.0/16	AS1621	Securian Financial Group, Inc.	Securian Financial Group, Inc.	65536
170.11.0.0/24	AS1621	Securian Financial Group, Inc.	Securian Financial Group, Inc.	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:       1621
ASName:         ASN-SECURIAN
ASHandle:       AS1621
RegDate:        2009-08-12
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/1621


OrgName:        Securian Financial Group, Inc.
OrgId:          SECUR-71
Address:        400 Robert Street North
City:           St. Paul
StateProv:      MN
PostalCode:     55101-2098
Country:        US
RegDate:        2008-09-30
Updated:        2021-08-19
Ref:            https://rdap.arin.net/registry/entity/SECUR-71


OrgAbuseHandle: SECUR162-ARIN
OrgAbuseName:   Securian IMF
OrgAbusePhone:  +1-651-665-5000 
OrgAbuseEmail:  ecsincidentmanagementforensics@securian.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SECUR162-ARIN

OrgAbuseHandle: SHD2-ARIN
OrgAbuseName:   Securian Help Desk
OrgAbusePhone:  +1-651-665-5000 
OrgAbuseEmail:  nirequest@securian.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SHD2-ARIN

OrgRoutingHandle: SHD2-ARIN
OrgRoutingName:   Securian Help Desk
OrgRoutingPhone:  +1-651-665-5000 
OrgRoutingEmail:  nirequest@securian.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/SHD2-ARIN

OrgTechHandle: SHD2-ARIN
OrgTechName:   Securian Help Desk
OrgTechPhone:  +1-651-665-5000 
OrgTechEmail:  nirequest@securian.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SHD2-ARIN

OrgNOCHandle: SHD2-ARIN
OrgNOCName:   Securian Help Desk
OrgNOCPhone:  +1-651-665-5000 
OrgNOCEmail:  nirequest@securian.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/SHD2-ARIN

OrgDNSHandle: SHD2-ARIN
OrgDNSName:   Securian Help Desk
OrgDNSPhone:  +1-651-665-5000 
OrgDNSEmail:  nirequest@securian.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/SHD2-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