What is ASN AS399353?

ASN AS399353 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399353?

AS399353 is listed under Netafy, 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.

AS399353 Netafy, Inc. | IPGeolocation.io

ASN Lookup Tool

Netafy, Inc. netafy.com

US 17 Routes

AS Data

AS399353

AS399353 – Netafy, Inc.

AS Number	399353
AS Name	NETAFY-INC
Organization	Netafy, Inc.(netaf-1)
Country	US
Website	netafy.com
Number of IPv4 Routes	16
Number of IPv6 Routes	1
ASN type	ISP
Registry	ARIN
Date Allocated	2021-02-15

ASN Intelligence API for production workflows

Use ASN data for AS399353 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
199.21.100.0/22	AS399353	Netafy, Inc.	Netafy, Inc.	1024
38.147.216.0/24	AS399353	Netafy, Inc.	Netafy, Inc.	256
38.147.222.0/24	AS399353	Netafy, Inc.	Netafy, Inc.	256
38.147.203.0/24	AS399353	Netafy, Inc.	Netafy, Inc.	256
38.147.198.0/24	AS399353	Netafy, Inc.	Netafy, Inc.	256
38.147.192.0/19	AS399353	Netafy, Inc.	Netafy, Inc.	8192
38.147.207.0/24	AS399353	Netafy, Inc.	Netafy, Inc.	256
199.21.103.0/24	AS399353	Netafy, Inc.	Netafy, Inc.	256
38.147.215.0/24	AS399353	Netafy, Inc.	Netafy, Inc.	256
2602:f94e::/40	AS399353	Netafy, Inc.	Netafy, Inc.	~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:       399353
ASName:         NETAFY-INC
ASHandle:       AS399353
RegDate:        2021-02-15
Updated:        2021-02-15    
Ref:            https://rdap.arin.net/registry/autnum/399353


OrgName:        Netafy, Inc.
OrgId:          NETAF-1
Address:        125 Fireworks Circle, Suite 5
City:           Bridgewater
StateProv:      MA
PostalCode:     02324
Country:        US
RegDate:        2021-02-02
Updated:        2025-12-09
Ref:            https://rdap.arin.net/registry/entity/NETAF-1


OrgAbuseHandle: ADMIN8634-ARIN
OrgAbuseName:   Admin
OrgAbusePhone:  +1-617-221-6091 
OrgAbuseEmail:  arin@netafy.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ADMIN8634-ARIN

OrgTechHandle: ADMIN8634-ARIN
OrgTechName:   Admin
OrgTechPhone:  +1-617-221-6091 
OrgTechEmail:  arin@netafy.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ADMIN8634-ARIN

OrgTechHandle: BURGE31-ARIN
OrgTechName:   burgess, Dennis 
OrgTechPhone:  +1-314-735-0270 
OrgTechEmail:  dmburgess@linktehcs.net
OrgTechRef:    https://rdap.arin.net/registry/entity/BURGE31-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
AS13977	Fidium	US
AS54004	Cablevision Lightpath LLC	US

Upstreams

AS Number	Description	Country
AS13977	Fidium	US
AS54004	Cablevision Lightpath LLC	US

Legacy Routes

38.147.219.0/24