What is ASN AS396163?

ASN AS396163 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS396163?

AS396163 is listed under My Digital Shield, 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?

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AS396163 My Digital Shield, Inc.

ASN Lookup Tool

My Digital Shield, Inc. cytracom.com

US 40 Routes

AS Data

AS396163

AS396163 – My Digital Shield, Inc.

AS Number	396163
AS Name	CYTRACOMLLC
Organization	My Digital Shield, Inc. (mds-168)
Country	US
Website	cytracom.com
Number of IPv4 Routes	40
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2017-03-24

ASN Intelligence API for production workflows

Use ASN data for AS396163 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
208.84.92.0/24	AS396163	My Digital Shield, Inc.	My Digital Shield, Inc.	256
149.248.73.0/24	AS396163	My Digital Shield, Inc.	Cytracom	256
166.0.65.0/24	AS396163	My Digital Shield, Inc.	Cytracom LLC	256
204.16.122.0/24	AS396163	My Digital Shield, Inc.	Cytracom	256
162.251.247.0/24	AS396163	My Digital Shield, Inc.	My Digital Shield, Inc.	256
64.58.100.0/24	AS396163	My Digital Shield, Inc.	Cytracom	256
162.251.243.0/24	AS396163	My Digital Shield, Inc.	My Digital Shield, Inc.	256
64.58.97.0/24	AS396163	My Digital Shield, Inc.	Cytracom	256
104.234.21.0/24	AS396163	My Digital Shield, Inc.	Cytracom LLC	256
208.117.95.0/24	AS396163	My Digital Shield, Inc.	My Digital Shield, 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:       396163
ASName:         CYTRACOMLLC
ASHandle:       AS396163
RegDate:        2017-03-24
Updated:        2023-05-05
Comment:        A Cytracom Company
Comment:        
Comment:        -----BEGIN TOKEN-----a1f374537bdaaccc5a9178162caeb8c8afc83bec293208651e472420360aa040dc6b17743efe60b8d6682b2d9a0e0fe6a4768a11c8c8e39d1062a99885409551-----END TOKEN-----
Ref:            https://rdap.arin.net/registry/autnum/396163


OrgName:        My Digital Shield, Inc.
OrgId:          MDS-168
Address:        7300 State Hwy 121, Suite 800
City:           McKinney
StateProv:      TX
PostalCode:     75070
Country:        US
RegDate:        2016-03-07
Updated:        2025-06-02
Ref:            https://rdap.arin.net/registry/entity/MDS-168


OrgDNSHandle: TECH1321-ARIN
OrgDNSName:   Tech
OrgDNSPhone:  +1-972-421-8109 
OrgDNSEmail:  noc@cytracom.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/TECH1321-ARIN

OrgNOCHandle: TECH1321-ARIN
OrgNOCName:   Tech
OrgNOCPhone:  +1-972-421-8109 
OrgNOCEmail:  noc@cytracom.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/TECH1321-ARIN

OrgRoutingHandle: TECH1321-ARIN
OrgRoutingName:   Tech
OrgRoutingPhone:  +1-972-421-8109 
OrgRoutingEmail:  noc@cytracom.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/TECH1321-ARIN

OrgTechHandle: TECH1321-ARIN
OrgTechName:   Tech
OrgTechPhone:  +1-972-421-8109 
OrgTechEmail:  noc@cytracom.com
OrgTechRef:    https://rdap.arin.net/registry/entity/TECH1321-ARIN

OrgAbuseHandle: ABUSE8385-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-972-421-8109 
OrgAbuseEmail:  noc@cytracom.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8385-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "396163",
    "as_handle" : "AS396163",
    "as_name" : "CYTRACOMLLC",
    "admin_contacts" : [ "TECH1321-ARIN" ],
    "tech_contacts" : [ "TECH1321-ARIN", "TECH1321-ARIN" ],
    "abuse_contacts" : [ "ABUSE8385-ARIN" ],
    "date_created" : "2017-03-24",
    "date_updated" : "2023-05-05",
    "source" : "https://rdap.arin.net/registry/autnum/396163"
  } ],
  "organization" : {
    "handle" : "MDS-168",
    "name" : "My Digital Shield, Inc.",
    "address" : [ "7300 State Hwy 121, Suite 800", "McKinney", "TX", "75070", "US" ],
    "street" : "State Hwy 121",
    "city" : "Mckinney",
    "state" : "TX",
    "zip_code" : "75070",
    "country" : [ "US" ],
    "date_created" : "2016-03-07",
    "date_updated" : "2025-06-02",
    "source" : "https://rdap.arin.net/registry/entity/MDS-168",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "TECH1321-ARIN",
    "name" : "Tech",
    "email" : [ "noc@cytracom.com" ],
    "phone" : [ "+1-972-421-8109" ],
    "source" : "https://rdap.arin.net/registry/entity/TECH1321-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "TECH1321-ARIN",
    "name" : "Tech",
    "email" : [ "noc@cytracom.com" ],
    "phone" : [ "+1-972-421-8109" ],
    "source" : "https://rdap.arin.net/registry/entity/TECH1321-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ABUSE8385-ARIN",
    "name" : "Abuse",
    "email" : [ "noc@cytracom.com" ],
    "phone" : [ "+1-972-421-8109" ],
    "source" : "https://rdap.arin.net/registry/entity/ABUSE8385-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS12213	Centersquare	US
AS1239	Cogent Communications, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS12213	Centersquare	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US