ASN AS3738 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS3738?

AS3738 is listed under State Street Bank and Trust Company.

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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AS3738 State Street Bank and Trust Company

ASN Lookup Tool

State Street Bank and Trust Company statestreet.com

US 87 Routes

AS Data

AS3738

AS3738 – State Street Bank and Trust Company

AS Number	3738
AS Name	SSB-ASN-3738
Organization	State Street Bank and Trust Company (stsb)
Country	US
Website	statestreet.com
Number of IPv4 Routes	87
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1994-08-01

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Use ASN data for AS3738 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
192.250.128.0/23	AS3738	State Street Bank and Trust Company	State Street Bank and Trust Company	512
192.250.96.0/23	AS3738	State Street Bank and Trust Company	State Street Bank and Trust Company	512
192.250.56.0/23	AS3738	State Street Bank and Trust Company	Global Network Services	512
192.250.71.0/24	AS3738	State Street Bank and Trust Company	State Street Bank and Trust Company	256
192.250.140.0/24	AS3738	State Street Bank and Trust Company	State Street Bank and Trust Company	256
205.181.72.0/24	AS3738	State Street Bank and Trust Company	Level 3 Parent, LLC	256
192.250.36.0/24	AS3738	State Street Bank and Trust Company	Global Network Services	256
192.250.113.0/24	AS3738	State Street Bank and Trust Company	State Street Boston Corporation	256
192.250.175.0/24	AS3738	State Street Bank and Trust Company	State Street Bank and Trust Company	256
192.250.145.0/24	AS3738	State Street Bank and Trust Company	State Street Bank and Trust Company	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:       3738
ASName:         SSB-ASN-3738
ASHandle:       AS3738
RegDate:        1994-08-01
Updated:        2025-02-07
Ref:            https://rdap.arin.net/registry/autnum/3738


OrgName:        State Street Bank and Trust Company
OrgId:          STSB
Address:        1776 Heritage Drive
Address:        Mail Stop JAB4NE
City:           North Quincy
StateProv:      MA
PostalCode:     02171-2197
Country:        US
RegDate:        1993-08-10
Updated:        2026-04-01
Ref:            https://rdap.arin.net/registry/entity/STSB


OrgAbuseHandle: PRT4-ARIN
OrgAbuseName:   Thompson, Philip Reed
OrgAbusePhone:  +1-617-664-6729 
OrgAbuseEmail:  prthompson@statestreet.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PRT4-ARIN

OrgTechHandle: PRT4-ARIN
OrgTechName:   Thompson, Philip Reed
OrgTechPhone:  +1-617-664-6729 
OrgTechEmail:  prthompson@statestreet.com
OrgTechRef:    https://rdap.arin.net/registry/entity/PRT4-ARIN

OrgAbuseHandle: SNE171-ARIN
OrgAbuseName:   SSC Network Engineering 
OrgAbusePhone:  +1-617-786-3000 
OrgAbuseEmail:  sscregnetwork@statestreet.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/SNE171-ARIN

OrgTechHandle: SNE171-ARIN
OrgTechName:   SSC Network Engineering 
OrgTechPhone:  +1-617-786-3000 
OrgTechEmail:  sscregnetwork@statestreet.com
OrgTechRef:    https://rdap.arin.net/registry/entity/SNE171-ARIN

RNOCHandle: SSCNE-ARIN
RNOCName:   SSC-Network-Engineers
RNOCPhone:  +1-617-985-3000 
RNOCEmail:  SSCNetworkEngineers@StateStreet.com
RNOCRef:    https://rdap.arin.net/registry/entity/SSCNE-ARIN

RTechHandle: SSCNE-ARIN
RTechName:   SSC-Network-Engineers
RTechPhone:  +1-617-985-3000 
RTechEmail:  SSCNetworkEngineers@StateStreet.com
RTechRef:    https://rdap.arin.net/registry/entity/SSCNE-ARIN

RAbuseHandle: SSCNE-ARIN
RAbuseName:   SSC-Network-Engineers
RAbusePhone:  +1-617-985-3000 
RAbuseEmail:  SSCNetworkEngineers@StateStreet.com
RAbuseRef:    https://rdap.arin.net/registry/entity/SSCNE-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" : "3738",
    "as_handle" : "AS3738",
    "as_name" : "SSB-ASN-3738",
    "tech_contacts" : [ "PRT4-ARIN", "SNE171-ARIN", "SSCNE-ARIN" ],
    "abuse_contacts" : [ "PRT4-ARIN", "SNE171-ARIN", "SSCNE-ARIN" ],
    "date_created" : "1994-08-01",
    "date_updated" : "2025-02-07",
    "source" : "https://rdap.arin.net/registry/autnum/3738"
  } ],
  "organization" : {
    "handle" : "STSB",
    "name" : "State Street Bank and Trust Company",
    "address" : [ "1776 Heritage Drive", "Mail Stop JAB4NE", "North Quincy", "MA", "02171-2197", "US" ],
    "street" : "Heritage Drive Mail Stop",
    "city" : "North Quincy",
    "state" : "MA",
    "zip_code" : "02171-2197",
    "country" : [ "US" ],
    "date_created" : "1993-08-10",
    "date_updated" : "2026-04-01",
    "source" : "https://rdap.arin.net/registry/entity/STSB",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "PRT4-ARIN",
    "name" : "Thompson, Philip Reed",
    "email" : [ "prthompson@statestreet.com" ],
    "phone" : [ "+1-617-664-6729" ],
    "source" : "https://rdap.arin.net/registry/entity/PRT4-ARIN"
  }, {
    "handle" : "SNE171-ARIN",
    "name" : "SSC Network Engineering",
    "email" : [ "sscregnetwork@statestreet.com" ],
    "phone" : [ "+1-617-786-3000" ],
    "source" : "https://rdap.arin.net/registry/entity/SNE171-ARIN"
  }, {
    "handle" : "SSCNE-ARIN",
    "name" : "SSC-Network-Engineers",
    "email" : [ "SSCNetworkEngineers@StateStreet.com" ],
    "phone" : [ "+1-617-985-3000" ],
    "source" : "https://rdap.arin.net/registry/entity/SSCNE-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "PRT4-ARIN",
    "name" : "Thompson, Philip Reed",
    "email" : [ "prthompson@statestreet.com" ],
    "phone" : [ "+1-617-664-6729" ],
    "source" : "https://rdap.arin.net/registry/entity/PRT4-ARIN"
  }, {
    "handle" : "SNE171-ARIN",
    "name" : "SSC Network Engineering",
    "email" : [ "sscregnetwork@statestreet.com" ],
    "phone" : [ "+1-617-786-3000" ],
    "source" : "https://rdap.arin.net/registry/entity/SNE171-ARIN"
  }, {
    "handle" : "SSCNE-ARIN",
    "name" : "SSC-Network-Engineers",
    "email" : [ "SSCNetworkEngineers@StateStreet.com" ],
    "phone" : [ "+1-617-985-3000" ],
    "source" : "https://rdap.arin.net/registry/entity/SSCNE-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS2856	British Telecommunications PLC	GB
AS703	Verizon Business	US
AS8220	COLT Technology Services Group Limited	GB
AS702	Verizon Business	US
AS7018	AT&T Enterprises, LLC	US
AS702	Verizon Business/UUnet Europe	US
AS701	Verizon Business/UUnet	US
AS2687	AT&T Enterprises, LLC	US
AS701	Verizon Business	US
AS1321	Verizon Business	US

Upstreams

AS Number	Description	Country
AS2856	British Telecommunications PLC	GB
AS703	Verizon Business	US
AS8220	COLT Technology Services Group Limited	GB
AS702	Verizon Business	US
AS7018	AT&T Enterprises, LLC	US
AS2687	AT&T Enterprises, LLC	US
AS701	Verizon Business	US
AS1321	Verizon Business	US