ASN AS17166 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS17166?

AS17166 is listed under The Travelers Companies, 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.

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AS17166 The Travelers Companies, Inc.

ASN Lookup Tool

The Travelers Companies, Inc. travelers.com

US 30 Routes

AS Data

AS17166

AS17166 – The Travelers Companies, Inc.

AS Number	17166
AS Name	TRAVELERSPCAS
Organization	The Travelers Companies, Inc. (tpcc)
Country	US
Website	travelers.com
Number of IPv4 Routes	30
Number of IPv6 Routes	0
ASN type	FINANCE
Registry	ARIN
Date Allocated	2000-08-01

ASN Intelligence API for production workflows

Use ASN data for AS17166 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
170.202.215.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.252.0/22	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	1024
12.163.16.0/21	AS17166	The Travelers Companies, Inc.	THE TRAVELERS INDEMNITY COMPA	2048
170.202.168.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
71.4.224.0/24	AS17166	The Travelers Companies, Inc.	Travelers Property Casualty Corp.	256
170.202.202.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.244.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.216.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.128.0/17	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	32768
170.202.176.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.228.0/22	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	1024
170.202.240.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.233.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.219.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.248.0/22	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	1024
170.202.236.0/23	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	512
170.202.0.0/17	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	32768
170.202.174.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.218.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.224.0/22	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	1024
170.202.246.0/23	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	512
170.202.164.0/22	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	1024
170.202.160.0/22	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	1024
170.202.222.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.235.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.172.0/23	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	512
170.202.217.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.245.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	256
170.202.238.0/23	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, Inc.	512
170.202.241.0/24	AS17166	The Travelers Companies, Inc.	The St. Paul Travelers Companies, 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:       17166
ASName:         TRAVELERSPCAS
ASHandle:       AS17166
RegDate:        2000-08-01
Updated:        2012-02-24
Ref:            https://rdap.arin.net/registry/autnum/17166


OrgName:        Travelers Property Casualty Corp.
OrgId:          TPCC
Address:        1 Tower Square
City:           Hartford
StateProv:      CT
PostalCode:     06183
Country:        US
RegDate:        2003-06-30
Updated:        2011-09-24
Ref:            https://rdap.arin.net/registry/entity/TPCC


OrgTechHandle: ZT116-ARIN
OrgTechName:   Internet Registration
OrgTechPhone:  +1-860-277-0111 
OrgTechEmail:  internet-registration@travelers.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ZT116-ARIN

OrgAbuseHandle: ZT116-ARIN
OrgAbuseName:   Internet Registration
OrgAbusePhone:  +1-860-277-0111 
OrgAbuseEmail:  internet-registration@travelers.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZT116-ARIN

RTechHandle: JS3891-ARIN
RTechName:   Stone, Jonathan 
RTechPhone:  +1-860-277-7994 
RTechEmail:  jonathan_stone@travelers.com
RTechRef:    https://rdap.arin.net/registry/entity/JS3891-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" : "17166",
    "as_handle" : "AS17166",
    "as_name" : "TRAVELERSPCAS",
    "tech_contacts" : [ "ZT116-ARIN", "JS3891-ARIN" ],
    "abuse_contacts" : [ "ZT116-ARIN" ],
    "date_created" : "2000-08-01",
    "date_updated" : "2012-02-24",
    "source" : "https://rdap.arin.net/registry/autnum/17166"
  } ],
  "organization" : {
    "handle" : "TPCC",
    "name" : "Travelers Property Casualty Corp.",
    "address" : [ "1 Tower Square", "Hartford", "CT", "06183", "US" ],
    "street" : "Tower Square",
    "city" : "Hartford",
    "state" : "CT",
    "zip_code" : "06183",
    "country" : [ "US" ],
    "date_created" : "2003-06-30",
    "date_updated" : "2011-09-24",
    "source" : "https://rdap.arin.net/registry/entity/TPCC",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "ZT116-ARIN",
    "name" : "Internet Registration",
    "email" : [ "internet-registration@travelers.com" ],
    "phone" : [ "+1-860-277-0111" ],
    "source" : "https://rdap.arin.net/registry/entity/ZT116-ARIN"
  }, {
    "handle" : "JS3891-ARIN",
    "name" : "Stone, Jonathan",
    "email" : [ "jonathan_stone@travelers.com" ],
    "phone" : [ "+1-860-277-7994" ],
    "source" : "https://rdap.arin.net/registry/entity/JS3891-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "ZT116-ARIN",
    "name" : "Internet Registration",
    "email" : [ "internet-registration@travelers.com" ],
    "phone" : [ "+1-860-277-0111" ],
    "source" : "https://rdap.arin.net/registry/entity/ZT116-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS701	Verizon Business	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US
AS701	Verizon Business	US