ASN AS4543 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS4543?

AS4543 is listed under The New York Times 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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AS4543 The New York Times Company

ASN Lookup Tool

The New York Times Company nytimes.com

US 7 Routes

AS Data

AS4543

AS4543 – The New York Times Company

AS Number	4543
AS Name	TIMESNET
Organization	The New York Times Company(nyt-1-z)
Country	US
Website	nytimes.com
Number of IPv4 Routes	7
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	1995-04-19

ASN Intelligence API for production workflows

Use ASN data for AS4543 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
170.149.100.0/24	AS4543	The New York Times Company	The New York Times Company	256
170.149.195.0/24	AS4543	The New York Times Company	The New York Times	256
199.181.172.0/24	AS4543	The New York Times Company	The New York Times Development	256
170.149.194.0/24	AS4543	The New York Times Company	The New York Times	256
170.149.193.0/24	AS4543	The New York Times Company	The New York Times	256
170.149.192.0/24	AS4543	The New York Times Company	The New York Times	256
170.149.196.0/24	AS4543	The New York Times Company	The New York Times 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:       4543
ASName:         TIMESNET
ASHandle:       AS4543
RegDate:        1995-04-19
Updated:        2025-03-28    
Ref:            https://rdap.arin.net/registry/autnum/4543


OrgName:        The New York Times Company
OrgId:          NYT-1-Z
Address:        620 8th Ave
City:           New York
StateProv:      NY
PostalCode:     10018
Country:        US
RegDate:        2024-07-08
Updated:        2024-07-29
Ref:            https://rdap.arin.net/registry/entity/NYT-1-Z


OrgNOCHandle: CASTR8-ARIN
OrgNOCName:   Castro, Alex 
OrgNOCPhone:  +1-212-556-2061 
OrgNOCEmail:  castro@nytimes.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/CASTR8-ARIN

OrgNOCHandle: GEARY26-ARIN
OrgNOCName:   Geary, James 
OrgNOCPhone:  +1-212-556-1234 
OrgNOCEmail:  gearyj@nytimes.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/GEARY26-ARIN

OrgTechHandle: CASTR8-ARIN
OrgTechName:   Castro, Alex 
OrgTechPhone:  +1-212-556-2061 
OrgTechEmail:  castro@nytimes.com
OrgTechRef:    https://rdap.arin.net/registry/entity/CASTR8-ARIN

OrgNOCHandle: LIEND-ARIN
OrgNOCName:   Liendo, Christian 
OrgNOCPhone:  +1-212-556-8041 
OrgNOCEmail:  christian.liendo@nytimes.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/LIEND-ARIN

OrgAbuseHandle: GEARY26-ARIN
OrgAbuseName:   Geary, James 
OrgAbusePhone:  +1-212-556-1234 
OrgAbuseEmail:  gearyj@nytimes.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/GEARY26-ARIN

OrgRoutingHandle: LIEND-ARIN
OrgRoutingName:   Liendo, Christian 
OrgRoutingPhone:  +1-212-556-8041 
OrgRoutingEmail:  christian.liendo@nytimes.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/LIEND-ARIN

OrgRoutingHandle: GEARY26-ARIN
OrgRoutingName:   Geary, James 
OrgRoutingPhone:  +1-212-556-1234 
OrgRoutingEmail:  gearyj@nytimes.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/GEARY26-ARIN

OrgAbuseHandle: LIEND-ARIN
OrgAbuseName:   Liendo, Christian 
OrgAbusePhone:  +1-212-556-8041 
OrgAbuseEmail:  christian.liendo@nytimes.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/LIEND-ARIN

OrgAbuseHandle: THANA8-ARIN
OrgAbuseName:   Thana, Kaon 
OrgAbusePhone:  +1-212-556-7559 
OrgAbuseEmail:  kaon.thana@nytimes.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/THANA8-ARIN

OrgTechHandle: GEARY26-ARIN
OrgTechName:   Geary, James 
OrgTechPhone:  +1-212-556-1234 
OrgTechEmail:  gearyj@nytimes.com
OrgTechRef:    https://rdap.arin.net/registry/entity/GEARY26-ARIN

OrgTechHandle: LIEND-ARIN
OrgTechName:   Liendo, Christian 
OrgTechPhone:  +1-212-556-8041 
OrgTechEmail:  christian.liendo@nytimes.com
OrgTechRef:    https://rdap.arin.net/registry/entity/LIEND-ARIN

OrgTechHandle: THANA8-ARIN
OrgTechName:   Thana, Kaon 
OrgTechPhone:  +1-212-556-7559 
OrgTechEmail:  kaon.thana@nytimes.com
OrgTechRef:    https://rdap.arin.net/registry/entity/THANA8-ARIN

OrgAbuseHandle: CASTR8-ARIN
OrgAbuseName:   Castro, Alex 
OrgAbusePhone:  +1-212-556-2061 
OrgAbuseEmail:  castro@nytimes.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CASTR8-ARIN

OrgRoutingHandle: CASTR8-ARIN
OrgRoutingName:   Castro, Alex 
OrgRoutingPhone:  +1-212-556-2061 
OrgRoutingEmail:  castro@nytimes.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/CASTR8-ARIN

OrgRoutingHandle: THANA8-ARIN
OrgRoutingName:   Thana, Kaon 
OrgRoutingPhone:  +1-212-556-7559 
OrgRoutingEmail:  kaon.thana@nytimes.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/THANA8-ARIN

OrgNOCHandle: THANA8-ARIN
OrgNOCName:   Thana, Kaon 
OrgNOCPhone:  +1-212-556-7559 
OrgNOCEmail:  kaon.thana@nytimes.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/THANA8-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" : "4543",
    "as_handle" : "AS4543",
    "as_name" : "TIMESNET",
    "tech_contacts" : [ "CASTR8-ARIN", "LIEND-ARIN", "GEARY26-ARIN", "GEARY26-ARIN", "LIEND-ARIN", "THANA8-ARIN", "CASTR8-ARIN", "THANA8-ARIN" ],
    "abuse_contacts" : [ "GEARY26-ARIN", "LIEND-ARIN", "THANA8-ARIN", "CASTR8-ARIN" ],
    "date_created" : "1995-04-19",
    "date_updated" : "2025-03-28",
    "source" : "https://rdap.arin.net/registry/autnum/4543"
  } ],
  "organization" : {
    "handle" : "NYT-1-Z",
    "name" : "The New York Times Company",
    "address" : [ "620 8th Ave", "New York", "NY", "10018", "US" ],
    "street" : "8th Ave",
    "city" : "New York",
    "state" : "NY",
    "zip_code" : "10018",
    "country" : [ "US" ],
    "date_created" : "2024-07-08",
    "date_updated" : "2024-07-29",
    "source" : "https://rdap.arin.net/registry/entity/NYT-1-Z",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "CASTR8-ARIN",
    "name" : "Castro, Alex",
    "email" : [ "castro@nytimes.com" ],
    "phone" : [ "+1-212-556-2061" ],
    "source" : "https://rdap.arin.net/registry/entity/CASTR8-ARIN"
  }, {
    "handle" : "LIEND-ARIN",
    "name" : "Liendo, Christian",
    "email" : [ "christian.liendo@nytimes.com" ],
    "phone" : [ "+1-212-556-8041" ],
    "source" : "https://rdap.arin.net/registry/entity/LIEND-ARIN"
  }, {
    "handle" : "GEARY26-ARIN",
    "name" : "Geary, James",
    "email" : [ "gearyj@nytimes.com" ],
    "phone" : [ "+1-212-556-1234" ],
    "source" : "https://rdap.arin.net/registry/entity/GEARY26-ARIN"
  }, {
    "handle" : "THANA8-ARIN",
    "name" : "Thana, Kaon",
    "email" : [ "kaon.thana@nytimes.com" ],
    "phone" : [ "+1-212-556-7559" ],
    "source" : "https://rdap.arin.net/registry/entity/THANA8-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "GEARY26-ARIN",
    "name" : "Geary, James",
    "email" : [ "gearyj@nytimes.com" ],
    "phone" : [ "+1-212-556-1234" ],
    "source" : "https://rdap.arin.net/registry/entity/GEARY26-ARIN"
  }, {
    "handle" : "LIEND-ARIN",
    "name" : "Liendo, Christian",
    "email" : [ "christian.liendo@nytimes.com" ],
    "phone" : [ "+1-212-556-8041" ],
    "source" : "https://rdap.arin.net/registry/entity/LIEND-ARIN"
  }, {
    "handle" : "THANA8-ARIN",
    "name" : "Thana, Kaon",
    "email" : [ "kaon.thana@nytimes.com" ],
    "phone" : [ "+1-212-556-7559" ],
    "source" : "https://rdap.arin.net/registry/entity/THANA8-ARIN"
  }, {
    "handle" : "CASTR8-ARIN",
    "name" : "Castro, Alex",
    "email" : [ "castro@nytimes.com" ],
    "phone" : [ "+1-212-556-2061" ],
    "source" : "https://rdap.arin.net/registry/entity/CASTR8-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS6079	RCN	US
AS54004	Cablevision Lightpath LLC	US

Upstreams

AS Number	Description	Country
AS46887	Crown Castle Fiber LLC	US
AS6079	RCN	US
AS54004	Cablevision Lightpath LLC	US