206.42.0.0/16

AS174  ·  Cogent Communications, LLC

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Summary

Country United States
Domain cogentco.com
ASN AS174
Registry ARIN
ID COGENT-206-42-15

WHOIS Details

NetHandle:      NET-206-42-0-0-1
OrgID:          COGC
Parent:         NET-206-0-0-0-0
NetName:        COGENT-206-42-15
NetRange:       206.42.0.0 - 206.43.255.255
NetType:        allocation
RegDate:        1995-06-01
Updated:        2025-09-23
Source:         ARIN


OrgID:          COGC
OrgName:        Cogent Communications, LLC
CanAllocate:    
Street:         2450 N Street NW
City:           Washington
State/Prov:     DC
Country:        US
PostalCode:     20037
Comment:        Geofeed https://geofeed.cogentco.com/geofeed.csv
RegDate:        2000-05-30
Updated:        2025-09-23
ReferralServer: rwhois://rwhois.cogentco.com:4321
OrgAdminHandle: IPALL-ARIN
OrgTechHandle:  IPALL-ARIN
OrgAbuseHandle: COGEN-ARIN
OrgNOCHandle:   ZC108-ARIN
Source:         ARIN


POCHandle:      ZC108-ARIN
IsRole:         Y
LastName:       Cogent Communications
FirstName:      
Street:         2450 N Street NW
City:           Washington
State/Prov:     DC
Country:        US
PostalCode:     20037
RegDate:        2001-01-24
Updated:        2025-07-08
OfficePhone:    +1-877-875-4311
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      IPALL-ARIN
IsRole:         Y
LastName:       IP Allocation
FirstName:      
Street:         2450 N Street NW
City:           Washington
State/Prov:     DC
Country:        US
PostalCode:     20037
RegDate:        2002-11-13
Updated:        2025-07-08
OfficePhone:    +1-877-875-4311
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      COGEN-ARIN
IsRole:         Y
LastName:       Cogent Abuse
FirstName:      
Street:         2450 N street, NW
City:           Washington
State/Prov:     DC
Country:        US
PostalCode:     20037
RegDate:        2002-11-13
Updated:        2025-07-08
OfficePhone:    +1-877-875-4311
Mailbox:        [email protected]
Source:         ARIN

Overlapping Ranges

BGP prefixes that are contained by 206.42.0.0/16

Range ASN Company Num of IPs
206.42.96.0/22 AS213603 Hull Fibre Limited 1,024
206.42.0.0/18 AS28126 Brisanet Prestacao De Servicos De Internet Ltda 16,384

Nearby Ranges

BGP prefixes that overlap with 206.0.0.0/8

Range ASN Company Num of IPs
206.8.0.0/14 AS15011 Inteliquent, inc. 262,144
206.228.0.0/14 AS7795 Sprint 262,144
206.32.0.0/14 AS214760 Level 3 Parent, LLC 262,144
206.112.0.0/14 AS701 Verizon Business 262,144
206.32.0.0/14 AS11928 Level 3 Parent, LLC 262,144
206.32.0.0/14 AS30227 Level 3 Parent, LLC 262,144
206.32.0.0/14 AS3356 Level 3 Parent, LLC 262,144
206.16.0.0/14 AS7018 AT&T Enterprises, LLC 262,144
206.16.0.0/14 AS394572 AT&T Enterprises, LLC 262,144
206.136.0.0/14 AS701 Verizon Business 262,144
206.144.0.0/14 AS1347 Inteliquent, inc. 262,144
206.144.0.0/14 AS16509 Inteliquent, inc. 262,144
206.144.0.0/14 AS14929 Inteliquent, inc. 262,144
206.228.0.0/14 AS174 Sprint 262,144
206.144.0.0/14 AS5006 Inteliquent, inc. 262,144
206.8.0.0/14 AS5715 Inteliquent, inc. 262,144
206.16.0.0/14 AS32216 AT&T Enterprises, LLC 262,144
206.32.0.0/14 AS54367 Level 3 Parent, LLC 262,144
206.104.0.0/14 AS27932 Sprint 262,144
206.64.0.0/14 AS701 Verizon Business 262,144
206.16.0.0/14 AS2386 AT&T Enterprises, LLC 262,144
206.144.0.0/14 AS9009 Inteliquent, inc. 262,144
206.8.0.0/14 AS5006 Inteliquent, inc. 262,144
206.144.0.0/14 AS40160 Inteliquent, inc. 262,144
206.8.0.0/14 AS40160 Inteliquent, inc. 262,144
206.144.0.0/14 AS5715 Inteliquent, inc. 262,144
206.104.0.0/14 AS174 Sprint 262,144
206.144.0.0/14 AS14618 Inteliquent, inc. 262,144
206.170.0.0/15 AS2386 AT&T Enterprises, LLC 131,072
206.148.0.0/15 AS174 Cogent Communications, LLC 131,072
206.84.0.0/15 AS174 Cogent Communications, LLC 131,072
206.170.0.0/15 AS16386 AT&T Enterprises, LLC 131,072
206.68.0.0/15 AS2914 NTT America, Inc. 131,072
206.156.0.0/15 AS11255 CENTURYLINK, INC. 131,072
206.170.0.0/15 AS7018 AT&T Enterprises, LLC 131,072
206.156.0.0/15 AS3561 CENTURYLINK, INC. 131,072
206.129.0.0/16 AS3561 CenturyLink Communications, LLC 65,536
206.169.0.0/16 AS3549 Level 3 Parent, LLC 65,536
206.116.0.0/16 AS376 TELUS Communications Inc. 65,536
206.169.0.0/16 AS22702 Level 3 Parent, LLC 65,536
206.169.0.0/16 AS3356 Level 3 Parent, LLC 65,536
206.117.0.0/16 AS11162 Los Nettos 65,536
206.182.0.0/16 AS3300 INFONET Services Corporation 65,536
206.117.0.0/16 AS226 Los Nettos 65,536
206.74.0.0/16 AS22646 Spirit Communications 65,536
206.165.0.0/16 AS3549 Level 3 Parent, LLC 65,536
206.117.0.0/16 AS16408 Los Nettos 65,536
206.142.0.0/16 AS3561 CenturyLink Communications, LLC 65,536
206.74.0.0/16 AS2711 Spirit Communications 65,536
206.21.0.0/16 AS36831 OARnet 65,536

Hosted domains

There are 322 domain names hosted across 126 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
206.42.249.11 tetranet.com 1

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

8,050 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
206.42.5.144 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 9.61ms from Fortaleza, BR
206.42.22.46 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 23.35ms from Fortaleza, BR
206.42.43.84 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 1.50ms from Fortaleza, BR
206.42.37.91 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 1.52ms from Fortaleza, BR
206.42.42.156 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 1.89ms from Fortaleza, BR
206.42.32.65 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 1.68ms from Fortaleza, BR
206.42.41.183 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 1.34ms from Fortaleza, BR
206.42.55.115 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 7.16ms from Fortaleza, BR
206.42.14.75 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 8.83ms from Fortaleza, BR
206.42.63.224 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 4.82ms from Fortaleza, BR
206.42.57.190 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 0.63ms from Joao Pessoa, BR
206.42.123.57 AS136030 Redtone Telecommunications Pakistan (Private) Limited 0.11ms from Karachi, PK
206.42.122.17 AS136030 Redtone Telecommunications Pakistan (Private) Limited 0.11ms from Karachi, PK
206.42.117.23 AS151330 PLAY BROADBAND (PRIVATE) LIMITED 1.51ms from Lahore, PK
206.42.62.125 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 5.54ms from Fortaleza, BR
206.42.51.21 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 0.48ms from Campina Grande, BR
206.42.49.124 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 1.32ms from Fortaleza, BR
206.42.77.185 AS37447 ORANGE RDC 28.98ms from Johannesburg, ZA
206.42.65.1 AS37447 ORANGE RDC 1.14ms from Kinshasa, CD
206.42.36.249 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 2.20ms from Fortaleza, BR
206.42.113.28 AS133495 Vision telecom Private limited 0.74ms from Karachi, PK
206.42.34.30 AS28126 BRISANET SERVICOS DE TELECOMUNICACOES S.A 1.31ms from Fortaleza, BR
206.42.126.254 AS133495 Vision telecom Private limited 0.37ms from Karachi, PK
206.42.73.9 AS37447 ORANGE RDC 1.17ms from Kinshasa, CD
206.42.67.141 AS37447 ORANGE RDC 0.87ms from Kinshasa, CD

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
197.202.231.64 AS36947 Telecom Algeria 13.31ms from Algiers, DZ
107.137.72.48 AS7018 AT&T Enterprises, LLC 7.21ms from Chicago, US
86.42.23.48 AS5466 Eircom Limited 2.58ms from Dublin, IE
35.228.16.160 AS396982 Google LLC 0.16ms from Hamina, FI
209.184.165.16 AS7018 AT&T Enterprises, LLC 1.17ms from Houston, US
83.105.73.128 AS5378 Vodafone Limited 5.76ms from London, GB
24.29.59.192 AS11351 Charter Communications Inc 11.11ms from New York City, US
98.84.182.240 AS14618 Amazon.com, Inc. 0.48ms from Reston, US
156.154.159.80 AS12008 Vercara, LLC 0.14ms from San Jose, US
201.111.55.32 AS8151 UNINET 12.55ms from Santiago de Queretaro, MX
67.195.23.144 AS36647 Yahoo Holdings Inc. 3.94ms from Seattle, US
113.131.150.0 AS9697 LG HelloVision Corp. 7.97ms from Seoul, KR
61.26.58.64 AS9824 JCOM Co., Ltd. 7.37ms from Tokyo, JP
192.164.217.96 AS8447 A1 Telekom Austria AG 3.70ms from Vienna, AT
103.233.23.0 AS18159 Netspeed Data Ltd 0.59ms from Auckland, NZ
201.176.94.208 AS22927 Telefonica de Argentina 2.70ms from Buenos Aires, AR
24.1.1.48 AS7922 Comcast Cable Communications, LLC 2.29ms from Chicago, US
109.185.32.128 AS8926 Moldtelecom SA 3.29ms from Chisinau, MD
183.240.116.160 AS9808 China Mobile Communications Group Co., Ltd. 3.52ms from Guangzhou, CN
31.50.189.144 AS2856 British Telecommunications PLC 5.71ms from London, GB
169.232.59.64 AS52 University of California, Los Angeles 0.75ms from Los Angeles, US
122.54.194.64 AS9299 Philippine Long Distance Telephone Company 0.97ms from Manila, PH
54.164.44.192 AS14618 Amazon.com, Inc. 0.20ms from Reston, US
125.209.0.0 AS17597 SK Broadband Co Ltd 1.94ms from Seoul, KR
118.46.89.96 AS4766 Korea Telecom 2.74ms from Seoul, KR

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f7 206.42.10.93
traceroute to 206.42.10.93 (206.42.10.93): 64 hops max, 52 byte packets
7 [AS28220] 45.68.72.125 1.792 ms
8 *
9 *
10 *
11 *
12 *
13 *
14 [AS28126] 206.42.10.93 15.913 ms
Measurement taken from IPinfo ProbeNet in Fortaleza, BR
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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