204.237.190.0/23

AS20001  ·  Charter Communications Inc

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Summary

Country United States
Domain ipnetzone.com
ASN AS20001
Parent Range 204.237.128.0/17
Registry ARIN
ID GTT-CUSTOMER

WHOIS Details

NetHandle:      NET-204-237-190-0-1
OrgID:          IPNET-1
Parent:         NET-204-237-128-0-1
NetName:        GTT-CUSTOMER
NetRange:       204.237.190.0 - 204.237.191.255
NetType:        reallocation
RegDate:        2026-02-25
Updated:        2026-02-25
Source:         ARIN


OrgID:          IPNET-1
OrgName:        IPNetZone
CanAllocate:    
Street:         7900 Tysons One Place
City:           McLean
State/Prov:     VA
Country:        US
PostalCode:     22102
Comment:        http://www.ipnetzone.com
RegDate:        2009-02-02
Updated:        2025-08-14
ReferralServer: rwhois://rwhois.ipnetzone.com:4321
OrgAdminHandle: AS3251-ARIN
OrgTechHandle:  AS3251-ARIN
OrgTechHandle:  GIT5-ARIN
OrgAbuseHandle: ABUSE2254-ARIN
OrgAbuseHandle: GAD46-ARIN
OrgNOCHandle:   GNOC16-ARIN
OrgNOCHandle:   NOC11073-ARIN
Source:         ARIN


POCHandle:      GIT5-ARIN
IsRole:         Y
LastName:       GTT IPAM Team
FirstName:      
Street:         4201 Wilson Blvd.
Street:         Suite 504 North Tower
City:           Arlington
State/Prov:     VA
Country:        US
PostalCode:     22203
RegDate:        2025-02-17
Updated:        2025-07-09
OfficePhone:    +1-703-442-5500
Mailbox:        netguard@gtt.net
Source:         ARIN


POCHandle:      NOC11073-ARIN
IsRole:         Y
LastName:       Network Operations Center
FirstName:      
Street:         38-31 Crescent Street
City:           Long Island City
State/Prov:     NY
Country:        US
PostalCode:     11101
RegDate:        2009-07-15
Updated:        2013-11-18
OfficePhone:    +1-646-254-6800
Mailbox:        netops@ipnetzone.com
Source:         ARIN


POCHandle:      GAD46-ARIN
IsRole:         Y
LastName:       GTT Abuse Department
FirstName:      
Street:         4201 Wilson Blvd.
Street:         Suite 504 North Tower
City:           Arlington
State/Prov:     VA
Country:        US
PostalCode:     22203
RegDate:        2014-04-16
Updated:        2025-07-09
OfficePhone:    +1-703-442-5500
FaxPhone:       +1-703-442-5501
Mailbox:        abuse@gtt.net
Source:         ARIN


POCHandle:      ABUSE2254-ARIN
IsRole:         Y
LastName:       Abuse Handle
FirstName:      
Street:         1270 Broadway
Street:         Suite 708
City:           New York
State/Prov:     NY
Country:        US
PostalCode:     10001
RegDate:        2009-04-13
Updated:        2014-01-30
OfficePhone:    +1-646-254-6800
Mailbox:        ipabuse@unsi.net
Source:         ARIN


POCHandle:      AS3251-ARIN
IsRole:         Y
LastName:       AS3257 Netguard
FirstName:      
Street:         Frankfurter Strasse 227
City:           Neu-Isenburg
State/Prov:     
Country:        DE
PostalCode:     63263
RegDate:        2009-07-03
Updated:        2026-01-28
OfficePhone:    +49 69 48007422
Mailbox:        netguard@gtt.net
Source:         ARIN


POCHandle:      GNOC16-ARIN
IsRole:         Y
LastName:       GTT Network Operations Center
FirstName:      
Street:         4201 Wilson Blvd.
Street:         Suite 504 North Tower
City:           Arlington
State/Prov:     VA
Country:        US
PostalCode:     22203
RegDate:        2014-04-16
Updated:        2025-07-09
OfficePhone:    +1-703-442-5500
Mailbox:        noc@gtt.net
Source:         ARIN

Overlapping Ranges

BGP prefixes that contain 204.237.190.0/23

Range ASN Company Num of IPs
204.237.128.0/17 AS3257 PacketExchange, Inc 32,768

Nearby Ranges

BGP prefixes that overlap with 204.237.0.0/16

Range ASN Company Num of IPs
204.237.128.0/17 AS3257 PacketExchange, Inc 32,768
204.237.0.0/17 AS22995 Xplore Inc. 32,768
204.237.144.0/22 AS2914 Private Customer 1,024
204.237.148.0/22 AS2914 Private Customer 1,024
204.237.152.0/22 AS2914 Private Customer 1,024
204.237.156.0/22 AS2914 Private Customer 1,024
204.237.212.0/22 AS2914 Private Customer 1,024
204.237.232.0/22 AS2914 Private Customer 1,024
204.237.216.0/22 AS3257 Satcom Global 1,024
204.237.240.0/22 AS2914 Private Customer 1,024
204.237.136.0/22 AS2914 Private Customer 1,024
204.237.186.0/23 AS20940 Akamai Technologies, Inc. 512
204.237.248.0/23 AS17035 NBC Universal 512
204.237.128.0/23 AS20001 IPNetZone 512
204.237.140.0/23 AS20001 IPNetZone 512
204.237.172.0/23 AS20001 IPNetZone 512
204.237.180.0/23 AS20001 IPNetZone 512
204.237.192.0/23 AS20001 IPNetZone 512
204.237.204.0/23 AS20001 IPNetZone 512
204.237.208.0/23 AS20001 IPNetZone 512
204.237.246.0/23 AS20001 IPNetZone 512
204.237.254.0/23 AS20001 IPNetZone 512
204.237.244.0/23 AS32596 Camber Corporation 512
204.237.253.0/24 AS205615 SSC Technologies 256
204.237.133.0/24 AS62713 Pubmatic 256
204.237.251.0/24 AS395369 HPS Investment Partners 256
204.237.132.0/24 AS396229 BPG 256
204.237.188.0/24 AS20940 Akamai Technologies, Inc. 256

Hosted domains

There are no domains currently hosted on this ASN.

Hosted domains API

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Useful for Cybersecurity

Pingable IPs

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

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
206.247.73.183 AS30103 Zoom Video Communications, Inc 0.19ms from Ashburn, US
97.150.87.135 AS6167 Verizon Business 18.36ms from Dallas, US
84.124.39.167 AS6739 Vodafone ONO AS 13.45ms from Madrid, ES
95.71.55.103 AS12389 PJSC Rostelecom 17.54ms from Moscow, RU
79.164.96.215 AS8615 "Central Telegraph" Public Joint-stock Company 1.71ms from Moscow, RU
121.112.193.183 AS4713 NTT DOCOMO BUSINESS,Inc. 14.65ms from Osaka, JP
71.227.131.215 AS7922 Comcast Cable Communications, LLC 7.38ms from Seattle, US
1.97.72.119 AS4766 Korea Telecom 1.50ms from Seoul, KR
222.233.81.183 AS9318 SK Broadband Co Ltd 0.92ms from Seoul, KR
202.107.10.215 AS4837 CHINA UNICOM China169 Backbone 7.25ms from Tieling, CN
75.186.85.103 AS10796 Charter Communications Inc 13.82ms from Cleveland, US
23.228.174.39 AS16591 Google Fiber Inc. 0.80ms from Kansas City, US
189.160.51.119 AS8151 UNINET 1.75ms from Monterrey, MX
77.45.226.151 AS12389 PJSC Rostelecom 8.68ms from Moscow, RU
61.147.73.103 AS137697 CHINATELECOM JiangSu YangZhou IDC network 3.42ms from Nanjing, CN
90.28.71.135 AS3215 Orange S.A. 7.88ms from Paris, FR
221.142.46.135 AS9318 SK Broadband Co Ltd 5.38ms from Seoul, KR
212.227.24.151 AS8560 IONOS SE 0.49ms from Berlin, DE
181.59.234.135 AS10620 Telmex Colombia S.A. 14.93ms from Bogota, CO
152.203.8.71 AS3816 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC 8.77ms from Bogota, CO
184.54.179.247 AS10796 Charter Communications Inc 12.39ms from Cleveland, US
14.175.245.215 AS45899 VNPT Corp 5.55ms from Da Nang, VN
72.109.233.135 AS6167 Verizon Business 8.79ms from Dallas, US
195.147.7.55 AS5413 Wavenet Limited 18.04ms from London, GB
4.232.232.151 AS8075 Microsoft Corporation 0.15ms from Milan, IT

Traceroute

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

$
traceroute -a -n -q1 -f4 -m15 204.237.191.235
traceroute to 204.237.191.235 (204.237.191.235): 15 hops max, 52 byte packets
5 [AS3257] 89.149.128.174 65.886 ms
6 [AS3257] 208.116.140.30 53.087 ms
7 [] 96.34.3.120 53.337 ms
8 [] 96.34.3.41 52.932 ms
9 [AS20115] 96.34.62.151 56.642 ms
10 *
11 [AS20001] 72.129.25.15 58.431 ms
12 [AS20001] 72.129.5.181 58.268 ms
13 *
14 *
15 *
Measurement taken from IPinfo ProbeNet in Ashburn, US
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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