66.76.0.0/17

AS19108  ·  Optimum

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Summary

Country United States
Domain optimum.com
ASN AS19108
Parent Range 66.76.0.0/16
Registry ARIN
ID SUDDE-NETBLK-66-76-0-0

WHOIS Details

NetHandle:      NET-66-76-0-0-1
OrgID:          SUDDE
Parent:         NET-66-0-0-0-0
NetName:        SUDDE-NETBLK-66-76-0-0
NetRange:       66.76.0.0 - 66.76.255.255
NetType:        allocation
Comment:        ADDRESSES WITHIN THIS BLOCK ARE NON-PORTABLE
RegDate:        2001-02-06
Updated:        2012-03-20
AbuseHandle:    ABUSE1394-ARIN
Source:         ARIN


OrgID:          SUDDE
OrgName:        Optimum
CanAllocate:    
Street:         311 NNW Loop 323
City:           Tyler
State/Prov:     TX
Country:        US
PostalCode:     75701
RegDate:        2006-05-25
Updated:        2025-08-06
OrgAdminHandle: NETAD233-ARIN
OrgTechHandle:  AUIO-ARIN
OrgAbuseHandle: ABUSE6997-ARIN
OrgNOCHandle:   NOCSU37-ARIN
Source:         ARIN


POCHandle:      NETAD233-ARIN
IsRole:         Y
LastName:       NetAdmin
FirstName:      
Street:         311 NNW Loop 323
City:           Tyler
State/Prov:     TX
Country:        US
PostalCode:     75702
RegDate:        2017-02-03
Updated:        2025-12-18
OfficePhone:    +1-866-232-5455
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      AUIO-ARIN
IsRole:         Y
LastName:       Altice USA Internet Operations
FirstName:      
Street:         1111 Stewart Ave.
City:           Bethpage
State/Prov:     NY
Country:        US
PostalCode:     11714
RegDate:        2018-02-05
Updated:        2025-12-18
OfficePhone:    +1-516-803-2300
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      ABUSE6997-ARIN
IsRole:         Y
LastName:       Abuse Suddenlink
FirstName:      
Street:         311 NNW Loop 323
City:           Tyler
State/Prov:     TX
Country:        US
PostalCode:     75702
RegDate:        2018-02-09
Updated:        2025-12-19
OfficePhone:    +1-903-266-4800
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      ABUSE1394-ARIN
IsRole:         Y
LastName:       Abuse
FirstName:      
Street:         1021 ESE Loop 323
Street:         Suite 100
City:           Tyler
State/Prov:     TX
Country:        US
PostalCode:     75701
RegDate:        2006-08-10
Updated:        2015-06-02
OfficePhone:    +1-903-266-4800
Mailbox:        [email protected]
Source:         ARIN


POCHandle:      NOCSU37-ARIN
IsRole:         Y
LastName:       NOC Suddenlink
FirstName:      
Street:         311 NNW Loop 323
City:           Tyler
State/Prov:     TX
Country:        US
PostalCode:     75701
RegDate:        2018-02-13
Updated:        2025-12-19
OfficePhone:    +1-866-232-5455
Mailbox:        [email protected]
Mailbox:        [email protected]
Source:         ARIN

Overlapping Ranges

BGP prefixes that contain 66.76.0.0/17

Range ASN Company Num of IPs
66.76.0.0/16 AS19108 Optimum 65,536
66.76.0.0/16 AS400947 Optimum 65,536

Nearby Ranges

BGP prefixes that overlap with 66.76.0.0/16

Range ASN Company Num of IPs
66.76.0.0/16 AS19108 Optimum 65,536
66.76.0.0/16 AS400947 Optimum 65,536

Hosted domains

There are 2,139 domain names hosted across 131 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
66.76.35.32 springcreekrvpark.org 514
66.76.35.31 staffingandpayroll.com 418
66.76.35.6 drdeerinc.com 263
66.76.35.29 bullardsiding.online 254
66.76.35.14 rozellsprayers.net 247
66.76.35.118 juniorleague.com 89
66.76.35.66 builtonmyland.com 46
66.76.27.72 houstoncountytexas.us 25
66.76.59.153 spartakproducts.com 18
66.76.27.71 hardincountytexas.us 17
66.76.25.14 evolutionchassis.com 17
66.76.2.75 ftsmithoralsurg.com 12
66.76.87.102 whhnhhcarbarn.com 10
66.76.63.10 texasfarms.com 8
66.76.35.25 atwcreative.com 8
66.76.108.47 fidelityabstractandtitle.com 7
66.76.71.47 dcmetroinvestigations.com 6
66.76.35.41 keystonecu.net 6
66.76.46.195 rlfpllc.com 5
66.76.55.113 snoringandsleepsolutionsoftexas.com 5

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

3,374 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
66.76.62.12 AS19108 Optimum 3.12ms from Dallas, US
66.76.4.130 AS19108 Optimum 4.08ms from Dallas, US
66.76.6.5 AS19108 Optimum 4.17ms from Dallas, US
66.76.45.147 AS19108 Optimum 2.62ms from Dallas, US
66.76.54.1 AS19108 Optimum 3.38ms from Dallas, US
66.76.83.1 AS19108 Optimum 16.82ms from Chicago, US
66.76.26.1 AS19108 Optimum 4.33ms from Dallas, US
66.76.44.72 AS19108 Optimum 3.10ms from Dallas, US
66.76.124.1 AS19108 Optimum 14.91ms from Chicago, US
66.76.46.193 AS19108 Optimum 6.08ms from Dallas, US
66.76.61.43 AS19108 Optimum 1.03ms from Dallas, US
66.76.90.1 AS19108 Optimum 3.08ms from Dallas, US
66.76.94.1 AS19108 Optimum 21.83ms from Chicago, US
66.76.33.1 AS19108 Optimum 2.80ms from Dallas, US
66.76.16.1 AS19108 Optimum 8.24ms from Dallas, US
66.76.1.4 AS19108 Optimum 2.35ms from Dallas, US
66.76.97.138 AS19108 Optimum 7.75ms from Dallas, US
66.76.48.1 AS19108 Optimum 3.43ms from Dallas, US
66.76.56.1 AS19108 Optimum 3.04ms from Dallas, US
66.76.3.230 AS19108 Optimum 2.38ms from Dallas, US
66.76.84.1 AS19108 Optimum 3.03ms from Dallas, US
66.76.59.1 AS19108 Optimum 6.00ms from Dallas, US
66.76.115.226 AS19108 Optimum 10.11ms from Dallas, US
66.76.41.238 AS19108 Optimum 21.56ms from Ashburn, US
66.76.125.1 AS19108 Optimum 24.89ms from Chicago, US

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
217.11.79.17 AS8720 Aspan telecom 0.65ms from Almaty, KZ
181.40.76.17 AS23201 Telecel S.A. 0.70ms from Asuncion, PY
13.106.142.33 AS8075 Microsoft Corporation 6.84ms from Barcelona, ES
221.192.231.225 AS4837 CHINA UNICOM China169 Backbone 7.83ms from Beijing, CN
152.202.241.209 AS3816 COLOMBIA TELECOMUNICACIONES S.A. ESP BIC 19.13ms from Bogota, CO
150.232.1.1 AS122 UPMC 5.14ms from Cleveland, US
99.72.172.1 AS7018 AT&T Enterprises, LLC 7.05ms from Columbus, US
189.30.184.1 AS8167 V tal 0.91ms from Curitiba, BR
50.27.26.81 AS19108 Optimum 15.49ms from Dallas, US
216.213.114.1 AS46719 COMCELL INC. 5.70ms from Dallas, US
75.166.222.1 AS209 CenturyLink Communications, LLC 2.77ms from Denver, US
4.26.133.161 AS3356 Level 3 Parent, LLC 0.41ms from Denver, US
95.208.0.1 AS3209 Vodafone GmbH 2.59ms from Frankfurt am Main, DE
193.32.223.81 AS48314 Michael Sebastian Schinzel trading as IP-Projects GmbH & Co. KG 0.26ms from Frankfurt am Main, DE
222.20.95.17 AS4538 China Education and Research Network Center 16.35ms from Guangzhou, CN
79.209.234.17 AS3320 Deutsche Telekom AG 1.98ms from Hamburg, DE
123.22.225.49 AS45899 VNPT Corp 2.47ms from Ho Chi Minh City, VN
171.242.13.33 AS7552 Viettel Group 0.58ms from Ho Chi Minh City, VN
103.124.28.129 AS149227 VI GLOBAL FIBERTEL PVT LTD 1.45ms from Hyderabad, IN
1.7.82.49 AS9583 Sify Limited 0.96ms from Hyderabad, IN
222.112.175.225 AS4766 Korea Telecom 0.97ms from Incheon, KR
182.243.33.1 AS4134 CHINANET-BACKBONE 5.19ms from Kunming, CN
85.243.150.1 AS3243 MEO - SERVICOS DE COMUNICACOES E MULTIMEDIA S.A. 14.06ms from Lisbon, PT
52.56.124.17 AS16509 Amazon.com, Inc. 0.16ms from London, GB
83.244.223.209 AS25180 Exponential-E Ltd. 0.46ms from London, GB

Traceroute

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

$
traceroute -a -n -q1 -f4 66.76.0.107
traceroute to 66.76.0.107 (66.76.0.107): 64 hops max, 52 byte packets
5 *
6 [] 173.219.208.28 3.972 ms
7 [] 173.219.205.17 4.168 ms
8 [] 173.219.196.159 3.62 ms
9 [AS19108] 66.76.29.13 3.625 ms
10 [AS19108] 66.76.0.107 3.637 ms
Measurement taken from IPinfo ProbeNet in Dallas, 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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