AS6128 Cablevision Systems Corp.

AS6128Cablevision Systems Corp.FAI

WHOIS Topology

United States · ARINoptimum.com

Hosts top sitesHome broadbandTor relays

IPv4 addresses

5 057 792

81 announced prefixes

IPv6 addresses

1.34 × 10³⁰

10 announced prefixes

BGP neighbours

…

CAIDA rank

#161

Customer cone 340 ASNs

Estimated users

3,09 M

APNIC: 3,08 M

RPKI

79% valid

0 invalid · 19 not covered

Average purity

678 sampled IPs

IXPs / facilities

4 / 5

Operator self-reported

History

How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.

Loading routing history…

IP ranges

Currently announced prefixes with their RIR registration and geolocation.

Prefix	RPKI	Registration	Geolocation	Addresses
67.80.0.0/13	Valid	—	Holtsville	524 288
68.192.0.0/13	Valid	—	North Brunswick	524 288
69.112.0.0/13	Valid	—	Monroe	524 288
69.120.0.0/13	Valid	—	East Northport	524 288
24.44.0.0/14	Valid	—	Old Bridge	262 144
24.184.0.0/14	Valid	—	Fairfield	262 144
24.188.0.0/14	Valid	—	Deer Park	262 144
47.16.0.0/14	Not found	—	The Bronx	262 144
47.20.0.0/14	Valid	—	Yonkers	262 144
67.80.0.0/14	Valid	—	Holtsville	262 144
67.84.0.0/14	Valid	—	The Bronx	262 144
68.192.0.0/14	Valid	—	North Brunswick	262 144
68.196.0.0/14	Valid	—	Lindenhurst	262 144
69.112.0.0/14	Valid	—	Monroe	262 144
69.116.0.0/14	Valid	—	Brooklyn	262 144
69.120.0.0/14	Valid	—	East Northport	262 144
69.124.0.0/14	Valid	—	Brooklyn	262 144
47.16.0.0/15	Valid	—	The Bronx	131 072
74.88.0.0/15	Valid	—	Bridgeport	131 072
96.56.0.0/15	Valid	—	Deer Park	131 072

/24 block profile

One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.

/24s with data 780 / 19 757 （4%） · flagged 209

No risk flagsDatacenter (no flags)ProxyVPNAbuse / blocklistTorDarker = more flagged addresses; dashed = block screen only

69.112.0.0/13109/2048 with data · 30 flagged

68.192.0.0/13105/2048 with data · 28 flagged

67.80.0.0/13100/2048 with data · 22 flagged

69.120.0.0/1379/2048 with data · 28 flagged

24.44.0.0/1467/1024 with data · 18 flagged

24.188.0.0/1462/1024 with data · 19 flagged

47.16.0.0/1447/1024 with data · 10 flagged

24.184.0.0/1443/1024 with data · 11 flagged

74.88.0.0/1524/512 with data · 5 flagged

24.228.0.0/1621/256 with data · 3 flagged

148.74.0.0/1519/512 with data · 3 flagged

47.20.0.0/1414/1024 with data · 5 flagged

Hover a square for its numbers; click to see all 256 addresses.

Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.

IP reputation

IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.

Purity distribution

85–100 33270–84 24650–69 970–49 3

0.04%

Share of IPv4 reported or blocklisted

1 890

Listed IPs

678

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
104.148.171.0/24	1	1
24.190.7.0/24	1	1
47.20.139.0/24	1	1
67.82.17.0/24	1	1
67.82.18.0/24	1	1
67.83.147.0/24	1	1
68.194.123.0/24	1	1
69.115.78.0/24	1	1
69.116.243.0/24	1	1
69.117.142.0/24	1	1

Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.

Geography

Where this network’s IPv4 addresses are located.

United States99.6%
Canada0.3%
Australia0.1%

Scope: Single country
In registered country: 99.6%

Estimated by sampling IPv4 ranges against a geolocation database.

Observation du trafic

AS6128 · 7 derniers jours

Mobile vs ordinateur

Ordinateur55.8%Mobile44.2%

Robot vs humain

Humain83.3%Robot16.7%

Adoption et usage

Adoption et usage des principaux protocoles

Version du protocole Internet (IP)

IPv479.3%IPv620.7%

Version HTTP

HTTP/1.x

12.4%HTTP/2

60.1%HTTP/3

27.6%

HTTP vs HTTPS

98.7% HTTPS (chiffré)

HTTP en clair 1.3%

Version TLS

TLS 1.0/1.1< 0.1%TLS 1.24.7%TLS 1.367.3%QUIC27.9%

Sécurité et attaques

Aperçu du trafic d'attaque sur les couches réseau et application

Attaques de couche 7

GET

76.3%POST

20.0%HEAD

1.9%OPTIONS

1.4%PATCH

0.3%Autre

< 0.1%

Annonces BGP

Annonces de routes BGP par heure sur les 7 derniers jours

339 044

Total sur 7 jours

14 244

Pic horaire

Données : Cloudflare Radar, sous licence CC BY-NC 4.0

Activity

Hourly traffic over the last 7 days, normalized to this network’s peak.

A pronounced day/night rhythm, typical of networks with human users.

	00						06						12						18
Mon
Tue
Wed
Thu
Fri
Sat
Sun

Times in UTCLessMore

Peak hour: 01:00–02:00
Active hours: 18 hrs
Weekend vs weekday: Weekdays ≈ weekends
Busiest day: Fri

Chargement…

Opérateurs amont et voisins BGP

AS6128Page dédiée

Chargement des opérateurs amont et des voisins…

WHOIS record

The registry’s record for this AS number: holder, status, dates and contacts.

Sources

Where the information on this page comes from and when it was updated.

Information	Source	Updated
Registered country	RIR daily delegation statistics	2026-10-22
Registered address & allocation date	RIR registration data (RDAP)	2026-10-03
Organization & company country	AS-to-organization data	2026-10-21
Network type	CleanIP ASN canon	2026-10-22
Exchanges & facilities	Operator self-reported interconnection data	2026-10-21
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-22
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-22
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-20
Network tags	Public routing data community tags	2026-10-22
IP reputation	CleanIP lookups and neighbour sampling	—

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Recoupement multisource · Données de réputation internes · Uniquement des données réelles