AS33363 Charter Communications, Inc

AS33363Charter Communications, IncISP

WHOIS Topology

United States · ARINspectrum.com

Home broadbandRPKI filtering

IPv4 addresses

5,818,624

444 announced prefixes

IPv6 addresses

1.66 × 10³⁰

61 announced prefixes

BGP neighbours

…

CAIDA rank

#531

Customer cone 88 ASNs

Estimated users

3.76M

APNIC: 3.77M

RPKI

87% valid

59 invalid · 8 not covered

Average purity

753 sampled IPs

IXPs / facilities

0 / 0

Operator self-reported

History

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

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IP ranges

Currently announced prefixes with their RIR registration and geolocation.

Prefix	RPKI	Registration	Geolocation	Addresses
35.136.0.0/13	Valid	—	Land O' Lakes	524,288
72.184.0.0/14	Valid	—	Brandon	262,144
97.100.0.0/14	Valid	—	Orlando	262,144
108.188.0.0/14	Valid	—	Largo	262,144
173.168.0.0/14	Valid	—	Orlando	262,144
50.88.0.0/15	Valid	—	Orlando	131,072
65.32.0.0/15	Valid	—	St. Petersburg	131,072
68.204.0.0/15	Valid	—	Winter Springs	131,072
70.126.0.0/15	Valid	—	Riverview	131,072
72.188.0.0/15	Valid	—	DeLand	131,072
72.238.0.0/15	Valid	—	Melbourne	131,072
96.58.0.0/15	Valid	—	New Port Richey	131,072
97.96.0.0/15	Valid	—	Odessa	131,072
107.144.0.0/15	Valid	—	Tampa	131,072
142.196.0.0/15	Valid	—	Daytona Beach	131,072
35.140.0.0/16	Valid	—	Brooksville	65,536
35.145.0.0/16	Valid	—	Winter Park	65,536
47.227.0.0/16	Valid	—	Avon	65,536
47.249.0.0/16	Valid	—	Bakersfield	65,536
50.90.0.0/16	Valid	—	Avon	65,536

/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 736 / 22,729 （3%） · flagged 205

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

35.145.0.0/1674/256 with data · 21 flagged

35.136.0.0/1367/2048 with data · 16 flagged

97.100.0.0/1443/1024 with data · 10 flagged

173.168.0.0/1441/1024 with data · 12 flagged

72.184.0.0/1438/1024 with data · 6 flagged

107.144.0.0/1529/512 with data · 8 flagged

68.204.0.0/1522/512 with data · 5 flagged

108.188.0.0/1421/1024 with data · 7 flagged

50.88.0.0/1521/512 with data · 8 flagged

70.126.0.0/1520/512 with data · 4 flagged

72.188.0.0/1520/512 with data · 1 flagged

72.238.0.0/1519/512 with data · 6 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 37970–84 32050–69 530–49 1

0.02%

Share of IPv4 reported or blocklisted

1,406

Listed IPs

753

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
35.145.155.0/24	1	3
35.145.121.0/24	1	2
47.231.175.0/24	1	2
68.205.97.0/24	1	2
104.136.39.0/24	1	1
104.136.44.0/24	1	1
108.188.154.0/24	1	1
142.197.245.0/24	1	1
35.145.167.0/24	1	1
35.145.99.0/24	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 States100.0%

Scope: Single country
In registered country: 100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Traffic observation

AS33363 · Last 7 days

Mobile vs. Desktop

Desktop55.0%Mobile45.0%

Bot vs. Human

Human82.5%Bot17.5%

Adoption & Usage

Adoption and usage of key protocols

Internet Protocol (IP) Version

IPv445.3%IPv654.7%

HTTP Version

HTTP/1.x

12.7%HTTP/2

61.0%HTTP/3

26.3%

HTTP vs. HTTPS

99.1% HTTPS (encrypted)

Plain HTTP 0.9%

TLS Version

TLS 1.0/1.1< 0.1%TLS 1.25.1%TLS 1.368.4%QUIC26.6%

Security & Attacks

Insights into network and application layer attack traffic

Layer 7 Attacks

GET

77.4%POST

20.3%HEAD

1.2%OPTIONS

0.6%PATCH

0.4%Other

0.1%

BGP Announcements

Hourly BGP route announcements over the last 7 days

2,458,871

7-day total

120,509

Hourly peak

Data: Cloudflare Radar, licensed under 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: Wed

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BGP upstreams and neighbours

AS33363Standalone page

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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)	2026-09-26
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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Multi-source cross-checks · In-house reputation data · Real data only