AS51604 JSC "ER-Telecom Holding"

AS51604JSC "ER-Telecom Holding"ISP

WHOIS Topology

Russia · RIPE NCC

Home broadband

IPv4 addresses

151,808

154 announced prefixes

IPv6 addresses

1.23 × 10²⁷

1 announced prefixes

BGP neighbours

…

CAIDA rank

#13,306

Customer cone 1 ASNs

Estimated users

197K

APNIC: 182K

RPKI

1% valid

0 invalid · 154 not covered

Average purity

2 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
92.248.128.0/17	Not found	RU-RAID-20071113RIPE	Yekaterinburg	32,768
188.234.192.0/18	Not found	RU-RAID-20110126RIPE	Yekaterinburg	16,384
5.165.0.0/19	Not found	RU-RAID-20120725RIPE	Yekaterinburg	8,192
5.166.32.0/19	Not found	RU-RAID-20120725RIPE	Yekaterinburg	8,192
5.167.224.0/19	Not found	RU-RAID-20120725RIPE	Yekaterinburg	8,192
77.223.64.0/19	Not found	RU-RAID-20070420RIPE	Yekaterinburg	8,192
85.115.160.0/19	Not found	RU-RAID-20050303RIPE	Yekaterinburg	8,192
88.85.192.0/19	Not found	RU-RAID-20060213RIPE	Yekaterinburg	8,192
176.215.0.0/19	Not found	ERTH-EKAT-176-215-0RIPE	Yekaterinburg	8,192
195.64.192.0/19	Not found	RU-RAID-19970324RIPE	Russia	8,192
5.165.224.0/20	Not found	RU-RAID-20120725RIPE	Yekaterinburg	4,096
80.83.240.0/20	Not found	RU-RAID-20050421RIPE	Yekaterinburg	4,096
109.195.96.0/20	Not found	ERTH-EKAT-109-195-96RIPE	Yekaterinburg	4,096
178.78.48.0/20	Not found	ERTH-EKAT-178-78-48RIPE	Yekaterinburg	4,096
188.234.80.0/20	Not found	RU-RAID-20110126RIPE	Yekaterinburg	4,096
188.234.96.0/20	Not found	RU-RAID-20110126RIPE	Russia	4,096
217.76.176.0/20	Not found	RU-RAID-20031229RIPE	Russia	4,096
217.119.80.0/20	Not found	RU-RAID-20042503RIPE	Russia	4,096
5.165.0.0/22	Not found	ERTH-EKAT-PPPOE-21-NETRIPE	Yekaterinburg	1,024
5.165.4.0/22	Not found	ERTH-EKAT-PPPOE-21-NETRIPE	Yekaterinburg	1,024

/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 40 / 593 （7%） · flagged 39

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

92.248.128.0/175/128 with data · 5 flagged

188.234.192.0/185/64 with data · 5 flagged

5.165.0.0/195/32 with data · 5 flagged

5.166.32.0/194/32 with data · 4 flagged

5.167.224.0/194/32 with data · 3 flagged

5.165.224.0/204/16 with data · 4 flagged

77.223.64.0/193/32 with data · 3 flagged

178.78.48.0/203/16 with data · 3 flagged

188.234.80.0/203/16 with data · 3 flagged

85.115.160.0/191/32 with data · 1 flagged

176.215.0.0/191/32 with data · 1 flagged

109.195.96.0/201/16 with data · 1 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

85–100 170–84 150–69 00–49 0

0.14%

Share of IPv4 reported or blocklisted

207

Listed IPs

Analysed IPs

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.

Russia100.0%

Scope: Single country
In registered country: 100.0%

Estimated by sampling IPv4 ranges against a geolocation database.

Traffic observation

AS51604 · Last 7 days

Mobile vs. Desktop

Desktop88.7%Mobile11.3%

Bot vs. Human

Human54.3%Bot45.7%

Adoption & Usage

Adoption and usage of key protocols

Internet Protocol (IP) Version

IPv498.5%IPv61.5%

HTTP Version

HTTP/1.x

24.3%HTTP/2

65.0%HTTP/3

10.7%

HTTP vs. HTTPS

95.8% HTTPS (encrypted)

Plain HTTP 4.2%

TLS Version

TLS 1.0/1.1< 0.1%TLS 1.29.2%TLS 1.379.5%QUIC11.2%

Security & Attacks

Insights into network and application layer attack traffic

Layer 7 Attacks

GET

85.8%POST

12.3%OPTIONS

1.7%HEAD

0.3%

BGP Announcements

Hourly BGP route announcements over the last 7 days

779,389

7-day total

77,143

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: 17:00–18:00
Active hours: 13 hrs
Weekend vs weekday: Weekdays ≈ weekends
Busiest day: Fri

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BGP upstreams and neighbours

AS51604Standalone 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	2026-10-20
Registered address & allocation date	RIR registration data (RDAP)	2026-07-30
Organization & company country	AS-to-organization data	2026-10-21
Network type	CleanIP ASN canon	2026-10-21
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-21
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-21
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-19
Network tags	Public routing data community tags	2026-10-21
IP reputation	CleanIP lookups and neighbour sampling	—

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Multi-source cross-checks · In-house reputation data · Real data only