AS41403 — ULAN-UDE-AS JSC "ER-Telecom Holding"

AS41403 announces 9 IPv4 prefixes covering 22,272 addresses and 0 IPv6 prefixes.

About this network

The AS handle ULAN-UDE-AS is held by JSC "ER-Telecom Holding".

What it's used for

• The address space carries residential and business subscriber traffic, evidenced by netnames such as ERTH-ULAN-UDE-PPPOE-NET and ERTH-CHITA-MAIN-NET, and reverse DNS entries like dynamic.ulanude.ertelecom.ru and static-business.ulu.ertelecom.ru.
• With 22,272 IPv4 addresses announced across 12 prefixes and only 1 observed neighbour, the network functions as an access provider rather than a transit carrier.
• Traffic consists of subscriber eyeballs and business endpoints within the Ulan-Ude, Chita, and Khabarovsk regions of Russia.

Notable

• All registrants align with the announcer, consistently listing JSC "ER-Telecom Holding" with the contact role "ER-Telecom ISP Contact Role".
• The inventory is fragmented across multiple /20, /21, and /22 blocks, reflecting a regional ISP estate with distinct allocations for different service types and geographic zones.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 5.3.27.0/24
• 46.236.128.0/19
• 78.136.224.0/20
• 78.136.240.0/21
• 84.22.200.0/22
• 91.224.102.0/23
• 146.247.4.0/22
• 176.212.140.0/22
• 176.214.192.0/20

Upstream networks

• AS9049 JSC "ER-Telecom Holding"

Adjacent networks

• AS9049 JSC "ER-Telecom Holding"

Routing security

• RPKI: 3 valid, 0 invalid and 22 not-found announcements; 1 ROAs.
• ASPA: none published.
• IRR: 80% of announcements registered; 29 route objects.
• Listed in as-sets: AS-BLOCK-SET, AS-BLOCKED-RU, AS-ERTH-CITIES, AS-HURRICANE, AS-I-JETCOM, AS-INFOLAIN, AS-INFOLINE, AS-KHABAROVSK, AS-RETN-ACTUAL-V4, AS-TMN, AS209141:AS-RUCUST, AS29648:AS-CUST, AS29648:AS-CUST-FULL, AS3216:AS-ALL, AS3491:AS-CUSTOMERS-EU.