AS203877 — astratelekom ASTRA TELEKOM DOO BEOGRAD

AS203877 announces 20 IPv4 prefixes covering 14,592 addresses and 0 IPv6 prefixes.

About this network

The AS handle ASTRATELEKOM is held by Astra Telekom DOO Beograd.

What it's used for

• The address space carries static residential and business endpoints, evidenced by reverse DNS entries such as static.astratelekom.rs and bsnet.rs.
• The network announces 14,592 IPv4 addresses across 20 prefixes while maintaining only 4 observed neighbours, a ratio indicative of an access or eyeball network rather than a transit provider.
• Traffic from this AS consists of subscriber internet access for households and small businesses in Serbia, consistent with the operator's role as a regional telecommunications company.

Notable

• All RDAP registrants for the largest prefixes are listed as IPC BLOK d.o.o. Beograd, which differs from the AS holder name but aligns with the RS-IPCBLOK netnames, suggesting a specific IP allocation entity or historical registration structure.
• The inventory is composed of multiple /22 and /23 blocks, with the largest being 178.22.216.0/21, indicating a fragmented but substantial address estate.

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

Announced prefixes

• 62.240.0.0/22
• 62.240.5.0/24
• 62.240.7.0/24
• 62.240.8.0/22
• 62.240.12.0/23
• 62.240.15.0/24
• 62.240.16.0/22
• 85.202.112.0/22
• 85.202.118.0/24
• 85.202.120.0/23
• 85.202.122.0/24
• 85.202.125.0/24
• 85.202.126.0/23
• 91.226.240.0/22
• 109.94.119.0/24
• 109.94.120.0/22
• 109.94.224.0/22
• 178.22.216.0/21
• 185.102.236.0/22
• 185.118.168.0/22

Upstream networks

• AS8400 TELEKOM SRBIJA a.d.
• AS15958 CETIN Ltd. Belgrade
• AS31042 Yettel d.o.o.

Downstream networks

• AS198360 CYBERMEDIA d.o.o. Beograd

Adjacent networks

• AS8400 TELEKOM SRBIJA a.d.
• AS15958 CETIN Ltd. Belgrade
• AS31042 Yettel d.o.o.
• AS198360 CYBERMEDIA d.o.o. Beograd

Routing security

• RPKI: 45 valid, 0 invalid and 0 not-found announcements; 52 ROAs.
• ASPA: none published.
• IRR: 98% of announcements registered; 77 route objects.
• Listed in as-sets: AS-RETN-ACTUAL-V4, AS-SBB, AS-SBB-RS, AS-TELEKOM, AS-TELENORDOO, AS21215:AS-UGNI.