AS43356 — Comtech-AS Comtech Ticaret LTD.

AS43356 announces 6 IPv4 prefixes covering 9,472 addresses and 0 IPv6 prefixes.

About this network

COMTECH-AS is operated by Comtech Ticaret LTD., a Turkish telecommunications provider.

What it's used for

• The address space carries residential and dial-in access traffic, evidenced by reverse DNS entries such as Dialin255.kktc.net and Meb1.kktc.net.
• The AS announces 9,472 IPv4 addresses across 6 prefixes with only 4 observed neighbours, a ratio characteristic of an access network serving end-users rather than a transit provider.
• Traffic from this AS consists of subscriber eyeballs and dial-in connections for the Turkish market, consistent with the operator's role as a local ISP.

Notable

• Registrants for the majority of prefixes align with the announcer, listing COMTECH ADMIN and Comtech Ticaret LTD.; the 37.218.196.0/22 block is registered under the netname CYPORTCOM.
• The address inventory is concentrated in the 77.92.0.0/20 and 77.92.16.0/21 ranges, with smaller allocations in 37.218.196.0/22, 77.92.24.0/22, 193.201.128.0/22, and 77.92.28.0/24.

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

Announced prefixes

• 37.218.196.0/22
• 77.92.0.0/20
• 77.92.16.0/21
• 77.92.24.0/22
• 77.92.28.0/24
• 193.201.128.0/22

Upstream networks

• AS9121 Turk Telekomunikasyon Anonim Sirketi

Downstream networks

• AS62211 VODAFONE MOBILE OPERATIONS LTD.
• AS60596 KIBRIS TURK KOOPERATIF MERKEZ BANKASI LTD.
• AS29483 Turk Bankasi Ltd

Adjacent networks

• AS9121 Turk Telekomunikasyon Anonim Sirketi
• AS62211 VODAFONE MOBILE OPERATIONS LTD.
• AS60596 KIBRIS TURK KOOPERATIF MERKEZ BANKASI LTD.
• AS29483 Turk Bankasi Ltd

Routing security

• RPKI: 30 valid, 0 invalid and 0 not-found announcements; 31 ROAs.
• ASPA: none published.
• IRR: 43% of announcements registered; 19 route objects.
• Listed in as-sets: AS-BNET, AS-BTELEKOM, AS-TTNET, AS-TURKTELEKOM.