AS51540 — DALNET-ASN DAL Bilgi Teknolojileri ve Bilisim Sistemleri Ticaret A.S.

Network type: hosting

AS51540 announces 22 IPv4 prefixes covering 10,752 addresses and 0 IPv6 prefixes.

About this network

DALNET-ASN is operated by DAL Bilgi Teknolojileri ve Bilisim Sistemleri Ticaret A.S.

What it's used for

• The address space carries corporate IT infrastructure and leased blocks, evidenced by netnames such as TR-DALTR-20100920, TELNET, and GEOIPA-20210625-KAYRASYS.
• With 11,008 IPv4 addresses across 23 prefixes and only 6 observed neighbours, the network functions as an internal corporate estate rather than a transit or access provider.
• Traffic from this AS consists of web and API endpoints for an IT services and consulting firm, including security and systems integration services.

Notable

• Registrants include DAL Bilgi Teknolojileri, Superonline Iletisim Hizmetleri A.S., TELNET TELEKOM HIZMETLERI ANONIM SIRKETI, and KAYRASYS SIBER GUVENLIK VE BILISIM SISTEMLERI SAN. TIC. LTD. STI., indicating a mix of owned and historically acquired or leased space.
• The inventory is finely subdivided into 23 prefixes, consistent with site-by-site segmentation for a corporate network.

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

Announced prefixes

• 46.31.144.0/21
• 78.135.84.0/24
• 78.135.99.0/24
• 84.17.64.0/24
• 84.17.77.0/24
• 84.17.78.0/24
• 84.17.80.0/23
• 84.17.82.0/24
• 84.17.92.0/24
• 176.43.128.0/22
• 176.43.132.0/24
• 185.14.20.0/22
• 185.52.228.0/24
• 185.70.84.0/24
• 185.198.196.0/22
• 193.254.252.0/23
• 195.42.241.0/24
• 195.42.242.0/24
• 195.128.32.0/23
• 195.128.34.0/24
• 195.128.36.0/24
• 195.128.38.0/23

Upstream networks

• AS42216 Netviser Bilisim Teknolojileri San. Ve Tic. Ltd. Sti.
• AS208972 GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI
• AS60446 Datema Bilisim Ticaret Anonim Sirketi
• AS43391 NETDIREKT BILISIM DANISMANLIK ILETISIM HIZMETLERI SANAYI VE TICARET AS
• AS12735 TurkNet Iletisim Hizmetleri A.S.

Downstream networks

• AS206991 Iksir Internet Hizmetleri A.S.

Adjacent networks

• AS42216 Netviser Bilisim Teknolojileri San. Ve Tic. Ltd. Sti.
• AS208972 GIBIRNET ILETISIM HIZMETLERI SANAYI VE TICARET LIMITED SIRKETI
• AS206991 Iksir Internet Hizmetleri A.S.
• AS60446 Datema Bilisim Ticaret Anonim Sirketi
• AS43391 NETDIREKT BILISIM DANISMANLIK ILETISIM HIZMETLERI SANAYI VE TICARET AS
• AS12735 TurkNet Iletisim Hizmetleri A.S.

Routing security

• RPKI: 42 valid, 1 invalid and 0 not-found announcements; 51 ROAs.
• ASPA: none published.
• IRR: 93% of announcements registered; 52 route objects.
• Listed in as-sets: AS-BTELEKOM, AS-COMNET-INT, AS-DALNET, AS-DATEMA, AS-ISTIX, AS-KOCNET, AS-MARSNET, AS-NETDIREKT, AS-RADORE, AS-RETN-ACTUAL-V4, AS-TTNET, AS-TURKNETTR, AS-UDOS, AS34984:AS-TELLCOM.