AS33922 — NTT-LT-AS UAB Nacionalinis Telekomunikaciju Tinklas

AS33922 announces 38 IPv4 prefixes covering 21,504 addresses and 16 IPv6 prefixes.

About this network

The AS handle NTT-LT-AS is operated by Nacionalinis Telekomunikaciju Tinklas (NTT), a Lithuanian telecommunications provider.

What it's used for

• The address space carries mobile and data services, evidenced by netnames such as NTTVOIPNET, NTTDATAZIRZILENET, and NTTDATARETAILNET.
• The AS announces 21,504 IPv4 addresses and 18 IPv6 prefixes, maintaining 120 observed neighbours. This high neighbour count relative to the address inventory indicates a role focused on transit and peering rather than a large-scale residential access network.

Notable

• Registrants include UAB Nacionalinis Telekomunikaciju Tinklas and UAB ZIRZILE, with the latter holding specific data blocks like 84.32.120.0/22.
• The address inventory is finely subdivided into 42 IPv4 prefixes, including multiple /22 and /23 blocks, suggesting internal segmentation for different service types or customer segments.

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

Announced prefixes

• 84.32.0.0/22
• 84.32.18.0/24
• 84.32.38.0/24
• 84.32.114.0/23
• 84.32.116.0/23
• 84.32.120.0/22
• 84.32.124.0/23
• 84.32.132.0/24
• 84.32.134.0/24
• 84.32.140.0/22
• 84.32.165.0/24
• 84.32.166.0/23
• 84.32.171.0/24
• 84.32.180.0/22
• 84.32.250.0/23
• 88.216.24.0/23
• 88.216.28.0/22
• 88.216.71.0/24
• 88.216.76.0/22
• 88.216.82.0/23
• 88.216.84.0/23
• 88.216.86.0/24
• 88.216.104.0/22
• 88.216.124.0/23
• 88.216.126.0/24
• 88.216.136.0/23
• 88.216.147.0/24
• 88.216.148.0/23
• 88.216.150.0/24
• 88.216.153.0/24
• 88.216.154.0/23
• 88.216.156.0/22
• 88.216.162.0/24
• 88.216.164.0/22
• 88.216.168.0/22
• 88.216.173.0/24
• 88.216.174.0/23
• 88.216.176.0/22
• 2001:4048::/39
• 2001:4048:106::/47
• 2001:4048:109::/48
• 2001:4048:10a::/47
• 2001:4048:10c::/46
• 2001:4048:110::/44
• 2001:4048:120::/43
• 2001:4048:140::/42
• 2001:4048:180::/41
• 2001:4048:200::/39
• 2001:4048:400::/38
• 2001:4048:800::/37
• 2001:4048:1000::/36
• 2001:4048:2000::/35
• 2001:4048:4000::/34
• 2001:4048:8000::/33

Upstream networks

• AS13194 UAB "Bite Lietuva"
• AS9002 RETN Limited
• AS6939 Hurricane Electric LLC
• AS34549 meerfarbig GmbH & Co. KG
• AS3303 Swisscom (Schweiz) AG
• AS6797 GlobalConnect AB
• AS34019 Hivane Association
• AS37100 SEACOM Limited
• AS8551 Bezeq International Ltd.
• AS48362 Stadtwerke Feldkirch
• AS24482 SG.GS
• AS20485 Joint Stock Company TransTeleCom
• AS212024 Marc Schmitt
• AS1257 Tele2 Sverige AB
• AS12779 IT.Gate S.p.A.
• AS33891 Core-Backbone GmbH
• AS44066 firstcolo GmbH
• AS1836 green.ch AG
• AS37721 Virtual Technologies & Solutions

Downstream networks

• AS43627 UAB "Besmegeniai"
• AS25406 SPLIUS, UAB
• AS8764 Telia Lietuva, AB
• AS50962 UAB Roventa
• AS34857 Telekomunikaciju vartai, UAB
• AS60099 UAB Radijo elektronines sistemos
• AS51388 UAB Marsatas
• AS198345 Viesoji istaiga "Vilniaus universiteto bustas"
• AS49912 UAB Moletu radijas ir televizija
• AS34037 VARDAS.LT, UAB
• AS47341 Torena, II
• AS42774 Blue Bridge MSP, UAB

Adjacent networks

• AS13194 UAB "Bite Lietuva"
• AS43627 UAB "Besmegeniai"
• AS6939 Hurricane Electric LLC
• AS25406 SPLIUS, UAB
• AS9002 RETN Limited
• AS34549 meerfarbig GmbH & Co. KG
• AS8764 Telia Lietuva, AB
• AS50962 UAB Roventa
• AS34857 Telekomunikaciju vartai, UAB
• AS60099 UAB Radijo elektronines sistemos
• AS51388 UAB Marsatas
• AS198345 Viesoji istaiga "Vilniaus universiteto bustas"
• AS49912 UAB Moletu radijas ir televizija
• AS3303 Swisscom (Schweiz) AG
• AS34037 VARDAS.LT, UAB
• AS6797 GlobalConnect AB
• AS20485 Joint Stock Company TransTeleCom
• AS8551 Bezeq International Ltd.
• AS24482 SG.GS
• AS37100 SEACOM Limited
• AS1257 Tele2 Sverige AB
• AS34019 Hivane Association
• AS212024 Marc Schmitt
• AS48362 Stadtwerke Feldkirch
• AS12779 IT.Gate S.p.A.

Routing security

• RPKI: 74 valid, 0 invalid and 4 not-found announcements; 90 ROAs.
• ASPA: none published.
• IRR: 94% of announcements registered; 118 route objects.
• Listed in as-sets: AS-8764-EXCLUDE-AMS-IX-RS, AS-BITE, AS-BITE-AMB-LT, AS-BITE-LT, AS-BITE-V6, AS-CGATES-LT, AS-LATTELEKOM, AS-MANDA-DECIX-PEERS-V4, AS-MANDA-DECIX-PEERS-V6, AS-NTT-IN-EX, AS-NTT-LT, AS-RETN-ACTUAL-V4, AS-RETN-ACTUAL-V6, AS-TEO, AS-TRANSROUTE-SPEC, AS203462:AS-NVC-DECIX_FRA_RS, AS6695:AS-DECIX-FRA-CONNECTED, AS6695:AS-DECIX-FRA-RS, AS6695:AS-DECIX-FRA-RS-V6.

Internet exchanges

• DE-CIX Frankfurt — Frankfurt, Germany
• Baltic Internet Exchange — Vilnius, Lithuania