AS39063 Leitwert GmbH 🇩🇪 DE

Announcing 12 prefixes, seen at the RIS collectors.

IPv4 prefixes
2
512 (2 × /24)
IPv6 prefixes
10
4 × /32
Upstreams
17
transit providers observed
Peers
36
settlement-free adjacencies
Downstreams
1
transit customers observed
Customer cone
2
ASes reachable through it

Registry and operator data

AS number
AS39063
Name
Leitwert GmbH
Organisation
Leitwert
Country
🇩🇪 DE
RIR
RIPENCC
Allocated
2015-03-10
Network type
Educational/Research
Scope
Global
Peering policy
Open
IRR as-set
AS-LEITWERT
PeeringDB
net/13222
Exchanges
8
Facilities
1

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 12 no ROA (100.0%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS3356 Lumen (Level 3) 🇺🇸 US 71,317 2,086 80 CAIDA
AS1299 Arelion (fka. Telia Carrier) 🇸🇪 SE 68,567 135 99 CAIDA
AS174 Cogent Communications, LLC 🇺🇸 US 65,981 3,976 79 CAIDA
AS3257 GTT Communications Inc. 🇺🇸 US 63,462 1,788 76 CAIDA
AS2914 NTT America, Inc. 🇺🇸 US 56,430 1,524 77 CAIDA
AS6939 Hurricane Electric LLC 🇺🇸 US 54,042 185 450 CAIDA
AS6762 Telecom Italia Sparkle (Seabone) 🇮🇹 IT 52,705 288 60 CAIDA
AS9002 RETN Limited 🇬🇧 GB 51,811 18 11 inferred
AS3320 Deutsche Telekom AG 🇩🇪 DE 51,597 910 76 CAIDA
AS3491 PCCW Global (HK) Ltd. 🇭🇰 HK 50,962 532 75 CAIDA
AS23764 China Telecom Global 🇭🇰 HK 46,477 181 77 CAIDA
AS12389 Rostelecom PJSC 🇷🇺 RU 26,795 3,255 80 CAIDA
AS58453 China Mobile International 🇭🇰 HK 25,117 76 77 CAIDA
AS15802 Emirates Integrated Telecommunications Company PJSC 🇦🇪 AE 22,729 170 1 CAIDA
AS3303 Swisscom (Schweiz) AG 🇨🇭 CH 20,476 345 98 CAIDA
AS29632 Netassist International EOOD 🇧🇬 BG 46 0 28 inferred
AS56662 Marcin Gondek 🇵🇱 PL 0 0 12 inferred

Peers

Adjacencies that look settlement-free rather than transit

Network Country Cone IPv4 prefixes Paths Source
AS5405 Inter.link GmbH 🇩🇪 DE 31,149 12 3 CAIDA
AS20485 TransTeleCom JSC 🇷🇺 RU 30,346 85 5 CAIDA
AS33891 Core-Backbone GmbH 🇩🇪 DE 26,879 1 9 CAIDA
AS3216 Vimpelcom PJSC 🇷🇺 RU 24,952 590 2 CAIDA
AS20562 Open Peering (Broadband Hosting B.V.) 🇳🇱 NL 23,799 0 2 CAIDA
AS37721 Virtual Technologies & Solutions 🇧🇫 BF 23,711 64 8 CAIDA
AS20764 CJSC RASCOM 🇷🇺 RU 23,557 8 1 CAIDA
AS9930 TIME dotCom Bhd 🇲🇾 MY 23,501 75 1 CAIDA
AS15830 Equinix, Inc. 🇳🇱 NL 18,376 1,079 5 CAIDA
AS50673 Serverius Holding B.V. 🇳🇱 NL 16,031 131 20 CAIDA
AS34549 meerfarbig GmbH & Co. KG 🇩🇪 DE 15,524 48 36 CAIDA
AS34927 iFog GmbH 🇨🇭 CH 15,412 38 3 CAIDA
AS9304 HGC Global Communications Limited 🇭🇰 HK 6,277 2,168 1 CAIDA
AS24482 SG.GS 🇸🇬 SG 4,780 45 30 CAIDA
AS50629 LWLcom GmbH 🇩🇪 DE 405 24 1 CAIDA
AS17639 Converge ICT Solutions Inc. 🇵🇭 PH 274 567 12 CAIDA
AS25091 IP-Max SA 🇨🇭 CH 206 25 9 CAIDA
AS29075 IELO-LIAZO SERVICES SAS 🇫🇷 FR 202 23 2 CAIDA
AS6696 VERIXI SA 🇧🇪 BE 145 49 2 CAIDA
AS49559 A-Systems Sp. z o.o. 🇵🇱 PL 119 11 2 CAIDA
AS12779 IT.Gate S.p.A. 🇮🇹 IT 76 25 6 CAIDA
AS1836 green.ch AG 🇨🇭 CH 45 78 18 CAIDA
AS12859 BIT BV 🇳🇱 NL 39 66 2 CAIDA
AS34019 Hivane Association 🇫🇷 FR 38 6 6 CAIDA
AS50304 Blix Solutions AS 🇳🇴 NO 34 103 6 CAIDA
AS44066 firstcolo GmbH 🇩🇪 DE 31 54 1 CAIDA
AS20766 Association "Gitoyen" 🇫🇷 FR 18 6 2 CAIDA
AS48362 Stadtwerke Feldkirch 🇦🇹 AT 16 8 22 CAIDA
AS50628 Leonix Telecom SAS 🇫🇷 FR 15 11 16 CAIDA
AS48185 team.blue NV 🇧🇪 BE 14 1 20 CAIDA
AS204092 Association GRIFON 🇫🇷 FR 10 2 16 CAIDA
AS50300 CustodianDC Limited 🇬🇧 GB 9 39 18 CAIDA
AS49673 Truenetwork LLC 🇷🇺 RU 9 4 1 CAIDA
AS3333 Reseaux IP Europeens Network Coordination Centre (RIPE NCC) 🇳🇱 NL 2 7 18 CAIDA
AS212024 Marc Schmitt 🇫🇷 FR 0 1 16 CAIDA
AS213241 TECHIT.BE SRL 🇧🇪 BE 0 14 15 CAIDA

Downstreams

Networks this one appears to provide transit to

Network Country Cone IPv4 prefixes Paths Source
AS29108 Leitwert GmbH 🇩🇪 DE 0 22 1,329 CAIDA

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.