Тулзы

AS21320

Автономная система. Кто держит, что анонсирует и с кем связан.

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Соседи по BGP

апстримы (20)
AS2603, AS3356, AS174, AS6939, AS1853, AS9002, AS6461, AS33891 и ещё 12
клиенты (150)
AS6939, AS6461, AS9002, AS5408, AS3216, AS31133, AS766, AS2200 и ещё 142

Кто это RIPEstat

владелец
GEANT_IAS_VRF GEANT Vereniging
анонсирует
да
блок ASN
20480-21503, Assigned by RIPE NCC

Whois и регистратор RIPEstat

организация
ORG-DLCU1-RIPE
RIR
RIPE NCC
abuse
cert@geant.org
Сырой whois
aut-num          21320
as-name          GEANT_IAS_VRF
org              ORG-DLCU1-RIPE
remarks          
remarks          GEANT Upstream and Peering Service
remarks          The GEANT Network Connects the European National Regional Education Networks (NRENs) together
remarks          
remarks          We are on peeringdb.com @
remarks          https://www.peeringdb.com/net/3386
remarks          
remarks          === BEGIN === INFORMATION ==========================================================
remarks          
remarks          NRENs are configured with either the opt-in or the opt-out model at the time of joining.
remarks          NRENs may switch at any time (contact GEANT Ops),
remarks          
remarks          Opt-out model - GEANT tags NREN routes for announcement to all providers, and NRENs
remarks          block to all or specific providers as required.
remarks          Opt-in model - NRENs tag routes for selective announcement to all or specific providers,
remarks          and block communities take precedence over announce communities.
remarks          
remarks          *** BEGIN *** BGP Communities ***
remarks          
remarks          INFORMATIONAL - Routes we learn are tagged as follows:
remarks          21320:XXXyy, where XXX denotes our relationship to the BGP speaker
remarks          21320:xxxYY, where YY denotes the location at which we learned the route
remarks          
remarks          Relationship :-
remarks          21320:645yy Upstream/Tier 1 transit
remarks          21320:646yy Public peer via Internet Exchange fabric
remarks          21320:647yy Private peer via dedicated interconnect
remarks          21320:648yy Research & Education peers
remarks          21320:649yy NREN peers, i.e. GEANT consortium members
remarks          
remarks          Location :- ( Geographic and Internet Exchange where applicable )
remarks          
remarks          Geographic (POP_ID/AREA_ID)
remarks          21320:xxx09 Iberian Ring (POR,BIL,MAD,LIS)
remarks          21320:xxx12 Omnipresent, i.e. injected, generated, static routes
remarks          21320:xxx13 Amsterdam NL (AMS)
remarks          21320:xxx14 Athens GR (ATH/ATH2)
remarks          21320:xxx15 Bratislava SK (BRA)
remarks          21320:xxx16 Brussels BE (BRU)
remarks          21320:xxx17 Bucharest RO (BUC)
remarks          21320:xxx18 Budapest HU (BUD)
remarks          21320:xxx20 Dublin IE (DUB)
remarks          21320:xxx22 Frankfurt DE (FRA)
remarks          21320:xxx23 Geneva CH (GEN)
remarks          21320:xxx24 Hamburg DE (HAM)
remarks          21320:xxx25 Kaunas LT (KAU)
remarks          21320:xxx26 Lisbon PT (LIS)
remarks          21320:xxx27 Ljubljana SI (LJU)
remarks          21320:xxx28 London UK (LON)
remarks          21320:xxx30 Madrid ES (MAD)
remarks          21320:xxx31 Marseilles FR (MAR)
remarks          21320:xxx32 Milan Lancetti IT (MIL)
remarks          21320:xxx33 Milan Caldera IT (MIL2)
remarks          21320:xxx35 Paris FR (PAR)
remarks          21320:xxx36 Poznan PL (POZ)
remarks          21320:xxx37 Prague CZ (PRA)
remarks          21320:xxx38 Riga LV (RIG)
remarks          21320:xxx39 Sofia BG (SOF)
remarks          21320:xxx41 Vienna AT (VIE)
remarks          21320:xxx42 Zagreb AT (ZAG)
remarks          21320:xxx43 London 2 UK (LON2)
remarks          21320:xxx44 Porto PT (POR)
remarks          21320:xxx45 Chisinau MD (CHI)
remarks          21320:xxx46 Kiev UA (KIE)
remarks          21320:xxx47 Bilbao ES (BIL)
remarks          21320:xxx48 Cork IE (COR)
remarks          21320:xxx49 Tartu EE (TAR)
remarks          21320:xxx50 Thessaloniki GR (THE)
remarks          21320:xxx51 RESERVED
remarks          21320:xxx52 Budapest 2 (BUD2)
remarks          21320:xxx53 Geneva 2 (GEN2)
remarks          21320:xxx54 Belgrade (BEL)
remarks          21320:xxx55 RESERVED
remarks          21320:xxx56 Luxembourg (LUX)
remarks          21320:xxx57 Stockholm (STO)
remarks          
remarks          Internet Exchanges (IX_ID)
remarks          21320:xxx79 Stockholm Netnod AB
remarks          21320:xxx80 Helsinki FICIX
remarks          21320:xxx81 Poznan PL Equinix WA
remarks          21320:xxx82 Lisbon GigaPIX
remarks          21320:xxx83 Athens GR-IX
remarks          21320:xxx84 Brussels BNIX
remarks          21320:xxx85 Luxembourg LU-CIX
remarks          21320:xxx86 Sofia BIX.BG
remarks          21320:xxx87 Ljubljana SI SIX
remarks          21320:xxx88 Budapest HU BiX
remarks          21320:xxx89 Madrid ES DE-CIX Madrid
remarks          21320:xxx90 Marseilles FR DE-CIX Marseilles
remarks          21320:xxx91 Prague CZ NIX.CZ
remarks          21320:xxx92  -- NORDUnet peering aggregation
remarks          21320:xxx93 Dublin IE INEX LAN1
remarks          21320:xxx94 Geneva CH CIXP
remarks          21320:xxx95 Milan IT MIT-IT
remarks          21320:xxx96 London UK LINX Juniper LAN
remarks          21320:xxx97 Vienna AT VIX
remarks          21320:xxx98 Frankfurt DE DE-CIX Frankfurt
remarks          21320:xxx99 Amsterdam NL AMS-IX
remarks          
remarks          *** BEGIN *** LEGACY BGP Communities - Informational ***
remarks          
remarks          GEANT Tags routes as follows:
remarks          20965:0003 GEANT IAS Peering Service peers, public (IX) only.
remarks          20965:0004 GEANT IAS Peering Service peers, public (IX) and private.
remarks          20965:15169 - All routes received from Google
remarks          20965:7777 - All routes received from the commodity providers
remarks          
remarks          *** END *** LEGACY BGP Communities - Informational ***
remarks          
remarks          TRAFFIC ENGINEERING - NRENs may engineer (re-)announcements as follows:
remarks          
remarks          Announce :-
remarks          
remarks          64700: - Announce toward  everywhere
remarks          64700:65532 - Announce toward all public peers
remarks          64700:65533 - Announce toward all private peers
remarks          64700:65534 - Announce toward all upstreams
remarks          
remarks          Prepend :-
remarks          
remarks          You must use two communities at a minimum.
remarks          One to specify who to prepend to, and how many times:
remarks          
remarks          6480X: - Where X can be 1, 2, 3 or 6 times prepending
remarks          origin:L:6480X - As above
remarks          
remarks          One to specify at which location to prepend, again specifying to whom:times:
remarks          
remarks          648XX: - Where XX is the IX or POP code (see Informational communities)
remarks          origin:L:648X - As above
remarks          
remarks          The following communities take effect globally; no location required.
remarks          If you need to prepend X times toward a subset of the below, you must do so per ASN.
remarks          
remarks          6480X:65532 - Prepend X times toward all public peers
remarks          6480X:65533 - Prepend X times toward all private peers
remarks          6480X:65534 - Prepend X times toward all upstreams
remarks          
remarks          Block :-
remarks          
remarks          64512: - Don't announce to
remarks          origin:L:64512 - Don't announce to  (required for 4-byte ASNs)
remarks          
remarks          64599:65532 - Don't announce to peers at AMS-IX (Amsterdam)
remarks          64598:65532 - Don't announce to peers at DE-CIX (Frankfurt)
remarks          64597:65532 - Don't announce to peers at VIX (Vienna)
remarks          64596:65532 - Don't announce to peers at LINX (London)
remarks          64595:65532 - Don't announce to peers at MIX (Milan)
remarks          64594:65532 - Don't announce to peers at CIXP (Geneva)
remarks          64593:65532 - Don't announce to peers at INEX (Dublin via London)
remarks          64592:65532 - Don't announce to peers at NORDUnet peering aggregation (AMS, LON)
remarks          64591:65532 - Don't announce to peers at NIX.CZ (Prague)
remarks          64588:65532 - Don't announce to peers at Budapest HU BiX
remarks          64589:65532 - Don't announce to peers at Madrid ES DE-CIX Madrid
remarks          64590:65532 - Don't announce to peers at Marseilles FR DE-CIX Marseilles
remarks          
remarks          64512:65532 - Don't announce to any public peers
remarks          64512:65533 - Don't announce to any private peers
remarks          64512:65534 - Don't announce to any upstreams
remarks          
remarks          *** BEGIN *** LEGACY BGP Communities - Traffic Engineering ***
remarks          *** The following communities have been deprecated and will soon be retired ***
remarks          
remarks          20965:7000 - Don't announce the route to Commodity Providers
remarks          20965:7010 - Prepend GEANT AS one time towards Commodity Providers
remarks          20965:7020 - Prepend GEANT AS two times towards Commodity Providers
remarks          20965:7030 - Prepend GEANT AS three times towards Commodity Providers
remarks          20965:7060 - Prepend GEANT AS six times towards Commodity Providers
remarks          
remarks          20965:64550 - Don't announce to peers at AMS-IX (Amsterdam)
remarks          
remarks          20965:0011 & 20965:0013 - Don't announce to private peers.
remarks          20965:0008 - RTBH service, /32 and /128 prefixes only
remarks          
remarks          *** END *** LEGACY BGP Communities - Traffic Engineering ***
remarks          
remarks          *** END *** BGP Communities
remarks          
remarks          === END === INFORMATION ==========================================================
remarks          
remarks          === BEGIN === POLICY ===============================================================
remarks          
remarks          *** BEGIN *** ROUTING POLICY - NREN
remarks          
remarks          We set local-preference 150 primary/load-balancing or 125 backup on import
remarks          
import           from AS137 accept AS-GARRTOGEANT
import           from AS378 accept AS-MACHBA
import           from AS559 accept AS-SWITCH and AS-CERNEXT
import           from AS680 accept AS-DFNTOWINISP
import           from AS766 accept AS-REDIRIS {192.243.16.0/22, 192.171.2.0/24}
import           from AS786 accept AS-JANETEURO
import           from AS1103 accept AS1103:AS-SURF
import           from AS1213 accept AS-HEANET
import           from AS1853 accept AS-ACONET and AS-ACOSERV and AS-ACONET-STH
import           from AS1930 accept AS-RCCN
import           from AS1955 accept AS-HBONE
import           from AS2107 accept AS-ARNES
import           from AS2108 accept AS2108
remarks          AS7500 (DNS root name-server) is behind RENATER
import           from AS2200 accept AS-RENATER AS7500
import           from AS2602 accept AS-RESTENA
import           from AS2603 accept AS-NORDUNET
import           from AS2607 accept AS-SANET2
import           from AS2611 accept AS-BELNET
import           from AS2614 accept AS-ROEDUNET AS9199
import           from AS2847 accept AS-LITNET
import           from AS2852 accept AS2852 {130.129.0.0/16}
import           from AS3208 accept AS3208
import           from AS3221 accept AS3221
import           from AS3268 accept AS3268 AS198336
import           from AS5379 accept AS5379
import           from AS5408 accept AS5408:AS-TO-GEANT
import           from AS5538 accept AS-SigmaNet-Geant
import           from AS6802 accept AS-ISTF
import           from AS6879 accept AS6879
import           from AS8501 accept AS-PLNET
import           from AS8517 accept AS-ULAKNET
import           from AS12046 accept AS-RICERKANET
import           from AS12687 accept AS-URAN-GEANT
import           from AS13092 accept AS13092
import           from AS35385 accept AS35385
import           from AS35656 accept AS35656
import           from AS21274 accept AS-BASNET
import           from AS40981 accept AS40981
import           from AS57965 accept AS57965 and AS-PALNREN
remarks          
remarks          GWS NRENs - those NRENs who receive a full routing table from GEANT
remarks          
export           to AS378 announ

Карта связности 148 маршрутов RIS, 6 AS

Напрямую к Tier 1: 3, плюс 1 транзитных провайдеров. Нормальная связность для хостера среднего размера. Наведи на AS, чтобы подсветить её связи, кликни, чтобы открыть досье. Толщина линии — доля маршрутов.

Прямые апстримы

AS3356 Lumen T1 — 60%
AS174 Cogent T1 — 34%
AS6461 Zayo T1 — 5%
AS2603 NORDUnet — <1%

Что тут вообще нарисовано

Origin — сеть, которая анонсирует префикс в BGP. Транзит — провайдер, которому origin платит за доставку трафика во весь интернет. Tier 1 — полтора десятка магистральных сетей (Lumen, Arelion, Cogent, NTT и компания), которые сами никому за транзит не платят: весь интернет они видят через бесплатный пиринг друг с другом. Многие маршруты доходят до кого-то из них, но не все: часть путей идёт через пиринг и региональные транзиты без Tier 1. На карте показаны только те пути, что доходят до Tier 1, или, если таких нет, первые четыре хопа.

Линии построены по реальным AS-путям, которые видят сотни BGP-пиров RIPE RIS по всему миру: от origin до первой Tier 1 на пути. Чем больше апстримов и чем толще связи с разными Tier 1, тем устойчивее сеть к падению одного провайдера. Российские сети часто выходят в мир через Ростелеком, ТТК, RETN или МегаФон, а не напрямую к Tier 1.

Анонсы

IPv4 префиксов
1
IPv6 префиксов
1
транзитом
v4 222 371, v6 82 627

Полный список: bgp.tools · bgp.he.net

Смотреть там же: bgp.tools · bgp.he.net · PeeringDB · Cloudflare Radar · RIPEstat