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AS51920

vivacom

VIVACOM Magyarorszag Kft

Registry

Authoritative registration data

AS number
51920
Name
vivacom
Organisation
VIVACOM Magyarorszag Kft
Country
—
RIR
RIPE
Registered
Source:asn:rdap retrieved

IPv4 prefixes

8

IPv6 prefixes

11

Total announced

19

Announced prefixes

Observed in BGP by route collectors, not a registry allocation list

Prefixes announced by AS51920
185.220.188.0/22 IPv4 /22 not checked
185.92.116.0/22 IPv4 /22 not checked
45.136.120.0/22 IPv4 /22 not checked
45.66.200.0/22 IPv4 /22 not checked
45.9.200.0/22 IPv4 /22 not checked
185.188.56.0/24 IPv4 /24 not checked
185.188.57.0/24 IPv4 /24 not checked
185.188.58.0/24 IPv4 /24 not checked
2a09:6bc0::/29 IPv6 /29 not checked
2a0b:fac0::/29 IPv6 /29 RPKI not found
2a0e:9740::/29 IPv6 /29 RPKI not found
2a0f:6140::/29 IPv6 /29 RPKI not found
2a03:8c60::/32 IPv6 /32 not checked
2a03:8c60:1::/48 IPv6 /48 not checked
2a03:8c60:2::/48 IPv6 /48 not checked
2a03:8c60:3::/48 IPv6 /48 not checked
2a03:8c60::/48 IPv6 /48 not checked
2a0b:b980:1::/48 IPv6 /48 not checked
2a0b:b980:2::/48 IPv6 /48 not checked

No rows match “”.

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Source:ripestat:announced-prefixes observed

Internet Exchanges

Exchanges where this network has a listed peering LAN connection

Internet Exchange memberships listed for AS51920
Address families
BIX 20,000 Mbps IPv4 · IPv6

No rows match “”.

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Source:peeringdb retrieved

Exchange membership means the network has a listed connection; it does not prove peering with other members.

Observed adjacencies

Networks seen next to AS51920 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

8 networks seen before AS51920 in AS paths

Observed upstreams
Families
AS9002 RETN-AS 407 3,514
v4 v6
AS6939 HURRICANE 154 1,098
v4 v6
AS3303 SWISSCOM 11 111
v4 v6
AS47692 NESSUS 2 68
v4 v6
AS33891 CORE-BACKBONE 6 37
v4
AS6663 TTI-NET 1 12
v4 v6
AS15958 CETIN_doo_AS 1 7
v4
AS21215 UGNI 1 7
v4

No rows match “”.

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Observed downstreams

1 networks seen after AS51920 in AS paths

Observed downstreams
Families
AS206361 AS-TAMANET 83 116
v4 v6

No rows match “”.

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Uncertain adjacencies

2 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS40994 Alwyzon 1 17
v4 v6
AS49544 i3Dnet 1 17
v4 v6

No rows match “”.

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Note:
These are observed adjacencies derived from BGP path data, not confirmed commercial relationships. A network appearing before another in an AS path does not establish that it is a paying transit customer, a settlement free peer, or anything else contractual. Adjacencies marked uncertain were seen only as direct peers of a route collector, so the collector's own peering may have created them.