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AS21453

FLEX-AS

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Registry

Authoritative registration data

AS number
21453
Name
FLEX-AS
Organisation
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Country
—
RIR
RIPE
Registered
Source:asn:rdap retrieved

IPv4 prefixes

17

IPv6 prefixes

2

Total announced

19

Announced prefixes

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

Prefixes announced by AS21453
178.167.0.0/17 IPv4 /17 not checked
94.253.0.0/17 IPv4 /17 not checked
178.167.0.0/18 IPv4 /18 not checked
94.253.0.0/18 IPv4 /18 RPKI valid
95.183.64.0/18 IPv4 /18 not checked
178.167.64.0/19 IPv4 /19 not checked
178.167.96.0/19 IPv4 /19 RPKI valid
178.57.224.0/19 IPv4 /19 not checked
212.7.224.0/19 IPv4 /19 RPKI valid
80.252.128.0/19 IPv4 /19 RPKI valid
88.84.192.0/19 IPv4 /19 not checked
94.253.96.0/19 IPv4 /19 RPKI valid
80.84.112.0/20 IPv4 /20 not checked
31.31.64.0/21 IPv4 /21 not checked
185.5.148.0/22 IPv4 /22 not checked
94.253.102.0/23 IPv4 /23 RPKI valid
94.253.2.0/24 IPv4 /24 not checked
2a01:4200::/30 IPv6 /30 RPKI valid
2a01:4200::/32 IPv6 /32 RPKI valid

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 AS21453
Address families
GNM-IX 30,000 Mbps IPv4 · IPv6
MSK-IX Moscow: MSK-IX peering network 100,000 Mbps IPv4 · IPv6
PITER-IX Frankfurt 80,000 Mbps IPv4
PITER-IX Helsinki 80,000 Mbps IPv4
PITER-IX Moscow: MSK_PEERING_VLAN 80,000 Mbps IPv4 · IPv6
PITER-IX Riga: RIX_PEERING_VLAN 80,000 Mbps IPv4
PITER-IX Saint-Petersburg: SPB_PEERING_VLAN 80,000 Mbps IPv4 · IPv6
PITER-IX Tallinn: TLL_PEERING VLAN 80,000 Mbps IPv4

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 AS21453 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

22 networks seen before AS21453 in AS paths

No rows match “”.

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Observed downstreams

12 networks seen after AS21453 in AS paths

Observed downstreams
Families
AS48149 ITKM-AS 557 1,995
v4 v6
AS41783 ITAEC-AS 671 1,241
v4 v6
AS34975 AZIMUTR-AS 297 1,107
v4
AS201646 AS_FlexL 526 1,104
v4 v6
AS49893 BITRACE-TELECOM 439 906
v4
AS57489 Telecom-Uslugi-AS 125 750
v4
AS43567 SOUTHTEL-AS 64 547
v4
AS50449 RU-KVANTZ 121 302
v4
AS35271 AVIEL-AS 211 287
v4 v6
AS199933 ELEKTRANET-AS 161 209
v6
AS216335 Kalibr-SB-AS 135 171
v4
AS213503 ITSPROJECT-AS 58 76
v4

No rows match “”.

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Uncertain adjacencies

18 adjacencies that may be an artefact of collector peering

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.