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AS210321

OPKM0

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Registry

Authoritative registration data

AS number
210321
Name
OPKM0
Organisation
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Country
—
RIR
RIPE
Registered
Source:asn:rdap retrieved

IPv4 prefixes

4

IPv6 prefixes

1

Total announced

5

Announced prefixes

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

Prefixes announced by AS210321
185.242.248.0/24 IPv4 /24 not checked
185.242.249.0/24 IPv4 /24 RPKI valid
185.242.250.0/24 IPv4 /24 RPKI valid
185.242.251.0/24 IPv4 /24 RPKI valid
2a0c:f780::/29 IPv6 /29 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 AS210321
Address families
CATNIX 30,000 Mbps IPv4 · IPv6
DE-CIX Madrid: DE-CIX Madrid Peering LAN 30,000 Mbps IPv4 · IPv6
ESpanix Madrid Lower LAN 10,000 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 AS210321 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

16 networks seen before AS210321 in AS paths

Observed upstreams
Families
AS60171 AFRIX-AS 2,523 18,533
v4 v6
AS29119 SERVIHOSTING-AS 1,458 10,690
v4 v6
AS3257 GTT-BACKBONE 615 4,286
v4 v6
AS6939 HURRICANE 161 849
v4 v6
AS25091 IP-Max 25 477
v4 v6
AS8218 NEO-ASN 15 440
v4
AS34549 MEER-AS 23 317
v4 v6
AS5405 INTERDOTLINK 17 141
v4 v6
AS8220 COLT 19 103
v4 v6
AS4455 BSO 8 99
v4
AS34927 iFog-GmbH 6 56
v4 v6
AS6204 ZET-NET 5 55
v4
AS56911 ASN-WARIAN 10 42
v4
AS35280 F5 8 28
v6
AS286 KPN 6 26
v4 v6
AS137409 GSLNETWORKS-AS-AP 2 18
v4 v6

No rows match “”.

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Observed downstreams

12 networks seen after AS210321 in AS paths

Observed downstreams
Families
AS208909 AS-VERA 680 16,231
v4 v6
AS20815 GRN-AS 528 5,485
v4
AS201466 XTA-AS 581 4,228
v4 v6
AS206807 DEL-INTERNET-AS 563 2,282
v4 v6
AS211580 ALTURGELLFIBRA-AS 333 1,959
v4
AS211402 GIROWIMAX 305 1,568
v4
AS207717 ASICATEL 298 1,170
v4
AS215018 CORTEX 302 770
v4
AS210086 NEXIA 177 437
v4
AS208109 IDIADA 294 392
v4
AS49940 FIRABCN-AS 227 296
v4
AS202367 netpartnerwifinn 209 261
v4

No rows match “”.

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Uncertain adjacencies

9 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS24482 SGGS-AS-AP 5 261
v4 v6
AS49544 i3Dnet 5 130
v4 v6
AS29680 VOZTELECOM 12 86
v4 v6
AS6424 EDGOO 5 65
v4 v6
AS36236 NETACTUATE 5 65
v4 v6
AS37721 ORG-VTS1-AFRINIC 5 65
v4 v6
AS56987 AS-ABACLOUDA 5 65
v4 v6
AS209823 ENKI-AS 5 65
v4 v6
AS51185 MAINSTREAMING-AS 5 55
v4

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.