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AS20900

AS-IMSNETORKS

IMSNETWORKS

Registry

Authoritative registration data

AS number
20900
Name
AS-IMSNETORKS
Organisation
IMSNETWORKS
Country
—
RIR
RIPE
Registered
Source:asn:rdap retrieved

IPv4 prefixes

25

IPv6 prefixes

1

Total announced

26

Announced prefixes

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

Prefixes announced by AS20900
137.129.0.0/16 IPv4 /16 not checked
213.190.64.0/19 IPv4 /19 not checked
31.217.232.0/21 IPv4 /21 not checked
185.182.252.0/22 IPv4 /22 not checked
137.129.232.0/23 IPv4 /23 not checked
137.129.234.0/23 IPv4 /23 not checked
137.129.236.0/23 IPv4 /23 not checked
91.214.114.0/23 IPv4 /23 not checked
137.129.15.0/24 IPv4 /24 not checked
137.129.43.0/24 IPv4 /24 not checked
137.129.63.0/24 IPv4 /24 not checked
137.129.9.0/24 IPv4 /24 not checked
176.111.246.0/24 IPv4 /24 not checked
185.182.252.0/24 IPv4 /24 not checked
194.4.10.0/24 IPv4 /24 not checked
194.4.12.0/24 IPv4 /24 not checked
194.4.13.0/24 IPv4 /24 not checked
194.4.7.0/24 IPv4 /24 not checked
213.190.64.0/24 IPv4 /24 not checked
213.190.65.0/24 IPv4 /24 not checked
213.190.69.0/24 IPv4 /24 not checked
213.190.76.0/24 IPv4 /24 not checked
213.190.88.0/24 IPv4 /24 not checked
31.217.233.0/24 IPv4 /24 not checked
91.231.175.0/24 IPv4 /24 not checked
2001:1b08::/32 IPv6 /32 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 AS20900
Address families
Equinix Paris: Equinix IX - PA Metro 1,000 Mbps IPv4
France-IX Paris 10,000 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 AS20900 in BGP paths by route collectors.

Source:ripestat:asn-neighbours observed

Observed upstreams

11 networks seen before AS20900 in AS paths

Observed upstreams
Families
AS174 COGENT-174 573 3,009
v4 v6
AS3356 LEVEL3 511 2,840
v4 v6
AS6762 SEABONE-NET 360 1,213
v4 v6
AS6939 HURRICANE 113 621
v4
AS14840 ASN14840 18 196
v4
AS25091 IP-Max 18 96
v4
AS6696 VERIXI 9 48
v4
AS20766 GITOYEN-MAIN-AS 9 48
v4
AS34177 CELESTE-AS 9 48
v4
AS9009 M247 8 42
v4
AS22356 ASN22356 8 41
v4

No rows match “”.

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Observed downstreams

8 networks seen after AS20900 in AS paths

Observed downstreams
Families
AS50758 Airbus-Defence-and-Space 143 1,328
v4
AS198340 AIRFRANCE-AS 168 914
v4
AS204509 SYN 171 834
v4
AS204516 CAPLASER 220 331
v4
AS204212 AS_LyreG3 206 324
v4 v6
AS204835 IMS3 144 254
v4
AS47233 SERC 143 166
v4
AS209483 ALBIANT-IT 143 166
v4

No rows match “”.

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Uncertain adjacencies

5 adjacencies that may be an artefact of collector peering

Uncertain adjacencies
Families
AS24482 SGGS-AS-AP 9 245
v4
AS15547 NETPLUS 9 49
v4
AS35280 F5 9 48
v4
AS49544 i3Dnet 9 48
v4
AS34019 HIVANE 9 47
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.