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AS20545 Georgian Research and Educational Networking Association (GRENA)

Georgia GRENA-AS RIPE 20 IPv4 prefixes 1 IPv6 prefix
IPv4 addresses
6,400
IPv6 /48 networks
524,288
RPKI
21 valid0 no ROA
Peers and downstreams
5

Holder

AS name
GRENA-AS
Description
Tbilisi, Georgia
Organisation
Georgian Research and Educational Networking Association (GRENA)
Registered in
Tbilisi, Georgia
Abuse contact
contact@grena.ge
Assigned
2001-03-29
Registered
2002-04-19
Record last changed
2017-11-15 09:17 UTC

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6057 Administracion Nacional de Telecomunicaciones AS6057 · UY Administracion Nacion… AS14840 BR.Digital Telecom AS14840 · BR BR.Digital Telecom AS3356 Level 3 Parent, LLC AS3356 · US Level 3 Parent, LLC AS6461 Zayo Bandwidth AS6461 · US Zayo Bandwidth AS174 AS174 AS174 AS174 AS20545 Georgian Research and Educational Networking Association (GRENA) AS20545 · GE Georgian Research and…

Network health

Grade B · 80/100
pass Prefixes covered by valid ROAs
21 of 21 announced prefixes are RPKI valid.		 25/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
pass Announces IPv6
1 IPv6 prefix.		 15/15
partly More than one upstream
1 upstream seen in BGP.		 5/10
pass Working abuse contact
contact@grena.ge is published.		 15/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.		 10/10
fail Registry record maintained
Last changed 2017-11-15.		 0/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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Routing changes

Last 30 days
2026-10-03 22:10 UTCRelationship changed AS35805 upstream to peer
2026-10-03 22:10 UTCRelationship changed AS20965 upstream to peer

WHOIS

aut-num:        AS20545
org:            ORG-GRaE1-RIPE
as-name:        GRENA-AS
descr:          Tbilisi, Georgia
admin-c:        NT1644-RIPE
tech-c:         GNOC2-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         GRENA-MNT
created:        2002-04-19T11:47:00Z
last-modified:  2017-11-15T09:17:42Z
source:         RIPE
% 16 routing policy lines (import/export) not shown