AS Number
AS13172
AS Name
ESO
Org Name
Electroenergien Sistemen Operator EAD
Country
Bulgaria
Registry

ripe

RegDate

N/A

Updated

2025-10-27T08:06:25Z

AS13172 Looking Glass
IPv4Prefixes

6

IPv6Prefixes

3

IPv4 NUMs

1,536

IPv6 NUMs(/64)

4,294,967,296

1,536 IPv4 Addresses
CIDR Description IP Num
91.211.232.0/24 Electroenergien Sistemen Operator EAD 256
91.211.234.0/24 Electroenergien Sistemen Operator EAD 256
91.211.235.0/24 Electroenergien Sistemen Operator EAD 256
185.108.188.0/24 InetServices 256
185.108.191.0/24 InetServices 256
195.225.127.0/24 Electroenergien Sistemen Operator EAD 256
CIDR Description IP NUMs(prefix /64)
2a03:d180::/32 Electroenergien Sistemen Operator EAD 4294967296
2a03:d180:fffe::/48 ESO-IPv6 65536
2a03:d180:ffff::/48 Electroenergien Sistemen Operator EAD 65536
AS Description Country/Region IPv4 NUMs IPv6 NUMs IPv4 IPv6
AS32590 VALVE-CORPORATION - Valve Corporation, US United States 12,800 2,162,688 IPv6 IPv6
AS33823 GEMENII-NETWORK - PHOENIX TELECOM & MEDIA SERVICES SRL, RO Romania 2,304 8,590,000,128 IPv6 IPv6
AS57463 NetIX - NetIX Communications JSC, BG Bulgaria 256 0 IPv6 IPv6
AS60602 INOVARE-AS - Inovare-Prim SRL, MD Moldova 3,584 4,294,967,296 IPv6 IPv6
AS137409 GSLNETWORKS-AS-AP - GSL Networks Pty LTD, AU Australia 99,840 77,403,586,560 IPv6 IPv6
AS14840 BR.Digital Provider, BR Brazil 70,912 14,010,220,544 IPv6 IPv6
AS24482 SGGS-AS-AP - SG.GS, SG Singapore 20,992 4,294,967,296 IPv6 IPv6
AS49544 i3Dnet - i3D.net B.V, NL Netherlands 97,280 351,384,436,736 IPv6 IPv6
AS56430 CHROOT - Chroot Network SRL, RO Romania 4,608 146,028,888,064 IPv6 IPv6
AS202 CENTURYLINK-LEGACY-LVLT-202 - Level 3 Parent, LLC, US United States 1,024 0 IPv6 IPv6
AS3356 LEVEL3 - Level 3 Parent, LLC, US United States 28,947,840 81,626,857,472 IPv6 IPv6
AS6939 HURRICANE - Hurricane Electric LLC, US United States 582,912 282,627,370,713,088 IPv6 IPv6
AS31554 LANSOFT - LANSOFT DATA SRL, RO Romania 8,192 131,072 IPv6 IPv6
AS5405 INTERDOTLINK - Inter.link GmbH, DE Germany 2,304 34,359,738,368 IPv6 IPv6
AS8262 EVOLINK-AS - Evolink EAD, BG Bulgaria 50,432 8,589,934,592 IPv6 IPv6
AS48571 EFECTRO-As - efectRO SRL, RO Romania 2,816 34,359,738,368 IPv6 IPv6
AS199524 GCORE - G-Core Labs S.A., LU Luxembourg 111,616 112,721,920 IPv6 IPv6

Peers at this Exchange Point

Country/Region IX IPv4 IPv6 Port Speed Updated
Bulgaria BIX.BG - BIX.BG - Bulgarian Internet eXchange 193.169.198.172 2001:7f8:58::3374:0:1 2 Gbps 2025-10-24 06:19:36
Bulgaria NetIX - NetIX Communications Ltd. 185.1.226.93 2001:67c:29f0::1:3172:1 2 Gbps 2025-10-24 06:19:07
Bulgaria NetIX - NetIX Communications Ltd. 185.1.227.93 2001:67c:29f0::1:3172:2 2 Gbps 2025-10-24 06:19:07
Romania InterLAN-IX - InterLAN Internet Exchange Romania 86.104.125.232 2001:7f8:64:225:0:1:3172:2 10 Gbps 2025-10-25 00:34:47
Bulgaria BIX.BG - BIX.BG - Bulgarian Internet eXchange 193.169.198.173 2001:7f8:58::3374:0:2 2 Gbps 2025-10-24 06:19:35
Romania InterLAN-IX - InterLAN Internet Exchange Romania 86.104.125.231 2001:7f8:64:225:0:1:3172:1 10 Gbps 2025-10-25 00:34:47

Private Peering Facilities

Country/Region Name City Website Updated
as-block:       AS12557 - AS13223
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2018-11-22T15:27:24Z
last-modified:  2018-11-22T15:27:24Z
source:         RIPE



aut-num:        AS13172
as-name:        ESO
org:            ORG-ESOE1-RIPE
import:         from AS34224 action pref=100; accept ANY
import:         from AS15669 action pref=100; accept ANY
import:         from AS3356 action pref=100; accept ANY
import:         from AS57463 action pref=100; accept ANY
import:         from AS39107 action pref=100; accept ANY
import:         from AS8262 action pref=100; accept ANY
import:         from AS8075 action pref=100; accept AS8075
export:         to AS34224 announce AS13172
export:         to AS15669 announce AS13172
export:         to AS3356 announce AS13172
export:         to AS57463 announce AS13172
export:         to AS39107 announce AS13172
export:         to AS8262 announce AS13172
export:         to AS8075 announce AS13172
export:         to AS202 announce AS13172
admin-c:        IOTA-RIPE
tech-c:         IOTA-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         NOC-ESO
created:        2005-02-04T13:49:16Z
last-modified:  2025-10-27T08:06:25Z
source:         RIPE

organisation:   ORG-ESOE1-RIPE
org-name:       Electroenergien Sistemen Operator EAD
country:        BG
org-type:       LIR
address:        201, Tsar Boris III blvd.
address:        1618
address:        Sofia
address:        BULGARIA
phone:          +35929691370
e-mail:         i.tanev@eso.bg
mnt-ref:        NOC-ESO
mnt-ref:        RIPE-NCC-HM-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         NOC-ESO
created:        2014-10-09T13:56:18Z
abuse-c:        ESOA-RIPE
last-modified:  2020-12-16T13:20:24Z
source:         RIPE

person:         Ioakim Tanev
address:        Sofia, Bulgaria
address:        201, Tsar Boris III blvd.
phone:          +359 2 9691 370
e-mail:         i.tanev@eso.bg
nic-hdl:        IOTA-RIPE
mnt-by:         NOC-ESO
created:        2015-07-03T11:14:32Z
last-modified:  2017-01-05T19:50:05Z
source:         RIPE