BULSATCOM-BG-AS

AS43205 · Sofia Bulgaria · BG · RIPENCC
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6
Upstream providers
2
Downstream customers
254k
v4 addresses
1
v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider First Seen Last Seen Peers Confidence
TELXIUS
AS12956
 2025-01-01
1y 3mo
 2026-04-23
51 peers
AS3491
AS3356
AS3356
 2025-01-01
1y 3mo
 2026-04-23
131 peers
AS174 AS209 AS260 AS835 AS852 AS924 AS1299 AS1828 AS2500 AS2914 AS3130 AS3257 AS3320 AS3491 AS3549 AS4128 AS4181 AS4641 AS5394 AS5580 AS6082 AS6423 AS6424 AS6461 AS6730 AS6830 AS6894 AS7018 AS8220 AS8582 AS11039 AS12637 AS13030 AS14907 AS15562 AS15605 AS15692 AS16260 AS16276 AS16552 AS19529 AS19754 AS20080 AS20514 AS20912 AS21700 AS22652 AS23367 AS24516 AS28824 AS28917 AS29479 AS29504 AS31742 AS32590 AS33185 AS33874 AS34800 AS34854 AS34927 AS35266 AS35426 AS35710 AS36924 AS37989 AS38001 AS38726 AS39122 AS40387 AS40864 AS40994 AS41073 AS42473 AS45437 AS48070 AS48112 AS49028 AS50304 AS51088 AS51185 AS52075 AS52468 AS53828 AS55222 AS55720 AS56457 AS57381 AS57630 AS57695 AS57821 AS58057 AS58717 AS60539 AS60602 AS61138 AS61568 AS63956 AS64112 AS132825 AS133210 AS134823 AS136557 AS140627 AS150369 AS151326 AS151704 AS197580 AS199524 AS200612 AS202365 AS205206 AS212271 AS262427 AS265721 AS271253 AS272403 AS327960 AS328840 AS328964 AS398465
Opentransit
AS5511
 2025-01-01
1y 3mo
 2026-04-23
83 peers
AS2914 AS3320 AS6461
AS6939
AS6939
 2025-01-02
1y 3mo
 2026-04-23
1 peer
AS151704
RETN-AS
AS9002
 2025-01-28
1y 3mo
 2026-04-23
29 peers
AS5580
VIVACOM-AS
AS8866
 2026-04-22
7d
 2026-04-23
51 peers
AS209 AS1031 AS2500 AS2914 AS3257 AS3320 AS3491 AS3549 AS4128 AS4641 AS4775 AS5580 AS6082 AS6453 AS6730 AS6762 AS6830 AS7018 AS8220 AS12956 AS14315 AS14907 AS15562 AS16260 AS16276 AS16552 AS17660 AS19151 AS20080 AS24516 AS27678 AS27986 AS32590 AS35710 AS38001 AS45437 AS49544 AS51185 AS52468 AS53828 AS55720 AS57821 AS63956 AS132884 AS134823 AS150369 AS151704 AS197580 AS199524 AS264479 AS398465

Customers (2)

Customer Country First Seen Last Seen Peers Confidence
Micro-Optics-Europe
AS39183
 BG 2025-01-01
1y 3mo
 2026-04-23
89 peers
AS174 AS209 AS835 AS852 AS924 AS1299 AS2500 AS2914 AS3130 AS3257 AS3320 AS3491 AS3549 AS4128 AS4181 AS4641 AS5394 AS5580 AS6082 AS6461 AS6730 AS6830 AS6894 AS7018 AS8220 AS8582 AS11039 AS12637 AS13030 AS14907 AS15562 AS15692 AS16260 AS16276 AS16552 AS19529 AS19754 AS20080 AS21700 AS22652 AS23367 AS24516 AS28824 AS31742 AS32590 AS33185 AS33874 AS34927 AS35266 AS38726 AS39122 AS40387 AS40864 AS40994 AS41073 AS45437 AS48070 AS48112 AS50304 AS52075 AS52468 AS53828 AS55222 AS55720 AS56457 AS57381 AS57630 AS57821 AS61138 AS64112 AS132825 AS133210 AS134823 AS136557 AS140627 AS150369 AS151326 AS151704 AS197580 AS199524 AS200612 AS265721 AS271253 AS327960 AS328840 AS398465
GAMMACONSULT-AS
AS210039
 BG 2025-01-01
1y 3mo
 2026-04-23
22 peers
AS209 AS835 AS924 AS2500 AS2914 AS3320 AS3491 AS3549 AS4128 AS6461 AS6730 AS6830 AS7018 AS11039 AS16276 AS19529 AS32590 AS151704

Network Size

IPv4 and IPv6 prefixes originated over time

15
v4 prefixes
254k
v4 addresses
1
v6 prefixes
1
v6 /32s

Unclassified Peers Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching
2026-04-23
New Transit
BULSATCOM-BG-AS AS43205 → added provider VIVACOM-AS AS8866
Confidence: 90%
⇄
2026-01-17
New Transit
H-Tech AS204639 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2026-01-09
New Transit
Micro-Optics-Europe AS39183 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-12-20
New Transit
BULSATCOM-BG-AS AS43205 → added provider TELXIUS AS12956
Confidence: 90%
⇄
2025-10-16
New Transit
BULSATCOM-BG-AS AS43205 → added provider TELXIUS AS12956
Confidence: 90%
⇄
2025-10-16
New Transit
BULSATCOM-BG-AS AS43205 → added provider UGNI AS21215
Confidence: 90%
⇄
2025-10-02
New Transit
Optix-JSC-AS AS57765 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-10-02
New Transit
BULSATCOM-BG-AS AS43205 → added provider TELXIUS AS12956
Confidence: 90%
⇄
2025-08-25
New Transit
DELTACOM-BG-AS AS209681 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-08-24
New Transit
BULSATCOM-BG-AS AS43205 → added provider RETN-AS AS9002
Confidence: 90%
⇄
2025-08-24
New Transit
BULSATCOM-BG-AS AS43205 → added provider UGNI AS21215
Confidence: 90%
⇄
2025-08-22
New Transit
BULSATCOM-BG-AS AS43205 → added provider TELXIUS AS12956
Confidence: 90%
⇄
2025-08-16
New Transit
H-Tech AS204639 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-08-15
New Transit
GAMMACONSULT-AS AS210039 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-08-08
New Transit
GAMMACONSULT-AS AS210039 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-08-04
New Transit
BULSATCOM-BG-AS AS43205 → added provider SERBIA-BROADBAND-AS AS31042
Confidence: 90%
⇄
2025-07-24
New Transit
BULSATCOM-BG-AS AS43205 → added provider TELXIUS AS12956
Confidence: 90%
⇄
2025-06-13
New Transit
GAMMACONSULT-AS AS210039 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-04-12
New Transit
Micro-Optics-Europe AS39183 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-04-02
New Transit
Optix-JSC-AS AS57765 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-04-02
New Transit
BULSATCOM-BG-AS AS43205 → added provider TELXIUS AS12956
Confidence: 90%
⇄
2025-04-02
New Transit
BULSATCOM-BG-AS AS43205 → added provider Opentransit AS5511
Confidence: 90%
⇄
2025-04-02
New Transit
BULSATCOM-BG-AS AS43205 → added provider AS3356 AS3356
Confidence: 90%
⇄
2025-04-02
New Transit
INTERNETGROUP-AS-BG AS21415 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-02-06
New Transit
BULSATCOM-BG-AS AS43205 → added provider Opentransit AS5511
Confidence: 90%
⇄
2025-01-02
New Transit
Optix-JSC-AS AS57765 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-01-02
New Transit
BULSATCOM-BG-AS AS43205 → added provider TELXIUS AS12956
Confidence: 90%
⇄
2025-01-02
New Transit
BULSATCOM-BG-AS AS43205 → added provider Opentransit AS5511
Confidence: 90%
⇄
2025-01-02
New Transit
BULSATCOM-BG-AS AS43205 → added provider AS3356 AS3356
Confidence: 90%
⇄
2025-01-02
New Transit
Micro-Optics-Europe AS39183 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄
2025-01-02
New Transit
INTERNETGROUP-AS-BG AS21415 → added provider BULSATCOM-BG-AS AS43205
Confidence: 90%
⇄

Renewal Calendar

Active providers first seen 11–13 months ago — possible annual contract renewals

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