BTC-SEC-AS

AS205132 · BG · RIPENCC

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Upstream providers

Downstream customers

2.8k

v4 addresses

v6 /32s

Provider History

Active Possible trial (<90d) Historical

Current Providers

Provider	First Seen	Last Seen	Peers	Confidence
VIVACOM-AS AS8866	2024-09-01 1y 8mo	2026-05-09	122 peers AS209 AS260 AS1031 AS2500 AS2914 AS3130 AS3257 AS3320 AS3491 AS3549 AS4128 AS4641 AS4775 AS5580 AS6082 AS6453 AS6730 AS6762 AS6830 AS7018 AS8220 AS8582 AS12956 AS14315 AS14907 AS15562 AS16260 AS16276 AS16552 AS17660 AS20080 AS24516 AS27986 AS32590 AS37697 AS38001 AS48112 AS49544 AS52468 AS53828 AS55720 AS132825 AS132847 AS132884 AS134823 AS142289 AS150369 AS151704 AS197580 AS199524 AS398465
VOXILITY AS3223	2024-09-01 1y 8mo	2026-05-09	63 peers AS174 AS209 AS835 AS924 AS999 AS1031 AS1351 AS3257 AS3320 AS3491 AS3549 AS5580 AS6453 AS6461 AS6730 AS6830 AS6894 AS7018 AS8582 AS11039 AS12956 AS14315 AS16260 AS16276 AS17660 AS19529 AS20912 AS21700 AS29504 AS31510 AS35710 AS40864 AS48112 AS52468 AS55222 AS57821 AS58057 AS61138 AS64112 AS64475 AS132884 AS150369 AS151326 AS151704 AS199524 AS200612 AS212271 AS262427 AS327960 AS328840

Customers (18)

Customer	Country	First Seen	Last Seen	IPs	Peers
PBPF-AS AS3187	BG	2024-09-01 1y 8mo	2026-05-09	256	58 peers AS174 AS209 AS835 AS924 AS999 AS1031 AS1351 AS3257 AS3320 AS3491 AS3549 AS5580 AS6453 AS6461 AS6730 AS6830 AS6894 AS7018 AS8582 AS11039 AS12956 AS14315 AS16260 AS16276 AS17660 AS19529 AS20912 AS21700 AS29504 AS31510 AS35710 AS40864 AS48112 AS52468 AS57821 AS61138 AS64112 AS64475 AS132884 AS150369 AS151326 AS151704 AS200612 AS212271 AS262427 AS327960 AS328840
MOBIKOM AS8795	BG	2024-09-01 1y 8mo	2026-05-09	256	67 peers AS209 AS1031 AS2500 AS2914 AS3257 AS3320 AS3491 AS3549 AS4128 AS4641 AS4775 AS5580 AS6453 AS6762 AS7018 AS8220 AS12956 AS14315 AS14907 AS15562 AS16276 AS16552 AS17660 AS20080 AS27986 AS32590 AS37697 AS38001 AS49544 AS52468 AS53828 AS55720 AS132847 AS132884 AS142289 AS150369 AS151704 AS197580 AS199524 AS398465
CCBANK-AS AS12795	BG	2024-09-01 1y 8mo	2026-05-09	512	58 peers AS209 AS260 AS2500 AS2914 AS3130 AS3257 AS3320 AS3491 AS3549 AS4128 AS4641 AS5580 AS6082 AS6730 AS6830 AS7018 AS14907 AS15562 AS16260 AS16276 AS16552 AS20080 AS24516 AS32590 AS48112 AS53828 AS55720 AS132825 AS134823 AS142289 AS151704 AS197580 AS199524 AS398465
BG-SCHOOL-AS AS35503	BG	2024-09-01 1y 8mo	2026-05-09	768	57 peers AS260 AS3257 AS5580 AS16260
POSTBANK-AS AS41799	BG	2024-09-01 1y 8mo	2026-05-09	1k	5 peers AS260 AS3257 AS5580 AS8582 AS16260
BNB AS44201	BG	2024-09-01 1y 8mo	2026-05-09	256	42 peers AS174 AS209 AS1351 AS3257 AS3320 AS3549 AS5580 AS6730 AS6830 AS6894 AS7018 AS8582 AS16260 AS21700 AS48112 AS52468 AS57821 AS61138 AS150369 AS151326 AS151704 AS200612 AS327960 AS328840
RBB-BG AS44396	BG	2024-09-01 1y 8mo	2026-05-09	256	59 peers AS174 AS209 AS835 AS924 AS999 AS1031 AS1351 AS3257 AS3320 AS3491 AS3549 AS5580 AS6453 AS6461 AS6730 AS6830 AS6894 AS7018 AS8582 AS11039 AS12956 AS14315 AS16260 AS16276 AS17660 AS19529 AS20912 AS21700 AS29504 AS31510 AS35710 AS40864 AS48112 AS52468 AS57821 AS61138 AS64112 AS64475 AS132884 AS150369 AS151326 AS151704 AS200612 AS212271 AS327960 AS328840
ATSA-BG AS48746	BG	2024-09-01 1y 8mo	2026-05-09	256	52 peers AS174 AS209 AS1351 AS3257 AS3320 AS3549 AS5580 AS6730 AS6830 AS6894 AS7018 AS8582 AS16260 AS21700 AS48112 AS52468 AS57821 AS61138 AS150369 AS151326 AS151704 AS200612 AS327960 AS328840
MTITC-BG AS60457	BG	2024-09-01 1y 8mo	2026-05-09	256	54 peers AS209 AS260 AS2500 AS2914 AS3130 AS3257 AS3320 AS3491 AS3549 AS4128 AS4641 AS5580 AS6082 AS6730 AS6830 AS7018 AS14907 AS15562 AS16260 AS16276 AS16552 AS20080 AS24516 AS32590 AS48112 AS53828 AS55720 AS132825 AS134823 AS142289 AS151704 AS197580 AS199524 AS398465
ALLIANZ-BG AS197055	BG	2024-09-01 1y 8mo	2026-05-09	256	56 peers AS174 AS209 AS1031 AS1351 AS3257 AS3320 AS3491 AS3549 AS5580 AS6453 AS6730 AS6830 AS6894 AS7018 AS8582 AS14315 AS16260 AS16276 AS17660 AS20912 AS21700 AS48112 AS52468 AS57821 AS58057 AS61138 AS64112 AS132884 AS150369 AS151326 AS151704 AS199524 AS200612 AS212271 AS262427 AS327960 AS328840
Demax_LTD AS199512	BG	2024-09-01 1y 8mo	2026-05-09	256	49 peers AS174 AS209 AS1351 AS3320 AS3549 AS6730 AS6830 AS7018 AS20912 AS21700 AS52468 AS55222 AS58057 AS61138 AS64112 AS150369 AS151326 AS151704 AS200612 AS262427 AS327960 AS328840
NPP_Kozloduy AS210754	BG	2024-09-01 1y 8mo	2026-05-09	768	58 peers AS174 AS209 AS835 AS924 AS999 AS1031 AS1351 AS3257 AS3320 AS3491 AS3549 AS5580 AS6453 AS6461 AS6730 AS6830 AS6894 AS7018 AS8582 AS11039 AS12956 AS14315 AS16260 AS16276 AS17660 AS19529 AS20912 AS21700 AS29504 AS31510 AS35710 AS40864 AS48112 AS52468 AS57821 AS61138 AS64112 AS64475 AS132884 AS150369 AS151326 AS151704 AS200612 AS212271 AS262427 AS327960 AS328840
ENTRY-BG-AS AS47771	BG	2024-09-23 1y 7mo	2026-05-09	256	55 peers AS209 AS260 AS2500 AS2914 AS3130 AS3257 AS3320 AS3491 AS3549 AS4128 AS4641 AS5580 AS6082 AS6730 AS6830 AS7018 AS14907 AS15562 AS16260 AS16276 AS16552 AS20080 AS24516 AS32590 AS48112 AS53828 AS55720 AS132825 AS134823 AS142289 AS151704 AS197580 AS199524 AS398465
ECONT-Express-AS AS39163	BG	2024-11-05 1y 6mo	2026-05-09	768	33 peers AS260 AS3257 AS5580 AS8582 AS16260
TFS-BG AS62037	BG	2025-08-22 8mo	2026-05-09	256	31 peers AS260 AS3257 AS5580 AS8582 AS16260
SGROUP AS51383	BG	2025-09-24 7mo	2026-05-09	256	5 peers AS260 AS3257 AS5580 AS8582 AS16260
PandaCoop AS213090	BG	2025-10-23 6mo	2026-05-09	256	5 peers AS260 AS3257 AS5580 AS8582 AS16260
GneneraliBG AS43651	BG	2026-04-01 1mo	2026-05-09	256	34 peers AS209 AS260 AS2500 AS2914 AS3130 AS3257 AS3320 AS3491 AS3549 AS4128 AS4641 AS5580 AS6082 AS6730 AS6830 AS7018 AS14907 AS15562 AS16260 AS16276 AS16552 AS20080 AS24516 AS32590 AS48112 AS53828 AS55720 AS132825 AS134823 AS142289 AS151704 AS197580 AS199524 AS398465

Network Size

IPv4 and IPv6 prefixes originated over time

v4 prefixes

2.8k

v4 addresses

v6 prefixes

v6 /32s

Downstream Customers Over Time

Count of distinct downstream customers per snapshot date

Peering Links Over Time

Count of unclassified adjacencies per snapshot date

Event Log

All New Transit Lost Transit Possible Trial Renewal Approaching

2026-05-09

New Transit

PandaCoop AS213090 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2026-05-09

New Transit

TFS-BG AS62037 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2026-05-09

New Transit

SGROUP AS51383 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2026-05-09

New Transit

POSTBANK-AS AS41799 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2026-05-09

New Transit

ECONT-Express-AS AS39163 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2026-05-09

New Transit

BG-SCHOOL-AS AS35503 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2026-04-07

Lost Transit

UMC-AS AS41844 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 234d

⇄

2026-04-02

New Transit

GneneraliBG AS43651 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2026-03-25

Lost Transit

PandaCoop AS213090 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 152d

⇄

2026-03-25

Lost Transit

TFS-BG AS62037 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 214d

⇄

2026-03-25

Lost Transit

SGROUP AS51383 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 181d

⇄

2026-03-25

Lost Transit

POSTBANK-AS AS41799 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 569d

⇄

2026-03-25

Lost Transit

ECONT-Express-AS AS39163 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 504d

⇄

2026-03-25

Lost Transit

BG-SCHOOL-AS AS35503 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 569d

⇄

2026-01-22

Possible Trial

MJBG-AS AS204842 → possible trial with BTC-SEC-AS AS205132

Confidence: 60% Duration: 14d

⇄

2026-01-16

Lost Transit

MJBG-AS AS204842 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 47d

⇄

2025-12-17

Lost Transit

BG-EGT-DIGITAL AS207691 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 471d

⇄

2025-12-07

New Transit

MJBG-AS AS204842 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-12-01

Lost Transit

MJBG-AS AS204842 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 1d

⇄

2025-11-30

New Transit

MJBG-AS AS204842 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-10-24

New Transit

PandaCoop AS213090 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-10-24

New Transit

Demax_LTD AS199512 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-09-25

New Transit

SGROUP AS51383 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-09-20

New Transit

ENTRY-BG-AS AS47771 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-09-18

New Transit

BG-SCHOOL-AS AS35503 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-09-05

Lost Transit

ENTRY-BG-AS AS47771 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 346d

⇄

2025-08-23

New Transit

TFS-BG AS62037 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-08-16

New Transit

UMC-AS AS41844 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-06-28

Lost Transit

Demax_LTD AS199512 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 299d

⇄

2025-06-24

Lost Transit

BG-SCHOOL-AS AS35503 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 295d

⇄

2025-06-20

New Transit

Demax_LTD AS199512 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-06-12

Lost Transit

Demax_LTD AS199512 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 283d

⇄

2025-06-11

New Transit

BG-SCHOOL-AS AS35503 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-05-30

Lost Transit

BG-SCHOOL-AS AS35503 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 270d

⇄

2025-04-30

Lost Transit

Demax_LTD AS199512 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 240d

⇄

2025-04-25

New Transit

Demax_LTD AS199512 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2025-04-04

Lost Transit

Demax_LTD AS199512 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 214d

⇄

2025-03-01

Lost Transit

MOBIKOM AS8795 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 180d

⇄

2025-02-19

Lost Transit

DSK-AS AS31440 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 139d

⇄

2025-02-08

Lost Transit

DSK-AS AS31440 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 128d

⇄

2024-12-01

New Transit

ENTRY-BG-AS AS47771 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-11-28

Possible Trial

ENTRY-BG-AS AS47771 → possible trial with BTC-SEC-AS AS205132

Confidence: 60% Duration: 26d

⇄

2024-11-22

Lost Transit

ENTRY-BG-AS AS47771 → lost provider BTC-SEC-AS AS205132

Confidence: 85% Duration: 59d

⇄

2024-11-06

New Transit

ECONT-Express-AS AS39163 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-10-03

New Transit

DSK-AS AS31440 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-24

New Transit

ENTRY-BG-AS AS47771 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

NPP_Kozloduy AS210754 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

BG-EGT-DIGITAL AS207691 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

BTC-SEC-AS AS205132 → added provider VIVACOM-AS AS8866

Confidence: 90%

⇄

2024-09-02

New Transit

BTC-SEC-AS AS205132 → added provider VOXILITY AS3223

Confidence: 90%

⇄

2024-09-02

New Transit

Demax_LTD AS199512 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

ALLIANZ-BG AS197055 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

MTITC-BG AS60457 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

ATSA-BG AS48746 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

RBB-BG AS44396 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

BNB AS44201 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

POSTBANK-AS AS41799 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

BG-SCHOOL-AS AS35503 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

CCBANK-AS AS12795 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

MOBIKOM AS8795 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

2024-09-02

New Transit

PBPF-AS AS3187 → added provider BTC-SEC-AS AS205132

Confidence: 90%

⇄

Renewal Calendar

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

This data is available to subscribers.