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Autonomous System

AS13124

A1 Bulgaria EAD

A1 Bulgaria EAD Bulgaria 🌐 a1.bg
Announced IPs
307,712
CIDR prefixes
181
ASN
AS13124

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

69/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type Cable/DSL/ISP
Traffic level 50-100Gbps
Geographic scope Regional
Traffic ratio Balanced
Peering policy Restrictive
IRR record AS-IBGC
Website ↗

AS13124 — global IP footprint

Cities where AS13124 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
89.215.64.0/18 16.4K
3.1%
A1 Bulgaria EAD BG Pleven Pleven
130.204.0.0/18 16.4K
99.2%
A1 Bulgaria EAD BG Sofia-Capital Sofia
5.53.128.0/19 8.2K
0.0%
A1 Bulgaria EAD BG Sofia-Capital Sofia
5.53.192.0/19 8.2K
0.0%
A1 Bulgaria EAD BG Haskovo Haskovo
85.130.0.0/19 8.2K
12.2%
A1 Bulgaria EAD BG Shumen Shumen
87.97.128.0/19 8.2K
42.9%
A1 Bulgaria EAD BG Targovishte Targovishte
87.97.192.0/19 8.2K
100.0%
A1 Bulgaria EAD BG Plovdiv Plovdiv
89.215.128.0/19 8.2K
50.0%
A1 Bulgaria EAD BG Kyustendil Kyustendil
89.253.128.0/19 8.2K
100.0%
A1 Bulgaria EAD BG Stara Zagora Stara Zagora
130.204.96.0/19 8.2K
96.2%
A1 Bulgaria EAD BG Sofia-Capital Sofia
130.204.160.0/19 8.2K
99.4%
A1 Bulgaria EAD BG — —
151.251.0.0/19 8.2K
0.0%
A1 Bulgaria EAD BG Sofia-Capital Sofia
213.240.192.0/19 8.2K
23.1%
A1 Bulgaria EAD BG Varna Varna
5.53.160.0/20 4.1K
0.0%
A1 Bulgaria EAD BG Sofia-Capital Sofia
62.221.144.0/20 4.1K
93.8%
A1 Bulgaria EAD BG Plovdiv Plovdiv
77.244.192.0/20 4.1K
99.9%
A1 Bulgaria EAD BG Dobrich Dobrich
84.252.16.0/20 4.1K
54.1%
A1 Bulgaria EAD BG Gabrovo Gabrovo
87.97.224.0/20 4.1K
100.0%
A1 Bulgaria EAD BG Plovdiv Plovdiv
89.215.16.0/20 4.1K
12.5%
A1 Bulgaria EAD BG Sofia-Capital Sofia
89.215.192.0/20 4.1K
50.0%
A1 Bulgaria EAD BG Burgas Sunny Beach
89.253.176.0/20 4.1K
0.0%
A1 Bulgaria EAD BG Ruse Rousse
130.204.80.0/20 4.1K
99.2%
A1 Bulgaria EAD BG Sofia-Capital Sofia
130.204.144.0/20 4.1K
99.5%
A1 Bulgaria EAD BG — —
130.204.192.0/20 4.1K
92.9%
A1 Bulgaria EAD BG Sofia-Capital Sofia
130.204.224.0/20 4.1K
86.7%
A1 Bulgaria EAD BG Pazardzhik Panagyurishte
151.251.80.0/20 4.1K
0.0%
A1 Bulgaria EAD BG Sofia-Capital Sofia
151.251.208.0/20 4.1K
0.0%
A1 Bulgaria EAD BG Gabrovo Gabrovo
213.191.176.0/20 4.1K
0.0%
A1 Bulgaria EAD BG Sofia-Capital Sofia
5.53.184.0/21 2.0K
0.0%
A1 Bulgaria EAD BG — —
5.53.224.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Plovdiv Zhitnitsa
5.53.248.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Sofia-Capital Sofia
37.130.240.0/21 2.0K
70.8%
A1 Bulgaria EAD BG — —
77.236.160.0/21 2.0K
0.0%
A1 Bulgaria EAD BG — —
77.236.184.0/21 2.0K
0.0%
A1 Bulgaria EAD BG — —
84.252.32.0/21 2.0K
6.8%
A1 Bulgaria EAD BG Sofia-Capital Sofia
84.252.56.0/21 2.0K
37.5%
A1 Bulgaria EAD BG Pleven Pleven
85.91.128.0/21 2.0K
99.9%
A1 Bulgaria EAD BG Sofia-Capital Sofia
85.130.32.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Haskovo Dimitrovgrad
85.130.48.0/21 2.0K
87.5%
A1 Bulgaria EAD BG Pazardzhik Velingrad
85.130.64.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Shumen Shumen
85.130.80.0/21 2.0K
100.0%
A1 Bulgaria EAD BG Haskovo Dimitrovgrad
85.130.112.0/21 2.0K
0.0%
A1 Bulgaria EAD BG — —
87.97.168.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Burgas Nesebar
87.97.184.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Sofia-Capital Sofia
87.97.248.0/21 2.0K
100.0%
A1 Bulgaria EAD BG Plovdiv Plovdiv
89.215.0.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Ruse Rousse
89.215.32.0/21 2.0K
0.0%
A1 Bulgaria EAD BG — —
89.215.160.0/21 2.0K
100.0%
A1 Bulgaria EAD BG Pazardzhik Pazardzhik
89.215.184.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Pleven Pleven
89.215.216.0/21 2.0K
37.5%
A1 Bulgaria EAD BG Plovdiv Plovdiv
89.215.248.0/21 2.0K
75.0%
A1 Bulgaria EAD BG Shumen Shumen
130.204.240.0/21 2.0K
99.4%
A1 Bulgaria EAD BG Sofia-Capital Sofia
151.251.48.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Sofia-Capital Sofia
212.104.96.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Ruse Rousse
213.191.160.0/21 2.0K
0.0%
A1 Bulgaria EAD BG Sofia-Capital Sofia
5.53.232.0/22 1.0K
0.0%
A1 Bulgaria EAD BG — —
62.221.136.0/22 1.0K
0.0%
A1 Bulgaria EAD BG — —
77.236.172.0/22 1.0K
0.0%
A1 Bulgaria EAD BG — —
80.253.60.0/22 1.0K
0.0%
A1 Bulgaria EAD BG — —
84.252.4.0/22 1.0K
99.9%
A1 Bulgaria EAD BG Stara Zagora Stara Zagora
84.252.8.0/22 1.0K
44.2%
A1 Bulgaria EAD BG Blagoevgrad Petrich
84.252.44.0/22 1.0K
7.6%
A1 Bulgaria EAD BG Pazardzhik Velingrad
85.130.40.0/22 1.0K
0.0%
A1 Bulgaria EAD BG — —
85.130.56.0/22 1.0K
99.9%
A1 Bulgaria EAD BG Lovech Lovech
85.130.88.0/22 1.0K
10.3%
A1 Bulgaria EAD BG Pleven Pleven
85.130.100.0/22 1.0K
99.9%
A1 Bulgaria EAD BG Sofia-Capital Sofia
85.130.104.0/22 1.0K
0.0%
A1 Bulgaria EAD BG — —
85.130.124.0/22 1.0K
25.0%
A1 Bulgaria EAD BG — —
87.97.164.0/22 1.0K
0.0%
A1 Bulgaria EAD BG Plovdiv Hisarya
87.97.180.0/22 1.0K
0.0%
A1 Bulgaria EAD BG Plovdiv Sopot
87.97.244.0/22 1.0K
100.0%
A1 Bulgaria EAD BG Vratsa Kozloduy
89.186.200.0/22 1.0K
0.0%
A1 Bulgaria EAD BG Ruse Rousse
89.215.12.0/22 1.0K
0.0%
A1 Bulgaria EAD BG Pleven Pleven
89.215.44.0/22 1.0K
0.0%
A1 Bulgaria EAD BG — —
89.215.52.0/22 1.0K
0.0%
A1 Bulgaria EAD BG Plovdiv Plovdiv
89.215.56.0/22 1.0K
0.0%
A1 Bulgaria EAD BG Ruse Rousse
89.215.180.0/22 1.0K
0.0%
A1 Bulgaria EAD BG — —
89.215.224.0/22 1.0K
50.0%
A1 Bulgaria EAD BG Plovdiv Plovdiv
89.215.240.0/22 1.0K
0.4%
A1 Bulgaria EAD BG — —
89.253.164.0/22 1.0K
0.0%
A1 Bulgaria EAD BG Shumen Shumen
89.253.168.0/22 1.0K
0.0%
A1 Bulgaria EAD BG Burgas Kosharitsa
95.140.220.0/22 1.0K
24.8%
A1 Bulgaria EAD BG Pazardzhik Velingrad
130.204.212.0/22 1.0K
99.8%
A1 Bulgaria EAD BG Sofia-Capital Sofia
130.204.220.0/22 1.0K
99.3%
A1 Bulgaria EAD BG Sofia-Capital Sofia
130.204.248.0/22 1.0K
99.3%
A1 Bulgaria EAD BG Sofia-Capital Sofia
194.187.132.0/22 1.0K
99.8%
A1 Bulgaria EAD BG — —
212.104.104.0/22 1.0K
0.0%
A1 Bulgaria EAD BG Pazardzhik Panagyurishte
212.104.112.0/22 1.0K
100.0%
A1 Bulgaria EAD BG Razgrad Razgrad
212.104.120.0/22 1.0K
100.0%
A1 Bulgaria EAD BG — —
213.240.252.0/22 1.0K
25.0%
A1 Bulgaria EAD BG — —
5.53.178.0/23 512
0.0%
A1 Bulgaria EAD BG — —
5.53.236.0/23 512
0.0%
A1 Bulgaria EAD BG — —
62.221.130.0/23 512
0.0%
A1 Bulgaria EAD BG — —
62.221.134.0/23 512
0.0%
A1 Bulgaria EAD BG Plovdiv Sopot
62.221.142.0/23 512
0.0%
A1 Bulgaria EAD BG — —
77.236.170.0/23 512
0.0%
A1 Bulgaria EAD BG — —
77.236.176.0/23 512
0.0%
A1 Bulgaria EAD BG — —
77.236.180.0/23 512
0.0%
A1 Bulgaria EAD BG — —
80.253.56.0/23 512
0.0%
A1 Bulgaria EAD BG — —
84.252.2.0/23 512
0.0%
A1 Bulgaria EAD BG — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS13124 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
130.204.142.0/24 2,044,597 2026-10-28 19:54:59
80.253.58.0/24 63,475 2026-10-28 19:38:32
84.252.51.0/24 63,064 2026-10-28 19:38:32
5.53.178.0/24 60,296 2026-10-28 19:38:32
5.53.179.0/24 60,238 2026-10-28 19:38:32
89.215.41.0/24 59,034 2026-10-28 19:38:32
5.53.160.0/21 58,352 2026-10-28 19:38:31
130.204.160.0/20 56,507 2026-10-28 19:38:31
87.97.190.0/23 56,179 2026-10-28 19:29:40
5.53.168.0/21 56,105 2026-10-28 19:38:31
89.215.124.0/22 55,664 2026-10-28 19:38:32
87.97.245.0/24 55,576 2026-10-28 19:29:40
87.97.188.0/23 55,399 2026-10-28 19:29:40
130.204.236.0/24 55,329 2026-10-28 19:38:32
87.97.252.0/22 55,277 2026-10-28 19:29:40
130.204.232.0/23 55,266 2026-10-28 19:38:32
130.204.234.0/23 55,260 2026-10-28 19:38:32
87.97.178.0/24 55,176 2026-10-28 19:38:32
87.97.180.0/23 55,076 2026-10-28 19:29:40
5.53.184.0/24 55,058 2026-10-28 19:38:32
87.97.247.0/24 55,057 2026-10-28 19:29:40
89.215.169.0/24 55,024 2026-10-28 19:38:32
151.251.125.0/24 54,958 2026-10-28 19:38:32
62.221.134.0/23 54,906 2026-10-28 19:29:40
87.97.244.0/24 54,903 2026-10-28 19:29:40
85.130.44.0/24 54,845 2026-10-28 19:29:40
87.97.216.0/21 54,837 2026-10-28 19:29:40
62.221.156.0/23 54,790 2026-10-28 19:29:40
85.130.40.0/24 54,762 2026-10-28 19:29:40
62.221.138.0/24 54,762 2026-10-28 19:29:40
5.53.185.0/24 54,749 2026-10-28 19:38:32
85.130.42.0/24 54,524 2026-10-28 19:29:40
62.221.136.0/23 54,358 2026-10-28 19:29:40
89.215.190.0/23 54,275 2026-10-28 19:38:32
62.221.142.0/23 54,263 2026-10-28 19:29:40
85.130.109.0/24 54,197 2026-10-28 19:29:40
5.53.230.0/23 54,180 2026-10-28 19:38:32
84.252.18.0/24 54,163 2026-10-28 19:38:32
84.252.8.0/23 54,134 2026-10-28 19:38:32
85.130.92.0/23 54,052 2026-10-28 19:29:40
5.53.204.0/22 54,033 2026-10-28 19:38:32
5.53.222.0/23 53,997 2026-10-28 19:38:32
5.53.216.0/22 53,993 2026-10-28 19:38:32
87.97.246.0/24 53,947 2026-10-28 19:29:40
85.130.91.0/24 53,924 2026-10-28 19:29:40
84.252.11.0/24 53,892 2026-10-28 19:39:39
5.53.196.0/22 53,598 2026-10-28 19:38:32
89.215.247.0/24 53,501 2026-10-28 19:38:32
5.53.192.0/22 53,468 2026-10-28 19:38:32
84.252.10.0/24 53,426 2026-10-28 19:38:32

Showing top 50 of 441 announced prefixes by sample volume.

Frequently Asked Questions

What is AS13124?

AS13124 is an Autonomous System Number assigned to A1 Bulgaria EAD. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS13124 announce?

AS13124 announces 307.7K IPv4 addresses distributed across 181 routed CIDR prefixes. The network is registered in Bulgaria.

Who operates AS13124?

AS13124 is operated by A1 Bulgaria EAD. The organization is based in Bulgaria. You can view all IP ranges and related ASNs on the organization page.

What country is AS13124 registered in?

AS13124 is registered in Bulgaria. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-10-28 19:54:05 UTC
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