A1 Group

A1 Group - Network

The following page provides details on network ranges, IPs, ASNs, points-of-presence (PoPs), and edge CDNs for the A1 Group network.

What Is A1 Group?

A1 Group is a leading telecommunications company in Central and Eastern Europe, providing mobile and fixed-line services, internet, digital TV, and IT solutions.

Category	ISP/Telco
Web Link	Home Page

A1 Group is in the ISP/Telco category. This type of organization provides connectivity to other organizations, deploys infrastructure for partner edge CDN solutions, and may offer local managed hosting.

Networks and PoPs

The network and PoP data shown here is available in our Netify Data Feeds solution. The data is accessible via our IP API as well as downloadable datasets.

Learn More »

A1 Group - Network Ranges

IPv4 Network Ranges

5.53.128.0/21
5.53.136.0/22
5.53.140.0/22
and 2668 more

IPv6 Network Ranges

2a00:1a20::/32
2a00:1a21::/32
2a00:1a22::/31
and 426 more

Network Ranges and Routes
The networks listed here are low-level detailed routes - either BGP or internal.

A1 Group - ASNs

AS35141	A1 Bulgaria EAD
AS29580	A1 Bulgaria EAD
AS13124	A1 Bulgaria EAD
	and 10 more

What is an ASN?
An Autonomous System Number (ASN) is a unique identifier assigned to a collection of IP networks managed by an organization.

A1 Group - Domains

a1.net
a1.rs
a1.by
aon.at
a1.bg
and 5 more

Domains and Hostnames
Along with protocol analysis and network fingerprinting, domains play an important part of application detection.

A1 Group - Network Map

A1 Group is deployed across 8 cities in 6 countries and territories.

Geography
Cities	8
Countries	6
Continents	1
Anycast

Network
Total Ranges	3,100
IPv4 Ranges	2,671
IPv6 Ranges	429
Anycast Ranges	0

Only the locations of important networks exchanges and edge cache systems are provided.

Anycast makes it possible to route a single IP address to a variety of different geographic points-of-presence. Nifty.

A1 Group - Points of Presence

Austria

Vienna

Belarus

Minsk

Bulgaria

Sofia
Varna

Croatia

Zagreb

Serbia

Belgrade

Slovenia

A1 Group - Edge Caches

Name	IP Info	Link
Google Edge CDN	209 IPs	CDN Info
CDN77	6 IPs	CDN Info
Meta CDN	112 IPs	CDN Info
Netflix CDN	2 IPs	CDN Info
Akamai	36 IPs	CDN Info

Why Edge Caching?
Some Content delivery networks (CDNs) partner with Internet Service Providers (ISPs) and network providers to get content delivery closer to customers. More Info.

A1 Group - Decentralized Apps

Name	IP Info	Sample IP
Tor Relay	6 IPs	82.147.159.194
Mobile Gateway	12 IPs	80.95.225.176

Decentralized App?
Some applications, by their very nature, are distributed around various corners of the Internet. Examples: Tor nodes, speed test servers, and mobile gateways.

A1 Group - Mobile Gateways

MCC	MNC	Service	Country	Brand	IP
293	40	WiFi Calling Gateway	Slovenia	A1 Group	80.95.225.176
293	40	WiFi Calling Gateway	Slovenia	A1 Group	80.95.225.180
257	01	WiFi Calling Gateway	Belarus	A1 Group	128.140.255.27
257	01	WiFi Calling Gateway	Belarus	A1 Group	128.140.255.59
232	01	WiFi Calling Gateway	Austria	A1 Group	188.21.252.240
232	11	WiFi Calling Gateway	Austria		188.21.252.240
232	12	WiFi Calling Gateway	Austria		188.21.252.240
232	01	WiFi Calling Gateway	Austria	A1 Group	188.21.252.241
232	11	WiFi Calling Gateway	Austria		188.21.252.241
232	12	WiFi Calling Gateway	Austria		188.21.252.241
295	05	WiFi Calling Gateway	Liechtenstein		188.21.252.242
295	05	WiFi Calling Gateway	Liechtenstein		188.21.252.244
219	10	WiFi Calling Gateway	Croatia	A1 Group	212.91.113.181
219	10	WiFi Calling Gateway	Croatia	A1 Group	212.91.113.210
284	01	WiFi Calling Gateway	Bulgaria	A1 Group	213.226.0.176
284	01	WiFi Calling Gateway	Bulgaria	A1 Group	213.226.0.178