Autonomous System

AS31163 PJSC MegaFon

ISPActiveRussiaRIPE

AS31163 (MF-KAVKAZ-AS) is an ISP network operated by PJSC MegaFon in Russia, registered with RIPE. It has 244 IPv4 prefixes with 73,984 addresses and 22 IPv6 prefixes, which makes it the 2,853rd largest of 82,200 active autonomous systems by IPv4 space.

IPv4 addresses73,984in 244 prefixes
IPv6 prefixes22≈ 5.3 × 10²⁷ addresses
Size rank#2,853of 82,200 active ASNs
Abuser scoreLow0.16% of its addresses flagged · method

Details

OrganizationPJSC MegaFon
AS nameMF-KAVKAZ-AS
Websitemegafon.ru
Country Russia (RU)
Network typeISP
RegistryRIPE
Abuse contactabuse-mailbox@megafon.ru
Registered2004-03-11
Last updated2026-06-30

IPv4 prefixes

244 prefixes · 73,984 addresses
NetworkAddressesFirst – last address
188.170.168.0/212,048188.170.168.0 – 188.170.175.255
178.176.204.0/221,024178.176.204.0 – 178.176.207.255
188.162.148.0/221,024188.162.148.0 – 188.162.151.255
188.162.152.0/221,024188.162.152.0 – 188.162.155.255
188.162.172.0/221,024188.162.172.0 – 188.162.175.255
188.162.176.0/221,024188.162.176.0 – 188.162.179.255
188.162.180.0/221,024188.162.180.0 – 188.162.183.255
188.162.184.0/221,024188.162.184.0 – 188.162.187.255
188.170.200.0/221,024188.170.200.0 – 188.170.203.255
188.170.204.0/221,024188.170.204.0 – 188.170.207.255
85.26.176.0/2351285.26.176.0 – 85.26.177.255
178.178.254.0/23512178.178.254.0 – 178.178.255.255
185.3.32.0/23512185.3.32.0 – 185.3.33.255
185.3.34.0/23512185.3.34.0 – 185.3.35.255
188.162.130.0/23512188.162.130.0 – 188.162.131.255
188.162.134.0/23512188.162.134.0 – 188.162.135.255
188.162.136.0/23512188.162.136.0 – 188.162.137.255
188.162.146.0/23512188.162.146.0 – 188.162.147.255
188.162.164.0/23512188.162.164.0 – 188.162.165.255
188.162.168.0/23512188.162.168.0 – 188.162.169.255
188.162.170.0/23512188.162.170.0 – 188.162.171.255
31.173.192.0/2425631.173.192.0 – 31.173.192.255
31.173.193.0/2425631.173.193.0 – 31.173.193.255
31.173.194.0/2425631.173.194.0 – 31.173.194.255
31.173.195.0/2425631.173.195.0 – 31.173.195.255
The 25 largest of 244. The API and the database have all of them.

IPv6 prefixes

22 prefixes
  • 2a03:d001::/40
  • 2a03:d001:100::/40
  • 2a03:d001:200::/40
  • 2a03:d001:300::/40
  • 2a03:d001:400::/40
  • 2a03:d001:500::/40
  • 2a03:d001:600::/40
  • 2a03:d001:700::/40
  • 2a03:d001:900::/40
  • 2a03:d001:a00::/40
  • 2a03:d001:b00::/40
  • 2a03:d001:c00::/40
  • 2a03:d001:d00::/40
  • 2a03:d001:e00::/40
  • 2a03:d000:1400::/41
  • 2a03:d000:1480::/41
  • 2a03:d000:1500::/41
  • 2a03:d000:1580::/41
  • 2a03:d000:1600::/41
  • 2a03:d000:1680::/41
  • 2a03:d000:17fb::/48
  • 2a03:d000:17fd::/48

Query AS31163 with the API

The ASN lookup returns everything on this page as JSON, including every prefix. ASN lookups need an API key: a free account comes with 1,000 requests a day. 

curl "https://api.ipapi.is/?q=AS31163&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS31163, with or without a key:

curl "https://api.ipapi.is/?q=188.170.168.1"

Other networks of PJSC MegaFon

6 of 14
AS12714 PJSC MegaFon1,663,488 IPv4 addressesAS31133 PJSC MegaFon973,824 IPv4 addressesAS20632 PJSC MegaFon312,832 IPv4 addressesAS25159 PJSC MegaFon142,336 IPv4 addressesAS31213 PJSC MegaFon76,544 IPv4 addressesAS6854 PJSC MegaFon65,536 IPv4 addresses

Largest networks in Russia

AS12389 PJSC Rostelecom17,239,552 IPv4 addressesAS8402 PJSC Vimpelcom2,980,352 IPv4 addressesAS8359 MTS PJSC1,894,400 IPv4 addressesAS12714 PJSC MegaFon1,663,488 IPv4 addressesAS28840 PJSC TATTELECOM1,270,016 IPv4 addressesAS3216 PJSC Vimpelcom1,074,176 IPv4 addresses