Autonomous System

AS37133 Airtel Tanzania

ISPActiveTanzaniaAFRINIC

AS37133 (Airtel Tanzania) is an ISP network operated by Airtel Tanzania in Tanzania, registered with AFRINIC. It has 76 IPv4 prefixes with 79,104 addresses and 1 IPv6 prefix, which makes it the 2,723rd largest of 82,283 active autonomous systems by IPv4 space.

IPv4 addresses79,104in 76 prefixes
IPv6 prefixes1≈ 7.9 × 10²⁸ addresses
Size rank#2,723of 82,283 active ASNs
Abuser scoreLow0.35% of its addresses flagged · method

Details

OrganizationAirtel Tanzania
AS nameAirtel Tanzania
Websiteairtel.co.tz
Country Tanzania (TZ)
Network typeISP
RegistryAFRINIC
Abuse contact—
Registered—
Last updated—

IPv4 prefixes

76 prefixes · 79,104 addresses
NetworkAddressesFirst – last address
156.158.0.0/1732,768156.158.0.0 – 156.158.127.255
156.156.128.0/198,192156.156.128.0 – 156.156.159.255
41.75.208.0/204,09641.75.208.0 – 41.75.223.255
197.158.208.0/204,096197.158.208.0 – 197.158.223.255
197.158.224.0/204,096197.158.224.0 – 197.158.239.255
197.186.72.0/212,048197.186.72.0 – 197.186.79.255
41.75.216.0/221,02441.75.216.0 – 41.75.219.255
41.75.220.0/221,02441.75.220.0 – 41.75.223.255
197.186.28.0/221,024197.186.28.0 – 197.186.31.255
197.186.68.0/221,024197.186.68.0 – 197.186.71.255
41.75.208.0/2351241.75.208.0 – 41.75.209.255
41.75.210.0/2351241.75.210.0 – 41.75.211.255
41.75.212.0/2351241.75.212.0 – 41.75.213.255
41.75.214.0/2351241.75.214.0 – 41.75.215.255
156.156.68.0/23512156.156.68.0 – 156.156.69.255
197.158.248.0/23512197.158.248.0 – 197.158.249.255
197.158.250.0/23512197.158.250.0 – 197.158.251.255
197.186.6.0/23512197.186.6.0 – 197.186.7.255
197.186.8.0/23512197.186.8.0 – 197.186.9.255
197.186.26.0/23512197.186.26.0 – 197.186.27.255
197.186.66.0/23512197.186.66.0 – 197.186.67.255
41.75.214.0/2425641.75.214.0 – 41.75.214.255
41.75.218.0/2425641.75.218.0 – 41.75.218.255
41.75.219.0/2425641.75.219.0 – 41.75.219.255
41.75.220.0/2425641.75.220.0 – 41.75.220.255
The 25 largest of 76. The API and the database have all of them.

IPv6 prefixes

1 prefix
  • 2c0f:f2f8::/32

Query AS37133 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=AS37133&key=YOUR_API_KEY"

Any address in its prefixes resolves to AS37133, with or without a key:

curl "https://api.ipapi.is/?q=156.158.0.1"

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