Autonomous System
AS27720 CITTA TELECOM LTDA
ISPActiveBrazilLACNIC
AS27720 (AS27720) is an ISP network operated by CITTA TELECOM LTDA in Brazil, registered with LACNIC. It has 23 IPv4 prefixes with 12,800 addresses and 32 IPv6 prefixes, which makes it the 8,917th largest of 82,200 active autonomous systems by IPv4 space.
IPv4 addresses12,800in 23 prefixes
IPv6 prefixes32≈ 7.9 × 10²⁸ addresses
Size rank#8,917of 82,200 active ASNs
Details
OrganizationCITTA TELECOM LTDA
AS nameAS27720
Websitecittatelecom.com.br
Country Brazil (BR)
Network typeISP
RegistryLACNIC
Abuse contact—
Registered20130422
Last updated20130422
IPv4 prefixes
23 prefixes · 12,800 addresses| Network | Addresses | First – last address |
|---|---|---|
| 177.129.8.0/21 | 2,048 | 177.129.8.0 – 177.129.15.255 |
| 138.59.96.0/22 | 1,024 | 138.59.96.0 – 138.59.99.255 |
| 143.208.156.0/22 | 1,024 | 143.208.156.0 – 143.208.159.255 |
| 177.129.8.0/22 | 1,024 | 177.129.8.0 – 177.129.11.255 |
| 177.129.12.0/22 | 1,024 | 177.129.12.0 – 177.129.15.255 |
| 191.128.224.0/22 | 1,024 | 191.128.224.0 – 191.128.227.255 |
| 200.95.172.0/22 | 1,024 | 200.95.172.0 – 200.95.175.255 |
| 138.59.96.0/23 | 512 | 138.59.96.0 – 138.59.97.255 |
| 138.59.98.0/23 | 512 | 138.59.98.0 – 138.59.99.255 |
| 138.59.96.0/24 | 256 | 138.59.96.0 – 138.59.96.255 |
| 138.59.97.0/24 | 256 | 138.59.97.0 – 138.59.97.255 |
| 138.59.98.0/24 | 256 | 138.59.98.0 – 138.59.98.255 |
| 138.59.99.0/24 | 256 | 138.59.99.0 – 138.59.99.255 |
| 143.208.156.0/24 | 256 | 143.208.156.0 – 143.208.156.255 |
| 143.208.157.0/24 | 256 | 143.208.157.0 – 143.208.157.255 |
| 143.208.158.0/24 | 256 | 143.208.158.0 – 143.208.158.255 |
| 143.208.159.0/24 | 256 | 143.208.159.0 – 143.208.159.255 |
| 177.129.11.0/24 | 256 | 177.129.11.0 – 177.129.11.255 |
| 177.129.12.0/24 | 256 | 177.129.12.0 – 177.129.12.255 |
| 177.129.15.0/24 | 256 | 177.129.15.0 – 177.129.15.255 |
| 191.128.225.0/24 | 256 | 191.128.225.0 – 191.128.225.255 |
| 191.128.226.0/24 | 256 | 191.128.226.0 – 191.128.226.255 |
| 191.128.227.0/24 | 256 | 191.128.227.0 – 191.128.227.255 |
177.129.8.0/21 138.59.96.0/22 143.208.156.0/22 177.129.8.0/22 177.129.12.0/22 191.128.224.0/22 200.95.172.0/22 138.59.96.0/23 138.59.98.0/23 138.59.96.0/24 138.59.97.0/24 138.59.98.0/24 138.59.99.0/24 143.208.156.0/24 143.208.157.0/24 143.208.158.0/24 143.208.159.0/24 177.129.11.0/24 177.129.12.0/24 177.129.15.0/24 191.128.225.0/24 191.128.226.0/24 191.128.227.0/24
IPv6 prefixes
32 prefixes- 2804:da4::/32
- 2804:da4:a::/48
- 2804:da4:12::/48
- 2804:da4:14::/48
- 2804:da4:19::/48
- 2804:da4:1a::/48
- 2804:da4:1b::/48
- 2804:da4:1c::/48
- 2804:da4:1f::/48
- 2804:da4:40::/48
- 2804:da4:42::/48
- 2804:da4:45::/48
- 2804:da4:47::/48
- 2804:da4:49::/48
- 2804:da4:4b::/48
- 2804:da4:53::/48
- 2804:da4:54::/48
- 2804:da4:55::/48
- 2804:da4:57::/48
- 2804:da4:58::/48
- 2804:da4:59::/48
- 2804:da4:5a::/48
- 2804:da4:5c::/48
- 2804:da4:5d::/48
- 2804:da4:5e::/48
2804:da4::/32 2804:da4:a::/48 2804:da4:12::/48 2804:da4:14::/48 2804:da4:19::/48 2804:da4:1a::/48 2804:da4:1b::/48 2804:da4:1c::/48 2804:da4:1f::/48 2804:da4:40::/48 2804:da4:42::/48 2804:da4:45::/48 2804:da4:47::/48 2804:da4:49::/48 2804:da4:4b::/48 2804:da4:53::/48 2804:da4:54::/48 2804:da4:55::/48 2804:da4:57::/48 2804:da4:58::/48 2804:da4:59::/48 2804:da4:5a::/48 2804:da4:5c::/48 2804:da4:5d::/48 2804:da4:5e::/48
The 25 largest of 32. The API and the database have all of them.
Query AS27720 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=AS27720&key=YOUR_API_KEY"
Any address in its prefixes resolves to AS27720, with or without a key:
curl "https://api.ipapi.is/?q=177.129.8.1"
Largest networks in Brazil
AS26599 TELEFÔNICA BRASIL S.A.19,448,320 IPv4 addressesAS26615 TIM S/A11,476,992 IPv4 addressesAS28573 Claro NXT Telecomunicacoes Ltda10,084,608 IPv4 addressesAS18881 TELEFÔNICA BRASIL S.A.8,841,728 IPv4 addressesAS27699 TELEFÔNICA BRASIL S.A.6,563,328 IPv4 addressesAS4230 CLARO S.A.5,155,584 IPv4 addresses