Autonomous Systems are networks typically governed by large ISPs that participate in global Internet routing. Each network is assigned a unique identification number known as the AS number or ASN by the Internet Assigned Numbers Authority.
| ASN | 4661 |
| Name | PTCLBB-PK |
| Organization | Pakistan Telecommuication company limited |
| Country | Pakistan
|
| Registry | APNIC |
| IPv4 addresses | 1,024 |
| IPv6 /64 networks | 0 |
| Prefixes | 1 |
Other ASN allocated to Pakistan Telecommuication company limited
IPv4 Prefixes for AS4661
| Network |
Location |
Addresses |
| 58.181.104.0/22 |
Pakistan Telecommuication company limited |
Lahore |
1,024 |