SURBL
SURBL Application
Application Information
The following page provides details on domains, networks, IPs, hosting services, and content delivery networks used by SURBL.
Description
SURBLs are lists of web sites that have appeared in spam messages. Unlike most lists, SURBLs are not lists of message senders.
| Category | Cybersecurity |
| Web Link | SURBL - Home Page |
Network Intelligence
The network data shown here is also available via the Netify Data Feed API. We provide network intelligence to help deliver better digital experiences to end users and businesses.
Network Ranges
SURBL does not have any defined network blocks. The application is distributed across the individial IP addresses summarized below.
Some applications are deployed across network blocks. Only networks that are dedicated to an application or platform are provided.
Core Networks
Applications are sometimes deployed on partner networks, parent company networks, or regional hosting providers. The following is a sample of SURBL IP addresses deployed on this type of network.
| Network | PoP | Category | Location | IP | Shared |
|---|---|---|---|---|---|
Cisco Secure Email
|
Core Network | United States | 184.94.240.109 |
Other Networks
There are tens of thousands of Internet network providers and we make an effort to track as many as we can, but we have less coverage for niche and local providers. The following is a sample of SURBL IP addresses on this type of network.
| ASN Description | ASN | Route | Location | IP | Shared |
|---|---|---|---|---|---|
| CDW Technologies | AS3599 | 64.73.128.0/19 | United States | 64.73.128.55 | |
| Strato | AS6724 | 81.169.144.0/22 | Germany | 81.169.144.140 | |
| NForce Entertainment | AS43350 | 85.159.232.0/23 | Netherlands | 85.159.233.158 | |
| Georgia Institute of Techno... | AS2637 | 143.215.128.0/17 | United States | 143.215.143.7 | |
| SURF | AS1103 | 145.100.128.0/17 | Netherlands | 145.100.188.22 | |
| and 13 more | |||||
Hosting
Hosting vendors like AWS and Microsoft Azure provide cloud-based computing and network resources to deliver applications. The hosting platforms used by SURBL are summarized below by geographical points-of-presence (PoP).
Each PoP can host many IPs to deliver an application. A sample IP is provided.
| Hosting Platform | Network | PoP | Location | Sample IP | IPs |
|---|---|---|---|---|---|
Cogent
|
Cogent
|
Core Network | United States | 38.124.232.194 | 1 IP |
OVHcloud
|
OVHcloud
|
Core Network | France | 217.182.183.225 | 1 IP |
Hetzner
|
Hetzner
|
Core Network | Germany | 78.47.239.92 | 4 IPs |
|
Hetzner
|
Hetzner
|
Core Network | United States | 5.161.198.80 | 4 IPs |
|
Hetzner
|
Hetzner
|
Core Network | Finland | 65.108.65.98 | 1 IP |
Application Stack
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