Author: Nejc Zupan


IP Ownership Analysis Of Cheap Hosting Providers: Only 20% With Own Servers

Last updated on 2019/12/18

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by Nejc Zupan

When people new to PBNs ask where to host their blogs, a lot of experts recommend using different cheap hosting providers to get a diversity of IPs. We wanted to put that claim to the test for some time now. Analyzing 80 Cheap Hosting Providers We collected a list of 80 popular cheap hosts from different forums and […]

Research: two thirds of PBNs on CloudFlare leak real IPs

Last updated on 2019/12/18

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by Nejc Zupan

A few weeks ago we added CloudFlare SSL support for blogs hosted on EBN. While in the process of integrating CloudFlare we did thorough research on potential leaks and footprints. Here are our findings. Is CloudFlare successfully masking my server’s real IP? In essence, if you know exactly what you are doing and are very careful, […]

Footprints: MX Records

Last updated on 2019/12/05

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by Nejc Zupan

Last week we talked about how nameservers can be a huge footprint for your PBN. Today we have another DNS themed blog post. This time, we’ll talk about MX records. What are MX records? MX records are an optional part of your DNS (domain name system). They are similar to A records, which are required to […]

Why nameservers are more dangerous footprints than IPs

Last updated on 2019/12/18

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by Nejc Zupan

This is another post in our series about advanced footprints. While we wouldn’t really count nameserver footprints as advanced, there are still people doing really basic mistakes with them so we wanted to shed some light on the topic. Nameservers are servers hosting your DNS zonefile, or in other words, your DNS records. Without them, your browser does not know to […]

Footprints: ASN

Last updated on 2019/12/05

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by Nejc Zupan

So far we’ve talked about a few different ways a website (or the server it’s running on) can be footprinted, but we’ve yet to talk about the most obvious – the server’s physical location. The internet is basically a huge, world-wide network, made up of numerous smaller networks. The technology behind it is way too […]

Footprints: X-Powered-By Headers

Last updated on 2019/12/05

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by Nejc Zupan

In our last post, we talked about HTTP headers such as the Server Header and the typical values we can expect they carry for servers running WordPress. But as we hinted previously, the Server Header is not the only HTTP header that gives out important information about servers hosting the websites. This time around, we’ll […]

Footprints: Server Headers

Last updated on 2019/12/05

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by Nejc Zupan

Lately, there has been quite some debate in public and private channels and groups on the Server header and how it might pose a threat to PBNs due to footprints. This post aims to provide extensive information on what the Server header even is, what forms it takes in the majority of cases and what […]