An Internet Protocol address (IP address) is a numerical label assigned to each device in a computer network that uses the Internet Protocol for communication.

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How can old versions of websites be appearing on the web?

All websites in the freeserve.co.uk and fsnet.co.uk domains (e.g. www.divdev.fsnet.co.uk/scicaf.htm which has an update date on the page) sometimes show their latest version but sometimes show their ...
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25 views

Securing a server against DDoS like spam runs

Periodically my server gets hammered so hard by automated comment spam runs against my blogs that the server goes down and I have to annoy my provider to get a power cycle if I don't see it happening ...
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2answers
75 views

How do I link my domain name with my web server IP address so that I can use SSL?

My Question: This is my first time needing to use SSL, and I host my site on a custom Node.js server of my own making. I've been doing research on how SSL works but I'm stuck on a specific part: How ...
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28 views

How does a metered paywall track its users?

A metered paywall is most seen on online newspapers. It allows users to view a specific number of articles before requiring paid subscription. In contrast to sites allowing access to select content ...
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124 views

Which browsers support SNI?

Because of the way web servers and SSL work, previously a dedicated IP address was required for running an SSL certificate on a domain. But with a new technique (SNI, abbreviation for Server Name ...
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84 views

Is it possible to see my site's real IP address if I'm using a CDN like CloudFlare?

CloudFlare acts as a reverse proxy and caches site content. Is it possible to see my site's real IP address if I'm using a CDN like CloudFlare? When I check my site's IP address using a lookup ...
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43 views

Redirecting HTTPS to HTTP without purchasing another IP address

So in the past I have always bought a new IP when working with SSL certs. I came across a client that is on a shared IP and using a cert for one of the sites but not the others. So domain #1 has cert ...
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3answers
352 views

The number of sites on a shared host

I have been looking at a number of shared hosting providers, and I used domaintools.com services to see how many other domains are hosted at a single IP address. I think Hostgator had a high number of ...
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3answers
93 views

Would a different IP address for each site in a network of sites help with SEO or prevent a penalty?

I'm working as a bit of a webmaster for a guy that runs a network of backlinked websites to increase his PR for a couple of his eCommerce sites. I don't know much about them, I just know they generate ...
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28 views

IP address not pointing to domain name I expect it to

I am administering this site: http://www.epicperks.com. As per GoDaddy's control panel as well as this service, the IP address pointing to http://www.epicperks.com is 50.63.210.1. However, when I ...
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28 views

Im getting the IP of my VPS instead of the domain in Google search results

Im getting the ip of my vps instead of the domain in web results. I don't have the same problem with other sites inside the vps. <VirtualHost *:80> ServerName www.todocamino.info ...
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2answers
68 views

Website opening both on domain name and IP. Is that a problem?

So, http://site.com/ and http://123.321.123.32/ both are displaying a web page. From SEO point there is content duplication issue when both domain and IP displays the same content. This can be solved ...
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2answers
36 views

Prevent request via IP address of server

I'm pretty sure there's a way to prevent access to a website through the server IP address and to force the user to enter the domain name instead. so that http://156.56.75.87 should trigger a 403 and ...
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0answers
13 views

Only Allowing My IP with .htaccess for Maintenance Mode [duplicate]

I am attempting to redirect all users to a maintenance page, while only allowing myself to use the website. I currently have the redirect working, but cannot seem to allow myself to access the site. ...
3
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1answer
77 views

Domain redirect to go daddy shared ip account via IP through an A NAME change

A customers IT department wants to point their domain to a site I've created for them which is hosted on a share GoDaddy account. It's not my primary domain but is a site in a sub directory of its ...
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2answers
33 views

Need help with understanding IP blocks

I'm trying to troubleshoot some problems with users being blocked from our website by CloudFlare. We run a Joomla 2.5 installation with RSFirewall. I have the list of IP blocks that CloudFlare uses, ...
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6answers
3k views

Should a website be directly accessible by its IP address?

I found that many websites display their site content only when you access them by their FQDN (example, example.com). When trying to access by their IP address, they show a 404 site not found error. ...
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1answer
104 views

How can I log a user's actual IP address instead of CloudFlare's?

My raw access log is now filled with CloudFlare IP addresses. Is there any way I can use a .htacess file or configure the server to log the user's actual IP address? With PHP, CloudFlare creates ...
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42 views

In my IP query, the response is “SOA prisoner.” What does this mean? [closed]

what does "SOA prisoner" mean in the results of my IP query? Prisoner to what ?
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2answers
76 views

Optimising website IP for location

From my understanding of SEO, websites are optimised for the current location of their IP address. For example if xxx.xxx.xxx.xx resolves to the UK then you are more likely to get higher rankings in ...
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2answers
148 views

backlinks: two domains with same IP

I run several different web pages on different servers (with different IP addresses). These pages are linking to each other in order to boost number of backlinks pointing to my pages. I would like ...
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1answer
100 views

Can I detect the IP address and location of visitors to my web application who are behind a proxy?

I'm writing a web application and I need to make sure that I have the actual IP address and location of my visitors, since there are many users in Middle East and China using proxy services to bypass ...
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1answer
39 views

What percent of all active IP + User Agent combinations are not unique?

It's fairly common practice to define a unique user by a 1-to-1 hash of IP + User Agent. But not all unique users have a unique IP + User Agent combination. Thus: collisions - events misattributed to ...
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52 views

How to block entire IPs of a VPN server by IP

I have website that identifies users only by their IPs. That makes it very difficult to keep it secure against unwanted users/attackers. They can simply change their IP by using VPN services that ...
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53 views

How do I find my home servers IP address?

I have installed Nginx webserver on my system. I just need to know the IP adress of the server which am running. I have Googled many times but I didn't get a good answer.
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148 views

How to get Google to index dynamic pages generated from user IP address

I am creating a local community directory site which identifies the location of the user by IP address and dynamically renders the content related to the specific community identified by the IP ...
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432 views

Block IP Address using php [closed]

For my website i use this php code to block ip addresses. <?php $deny = array("111.111.111", "222.222.222", "333.333.333"); if (in_array ($_SERVER['REMOTE_ADDR'], $deny)) { header("location: ...
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50 views

How does 2 domains on dedicated IP's sharing the same backend affect the ranking?

I have two Domains, both with dedicated IP's, with a service acting location based. The two domain-names have simple to remember name-pattern going like ##servicedescription##france.com and ...
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2answers
73 views

Should a domain be accessible via IP as well?

I have a domain which is accessible through the domain name of course. However, it seats on a unique IP, as it is hosted on a VPS. But I can't access it through that unique IP (I'm getting into a ...
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1answer
47 views

two PHP sessions, same IP address, active at the same time? [closed]

Is it possible to have two sessions associated with the same IP address active at the same time?
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2answers
152 views

CPanel Visitors filled with bandwidth thieves

Issue: Strange and seemingly random entries on the CPanel Latest Visitors console, showing IPs accessing image files without any referring URL and not identified as Bots. Background: I have never had ...
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2answers
184 views

How do you determine when to block an IP address or range of addresses?

When analyzing traffic to some of my sites, I almost always notice a large amount of traffic from obscure sources like Japan, Russia, and other countries that really have no business visiting my ...
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2answers
25 views

Do most spam-watch programs actually check domain names or URLs?

On the not-too serious Sites (check-sites), I use Shared Hosting and thus, shared IP address, so am wondering if a smart move even then is to pay for a private IP # ? It seems on most checks, there ...
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2answers
44 views

How do I validate IP Address ownership for authentication?

I have a website where digital content is behind a paywall. We verify users have access by IP address. Our customers are all large companies, with static IP addresses. So, if a user is within the ...
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1answer
56 views

Get IP range of “Microsoft Corp” network provider

I'd like to find the IP range of the "Microsoft Corp" network provider. How can I find this out? So far I've only been able to find this site which has a list of ip addresses, not necessarily an ...
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1answer
848 views

Can I redirect a subdomain to an IP address with a port?

I've got two addresses: ipaddress and ipaddress:100. The first one uses the default port of 80, but the second server (running GitLab) uses port 100. I have multiple IP addresses, but I am wondering ...
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3answers
414 views

Dozens of private IP addresses in Google Analytics

I was reviewing my Analytics for the past year and noticed a couple dozen different IP addresses showing up as referrals. I tracked a few of them down to be Google (why are Google IP addresses coming ...
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2answers
65 views

How can we find real source of suspected user entries?

I have a website where I keep logging the user entries. I found some anonymous entries in my table and I suspect they are using some kind of proxy switchers. How can I find the real source of these ...
2
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2answers
490 views

IP canonical URL issue

So I did a search engine optimization test today and one thing it came back with was: Your site's IP XX.XXX.XXX.XX does not redirect to your site's domain name. This could cause duplicate content ...
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1answer
787 views

Multiple IP addresses for one SSL certificate

Is it possible to register an SSL Certificate for Multiple IP addresses? This is needed for one of my sites; which runs on two different servers with different IP addresses. One server is live; while ...
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1answer
113 views

Content vote system with IP verification and dynamic IP adresses

Description: I have two types of vote system on my site. First of them is for all users and store IP adress to prevent more than one vote. Second is for authenticated users only, which also store ...
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171 views

Can DNS point to specific port?

I got virtual machine on some server and my URL is something like this. 111.11.11.111:8002 Can I get DNS who will point to specific port ? One more thing. If I cant do that, can my virtual ...
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2answers
3k views

How to remove our IP address from Microsoft's email blacklist?

We have a website, users sign up and receive links to confirm they signed up BUT: Microsoft blocked our IP (no one with Microsoft email account can receive our emails.) We tried contacting microsoft ...
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1answer
73 views

How to assign foo.example.com to one IP address and example.com to a different one?

Say that I have a domain name called example.com and two server located at 2 different IP addresses: 1.2.3.4 and 6.7.8.9. How could I assign example.com to 1.2.3.4 and the subdomain foo.example.com ...
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1answer
488 views

Why is “googlehosted.com” in the DNS records for our website after signing up for DDOS protection?

Recently we had to get some DDOS protection for our website because of the large attacks we were seeing after getting a bit of popularity. We handed over our domain and hosting information to our ...
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2answers
722 views

Why does flush DNS often fail to work?

C:\Windows\system32>ipconfig /flushdns Windows IP Configuration Successfully flushed the DNS Resolver Cache. C:\Windows\system32>ping beautyadmired.com Pinging beautyadmired.com ...
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109 views

Is it unwise to blacklist an IP address?

We have a form on a commercial website which has been abused (but only once or twice) by someone from a particular IP address. A colleague wants to blacklist that IP address from the website. Seems ...
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158 views

Is my Hostgator dedicated IP used any more if I use CloudFlare DNS?

I'm hosting my website with Hostgator and I have a paid dedicated IP address for my host. Today I have made an account on CloudFlare and replaced my old hostgator DNS with ClodFlare's DNS. My ...
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117 views

How to set up a single IP blocklist for multiple sites hosted on the same account

When running multiple sites on the same hosting account, one might find that an attacker has attempted to breach one site. A webmaster may want to block the IP address from all sites hosted in the ...
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3k views

Hotmail and IP in blacklist - how to solve now?

Our server's IP address is blacklisted by the provider of hotmail. We can't find any solutions. We followed up with all the instructions they gave us in the DEAMON email link, but it's not enough - ...