47
votes
Accepted
Why does my IP address become Google's IP address when using Chrome on the mobile?
You have Data Saver turned on in the settings of Google Chrome. It proxies all your HTTP (not HTTPS or incognito) traffic through an optimisation server at Google to make the pages smaller.
- 676
39
votes
Accepted
IP ADDRESS request vs. DOMAIN NAME request?
I think I found my answer.
So, the thing is, because I bought a shared hosting package, they also gave me a shared IP. My guess is, this IP has many websites next to mine and they're all accessible ...
- 669
12
votes
Accepted
Will altering my HOSTS file allow me to access sites that can't be directly accessed via IP?
Yes - altering a HOSTS file locally to redirect a domain to an IP isn't the same as simply typing in that IP into the browser. The reason why is that in shared hosting, one IP address houses multiple ...
- 797
9
votes
When buying a domain what are the differences between nameservers (NS records) and other DNS servers?
The answers so far write about name servers and DNS as though they were two different things. They aren't. A DNS server is a name server. There are other name services, e.g. Corba's COSNaming, the RPC ...
- 199
8
votes
Banning unresolved IP addresses
BOTS, CRAWLERS and SCRAPERS use IP addresses in blocks, its rare to see one that will use the same IP address over and over. IP blocks are often sold, brought and then sold again! some of these blocks ...
- 32.9k
8
votes
When buying a domain what are the differences between nameservers (NS records) and other DNS servers?
I think in order to clarify what is going on it helps to have an overview.
The first thing to keep in mind is the internet runs on IP addresses, but people would rather remember words (domains) than ...
- 181
7
votes
Why is "googlehosted.com" in the DNS records for our website after signing up for DDOS protection?
This is an old question but I recently ran into this issue and see that your question wasn't really answered. The *.dv.googlehosted.com CNAME record is for Google Apps, now known as GSuite, to verify ...
- 71
7
votes
How to identify if IP address is really google's IP
From the official docs to verify Googlebot / Google:
Note that Google does not recommend using a static "whitelist".
You can verify if a web crawler accessing your server really is ...
- 42.7k
6
votes
Accepted
Getting IP address and location of my own server instead of visiting user's
Here's the Nginx Conf which works for me, placed at the path /etc/nginx/conf.d/example.com.conf.
server {
listen 80;
listen [::]:80;
server_name example.com;
proxy_set_header Host $...
- 314
6
votes
When buying a domain what are the differences between nameservers (NS records) and other DNS servers?
In simple terms:
The nameserver tells the internet where the DNS records are located e.g. ns1.example.com and ns2.example.com
Then the DNS at example.com tells the internet where to find different ...
- 8,418
6
votes
Accepted
Can't find the IP address of regular visitor which creates %100 Bounce Rate on my site!
This problem is related to spam actions against your GA account. Neither the WP plugin nor the php code would be able to record ghost visitor's (aka Ghost referral) IP address because they are hitting ...
- 2,486
6
votes
Accepted
Can you hide a server IP address using Cloudflare?
You can host your website anywhere with good connectivity and get good rankings for a particular area - Google likely keys off the domain suffix more then the IP address (which hints at actual ...
- 7,650
6
votes
Accepted
Deploy IIS publicly when my ISP changes my IP address regularly
The easiest way is to use a Dynamic DNS (DDNS) provider. There are a number available:
https://freedns.afraid.org/
https://www.noip.com/
https://www.duckdns.org/
- 8,418
5
votes
How to identify if IP address is really google's IP
First things first.
There are two domain names that we are talking about; Google.com and Googlebot.com. Doing a reverse look-up for Google.com would be misleading.
Here is an answer I gave quite a ...
- 32.8k
5
votes
Accepted
Block ip range using htaccess
IP ranges are specified in .htaccess using CIDR notation. The simplest rule that you could use would be
Deny from 159.138.0.0/16
Which would block slightly too much:
CIDR Range 159.138.0.0/16
...
- 98.4k
5
votes
Use IP address as the Origin when Creating a Cloudfront Distribution?
There are two reasons that I wouldn't expect a CDN to allow you to specify the origin server by IP address:
Most websites are not accessible via IP address. Most hosting is on shared hosting where ...
- 98.4k
4
votes
How can I find my website's IP address?
There are multiple ways:
If you're in Firefox, open the console (F12), go to the tab [Network], click one of the resources. Then on the right there's "External IP".
When you use FireBug, tab [Net], ...
- 6,836
4
votes
Can DNS point to specific port?
What you are looking for is Dynamic DNS (DDNS) with port forwarding and a majority of DDNS service providers are offering port forwarding as well. You can then set up your domain something.something....
- 290
4
votes
Will altering my HOSTS file allow me to access sites that can't be directly accessed via IP?
The short answer is yes.
Adding the domain name and IP to your HOSTS file will resolve the domain, locally, to the IP you have entered. When you then visit that domain in your web browser, along with ...
- 1,266
4
votes
Accepted
Fixing my mail servers outgoing IP being on spam blacklists
Don't bother getting that IP off those lists. Too much effort, outcome uncertain, and no guarantee for the future.
How much mail do you send? Is that hundreds of mails per months, or tens of ...
- 156
4
votes
Should an IP be automatically blacklisted for a given timeframe after so many bad requests within a minute?
These look like vulnerability profiling. Basically, they are looking for vulnerabilities to exploit.
If you can block these, you should.
These are likely coming from open proxies. Instead of ...
- 32.8k
4
votes
When buying a domain what are the differences between nameservers (NS records) and other DNS servers?
The short answer is that a DNS and NS (name server) is the more or less the same thing but not really. The term Name Server refers to a role that a DNS server fulfills.
A DNS server is a form of ...
- 32.8k
4
votes
Understanding multiple @ symbols in DNS settings
I don't understand how multiple @ symbols work in the DNS settings
Absolutely like any other kind of resource record, there is nothing special about this, it is a shortcut to the zone itself.
For ...
- 8,325
4
votes
Accepted
Proof exclusive ownership of IP address
The customer requires proof of ownership of the dedicated IP address.
Unless this customer is willing to pay an massive premium for you to really own an IP address block (more info...is this a ...
- 2,271
4
votes
50% traffic coming from a single IP on website
Arin.net shows that this is /16 subnet mask meaning that RGH has 65K IP address in their subnet. That's quite a few IP addresses given that many companies NAT their internal networks anymore for ...
- 3,155
4
votes
IP ADDRESS request vs. DOMAIN NAME request?
Yes, it is very unusual to get a dedicated website IP address these days unless you specifically ask for one, and usually at a cost.
Typically the hosts node apache/nginx server will run a default ...
- 41
3
votes
Get IP range of "Microsoft Corp" network provider
Microsoft provides a downloadable CSV file with a pretty comprehensive list of their public IP address space.
As of August 2018, you can download a copy of it directly from microsoft.com. (It's not ...
- 31
3
votes
Accepted
what does license.txt belong to exactly?
Is this file supposed to be a new legal file required to comply with world law where its contents describe the rules for my website usage, or does it belong to a special content management system?
...
- 786
3
votes
Accepted
How to reduce DNS lookups?
The DNS lookup takes place well before the client has started reading the web page, so don't worry about page size. Remember that DNS is basically the process of translating a domain name to an IP ...
- 486
3
votes
Accepted
How can I check if my hosting provider blocked outbound traffic to some IP's?
The best method would be to ask your hosting provider, but if you have SSH access you could do a simple ping, curl or even traceroute. If you do not have SSH access then you may be able to run this ...
- 32.9k
Only top scored, non community-wiki answers of a minimum length are eligible