Question: Can A Domain Have Multiple IP Addresses?

Yes, that is possible, and will need to be two A records.

This is called Round-Robin DNS.

Clients will semi-randomly use one of the two addresses.

The certificate is not tied to the IP address, only to the domain name,so if it is installed on both servers, there should be no issues with SSL.

Can an IP address have multiple domain names?

It is not possible to provide two domain names for the same Server IP address and get two different SSL certificates (one for each domain name). Also note that the use of Host Headers (which is how you can use a single IP for more than one SSL enabled domain) is not recommended for E-Commerce sites.

Why are there multiple IP addresses associated with a single domain name?

Why are there multiple IP addresses associated with a single domain name (e.g. and )? The configuration in each network assigns different DNS servers for IP address lookup, which can lead to different IP addresses for one site. The main reason for this is to decrease congestion in the network 10.

Can a host have multiple IP addresses?

A single physical network card definitely can have multiple IP addresses. This is almost essential when implementing server virtualization: with multiple virtual servers running on the same physical hardware, each needs its own IP address. Yes you can have more than one IP address when using a single Network Card.

Why do servers have multiple IP addresses?

If you have multiple IP networks on the same physical/logical network/vlan it will prevent traffic from being exchanged via the gateway, speeding things up and reducing the load. In order to use different public IP addresses to avoid firewalls or to avoid being blacklisted in SPAM filters.

Can you have multiple SSL certificates for one domain?

You can install multiple SSL certificates on a domain, but first a word of caution. A lot of people want to know whether you can install multiple SSL certificates on a single domain. The answer is yes. And there are plenty of websites that do.

How many a records can a domain have?

The DNS protocol itself using a (signed) 16-bit integer as a count of resource records returned for a query, so for a single query, there’s a limit of 65535 “A” records (less a SOA record for overhead) for a single name.

Can a machine with a single DNS name have multiple addresses?

Dear Kul, To answer your question in short, yes it can happen. DNS, the Domain Name Service, as you would know, is used to help us resolve Fully Qualified Domain Names (FQDN) to IP addresses. This is what gives a DNS name multiple IP addresses.

Can a website have multiple IP addresses?

Using more than one site on an IP address is called sharing IPs or a Shared IP address. If a site has its own IP address, and shares with no one else, it is called a Unique IP address.

Can you have multiple A records?

You can do a lot with A records, including using multiple A records for the same domain in order to provide redundancy. Additionally, multiple names could point to the same address, in which case each would have its own A record pointing to that same IP address. The DNS A record is specified by RFC 1035.

How do I create multiple IP addresses?

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How to assign multiple IP addresses to a single Ethernet port or NIC

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How do I get multiple IP addresses from ISP?

The easiest way to get multiple IP addresses is to purchase them from your ISP, in a block. Alternately, you can use an internet service provider that frequently changes IP addresses, like a PPPoE based ISP.

How many IP addresses can I have?

IPv4 uses 32-bit IP address, and with 32 bits the maximum number of IP addresses is 232—or 4,294,967,296. This provides a little more than four billion IPv4 addresses (in theory).