a9.com

• Delegation
• Authoritative answer
• Related hostnames

Delegation

Authoritative answer

ANSWER for a9.com.
a9.com.	60	A	23.21.91.49
	60	A	23.21.52.11
	60	A	107.20.211.140
	86400	NS	pdns1.ultradns.net.
	86400	NS	pdns2.ultradns.net.
	86400	NS	pdns3.ultradns.org.
	86400	NS	pdns4.ultradns.org.
	86400	NS	pdns5.ultradns.info.
	86400	NS	pdns6.ultradns.co.uk.
	900	SOA	dns-external-master.amazon.com. root.amazon.com. ( 2009061650 600 900 604800 900 )
	7200	MX	10 smtp-fw-33001.amazon.com.
	7200	MX	10 smtp-fw-2101.amazon.com.
	7200	MX	10 smtp-fw-4101.amazon.com.
	7200	MX	10 smtp-fw-9101.amazon.com.
	7200	MX	10 smtp-fw-31001.amazon.com.

Related hostnames

A9.com is a domain controlled by six domain name servers at ultradns.net, ultradns.info, ultradns.org and ultradns.co.uk having a total of twelve IP numbers. All twelve of them are on different IP networks. Incoming mail for a9.com is handled by five mail servers at amazon.com. Some of them are on the same IP network. A9.com has three IP numbers (107.20.211.140, 23.21.91.49, 23.21.52.11). Two of them are on the same IP network.

Maps.a9.com, opensearch.a9.com, www.search-a9.net, www.anine.biz and www.a9.org cnames to this hostname. Gs12530.com, www.a9.com, ec2-23-21-91-49.compute-1.amazonaws.com, ec2-23-21-52-11.compute-1.amazonaws.com and ec2-107-20-211-140.compute-1.amazonaws.com point to the same IP. Atv.ca, planetmail.com, lapt.net, newsciencepublications.net, jumpingmadjitterbugs.com and at least 127 other hosts share name servers with this domain. Oracle.com, emcorarizona.com, playboycollege.com, iplanet.com, mudgeerabaunitingchurch.org and at least 111 other hosts share name servers under another name with this domain. Booksurge.com, snaptell.com, clickriver.com, withoutabox.com, amazon.fr and at least 106 other hosts share mail servers with this domain. A9.kz, a9.cz, a9.org, a9.ro, a9.ru and at least 20 other hosts are similar domain names.

You might also be interested in domains looking similar: com or the competitors: readwriteweb.com, kafe.co.il, opensearch.org, tnrelaciones.com, gigablast.com and lycos.com. Also check www.a9.com.

A9.com is ranked #10970 world wide and is hosted on three servers in Ashburn, VA, United States. It has gained 3064 inlinks over a period of nine years.

The mail server smtp-fw-31001.amazon.com

Most of the about fifty domains that use the mail server smtp-fw-31001.amazon.com use the five mail servers smtp-fw-2101, smtp-fw-31001, smtp-fw-33001, smtp-fw-4101 and smtp-fw-9101.amazon.com together, hereafter referred to as "mail server group 1", (example: amazon.ca, amazon.cn and a2z.com ).

The three mail servers smtp-fw-2101, smtp-fw-4101 and smtp-fw-9101.amazon.com together

Three quarter of the more than hundred domains that use the three mail servers smtp-fw-2101, smtp-fw-4101 and smtp-fw-9101.amazon.com together (but neither smtp-fw-31001 nor smtp-fw-33001.amazon.com ), hereafter referred to as "mail server group 2", point to the three IP numbers 72.21.206.70, 72.21.211.32 and 207.171.166.140 together (example: 8imdb.com, cinefax.com and dvdimdb.com ).

The IP number 107.20.211.140

Five of the six host names that point to the IP number 107.20.211.140 point to the three IP numbers 23.21.52.11, 23.21.91.49 and 107.20.211.140 together.

The name server pdns6.ultradns.co.uk

There are more than hundred domains that use the name server pdns6.ultradns.co.uk.

• Three quarter of those use the six name servers pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk together, hereafter referred to as "name server group 1", (example: 188betkr.com, ambeco-jobs.com and asiansexpatrol.com ).
• Eight of them use the eight name servers pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, udns1.ultradns.net, udns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk together (example: click2win.com, ppisc.net and nortononlinebackup.org ).

The mail server smtp-fw-9101.amazon.com

Half of the more than two hundred domains that use the mail server smtp-fw-9101.amazon.com use mail server group 2 (example: ihdb.com, ikmdb.com and imbd-pro.com ).

The six name servers pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org…

There are several hundred of domains that use name server group 1.

• One quarter of those point only to the IP number 72.52.4.95 (example: cnclawns.biz, artegowatches.com and blissoutsummit.com ).
• More than one in seven of them point only to the IP number 204.74.99.100 (example: harley.biz, 3dsxtar.com and comprep90x.com ).

The five mail servers smtp-fw-2101, smtp-fw-31001, smtp-fw-33001, smtp-fw-4101 and smtp-fw-9101.amaz…

There are about eighty domains that use mail server group 1.

• About one in six of those point to the three IP numbers 72.21.206.80, 72.21.210.29 and 207.171.166.22 together (example: amazonaws.com, amazonwireless.com and audible.com ).
• Twelve of them point to the two IP numbers 87.238.81.156 and 87.238.85.156 together (example: audible.de, javari.de and javari.fr ).

The name server pdns1.ultradns.net

Twelve percent of the several hundred of domains that use the name server pdns1.ultradns.net use the eleven name servers ns.ge.com, ns1.ge.com, ns2.ge.com, ns1.netbcp.com, pdns5.ultradns.info, ns2.netbcp.net, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk together (example: corporatefinancialservices.biz, aeclearcard.com and geaviationservices.com ).

The name server pdns2.ultradns.net

Eleven of the more than hundred domains that use the name server pdns2.ultradns.net use the eight name servers ns1.netbcp.com, pdns5.ultradns.info, ns2.netbcp.net, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk together (example: describefamily.com, ispeakforothers.com and oxygenous.com ).