costco.ca - robtex dns monitor

Mon, 28 Dec 2009 21:37:37 GMT

Domain

costco.ca is a domain controlled by two nameservers on different IP networks. Incoming mail for costco.ca is handled by one mailserver at costco.com. costco.ca has one IP number , but the reverse is www.costco.ca. www.costco.ca point to the same IP. sl.com, gs.com, fna.org, ddb.com, arc.gov and at least 63 other hosts share nameservers with this domain. costco.com and costco.com.au share mailservers with this domain. www.costco.ca are subdomains to this hostname. costco.ca is hosted on a server in United States even though the hostname implies Canada.

Base	Record	Name		IP	Reverse	Route	AS
costco.ca	a			170.167.8.7 United States	www.costco.ca	170.167.8.0/24	AS11283 COSTCO Costco, Inc.
	ns-soa	dbru.br.ns.els-gms.att.net		199.191.128.106 United States		199.191.128.0/23	AS7018 ATT-INTERNET4 AT&T WorldNet Services
	ns	dbru.br.ns.els-gms.att.net		199.191.128.106 United States		199.191.128.0/23
	ns	dmtu.mt.ns.els-gms.att.net		12.127.16.70 United States		12.0.0.0/9
	mx	10	mx1.costco.com	170.167.3.105 United States		170.167.3.0/24	AS11283 COSTCO Costco, Inc.
ca	ns-soa				(none)		?
	ns	sns-pb.isc.org		192.5.4.1 United States		192.5.4.0/24 ISC	AS3557 ISC-CALIFORNIA Internet Systems Consortium, Inc.
		a.ca-servers.ca		192.228.27.11 Canada		192.228.27.0/24 CIRA (CCIRAACPLEI)	AS27299 CIRA CIRA Canadian Internet Registration Authority Autorit Canadienne pour les enregistrements Internet
		b.ca-servers.ca		192.228.25.45 Canada		192.228.25.0/24 CIRA (CCIRAACPLEI)
		c.ca-servers.ca		192.228.28.9 Canada		192.228.28.0/24 Peer1 Route Object	AS13768 PEER1 Network Inc.
		d.ca-servers.ca		129.33.164.73 United States		129.33.160.0/21	AS19152 IBM-IDC
		e.ca-servers.ca		192.228.30.9 Canada		192.228.30.0/24 Peer1 Route Object	AS13768 PEER1 Network Inc.
		k.ca-servers.ca		156.154.100.4 United States		156.154.100.0/24 UltraDNS	AS12008 MAINT-ID-12008 UltraDNS/NeuStar
		l.ca-servers.ca		156.154.101.4 United States		156.154.101.0/24 UltraDNS
		m.ca-servers.ca		156.154.102.4 United States		156.154.102.0/24 UltraDNS
		j.ca-servers.ca		198.182.167.1 United States		198.182.167.0/24 PCH Anycast block for .ca	AS42 Packet Clearing House - www.pch.net

dot

	hostnames sharing ip with a-records
		mailservers used by this domain
			nameservers used by this domain
				ptrs of ip numbers
					reverse names of the mailservers
						reverse names of the nameservers
							reverse of ns in soa
								ns in soa
									subdomains
www.costco.ca	X			X					X
dbru.br.ns.els-gms.att.net			X			X	X	X
dmtu.mt.ns.els-gms.att.net			X			X
mx1.costco.com		X			X