`bcn-inc.net`

DNSSEC	⚠️ Not signed
A	72.163.4.154^{🇺🇸 ASNTTCISCO72.163.4.0/24 170 West Tasman Drive San Jose CA 95134 United States}
		PTR	`redirect.cisco.com`
NS	`ns1.cisco.com` ⭐
		A	2001:420:1101:6::a^{🇺🇸 ASNTTCISCO2001:420:1100::/41 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`ns1.cisco.com`
		A	72.163.5.201^{🇺🇸 ASNTTCISCO72.163.0.0/18 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`ns1.cisco.com`
NS	`ns2.cisco.com`
		A	2001:420:2041:5000::a^{🇺🇸 ASNTTCISCO2001:420:2000::/35 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`ns2.cisco.com`
		A	64.102.255.44^{🇺🇸 ASNTTCISCO64.102.0.0/16 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`ns2.cisco.com`
NS	`ns3.cisco.com`
		A	2001:420:1201:7::a^{🇺🇸 ASNTTCISCO2001:420:1200::/41 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`ns3.cisco.com`
		A	173.37.146.41^{🇺🇸 ASNTTCISCO173.37.128.0/19 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`ns3.cisco.com`
MX	`rcdn-mx-01.cisco.com` ⭐
		A	2001:420:1101:7::48a3:166^{🇺🇸 ASNTTCISCO2001:420:1100::/41 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`rcdn-mx-01.cisco.com`
		A	72.163.7.166^{🇺🇸 ASNTTCISCO72.163.7.0/24 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`rcdn-mx-01.cisco.com`
MX	`aer-mx-01.cisco.com`⁽²⁰⁾
		A	2001:420:4621::ad26:d496^{🇳🇱 ASNTTCISCO2001:420:4000::/36 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`aer-mx-01.cisco.com`
		A	173.38.212.150^{🇳🇱 ASNTTCISCO173.38.128.0/17 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`aer-mx-01.cisco.com`
MX	`alln-mx-01.cisco.com`⁽²⁰⁾
		A	2001:420:1201:6::ad25:93e6^{🇺🇸 ASNTTCISCO2001:420:1200::/41 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`alln-mx-01.cisco.com`
		A	173.37.147.230^{🇺🇸 ASNTTCISCO173.37.128.0/19 170 West Tasman Drive San Jose CA 95134 United States}
			PTR	`alln-mx-01.cisco.com`
SOA	`ns1.cisco.com`postmaster@cisco.com serial=5

`net`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1775965137

Same first word

bcn-inc.net

Similar names

bcn-nic.nl

cbn-inc.co.jp

bnc-inc.com

nbc-inc.com

DNS History

16 records (7 active, 9 former)

○NSedns-aln1-1-l.cisco.com2015-07-10 → 2016-04-21 · 5 obs

○ 2009-01-21 00:36:46
● 2015-07-10 02:57:30
● 2016-04-21 22:58:46
○ 2026-03-31 14:04:06
○ 2026-04-12 03:46:44

●NSns1.cisco.com2009-01-21 → 2026-04-12 · 2 obs

● 2009-01-21 00:36:46
● 2026-04-12 03:46:44

●NSns2.cisco.com2009-01-21 → 2026-04-12 · 2 obs

● 2009-01-21 00:36:46
● 2026-04-12 03:46:44

●NSns3.cisco.com2015-07-10 → 2026-04-12 · 3 obs

○ 2009-01-21 00:36:46
● 2015-07-10 02:57:30
● 2026-04-12 03:46:44

●MXaer-mx-01.cisco.com2015-07-10 → 2026-04-12 · 3 obs

○ 2009-01-21 00:36:46
● 2015-07-10 02:57:30
● 2026-04-12 03:46:44

●MXalln-mx-01.cisco.com2015-07-10 → 2026-04-12 · 3 obs

○ 2009-01-21 00:36:46
● 2015-07-10 02:57:30
● 2026-04-12 03:46:44

○MXams-inbound-a.cisco.com2009-01-21 → 2009-01-21 · 3 obs

● 2009-01-21 00:36:46
○ 2015-07-10 02:57:30
○ 2026-04-12 03:46:44

●MXrcdn-mx-01.cisco.com2015-07-10 → 2026-04-12 · 3 obs

○ 2009-01-21 00:36:46
● 2015-07-10 02:57:30
● 2026-04-12 03:46:44

○MXsj-inbound-a.cisco.com2009-01-21 → 2009-01-21 · 3 obs

● 2009-01-21 00:36:46
○ 2015-07-10 02:57:30
○ 2026-04-12 03:46:44

○MXsj-inbound-b.cisco.com2009-01-21 → 2009-01-21 · 3 obs

● 2009-01-21 00:36:46
○ 2015-07-10 02:57:30
○ 2026-04-12 03:46:44

○MXsj-inbound-c.cisco.com2009-01-21 → 2009-01-21 · 3 obs

● 2009-01-21 00:36:46
○ 2015-07-10 02:57:30
○ 2026-04-12 03:46:44

○MXsj-inbound-d.cisco.com2009-01-21 → 2009-01-21 · 3 obs

● 2009-01-21 00:36:46
○ 2015-07-10 02:57:30
○ 2026-04-12 03:46:44

○MXsj-inbound-e.cisco.com2009-01-21 → 2009-01-21 · 3 obs

● 2009-01-21 00:36:46
○ 2015-07-10 02:57:30
○ 2026-04-12 03:46:44

○MXsyd-inbound-a.cisco.com2009-01-21 → 2009-01-21 · 3 obs

● 2009-01-21 00:36:46
○ 2015-07-10 02:57:30
○ 2026-04-12 03:46:44

○A198.133.219.232009-01-21 → 2009-01-21 · 3 obs

● 2009-01-21 00:36:46
○ 2015-07-10 02:57:30
○ 2026-04-12 03:46:44

●A72.163.4.1542015-07-10 → 2026-04-12 · 3 obs

○ 2009-01-21 00:36:46
● 2015-07-10 02:57:30
● 2026-04-12 03:46:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	d.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net...	-
bcn-inc.net	ns1.cisco.com, ns2.cisco.com, ns3.cisco.com	-

✅ Authoritative Response

Server:72.163.5.201

NS records: ns1.cisco.com, ns2.cisco.com, ns3.cisco.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for bcn-inc.net (unsigned zone)

⏱️ Timing

Total: 721ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`72.163.4.154`
NS	3	`ns3.cisco.com, ns2.cisco.com...`
MX	3	`rcdn-mx-01.cisco.com (pri: 10), aer-mx-01.cisco.com (pri: 20)...`
SOA	1	`ns1.cisco.com postmaster.cisco.com`

Analysis

IP Addresses

bcn-inc.net points to an IP address: 72.163.4.154.

other host names include ciscopowerednetwork.biz, ciscosystems.org.ag, ciscoscansafe.nl, cisco.firm.ro and cisco.sn.cn; they share IP numbers with bcn-inc.net.

Name Servers

bcn-inc.net is delegated to three name servers ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.

bcn-inc.net at least partially shares name servers with other domains, for instance cisco-ccs.com, jabberv.cn, ciscoblog.com, 219.133.198.in-addr.arpa and labs.cisco.

Host names with two IP numbers:

ns1.cisco.com points to 2001:420:1101:6::a and 72.163.5.201; ns2.cisco.com points to 2001:420:2041:5000::a and 64.102.255.44; ns3.cisco.com points to 2001:420:1201:7::a and 173.37.146.41.

Mail Servers

Three mail servers handle bcn-inc.net: aer-mx-01.cisco.com, alln-mx-01.cisco.com and rcdn-mx-01.cisco.com.

bcn-inc.net shares at least partially some mail servers with other domains, for instance telepresence-support.com, latitude-sg.com, riverhead.com, 3c.com and greenfieldnetworks.com.

Mail servers are commonly used alongside mail1.dynamicsoft.com, mail.topspin.com and smtp15.msoutlookonline.net.

Host names with two IP numbers:

aer-mx-01.cisco.com points to 2001:420:4621::ad26:d496 and 173.38.212.150; alln-mx-01.cisco.com points to 2001:420:1201:6::ad25:93e6 and 173.37.147.230; rcdn-mx-01.cisco.com points to 2001:420:1101:7::48a3:166 and 72.163.7.166.

bcn-inc.net - robtex.com

bcn-inc.net

net

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

Mail Servers

`bcn-inc.net`

`net`