`ciscotrainingworld.com`

DNSSEC	⚠️ Not signed
NS	`ns1.cisco.com` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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`

`com`

	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=1775084787

Same first word

ciscotrainingworld.com

DNS History

2 records (2 active, 0 former)

●NSns1.cisco.com2026-03-31 → 2026-04-01 · 2 obs

● 2026-03-31 13:44:28
● 2026-04-01 23:27:24

●NSns2.cisco.com2026-03-31 → 2026-04-01 · 2 obs

● 2026-03-31 13:44:28
● 2026-04-01 23:27:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, b.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net...	-
ciscotrainingworld.com	ns1.cisco.com, ns2.cisco.com	4 records

✅ Authoritative Response

Server:72.163.5.201

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ciscotrainingworld.com (unsigned zone)

⏱️ Timing

Total: 182ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.cisco.com, ns1.cisco.com, ns2.cisco.com...)

Analysis

Name Servers

ciscotrainingworld.com's delegation is to two name servers ns1.cisco.com and ns2.cisco.com.

ciscotrainingworld.com shares the same name server configuration as other domains, such as connectedbees.org, ciscorewardscentral.com, ciscoipphone.net, vpn-hardware.com and ciscosystems.ws.

ciscotrainingworld.com at least partially shares its name servers with other domains, for instance urlswitch.com, ciscosystems.info, cisconetworkmagic.org, truejoule.de and support-webex.com.

These name servers are often used together with the name servers ns3.cisco.com.

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

ciscotrainingworld.com - robtex.com