`ciscotraining.info`

DNSSEC	⚠️ Not signed
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`
SOA	`ns1.cisco.com`postmaster@cisco.com serial=2

`info`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.info.afilias-nst.info` ⭐
	NS	`a2.info.afilias-nst.info`
	NS	`b0.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`b2.info.afilias-nst.org` ⚠️ Not in parent delegation
	NS	`c0.info.afilias-nst.info`
	NS	`d0.info.afilias-nst.org` ⚠️ Not in parent delegation
	SOA	`a0.info.afilias-nst.info`hostmaster@donuts.email serial=1775062697

Same first word

ciscotraining.info

ciscotraining.net

ciscotraining.at

Similar names

trainingcisco.com

DNS History

5 records (3 active, 2 former)

○NSedns-aln1-1-l2017-03-18 → 2017-03-18 · 4 obs

○ 2016-07-19 18:03:52
● 2017-03-18 18:09:34
○ 2020-02-06 04:01:04
○ 2026-04-01 17:29:52

○NSedns-aln1-1-l.cisco.com2015-08-11 → 2016-07-19 · 4 obs

● 2015-08-11 12:10:56
● 2016-07-19 18:03:52
○ 2017-03-18 18:09:34
○ 2026-04-01 17:29:52

●NSns1.cisco.com2015-08-11 → 2026-04-01 · 2 obs

● 2015-08-11 12:10:56
● 2026-04-01 17:29:52

●NSns2.cisco.com2015-08-11 → 2026-04-01 · 2 obs

● 2015-08-11 12:10:56
● 2026-04-01 17:29:52

●NSns3.cisco.com2015-08-11 → 2026-04-01 · 2 obs

● 2015-08-11 12:10:56
● 2026-04-01 17:29:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
info	a2.info.afilias-nst.info, a0.info.afilias-nst.info, c0.info.afilias-nst.info	-
ciscotraining.info	ns1.cisco.com, ns3.cisco.com, ns2.cisco.com	-

✅ Authoritative Response

Server:64.102.255.44

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ciscotraining.info (unsigned zone)

⏱️ Timing

Total: 350ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	3	`ns1.cisco.com, ns2.cisco.com...`
SOA	1	`ns1.cisco.com postmaster.cisco.com`

Analysis

Name Servers

ciscotraining.info is delegated to three name servers ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.

ciscotraining.info at least partially shares name servers with other domains, for instance intelligenturbanization.org, ciscospark.es, broadware.com, thebigawards.eu and manufacturing.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.

ciscotraining.info - robtex.com