`ciscosystems.engineer`

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`
NS	`ns3.cisco.com` ⚠️ Not in zone NS records
		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`

`engineer`

	DNSSEC	🔒 Signed (DS record present)
	NS	`v0n0.nic.engineer` ⭐
	NS	`v0n1.nic.engineer`
	NS	`v0n2.nic.engineer`
	NS	`v0n3.nic.engineer`
	NS	`v2n0.nic.engineer`
	NS	`v2n1.nic.engineer`
	SOA	`v0n0.nic.engineer`hostmaster@donuts.email serial=1775146998

Same first word

ciscosystems.su

ciscosystems.nm.cn

ciscosystems.org.fj

ciscosystems.org.pn

ciscosystems.sh.cn

ciscosystems.app

ciscosystems.nl

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ciscosystems.sg

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ciscosystems.rm.it

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ciscosystems.aq.it

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ciscosystems.club.tw

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ciscosystems.eu

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ciscosystems.com.kz

ciscosystems.bz

ciscosystems.net.ph

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ciscosystems.al.it

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ciscosystems.an.it

ciscosystems.com.lv

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ciscosystems.company

ciscosystems.com.do

ciscosystems.pp.ru

ciscosystems.firm.nf

ciscosystems.sn

ciscosystems.org.gg

ciscosystems.ha.cn

ciscosystems.com.mu

ciscosystems.net.au

ciscosystems.ch

ciscosystems.com.sn

ciscosystems.org.tt

ciscosystems.hb.cn

ciscosystems.yn.cn

ciscosystems.com.cy

ciscosystems.sk

ciscosystems.name.fj

ciscosystems.to

ciscosystems.com.sg

ciscosystems.com.lc

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ciscosystems.com.ec

ciscosystems.com.ly

ciscosystems.no.it

ciscosystems.vg

ciscosystems.com.sc

ciscosystems.com.ro

ciscosystems.qh.cn

ciscosystems.kr

ciscosystems.ba

ciscosystems.com.pa

ciscosystems.pd.it

ciscosystems.st

ciscosystems.info.nf

ciscosystems.nf

ciscosystems.fr

ciscosystems.es

ciscosystems.org.pk

ciscosystems.jl.cn

Similar names

ciscosystems.co.ug

ciscosystems.pc.it

ciscosystems.ro

ciscosystems.kn

ciscosystems.pr

ciscosystems.ud.it

ciscosystems.hn.cn

ciscosystems.pz.it

ciscosystems.lo.it

ciscosystems.com.sv

DNS History

3 records (3 active, 0 former)

●NSns1.cisco.com2026-03-31 → 2026-04-02 · 2 obs

● 2026-03-31 13:57:18
● 2026-04-02 16:33:04

●NSns2.cisco.com2026-03-31 → 2026-04-02 · 2 obs

● 2026-03-31 13:57:18
● 2026-04-02 16:33:04

●NSns3.cisco.com2026-03-31 → 2026-04-02 · 2 obs

● 2026-03-31 13:57:18
● 2026-04-02 16:33:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
engineer	v0n0.nic.engineer, v0n1.nic.engineer, v0n2.nic.engineer, v0n3.nic.engineer...	12 records
ciscosystems.engineer	ns1.cisco.com, ns2.cisco.com, ns3.cisco.com	-

✅ Authoritative Response

Server:173.37.146.41

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ciscosystems.engineer (unsigned zone)

⏱️ Timing

Total: 1987ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 12

In-bailiwick: 12 (v0n0.nic.engineer, v0n0.nic.engineer, v0n1.nic.engineer...)

Analysis

Name Servers

ciscosystems.engineer is delegated to three name servers ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.

ciscosystems.engineer at least partially shares name servers with other domains, for instance nexuscloud.com, mysdn.info, goservicedesk.com, ciscomediatv.info and ciscolifeconnections.org.

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.

ciscosystems.engineer - robtex.com