ciscouk.com - robtex.com
ciscouk.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 | ||||||
| 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 | ||||||
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.netnstld@verisign-grs.com serial=1775132237 | ||||||
Same first word
ciscouk.com |
Similar names
DNS History
6 records (3 active, 3 former)
●NSns1.cisco.com2026-03-31 → 2026-04-02 · 3 obs
● 2026-03-31 13:58:38
● 2026-04-02 12:47:00
●NSns2.cisco.com2026-03-31 → 2026-04-02 · 3 obs
● 2026-03-31 13:58:38
● 2026-04-02 12:47:00
●NSns3.cisco.com2026-03-31 → 2026-04-02 · 3 obs
● 2026-03-31 13:58:38
● 2026-04-02 12:47:00
○NSns67.1and1.co.uk2015-05-12 → 2016-07-21 · 4 obs
● 2016-07-21 21:40:32
○ 2026-03-31 13:58:38
○ 2026-04-02 12:47:00
○NSns68.1and1.co.uk2015-05-12 → 2016-07-21 · 4 obs
● 2016-07-21 21:40:32
○ 2026-03-31 13:58:38
○ 2026-04-02 12:47:00
○A195.20.227.2442015-05-12 → 2016-07-21 · 4 obs
● 2016-07-21 21:40:32
○ 2026-03-31 13:58:38
○ 2026-04-02 12:47:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net... | - |
| ciscouk.com | ns1.cisco.com, ns2.cisco.com, ns3.cisco.com | 6 records |
✅ 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 ciscouk.com (unsigned zone)
⏱️ Timing
Total: 151ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.cisco.com, ns1.cisco.com, ns2.cisco.com...)
Analysis
Name Servers
ciscouk.com is delegated to three name servers: ns1.cisco.com, ns2.cisco.com and ns3.cisco.com.
ciscouk.com at least partially shares its name servers with other domains, for instance 880mxp.com, trujoule.net, ciscovideoscape.net, ciscoverified.info and ciscopartnerjourneys.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.
ns3.cisco.com points to: 2001:420:1201:7::a and 173.37.146.41.