dt-webex.com - robtex.com
dt-webex.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | udns1.ultradns.net ⚠️ Not in zone NS records | ||||||
| A | 2001:502:f3ff::d🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | udns1.ultradns.net | ||||||
| A | 204.69.234.1🇺🇸 MAINT-ID-12008204.69.234.0/24 Neustar | ||||||
| PTR | udns1.ultradns.net | ||||||
| NS | udns2.ultradns.net ⚠️ Not in zone NS records | ||||||
| A | 2610:a1:1014::d🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | udns2.ultradns.net | ||||||
| A | 204.74.101.1🇺🇸 MAINT-ID-12008204.74.101.0/24 Neustar | ||||||
| PTR | udns2.ultradns.net | ||||||
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=1775485117 | ||||||
Same first word
dt-webex.com |
DNS History
11 records (2 active, 9 former)
○NSdns.ciscoeos.com2015-05-23 → 2017-10-16 · 4 obs
● 2017-10-16 05:33:54
○ 2026-03-31 14:09:30
○ 2026-04-06 14:33:58
○NSdns1.ciscoeos.com2015-05-23 → 2017-10-16 · 4 obs
● 2017-10-16 05:33:54
○ 2026-03-31 14:09:30
○ 2026-04-06 14:33:58
○NSdns2.ciscoeos.com2015-05-23 → 2017-10-16 · 4 obs
● 2017-10-16 05:33:54
○ 2026-03-31 14:09:30
○ 2026-04-06 14:33:58
○NSdns3.ciscoeos.com2015-05-23 → 2017-10-16 · 4 obs
● 2017-10-16 05:33:54
○ 2026-03-31 14:09:30
○ 2026-04-06 14:33:58
○NSdns4.ciscoeos.com2015-05-23 → 2017-10-16 · 4 obs
● 2017-10-16 05:33:54
○ 2026-03-31 14:09:30
○ 2026-04-06 14:33:58
○NSdns5.ciscoeos.com2015-05-23 → 2017-10-16 · 4 obs
● 2017-10-16 05:33:54
○ 2026-03-31 14:09:30
○ 2026-04-06 14:33:58
○NSdns6.ciscoeos.com2015-05-23 → 2017-10-16 · 4 obs
● 2017-10-16 05:33:54
○ 2026-03-31 14:09:30
○ 2026-04-06 14:33:58
●NSudns1.ultradns.net2026-03-31 → 2026-04-06 · 3 obs
● 2026-03-31 14:09:30
● 2026-04-06 14:33:58
●NSudns2.ultradns.net2026-03-31 → 2026-04-06 · 3 obs
● 2026-03-31 14:09:30
● 2026-04-06 14:33:58
○MXoutbound.ciscojabbervideo.com2015-05-23 → 2017-10-16 · 4 obs
● 2017-10-16 05:33:54
○ 2026-03-31 14:09:30
○ 2026-04-06 14:33:58
○A69.20.64.852015-05-23 → 2017-10-16 · 4 obs
● 2017-10-16 05:33:54
○ 2026-03-31 14:09:30
○ 2026-04-06 14:33:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, k.gtld-servers.net... | - |
| dt-webex.com | udns1.ultradns.net, udns2.ultradns.net | - |
✅ Authoritative Response
Server:204.69.234.1
NS records: udns1.ultradns.net, udns2.ultradns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dt-webex.com (unsigned zone)
⏱️ Timing
Total: 196ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
dt-webex.com's delegation is to two name servers udns1.ultradns.net and udns2.ultradns.net.
dt-webex.com shares the same name server configuration as other domains, such as chasurveys.net, denverbroncos.biz, sleepys.biz, beckmancoulter.it and ariva.ca.
dt-webex.com at least partially shares its name servers with other domains, for instance hdfs.pl, joycekoonsbuickgmc.com, officedepotplaintiffs.net, toyotaofclovis.com and juniperyournet.net.
These name servers are commonly used together with pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns4.ultradns.org, pdns3.ultradns.org, pdns6.ultradns.co.uk, ns1.dealer.com and ns2.dealer.com.
Host names with two IP numbers: udns1.ultradns.net points to 2001:502:f3ff::d and 204.69.234.1; udns2.ultradns.net points to 2610:a1:1014::d and 204.74.101.1