expedia.com.cn - robtex.com
expedia.com.cn
com.cn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.cn ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | c.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | cns.cernet.net ⚠️ Not in parent delegation | ||||||
| NS | d.dns.cn ⚠️ Not in parent delegation | ||||||
| NS | e.dns.cn ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2030493475 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSpdns1.ultradns.net2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 03:44:52
●NSpdns2.ultradns.net2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 03:44:52
●NSpdns3.ultradns.org2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 03:44:52
●NSpdns4.ultradns.org2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 03:44:52
●NSpdns5.ultradns.info2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 03:44:52
●NSpdns6.ultradns.co.uk2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 03:44:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| expedia.com.cn | pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org... | - |
✅ Authoritative Response
Server:204.74.108.1
NS records: pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org, pdns5.ultradns.info, pdns6.ultradns.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for expedia.com.cn (unsigned zone)
⏱️ Timing
Total: 827ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | pdns1.ultradns.net, pdns2.ultradns.net... |
| SOA | 1 | pdns1.ultradns.net domains.expediagroup. |
Analysis
Name Servers
expedia.com.cn is delegated to six name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.
At least part of the name servers for expedia.com.cn are shared with other domains, for instance springer-sbm.info, vactionapot.com, mmw.de, 79.67.18.in-addr.arpa and proplants.info.
These name servers are commonly used alongside udns1.ultradns.net, ns37.ultradns2.com, ns37.ultradns2.org, dns-external-master.amazon.com, udns2.ultradns.net, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and dns4.p01.nsone.net.
Host pdns5.ultradns.info points to: 2610:a1:1016::1 and 204.74.114.1.
Host pdns1.ultradns.net points to: 2001:502:f3ff::1 and 204.74.108.1.
Host pdns2.ultradns.net points to: 2610:a1:1014::1 and 204.74.109.1.
Host pdns3.ultradns.org points to: 2610:a1:1015::1 and 199.7.68.1.
Host pdns4.ultradns.org points to: 2001:502:4612::1 and 199.7.69.1.
Host pdns6.ultradns.co.uk points to: 2610:a1:1017::1 and 204.74.115.1.