expedia.tw - robtex.com
expedia.tw
tw
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.tw ⭐ | ||||||
| NS | anytld.apnic.net ⚠️ Not in parent delegation | ||||||
| NS | b.dns.tw | ||||||
| NS | c.dns.tw | ||||||
| NS | d.dns.tw | ||||||
| NS | e.dns.tw | ||||||
| NS | f.dns.tw | ||||||
| NS | g.dns.tw | ||||||
| NS | h.dns.tw | ||||||
| SOA | a.dns.twsnw@twnic.net.tw serial=2010998306 | ||||||
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSpdns1.ultradns.net2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 19:55:28
●NSpdns2.ultradns.net2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 19:55:28
●NSpdns3.ultradns.org2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 19:55:28
●NSpdns4.ultradns.org2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 19:55:28
●NSpdns5.ultradns.info2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 19:55:28
●NSpdns6.ultradns.co.uk2026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 19:55:28
●A204.74.99.1002026-04-01 → 2026-04-02 · 2 obs
● 2026-04-02 19:55:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tw | e.dns.tw, h.dns.tw, b.dns.tw, c.dns.tw... | - |
| expedia.tw | pdns1.ultradns.net, pdns5.ultradns.info, pdns2.ultradns.net, pdns4.ultradns.org... | - |
✅ Authoritative Response
Server:204.74.115.1
NS records: pdns1.ultradns.net, pdns5.ultradns.info, pdns2.ultradns.net, pdns4.ultradns.org, pdns3.ultradns.org, pdns6.ultradns.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for expedia.tw (unsigned zone)
⏱️ Timing
Total: 2982ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 204.74.99.100 |
| NS | 6 | pdns1.ultradns.net, pdns2.ultradns.net... |
| SOA | 1 | pdns1.ultradns.net domains.expediagroup. |
Analysis
IP Addresses
expedia.tw points to IP number: 204.74.99.100.
Other host names such as derspielberg.at, thefolioist.com, freepeople.my, allianznz.mobi and freepeople.pk share IPs with expedia.tw.
Name Servers
expedia.tw 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.
expedia.tw at least partially shares name servers with other domains, for instance vip-comment.com, j-c-s.com, travelozity.com, hitachi.no and expediagroup.ai.
these name servers are commonly used with udns1.ultradns.net, udns2.ultradns.net, dns-external-master.amazon.com, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net and dns4.p01.nsone.net.
Host names with two IP numbers: pdns5.ultradns.info points to 2610:a1:1016::1 and 204.74.114.1; pdns1.ultradns.net points to 2001:502:f3ff::1 and 204.74.108.1; pdns2.ultradns.net points to 2610:a1:1014::1 and 204.74.109.1; pdns3.ultradns.org points to 2610:a1:1015::1 and 199.7.68.1; pdns4.ultradns.org points to 2001:502:4612::1 and 199.7.69.1; pdns6.ultradns.co.uk points to 2610:a1:1017::1 and 204.74.115.1.