firstclassairfare.com - robtex.com
firstclassairfare.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=1771291435 | ||||||
Subdomains
mail.firstclassairfare.com |
Same first word
firstclassairfare.com |
Similar names
DNS History
8 records (8 active, 0 former)
●NSpdns1.ultradns.net2015-08-16 → 2026-03-23 · 2 obs
● 2026-03-23 04:10:22
●NSpdns2.ultradns.net2015-08-16 → 2026-03-23 · 2 obs
● 2026-03-23 04:10:22
●NSpdns3.ultradns.org2015-08-16 → 2026-03-23 · 2 obs
● 2026-03-23 04:10:22
●NSpdns4.ultradns.org2015-08-16 → 2026-03-23 · 2 obs
● 2026-03-23 04:10:22
●NSpdns5.ultradns.info2015-08-16 → 2026-03-23 · 2 obs
● 2026-03-23 04:10:22
●NSpdns6.ultradns.co.uk2015-08-16 → 2026-03-23 · 2 obs
● 2026-03-23 04:10:22
●MXmail.firstclassairfare.com2015-08-16 → 2026-03-23 · 2 obs
● 2026-03-23 04:10:22
●A209.248.151.262015-08-16 → 2026-03-23 · 2 obs
● 2026-03-23 04:10:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| firstclassairfare.com | pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net... | - |
✅ Authoritative Response
Server:204.74.114.1
NS records: pdns3.ultradns.org, pdns4.ultradns.org, pdns1.ultradns.net, pdns2.ultradns.net, pdns5.ultradns.info, pdns6.ultradns.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstclassairfare.com (unsigned zone)
⏱️ Timing
Total: 1427ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.248.151.26 |
| NS | 6 | pdns1.ultradns.net, pdns2.ultradns.net... |
| MX | 1 | mail.firstclassairfare.com (pri: 10) |
| SOA | 1 | pdns1.ultradns.net domains.expediagroup. |
Analysis
Hierarchy
firstclassairfare.com is a parent of mail.firstclassairfare.com.
IP Addresses
firstclassairfare.com points to a single IP number: 209.248.151.26.
Other host names, for instance 209.248.151.26.nw.nuvox.net, share IP numbers with firstclassairfare.com.
Name Servers
firstclassairfare.com 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.
firstclassairfare.com at least partially shares name servers with other domains, for instance bwayex.us, jcbfm.org, otis.eu, bylanehome.com and synthuszorgadvies.com.
These name servers are commonly used together with the name servers udns1.ultradns.net, dns-external-master.amazon.com, udns2.ultradns.net, dns1.p09.nsone.net, dns2.p09.nsone.net, dns3.p09.nsone.net, dns4.p09.nsone.net, dns1.p01.nsone.net, dns2.p01.nsone.net and dns3.p01.nsone.net.
Host names with two IPs:
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.
Mail Servers
firstclassairfare.com is handled by a single mail server, mail.firstclassairfare.com.
mail.firstclassairfare.com points to a single IP: 209.248.151.102.