ifs.us - robtex.com
ifs.us
| 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 | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1784254455 | ||||||
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
●NSudns1.ultradns.net2026-07-14 → 2026-07-17 · 2 obs
● 2026-07-17 03:05:44
●NSudns2.ultradns.net2026-07-14 → 2026-07-17 · 2 obs
● 2026-07-17 03:05:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | f.cctld.us, n.cctld.us, w.cctld.us, x.cctld.us... | - |
| ifs.us | udns2.ultradns.net, udns1.ultradns.net | - |
✅ Authoritative Response
Server:204.74.101.1
NS records: udns2.ultradns.net, udns1.ultradns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ifs.us (unsigned zone)
⏱️ Timing
Total: 647ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
ifs.us uses two name servers for its delegation: udns1.ultradns.net and udns2.ultradns.net.
ifs.us uses the same name servers as several other domains — among them 124.0.203.in-addr.arpa, pointclickcare.ca, nortonbenefitsenroll.org and two more.
At least some of ifs.us's name servers are shared with other domains, for example columbia.com.hk, 57.173.209.in-addr.arpa, tecoenergy.net and two more.
These name servers tend to co-occur with pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net and 5 other name servers in the same DNS delegations.
The two host names udns1.ultradns.net and udns2.ultradns.net each have a pair of IP addresses: udns1.ultradns.net has 204.69.234.1 and 2001:502:f3ff::d, and udns2.ultradns.net has 204.74.101.1 and 2610:a1:1014::d.