ultrarecursive.io - robtex.com
ultrarecursive.io
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1775979683 | ||||||
Same first word
DNS History
6 records (6 active, 0 former)
●NSpdns1.ultradns.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-12 08:01:20
●NSpdns2.ultradns.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-12 08:01:20
●NSpdns3.ultradns.org2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-12 08:01:20
●NSpdns4.ultradns.org2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-12 08:01:20
●NSpdns5.ultradns.info2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-12 08:01:20
●NSpdns6.ultradns.co.uk2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-12 08:01:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| ultrarecursive.io | pdns4.ultradns.org, pdns5.ultradns.info, pdns2.ultradns.net, pdns6.ultradns.co.uk... | - |
✅ Authoritative Response
Server:199.7.68.1
NS records: pdns4.ultradns.org, pdns5.ultradns.info, pdns2.ultradns.net, pdns6.ultradns.co.uk, pdns3.ultradns.org, pdns1.ultradns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ultrarecursive.io (unsigned zone)
⏱️ Timing
Total: 497ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 6 | pdns1.ultradns.net, pdns2.ultradns.net... |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | pdns1.ultradns.net domains.vercara.com |
Analysis
Name Servers
ultrarecursive.io 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.
ultrarecursive.io at least partially shares name servers with other domains, for example hissjournal.com, dsfri.ca, biomedcentral.hk, 1.a.3.9.0.4.c.2.7.2.a.3.b.0.0.0.0.0.8.6.f.1.0.2.0.0.0.9.0.0.6.2.ip6.arpa and montrail.ph.
these name servers are commonly used with the following name servers: udns1.ultradns.net, udns2.ultradns.net, a1-76.akam.net, a28-67.akam.net, a3-66.akam.net, a4-64.akam.net, a6-65.akam.net, a9-67.akam.net, ns1.netbcp.com and ns2.netbcp.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