ultrarecursive.co - robtex.com

ultrarecursive.co

DNSSEC⚠️ Not signed
NSpdns1.ultradns.net ⭐
A2001:502:f3ff::1🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns1.ultradns.net
A204.74.108.1🇺🇸 MAINT-ID-12008204.74.108.0/24 Neustar
PTRpdns1.ultradns.net
NSpdns2.ultradns.net
A2610:a1:1014::1🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns2.ultradns.net
A204.74.109.1🇺🇸 MAINT-ID-12008204.74.109.0/24 Neustar
PTRpdns2.ultradns.net
NSpdns3.ultradns.org
A2610:a1:1015::1🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns3.ultradns.org
A199.7.68.1🇺🇸 MAINT-ID-12008199.7.68.0/24 Neustar
PTRpdns3.ultradns.org
NSpdns4.ultradns.org
A2001:502:4612::1🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns4.ultradns.org
A199.7.69.1🇺🇸 MAINT-ID-12008199.7.69.0/24 Neustar
PTRpdns4.ultradns.org
NSpdns5.ultradns.info
A2610:a1:1016::1🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar
PTRpdns5.ultradns.info
A204.74.114.1🇺🇸 MAINT-ID-12008204.74.114.0/24 Neustar
PTRpdns5.ultradns.info
NSpdns6.ultradns.co.uk
A2610:a1:1017::1🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar
PTRpdns6.ultradns.co.uk
A204.74.115.1🇺🇸 MAINT-ID-12008204.74.115.0/24 Neustar
PTRpdns6.ultradns.co.uk
TXTv=spf1 -all
SOApdns1.ultradns.netdomains@vercara.com 2021-12-23 #3

co

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.registrydns.co
NSb.registrydns.co
NSc.registrydns.co
NSd.registrydns.co
SOAns0.centralnic.nethostmaster@centralnic.net serial=1759632265

Same first word

ultrarecursive.org
ultrarecursive.biz
ultrarecursive.us
ultrarecursive.info
ultrarecursive.com
ultrarecursive.neustar
ultrarecursive.co
ultrarecursive.tech
ultrarecursive.online
ultrarecursive.xyz
ultrarecursive.net
ultrarecursive.io

DNS History

6 records (6 active, 0 former)

NSpdns1.ultradns.netpdns2.ultradns.netpdns3.ultradns.orgpdns4.ultradns.orgpdns5.ultradns.infopdns6.ultradns.co.uk
●NSpdns1.ultradns.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 06:57:26
● 2026-04-12 12:53:38
●NSpdns2.ultradns.net2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 06:57:26
● 2026-04-12 12:53:38
●NSpdns3.ultradns.org2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 06:57:26
● 2026-04-12 12:53:38
●NSpdns4.ultradns.org2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 06:57:26
● 2026-04-12 12:53:38
●NSpdns5.ultradns.info2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 06:57:26
● 2026-04-12 12:53:38
●NSpdns6.ultradns.co.uk2026-04-09 → 2026-04-12 · 2 obs
● 2026-04-09 06:57:26
● 2026-04-12 12:53:38

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coc.registrydns.co, b.registrydns.co, d.registrydns.co, a.registrydns.co-
ultrarecursive.copdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org...-

✅ Authoritative Response

Server:204.74.114.1

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 ultrarecursive.co (unsigned zone)

⏱️ Timing

Total: 456ms | Queries: -

📄 Records

TypeCountSample Data
NS6pdns1.ultradns.net, pdns2.ultradns.net...
TXT1v=spf1 -all
SOA1pdns1.ultradns.net domains.vercara.com

Analysis

Name Servers

ultrarecursive.co 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.co at least partially shares its name servers with other domains, for instance vbhc.health, ascimaging.com, gtsplc.com, agronomico.com and npgevents.com.

These name servers are commonly used with udns1.ultradns.net, udns2.ultradns.net, dns-external-master.amazon.com, ns1.netbcp.com, ns2.netbcp.net, dns1.cscdns.net and dns2.cscdns.net.

Hostnames 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