rtcrewbox.com - dns.ninja

`rtcrewbox.com`

DNSSEC	⚠️ Not signed
NS	`pdns67.ultradns.biz` ⚠️ Not in zone NS records
		A	2610:a1:1015::67^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`pdns67.ultradns.biz`
		A	156.154.66.67^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`pdns67.ultradns.biz`
NS	`pdns67.ultradns.co.uk` ⚠️ Not in zone NS records
		A	2610:a1:1017::67^{🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar}
			PTR	`pdns67.ultradns.co.uk`
		A	156.154.69.67^{🇺🇸 MAINT-ID-12008156.154.69.0/24 Neustar}
			PTR	`pdns67.ultradns.co.uk`
NS	`pdns67.ultradns.com` ⚠️ Not in zone NS records
		A	2001:502:f3ff::67^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`pdns67.ultradns.com`
		A	156.154.64.67^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`pdns67.ultradns.com`
NS	`pdns67.ultradns.info` ⚠️ Not in zone NS records
		A	2610:a1:1016::67^{🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar}
			PTR	`pdns67.ultradns.info`
		A	156.154.68.67^{🇺🇸 MAINT-ID-12008156.154.68.0/24 Neustar}
			PTR	`pdns67.ultradns.info`
NS	`pdns67.ultradns.net` ⚠️ Not in zone NS records
		A	2610:a1:1014::67^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`pdns67.ultradns.net`
		A	156.154.65.67^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`pdns67.ultradns.net`
NS	`pdns67.ultradns.org` ⚠️ Not in zone NS records
		A	2001:502:4612::67^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`pdns67.ultradns.org`
		A	156.154.67.67^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`pdns67.ultradns.org`

`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.net`nstld@verisign-grs.com serial=1785619017

Same first word

rtcrewbox.net

rtcrewbox.org

rtcrewbox.com

DNS History

6 records (6 active, 0 former)

●NSpdns67.ultradns.biz2026-07-23 → 2026-08-01 · 2 obs

● 2026-07-23 07:51:58
● 2026-08-01 21:41:30

●NSpdns67.ultradns.co.uk2026-07-23 → 2026-08-01 · 2 obs

● 2026-07-23 07:51:58
● 2026-08-01 21:41:30

●NSpdns67.ultradns.com2026-07-23 → 2026-08-01 · 2 obs

● 2026-07-23 07:51:58
● 2026-08-01 21:41:30

●NSpdns67.ultradns.info2026-07-23 → 2026-08-01 · 2 obs

● 2026-07-23 07:51:58
● 2026-08-01 21:41:30

●NSpdns67.ultradns.net2026-07-23 → 2026-08-01 · 2 obs

● 2026-07-23 07:51:58
● 2026-08-01 21:41:30

●NSpdns67.ultradns.org2026-07-23 → 2026-08-01 · 2 obs

● 2026-07-23 07:51:58
● 2026-08-01 21:41:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, g.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net...	-
rtcrewbox.com	pdns67.ultradns.net, pdns67.ultradns.com, pdns67.ultradns.org, pdns67.ultradns.biz...	2 records

✅ Authoritative Response

Server:156.154.64.67

NS records: pdns67.ultradns.net, pdns67.ultradns.com, pdns67.ultradns.org, pdns67.ultradns.biz, pdns67.ultradns.info, pdns67.ultradns.co.uk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtcrewbox.com (unsigned zone)

⏱️ Timing

Total: 525ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (pdns67.ultradns.com, pdns67.ultradns.com)

Analysis

Name Servers

rtcrewbox.com carries NS records listing 6 name servers — pdns67.ultradns.biz, pdns67.ultradns.com, pdns67.ultradns.info and 3 others.

rtcrewbox.com partially shares its NS delegation with several other domains, including findmice.net, diseasemodel.org, closemf.co.uk and two others.

In DNS configurations, these name servers often share authority with pdns67.ultradns.net, pdns67.ultradns.org, pdns67.ultradns.co.uk and 4 other name servers.

Host names with two IP numbers:

The A records for pdns67.ultradns.biz return 156.154.66.67 and 2610:a1:1015::67.

The A records for pdns67.ultradns.com return 156.154.64.67 and 2001:502:f3ff::67.

The A records for pdns67.ultradns.info return 156.154.68.67 and 2610:a1:1016::67.

The A records for pdns67.ultradns.net return 156.154.65.67 and 2610:a1:1014::67.

The A records for pdns67.ultradns.org return 156.154.67.67 and 2001:502:4612::67.

The A records for pdns67.ultradns.co.uk return 156.154.69.67 and 2610:a1:1017::67.