`comcastuniversal.jp`

DNSSEC	⚠️ Not signed
NS	`ns1.nbcuni.com` ⭐
		A	2001:502:f3ff::31^{🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar}
			PTR	`ns1.nbcuni.com`
		A	156.154.64.31^{🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar}
			PTR	`ns1.nbcuni.com`
NS	`ns2.nbcuni.com`
		A	2610:a1:1014::31^{🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar}
			PTR	`ns2.nbcuni.com`
		A	156.154.65.31^{🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar}
			PTR	`ns2.nbcuni.com`
NS	`ns3.nbcuni.com`
		A	2610:a1:1015::31^{🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar}
			PTR	`ns3.nbcuni.com`
		A	156.154.66.31^{🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar}
			PTR	`ns3.nbcuni.com`
NS	`ns4.nbcuni.com`
		A	2001:502:4612::31^{🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar}
			PTR	`ns4.nbcuni.com`
		A	156.154.67.31^{🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar}
			PTR	`ns4.nbcuni.com`
NS	`ns5.nbcuni.com`
		A	2610:a1:1016::31^{🇺🇸 MAINT-ID-120082610:a1:1016::/48 Neustar}
			PTR	`ns5.nbcuni.com`
		A	156.154.68.31^{🇺🇸 MAINT-ID-12008156.154.68.0/24 Neustar}
			PTR	`ns5.nbcuni.com`
NS	`ns6.nbcuni.com`
		A	2610:a1:1017::31^{🇺🇸 MAINT-ID-120082610:a1:1017::/48 Neustar}
			PTR	`ns6.nbcuni.com`
		A	156.154.69.31^{🇺🇸 MAINT-ID-12008156.154.69.0/24 Neustar}
			PTR	`ns6.nbcuni.com`
SOA	`ns1.nbcuni.com`domain\@admin.nbcuni.com 2009-11-03 #4

`jp`

	DNSSEC	🔒 Signed (DS record present)
	NS	`z.dns.jp` ⭐
	NS	`a.dns.jp`
	NS	`b.dns.jp`
	NS	`c.dns.jp`
	NS	`d.dns.jp`
	NS	`e.dns.jp`
	NS	`f.dns.jp`
	NS	`g.dns.jp`
	NS	`h.dns.jp`
	SOA	`z.dns.jp`root@dns.jp serial=1776072602

Same first word

comcastuniversal.jp

comcastuniversal.net

comcastuniversal.mobi

comcastuniversal.co.uk

Similar names

DNS History

6 records (6 active, 0 former)

●NSns1.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs

● 2026-04-09 02:08:26
● 2026-04-13 09:53:24

●NSns2.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs

● 2026-04-09 02:08:26
● 2026-04-13 09:53:24

●NSns3.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs

● 2026-04-09 02:08:26
● 2026-04-13 09:53:24

●NSns4.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs

● 2026-04-09 02:08:26
● 2026-04-13 09:53:24

●NSns5.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs

● 2026-04-09 02:08:26
● 2026-04-13 09:53:24

●NSns6.nbcuni.com2026-04-09 → 2026-04-13 · 2 obs

● 2026-04-09 02:08:26
● 2026-04-13 09:53:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
jp	a.dns.jp, b.dns.jp, c.dns.jp, d.dns.jp...	-
comcastuniversal.jp	ns6.nbcuni.com, ns5.nbcuni.com, ns1.nbcuni.com, ns2.nbcuni.com...	-

✅ Authoritative Response

Server:156.154.66.31

NS records: ns6.nbcuni.com, ns5.nbcuni.com, ns1.nbcuni.com, ns2.nbcuni.com, ns4.nbcuni.com, ns3.nbcuni.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for comcastuniversal.jp (unsigned zone)

⏱️ Timing

Total: 710ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	6	`ns1.nbcuni.com, ns2.nbcuni.com...`
SOA	1	`ns1.nbcuni.com domain\.admin.nbcuni.com`

Analysis

Name Servers

comcastuniversal.jp delegates to six name servers: ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com, ns5.nbcuni.com and ns6.nbcuni.com.

comcastuniversal.jp at least partially shares name servers with other domains such as sheargeniusonline.net, whitemommy.org, celebritypokershowdown.com, nextnewband.com and myjointaccess.com.

Host names with two IP numbers:

ns1.nbcuni.com points to: 2001:502:f3ff::31 and 156.154.64.31.

ns2.nbcuni.com points to: 2610:a1:1014::31 and 156.154.65.31.

ns3.nbcuni.com points to: 2610:a1:1015::31 and 156.154.66.31.

ns4.nbcuni.com points to: 2001:502:4612::31 and 156.154.67.31.

ns5.nbcuni.com points to: 2610:a1:1016::31 and 156.154.68.31.

ns6.nbcuni.com points to: 2610:a1:1017::31 and 156.154.69.31.

comcastuniversal.jp - robtex.com