heartspan.com - dns.ninja

`heartspan.com`

DNSSEC	⚠️ Not signed
NS	`ns1.nbcuni.com` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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` ⚠️ Not in zone NS records
		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`

`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=1781548445

Same first word

heartspan.net

heartspan.org

heartspan.com

Similar names

DNS History

12 records (6 active, 6 former)

●NSns1.nbcuni.com2026-03-27 → 2026-06-15 · 3 obs

○ 2017-03-28 10:45:18
● 2026-03-27 13:50:06
● 2026-06-15 18:40:08

○NSns1.sedoparking.com2015-08-23 → 2017-03-28 · 4 obs

● 2015-08-23 04:49:46
● 2017-03-28 10:45:18
○ 2026-03-27 13:50:06
○ 2026-06-15 18:40:08

●NSns2.nbcuni.com2026-03-27 → 2026-06-15 · 3 obs

○ 2017-03-28 10:45:18
● 2026-03-27 13:50:06
● 2026-06-15 18:40:08

○NSns2.sedoparking.com2015-08-23 → 2017-03-28 · 4 obs

● 2015-08-23 04:49:46
● 2017-03-28 10:45:18
○ 2026-03-27 13:50:06
○ 2026-06-15 18:40:08

●NSns3.nbcuni.com2026-03-27 → 2026-06-15 · 3 obs

○ 2017-03-28 10:45:18
● 2026-03-27 13:50:06
● 2026-06-15 18:40:08

●NSns4.nbcuni.com2026-03-27 → 2026-06-15 · 3 obs

○ 2017-03-28 10:45:18
● 2026-03-27 13:50:06
● 2026-06-15 18:40:08

●NSns5.nbcuni.com2026-03-27 → 2026-06-15 · 3 obs

○ 2017-03-28 10:45:18
● 2026-03-27 13:50:06
● 2026-06-15 18:40:08

●NSns6.nbcuni.com2026-03-27 → 2026-06-15 · 3 obs

○ 2017-03-28 10:45:18
● 2026-03-27 13:50:06
● 2026-06-15 18:40:08

○MXlocalhost2017-03-28 → 2017-03-28 · 4 obs

○ 2016-07-14 02:25:50
● 2017-03-28 10:45:18
○ 2026-03-27 13:50:06
○ 2026-06-15 18:40:08

○MXmail.nickstel.com2015-08-23 → 2016-07-14 · 4 obs

● 2015-08-23 04:49:46
● 2016-07-14 02:25:50
○ 2017-03-28 10:45:18
○ 2026-06-15 18:40:08

○A64.190.63.2222026-03-27 → 2026-06-15 · 2 obs

○ 2026-03-27 13:50:06
○ 2026-06-15 18:40:08

○A72.52.4.1202015-08-23 → 2017-03-28 · 4 obs

● 2015-08-23 04:49:46
● 2017-03-28 10:45:18
○ 2026-03-27 13:50:06
○ 2026-06-15 18:40:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
heartspan.com	ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com, ns4.nbcuni.com...	6 records

✅ Authoritative Response

Server:156.154.68.31

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for heartspan.com (unsigned zone)

⏱️ Timing

Total: 585ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com...)

Analysis

Name Servers

heartspan.com is served by 6 authoritative name servers — among them ns1.nbcuni.com, ns2.nbcuni.com, ns3.nbcuni.com and 3 others.

At least some of heartspan.com's name servers are shared with other domains, for example parador-mv.org, thepickoffshow.com, nbcumediavillage.cc and two more.

It is common for these name servers to be used in conjunction with the name servers ns4.nbcuni.com, ns5.nbcuni.com and ns6.nbcuni.com.

Host names pointing to two IP addresses:

ns1.nbcuni.com resolves to two addresses: 156.154.64.31 and 2001:502:f3ff::31.

ns2.nbcuni.com resolves to two addresses: 156.154.65.31 and 2610:a1:1014::31.

ns3.nbcuni.com resolves to two addresses: 156.154.66.31 and 2610:a1:1015::31.

ns4.nbcuni.com resolves to two addresses: 156.154.67.31 and 2001:502:4612::31.

ns5.nbcuni.com resolves to two addresses: 156.154.68.31 and 2610:a1:1016::31.

ns6.nbcuni.com resolves to two addresses: 156.154.69.31 and 2610:a1:1017::31.