hololesson.com - dns.ninja

`hololesson.com`

DNSSEC	⚠️ Not signed
A	13.248.169.48^{🇺🇸 Amazon13.248.160.0/20}
		PTR	`a904c694c05102f30.awsglobalaccelerator.com`
A	76.223.54.146^{🇺🇸 Amazon76.223.48.0/20}
NS	`ns1.dan.com` ⭐ ⚠️ Not in parent delegation
		A	2603:5:2125::43^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.dan.com`
		A	97.74.98.67^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.dan.com`
NS	`ns1.undeveloped.com` ⚠️ Not in zone NS records
		A	2603:5:2125::43^{🇺🇸 GODADDY-DNS2603:5:2120::/44}
			PTR	`ns1.dan.com`
		A	97.74.98.67^{🇺🇸 GODADDY-DNS97.74.98.0/23}
			PTR	`ns1.dan.com`
NS	`ns2.dan.com` ⚠️ Not in parent delegation
		A	2603:5:2225::43^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.dan.com`
		A	173.201.66.67^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.dan.com`
NS	`ns2.undeveloped.com` ⚠️ Not in zone NS records
		A	2603:5:2225::43^{🇺🇸 GODADDY-DNS2603:5:2220::/44}
			PTR	`ns2.dan.com`
		A	173.201.66.67^{🇺🇸 GODADDY-DNS173.201.66.0/23}
			PTR	`ns2.dan.com`
SOA	`ns1.dan.com`dns@jomax.net 2025-10-01 #0

`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=1786512144

Subdomains

www.hololesson.com

mx.hololesson.com

Same first word

hololesson.com

DNS History

18 records (6 active, 12 former)

●NSns1.dan.com2026-06-30 → 2026-08-12 · 3 obs

○ 2018-07-11 14:34:36
● 2026-06-30 04:11:42
● 2026-08-12 05:49:34

○NSns1.sedoparking.com2015-05-15 → 2016-04-02 · 5 obs

● 2015-05-15 10:14:26
○ 2015-10-16 21:05:56
● 2016-04-02 23:54:34
○ 2016-12-24 01:06:28
○ 2026-08-12 05:49:34

●NSns1.undeveloped.com2018-07-11 → 2026-08-12 · 3 obs

○ 2016-12-24 01:06:28
● 2018-07-11 14:34:36
● 2026-08-12 05:49:34

●NSns2.dan.com2026-06-30 → 2026-08-12 · 3 obs

○ 2018-07-11 14:34:36
● 2026-06-30 04:11:42
● 2026-08-12 05:49:34

○NSns2.sedoparking.com2015-05-15 → 2015-05-15 · 3 obs

● 2015-05-15 10:14:26
○ 2015-10-16 21:05:56
○ 2026-08-12 05:49:34

●NSns2.undeveloped.com2018-07-11 → 2026-08-12 · 3 obs

○ 2016-12-24 01:06:28
● 2018-07-11 14:34:36
● 2026-08-12 05:49:34

○NSns21.domaincontrol.com2016-12-24 → 2016-12-24 · 4 obs

○ 2016-04-02 23:54:34
● 2016-12-24 01:06:28
○ 2018-07-11 14:34:36
○ 2026-08-12 05:49:34

○NSns22.domaincontrol.com2016-12-24 → 2016-12-24 · 4 obs

○ 2016-04-02 23:54:34
● 2016-12-24 01:06:28
○ 2018-07-11 14:34:36
○ 2026-08-12 05:49:34

○MXmail.nickstel.com2015-05-15 → 2015-12-17 · 5 obs

● 2015-05-15 10:14:26
○ 2015-10-16 21:05:56
● 2015-12-17 10:25:32
○ 2016-04-02 23:54:34
○ 2026-08-12 05:49:34

○MXmailstore1.secureserver.net2016-12-24 → 2016-12-24 · 4 obs

○ 2016-04-02 23:54:34
● 2016-12-24 01:06:28
○ 2018-07-11 14:34:36
○ 2026-08-12 05:49:34

○MXmx.hololesson.com2018-07-11 → 2018-07-11 · 4 obs

○ 2016-12-24 01:06:28
● 2018-07-11 14:34:36
○ 2026-06-30 04:11:42
○ 2026-08-12 05:49:34

○MXsmtp.secureserver.net2016-12-24 → 2016-12-24 · 4 obs

○ 2016-04-02 23:54:34
● 2016-12-24 01:06:28
○ 2018-07-11 14:34:36
○ 2026-08-12 05:49:34

●A13.248.169.482026-06-30 → 2026-08-12 · 3 obs

○ 2018-07-11 14:34:36
● 2026-06-30 04:11:42
● 2026-08-12 05:49:34

○A184.168.221.262016-12-24 → 2016-12-24 · 4 obs

○ 2016-04-02 23:54:34
● 2016-12-24 01:06:28
○ 2018-07-11 14:34:36
○ 2026-08-12 05:49:34

○A52.58.78.162018-07-11 → 2018-07-11 · 4 obs

○ 2016-12-24 01:06:28
● 2018-07-11 14:34:36
○ 2026-06-30 04:11:42
○ 2026-08-12 05:49:34

○A69.16.192.642015-05-15 → 2016-04-02 · 6 obs

● 2015-05-15 10:14:26
● 2015-10-16 21:05:56
○ 2015-12-17 10:25:32
● 2016-04-02 23:54:34
○ 2016-12-24 01:06:28
○ 2026-08-12 05:49:34

○A72.52.4.1202015-05-15 → 2015-12-17 · 4 obs

● 2015-05-15 10:14:26
● 2015-12-17 10:25:32
○ 2016-04-02 23:54:34
○ 2026-08-12 05:49:34

●A76.223.54.1462026-06-30 → 2026-08-12 · 3 obs

○ 2018-07-11 14:34:36
● 2026-06-30 04:11:42
● 2026-08-12 05:49:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	c.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...	-
hololesson.com	ns1.undeveloped.com, ns2.undeveloped.com	4 records

✅ Authoritative Response

Server:173.201.66.67

NS records: ns1.undeveloped.com, ns2.undeveloped.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for hololesson.com (unsigned zone)

⏱️ Timing

Total: 167ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`13.248.169.48, 76.223.54.146`
NS	2	`ns1.dan.com, ns2.dan.com`
SOA	1	`ns1.dan.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.undeveloped.com, ns1.undeveloped.com, ns2.undeveloped.com...)

Analysis

Hierarchy

hololesson.com serves as the parent of www.hololesson.com and mx.hololesson.com.

IP Addresses

hololesson.com resolves to the IP addresses 13.248.169.48 and 76.223.54.146

ospreyconstruction.com, watch.desibaba.com, weddingdressesmotherofthebride.publicsets.com plus two other host names have IP numbers in common with hololesson.com.

Name Servers

Four name servers handle the delegation for hololesson.com: ns1.dan.com, ns2.dan.com, ns1.undeveloped.com and ns2.undeveloped.com.

hololesson.com shares at least some of its name servers with other domains, including jkor.com, aligard.com, www.workshops.ae and two others.

ns1.dan.com and ns1.undeveloped.com both point to 97.74.98.67 and 2603:5:2125::43; ns2.dan.com and ns2.undeveloped.com both point to 173.201.66.67 and 2603:5:2225::43 — all four hostnames (ns1.dan.com, ns2.dan.com, ns1.undeveloped.com and ns2.undeveloped.com) resolve to exactly two IP addresses.

ns1.dan.com along with ns1.undeveloped.com each resolve to 2603:5:2125::43 IP addresses.

ns1.dan.com along with ns1.undeveloped.com each resolve to 97.74.98.67 IP addresses.

ns2.dan.com along with ns2.undeveloped.com each resolve to 2603:5:2225::43 IP addresses.

ns2.dan.com along with ns2.undeveloped.com each resolve to 173.201.66.67 IP addresses.