`crashcourseband.com`

DNSSEC	⚠️ Not signed
A	198.49.23.144^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.49.23.145^{🇺🇸 SQUARESPACE-1198.49.23.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.144^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
A	198.185.159.145^{🇺🇸 SQUARESPACE-1198.185.159.0/24 Squarespace, Inc. 459 Broadway, 5th Floor New York, NY 10013 US}
NS	`dns1.p01.nsone.net` ⭐
		A	2620:4d:4000:6259:7:1:0:1^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns1.p01.nsone.net`
		A	198.51.44.1^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns1.p01.nsone.net`
NS	`dns2.p01.nsone.net`
		A	2a00:edc0:6259:7:1::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p01.nsone.net`
		A	198.51.45.1^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns2.p01.nsone.net`
NS	`dns3.p01.nsone.net`
		A	2620:4d:4000:6259:7:1:0:3^{🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1}
			PTR	`dns3.p01.nsone.net`
		A	198.51.44.65^{🇺🇸 NSONE198.51.44.0/24}
			PTR	`dns3.p01.nsone.net`
NS	`dns4.p01.nsone.net`
		A	2a00:edc0:6259:7:1::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p01.nsone.net`
		A	198.51.45.65^{🇺🇸 NSONE198.51.45.0/24}
			PTR	`dns4.p01.nsone.net`
NS	`ns01.squarespacedns.com`
		A	45.54.22.1^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns01.squarespacedns.com`
NS	`ns02.squarespacedns.com`
		A	45.54.22.65^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns02.squarespacedns.com`
NS	`ns03.squarespacedns.com`
		A	45.54.22.129^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns03.squarespacedns.com`
NS	`ns04.squarespacedns.com`
		A	45.54.22.193^{🇺🇸 NETACTUATE45.54.22.0/24}
			PTR	`ns04.squarespacedns.com`
MX	`dprhcp167.doteasy.com` ⭐
		A	192.250.237.58^{🇬🇧 WHG-CAN192.250.237.0/24}
			PTR	`s2923.can1.stableserver.net`
MX	`dpmailbu.doteasy.com`⁽¹⁵⁾
		A	64.151.229.199^{🇨🇦 ASN-IN2NET64.151.224.0/19 IN2NET NETWORK INC.}
SOA	`dns1.p01.nsone.net`hostmaster@nsone.net serial=1682538022

`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=1785756902

Same first word

crashcourseband.com

DNS History

17 records (14 active, 3 former)

○NSdns1.doteasy.com2017-05-14 → 2017-05-14 · 3 obs

● 2017-05-14 16:11:32
○ 2026-02-17 11:36:36
○ 2026-08-03 11:38:28

●NSdns1.p01.nsone.net2026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

○NSdns2.doteasy.com2017-05-14 → 2017-05-14 · 3 obs

● 2017-05-14 16:11:32
○ 2026-02-17 11:36:36
○ 2026-08-03 11:38:28

●NSdns2.p01.nsone.net2026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●NSdns3.p01.nsone.net2026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●NSdns4.p01.nsone.net2026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●NSns01.squarespacedns.com2026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●NSns02.squarespacedns.com2026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●NSns03.squarespacedns.com2026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●NSns04.squarespacedns.com2026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●MXdpmailbu.doteasy.com2017-05-14 → 2026-08-03 · 2 obs

● 2017-05-14 16:11:32
● 2026-08-03 11:38:28

●MXdprhcp167.doteasy.com2017-05-14 → 2026-08-03 · 2 obs

● 2017-05-14 16:11:32
● 2026-08-03 11:38:28

○A108.60.24.282017-05-14 → 2017-05-14 · 3 obs

● 2017-05-14 16:11:32
○ 2026-02-17 11:36:36
○ 2026-08-03 11:38:28

●A198.185.159.1442026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●A198.185.159.1452026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●A198.49.23.1442026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

●A198.49.23.1452026-02-17 → 2026-08-03 · 3 obs

○ 2017-05-14 16:11:32
● 2026-02-17 11:36:36
● 2026-08-03 11:38:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, f.gtld-servers.net, l.gtld-servers.net, j.gtld-servers.net...	-
crashcourseband.com	dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net...	4 records

✅ Authoritative Response

Server:198.51.45.65

NS records: dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for crashcourseband.com (unsigned zone)

⏱️ Timing

Total: 279ms | Queries: -

📄 Records

Type	Count	Sample Data
A	4	`198.185.159.145, 198.49.23.144...`
NS	8	`dns3.p01.nsone.net, ns02.squarespacedns.com...`
MX	2	`dprhcp167.doteasy.com (pri: 10), dpmailbu.doteasy.com (pri: 15)`
SOA	1	`dns1.p01.nsone.net hostmaster.nsone.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com...)

Analysis

IP Addresses

crashcourseband.com directs to four IP numbers, which are 198.49.23.144, 198.49.23.145, 198.185.159.144 and 198.185.159.145.

Additional host names — beaconedu.com, artploration.com, pristineshinellc.com and two others — share IP numbers with crashcourseband.com.

Name Servers

DNS for crashcourseband.com is handled by 8 name servers: ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com and 5 others.

At least some of crashcourseband.com's name servers are shared with other domains, for example studio71nc.com, workboxoffices.com, janssencarepathsavings.com and two more.

These name servers tend to co-occur with dns1.p01.nsone.net, ns04.squarespacedns.com, dns2.p01.nsone.net and 7 other name servers in the same DNS delegations.

Host names with two IP numbers:

dns1.p01.nsone.net has two IP addresses: 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.

dns2.p01.nsone.net has two IP addresses: 198.51.45.1 and 2a00:edc0:6259:7:1::2.

dns3.p01.nsone.net has two IP addresses: 198.51.44.65 and 2620:4d:4000:6259:7:1:0:3.

dns4.p01.nsone.net has two IP addresses: 198.51.45.65 and 2a00:edc0:6259:7:1::4.

Host names pointing to a single IP address:

ns01.squarespacedns.com directs to 45.54.22.1.

ns02.squarespacedns.com directs to 45.54.22.65.

ns03.squarespacedns.com directs to 45.54.22.129.

ns04.squarespacedns.com directs to 45.54.22.193.

Mail Servers

crashcourseband.com has two mail servers: dpmailbu.doteasy.com and dprhcp167.doteasy.com.

crashcourseband.com shares the same mail server setup as other domains, including blokhart.com, dnccleaningservices.com, its-mikewilliams.com and two others.

crashcourseband.com shares mail servers — at least in part — with other domains, including anthonymichelli.com, jerryrussell.com, shenawards.com and two others.

These mail servers are frequently used alongside the mail servers mx1.doteasy.com, mx2.doteasy.com and mx3.doteasy.com, plus two others.

Each of dpmailbu.doteasy.com and dprhcp167.doteasy.com has one IP address: dpmailbu.doteasy.com uses 64.151.229.199 and dprhcp167.doteasy.com uses 192.250.237.58.

crashcourseband.com - robtex.com