`quarternotesystems.com`

DNSSEC	⚠️ Not signed
A	66.147.230.64^{🇺🇸 DOTBLOCKCP66.147.224.0/20 IPv4}
		PTR	`quarternotesystems.com`
NS	`ns1.dotblock.com` ⭐
		A	216.120.248.230^{🇺🇸 DOTBLOCKCP216.120.248.0/21 HostRocket Web Services 21 Corporate Dr., Suite 203 Clifton Park, NY 12065 United States of America}
			PTR	`ns1.dotblock.com`
NS	`ns2.dotblock.com`
		A	198.8.62.25^{🇺🇸 AS62756198.8.62.0/23 Proxy registration to prevent harm from ARIN-NONAUTH shutdown}
			PTR	`ns2.dotblock.com`
MX	`mail.quarternotesystems.com` ⭐
		A	66.147.230.119^{🇺🇸 DOTBLOCKCP66.147.224.0/20 IPv4}
			PTR	`gateway.pmptrackrs.com`
MX	`mailnew.quarternotesystems.com`⁽²⁰⁾
		A	66.147.230.119^{🇺🇸 DOTBLOCKCP66.147.224.0/20 IPv4}
			PTR	`gateway.pmptrackrs.com`
TXT	`lhqr8876mh07a2ha80q4ha7lnr`
TXT	`v=spf1 a mx a:quarternotesystems.com mx:mailnew.quarternotesystems.com mx:mai...`
TXT	`google-site-verification=V-pHMzQBPFH_UWlG8Jns1vsNuacqWer44vdcXIfcNBo`
TXT	`fjfrhk82a0gagj4ipuo6d5gdmi`
SOA	`ns1.dotblock.com`hostmaster@quarternotesystems.com 2025-05-31 #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=1785361712

PTR for

49.232.147.66.in-addr.arpa

64.230.147.66.in-addr.arpa

Subdomains

mailnew.quarternotesystems.com

mail.quarternotesystems.com

Same first word

quarternotesystems.com

DNS History

7 records (5 active, 2 former)

●NSns1.dotblock.com2015-08-01 → 2026-07-29 · 2 obs

● 2015-08-01 04:20:52
● 2026-07-29 21:59:20

●NSns2.dotblock.com2015-08-01 → 2026-07-29 · 2 obs

● 2015-08-01 04:20:52
● 2026-07-29 21:59:20

●MXmail.quarternotesystems.com2015-08-01 → 2026-07-29 · 2 obs

● 2015-08-01 04:20:52
● 2026-07-29 21:59:20

●MXmailnew.quarternotesystems.com2026-03-09 → 2026-07-29 · 3 obs

○ 2015-08-01 04:20:52
● 2026-03-09 11:43:32
● 2026-07-29 21:59:20

○A199.101.50.382015-12-05 → 2017-02-19 · 5 obs

○ 2015-08-01 04:20:52
● 2015-12-05 14:22:40
● 2017-02-19 22:22:00
○ 2026-03-09 11:43:32
○ 2026-07-29 21:59:20

●A66.147.230.642026-03-09 → 2026-07-29 · 3 obs

○ 2017-02-19 22:22:00
● 2026-03-09 11:43:32
● 2026-07-29 21:59:20

○A66.147.232.1082015-08-01 → 2015-08-01 · 3 obs

● 2015-08-01 04:20:52
○ 2015-12-05 14:22:40
○ 2026-07-29 21:59:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
quarternotesystems.com	ns1.dotblock.com, ns2.dotblock.com	2 records

✅ Authoritative Response

Server:198.8.62.25

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for quarternotesystems.com (unsigned zone)

⏱️ Timing

Total: 344ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.147.230.64`
NS	2	`ns2.dotblock.com, ns1.dotblock.com`
MX	2	`mailnew.quarternotesystems.com (pri: 20), mail.quarternotesystems.com (pri: 10)`
TXT	4	`lhqr8876mh07a2ha80q4ha7lnr, v=spf1 a mx a:quarternotesystems.com mx:...`
SOA	1	`ns1.dotblock.com hostmaster.quarternotes`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.dotblock.com, ns2.dotblock.com)

Analysis

Hierarchy

The parent domain of mailnew.quarternotesystems.com and mail.quarternotesystems.com is quarternotesystems.com.

IP Addresses

quarternotesystems.com directs to one IP number, which is 66.147.230.64.

Among the host names that share IP numbers with quarternotesystems.com are stone-color.com, roundtopinsurance.com, kramerfabrications.com and two others.

Name Servers

DNS delegation for quarternotesystems.com points to two name servers: ns1.dotblock.com and ns2.dotblock.com.

quarternotesystems.com has the same name server delegation as a number of other domains, such as 68.235.147.66.in-addr.arpa, 140.237.147.66.in-addr.arpa, 8.235.120.216.in-addr.arpa and two more.

There is at least partial name server overlap between quarternotesystems.com and other domains — 152.62.8.198.in-addr.arpa, 115.61.8.198.in-addr.arpa, 65.247.120.216.in-addr.arpa and two more among them.

ns1.dotblock.com → 216.120.248.230 and ns2.dotblock.com → 198.8.62.25: one IP number per host name.

Mail Servers

The MX records for quarternotesystems.com point to two mail servers: mail.quarternotesystems.com and mailnew.quarternotesystems.com.

Both mail.quarternotesystems.com and mailnew.quarternotesystems.com have a single IP address, 66.147.230.119, and share it.

Host names pointing to 66.147.230.119 IP addresses: mail.quarternotesystems.com and mailnew.quarternotesystems.com.

quarternotesystems.com - robtex.com