`rockhillgroup.com`

DNSSEC	⚠️ Not signed
A	66.240.186.104^{🇨🇦 AS2313666.240.128.0/18 Proxy for Allstream Customer}
		PTR	`mail.ziff.net`
NS	`ns51.domaincontrol.com` ⭐
		A	2603:5:2192::1a^{🇺🇸 GODADDY-DNS2603:5:2190::/44}
			PTR	`ns51.domaincontrol.com`
		A	97.74.105.26^{🇺🇸 GODADDY-DNS97.74.104.0/23}
			PTR	`ns51.domaincontrol.com`
NS	`ns52.domaincontrol.com`
		A	2603:5:2292::1a^{🇺🇸 GODADDY-DNS2603:5:2290::/44}
			PTR	`ns52.domaincontrol.com`
		A	173.201.73.26^{🇺🇸 GODADDY-DNS173.201.72.0/23}
			PTR	`ns52.domaincontrol.com`
MX	`aspmx.l.google.com` ⭐
		A	2a00:1450:4009:c19::1a^{🇬🇧 Google2a00:1450:4009::/48}
			PTR	`yulhrp-in-f26.1e100.net`
		A	192.178.223.27^{🇺🇸 Google192.178.223.0/24}
			PTR	`yulhrs-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:2801::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`lcausi-in-f26.1e100.net`
		A	192.178.128.26^{🇺🇸 Google192.178.128.0/24}
			PTR	`lcausi-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:1015::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f27.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2607:f8b0:4023:1015::1b^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yudfwta-in-f27.1e100.net`
		A	172.253.135.26^{🇺🇸 Google172.253.135.0/24}
			PTR	`yudfwta-in-f26.1e100.net`
SOA	`ns51.domaincontrol.com`dns@jomax.net 2017-06-12 #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=1774522407

Same first word

rockhillgroup.com

DNS History

12 records (8 active, 4 former)

○NSdns1.emeraldcst.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 06:21:32
○ 2015-06-29 21:13:50
○ 2026-03-26 11:18:14

○NSdns2.emeraldcst.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 06:21:32
○ 2015-06-29 21:13:50
○ 2026-03-26 11:18:14

●NSns51.domaincontrol.com2015-06-29 → 2026-03-26 · 3 obs

○ 2008-03-17 06:21:32
● 2015-06-29 21:13:50
● 2026-03-26 11:18:14

●NSns52.domaincontrol.com2015-06-29 → 2026-03-26 · 3 obs

○ 2008-03-17 06:21:32
● 2015-06-29 21:13:50
● 2026-03-26 11:18:14

○MXa.mx.rockhillgroup.com2008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 06:21:32
○ 2015-06-29 21:13:50
○ 2026-03-26 11:18:14

●MXalt1.aspmx.l.google.com2015-06-29 → 2026-03-26 · 3 obs

○ 2008-03-17 06:21:32
● 2015-06-29 21:13:50
● 2026-03-26 11:18:14

●MXalt2.aspmx.l.google.com2015-06-29 → 2026-03-26 · 3 obs

○ 2008-03-17 06:21:32
● 2015-06-29 21:13:50
● 2026-03-26 11:18:14

●MXaspmx.l.google.com2015-06-29 → 2026-03-26 · 3 obs

○ 2008-03-17 06:21:32
● 2015-06-29 21:13:50
● 2026-03-26 11:18:14

●MXaspmx2.googlemail.com2015-06-29 → 2026-03-26 · 3 obs

○ 2008-03-17 06:21:32
● 2015-06-29 21:13:50
● 2026-03-26 11:18:14

●MXaspmx3.googlemail.com2015-06-29 → 2026-03-26 · 3 obs

○ 2008-03-17 06:21:32
● 2015-06-29 21:13:50
● 2026-03-26 11:18:14

○A12.192.67.752008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 06:21:32
○ 2015-06-29 21:13:50
○ 2026-03-26 11:18:14

●A66.240.186.1042015-06-29 → 2026-03-26 · 3 obs

○ 2008-03-17 06:21:32
● 2015-06-29 21:13:50
● 2026-03-26 11:18:14

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
rockhillgroup.com	ns51.domaincontrol.com, ns52.domaincontrol.com	4 records

✅ Authoritative Response

Server:97.74.105.26

NS records: ns51.domaincontrol.com, ns52.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rockhillgroup.com (unsigned zone)

⏱️ Timing

Total: 764ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`66.240.186.104`
NS	2	`ns51.domaincontrol.com, ns52.domaincontrol.com`
MX	5	`alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)...`
SOA	1	`ns51.domaincontrol.com dns.jomax.net`