`jrghk.com`

DNSSEC	⚠️ Not signed
NS	`ns1.bdm.microsoftonline.com` ⭐
		A	2603:1061:0:700::d0^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
		A	13.107.236.208^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-208.azure-dns.com`
NS	`ns2.bdm.microsoftonline.com`
		A	2620:1ec:8ec:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
		A	150.171.21.208^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-208.azure-dns.net`
NS	`ns3.bdm.microsoftonline.com`
		A	2a01:111:4000:700::d0^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-208.azure-dns.org`
		A	204.14.183.208^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-208.azure-dns.org`
NS	`ns4.bdm.microsoftonline.com`
		A	2620:1ec:bda:700::d0^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
		A	208.84.5.208^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-208.azure-dns.info`
MX	`au-smtp-inbound-1.mimecast.com` ⭐
		A	103.96.20.26^{🇦🇺 MIMECAST-AS-AP103.96.20.0/24 Mimecast Australia Pty Ltd Level 3 55 Southbank Boulevard Southbank}
			PTR	`au-smtp-inbound-1.mimecast.com`
			PTR	`au-smtp-inbound-2.mimecast.com`
		A	103.96.22.26^{🇦🇺 MIMECAST-AS-AP103.96.22.0/24 Mimecast Australia Pty Ltd Level 3 55 Southbank Boulevard Southbank}
			PTR	`au-smtp-inbound-1.mimecast.com`
			PTR	`au-smtp-inbound-2.mimecast.com`
MX	`au-smtp-inbound-2.mimecast.com`⁽²⁰⁾
		A	103.96.20.26^{🇦🇺 MIMECAST-AS-AP103.96.20.0/24 Mimecast Australia Pty Ltd Level 3 55 Southbank Boulevard Southbank}
			PTR	`au-smtp-inbound-1.mimecast.com`
			PTR	`au-smtp-inbound-2.mimecast.com`
		A	103.96.22.26^{🇦🇺 MIMECAST-AS-AP103.96.22.0/24 Mimecast Australia Pty Ltd Level 3 55 Southbank Boulevard Southbank}
			PTR	`au-smtp-inbound-1.mimecast.com`
			PTR	`au-smtp-inbound-2.mimecast.com`
TXT	`mscid=XwWF+N6tteA1vJqdRdAWFxjOPPnfMZFUd68Xe4aH5nr1D7fIHWmD2nzebtqRuBFLeBC9g/3...`
TXT	`v=spf1 ip4:203.189.172.137 ip4:118.143.136.34 include:au._netblocks.mimecast....`
TXT	`3k2f9cpefpu7e59qfg9pbm467k`
TXT	`docusign=dc7b99e0-03f3-4f47-9ec7-c7696917c171`
TXT	`48vko8jdrnm2l213m0qnlkr52m`
TXT	`t0t11r8jkpe4qpmoo3bd98qsqu`
TXT	`qravhd2sn3ke67opeeucdsiu3j`
TXT	`google-site-verification=K2sdBV5YdFMpHn2zZ05E22uUFVXX-QJOiqZuz7oAQoY`
TXT	`docusign=95220e02-17b5-4641-a317-ac3ca9628ae6`
TXT	`knkk4e3lgr1f41ifv6kugj5vce`
TXT	`4ojlbsrpdj6oboj2h25mul1c31`
TXT	`kj3oco4j7l6efilgk32k0ql2vd`
TXT	`h372fj1q9veg4k4a8i8j0ape2v`
TXT	`785s6lj9mt0g0jr8j8t7gem7ld`
TXT	`2mqfogup8nfcnjc3m1huea8887`
SOA	`ns1.bdm.microsoftonline.com`azuredns-hostmaster@microsoft.com serial=1

`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=1783911342

Subdomains

webmail.jrghk.com

mail.jrghk.com

Same first word

jrghk.com

Similar names

hrgkj.cn

ghrjk.com

hrgkj.xyz

hrgjk.com

grhkj.com

hrgkj.com

DNS History

12 records (6 active, 6 former)

●NSns1.bdm.microsoftonline.com2026-02-21 → 2026-07-13 · 3 obs

○ 2021-04-10 10:05:24
● 2026-02-21 06:22:46
● 2026-07-13 03:02:10

○NSns1.josworld.com2015-09-01 → 2021-04-10 · 4 obs

● 2015-09-01 06:54:02
● 2021-04-10 10:05:24
○ 2026-02-21 06:22:46
○ 2026-07-13 03:02:10

●NSns2.bdm.microsoftonline.com2026-02-21 → 2026-07-13 · 3 obs

○ 2021-04-10 10:05:24
● 2026-02-21 06:22:46
● 2026-07-13 03:02:10

○NSns2.josworld.com2015-09-01 → 2021-04-10 · 4 obs

● 2015-09-01 06:54:02
● 2021-04-10 10:05:24
○ 2026-02-21 06:22:46
○ 2026-07-13 03:02:10

●NSns3.bdm.microsoftonline.com2026-02-21 → 2026-07-13 · 3 obs

○ 2021-04-10 10:05:24
● 2026-02-21 06:22:46
● 2026-07-13 03:02:10

○NSns3.josworld.com2018-12-20 → 2021-04-10 · 5 obs

○ 2015-09-01 06:54:02
● 2018-12-20 06:18:14
● 2021-04-10 10:05:24
○ 2026-02-21 06:22:46
○ 2026-07-13 03:02:10

●NSns4.bdm.microsoftonline.com2026-02-21 → 2026-07-13 · 3 obs

○ 2021-04-10 10:05:24
● 2026-02-21 06:22:46
● 2026-07-13 03:02:10

●MXau-smtp-inbound-1.mimecast.com2021-04-10 → 2026-07-13 · 3 obs

○ 2019-07-16 13:30:48
● 2021-04-10 10:05:24
● 2026-07-13 03:02:10

●MXau-smtp-inbound-2.mimecast.com2021-04-10 → 2026-07-13 · 3 obs

○ 2019-07-16 13:30:48
● 2021-04-10 10:05:24
● 2026-07-13 03:02:10

○MXjrghk-com.mail.protection.outlook.com2018-03-27 → 2019-07-16 · 5 obs

○ 2015-09-01 06:54:02
● 2018-03-27 04:58:26
● 2019-07-16 13:30:48
○ 2021-04-10 10:05:24
○ 2026-07-13 03:02:10

○MXmail.jrghk.com2015-09-01 → 2019-07-16 · 4 obs

● 2015-09-01 06:54:02
● 2019-07-16 13:30:48
○ 2021-04-10 10:05:24
○ 2026-07-13 03:02:10

○MXwebmail.jrghk.com2015-09-01 → 2019-07-16 · 4 obs

● 2015-09-01 06:54:02
● 2019-07-16 13:30:48
○ 2021-04-10 10:05:24
○ 2026-07-13 03:02:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
jrghk.com	ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com	8 records

✅ Authoritative Response

Server:150.171.21.208

NS records: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com, ns4.bdm.microsoftonline.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jrghk.com (unsigned zone)

⏱️ Timing

Total: 190ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	4	`ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...`
MX	2	`au-smtp-inbound-1.mimecast.com (pri: 10), au-smtp-inbound-2.mimecast.com (pri: 20)`
TXT	15	`mscid=XwWF+N6tteA1vJqdRdAWFxjOPPnfMZFUd6, v=spf1 ip4:203.189.172.137 ip4:118.143.1...`
SOA	1	`ns1.bdm.microsoftonline.com azuredns-hos`

📌 Glue Records Collected

Total: 8

Out-of-bailiwick: 8 (ns1.bdm.microsoftonline.com, ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com...)

Analysis

Hierarchy

jrghk.com serves as the parent of webmail.jrghk.com and mail.jrghk.com.

Name Servers

Four name servers handle the delegation for jrghk.com: ns1.bdm.microsoftonline.com, ns2.bdm.microsoftonline.com, ns3.bdm.microsoftonline.com and ns4.bdm.microsoftonline.com.

At least some of jrghk.com's name servers are shared with other domains, for example ihclinic.org, year-endresults.com, teamandtechnology.com and two more.

These name servers tend to be deployed in combination with the name servers ns8.wixdns.net and ns9.wixdns.net.

Four hostnames, each resolving to a pair of IP addresses: ns1.bdm.microsoftonline.com directs to 13.107.236.208 and 2603:1061:0:700::d0; ns2.bdm.microsoftonline.com directs to 150.171.21.208 and 2620:1ec:8ec:700::d0; ns3.bdm.microsoftonline.com directs to 204.14.183.208 and 2a01:111:4000:700::d0; ns4.bdm.microsoftonline.com directs to 208.84.5.208 and 2620:1ec:bda:700::d0.

Mail Servers

jrghk.com uses two mail servers, au-smtp-inbound-1.mimecast.com and au-smtp-inbound-2.mimecast.com.

The mail server setup of jrghk.com matches that of other domains such as salzburg.com.au, windstar.com.au, truckloads.com.au and two others.

At least some of the mail servers used by jrghk.com are shared with other domains: melbourneskydeck.com.au, frasersproperty.co.th, tasmaninsulation.co.nz and two others among them.

au-smtp-inbound-1.mimecast.com and au-smtp-inbound-2.mimecast.com each point to two IP numbers — 103.96.20.26 and 103.96.22.26 — making both hosts identical in their DNS resolution.

au-smtp-inbound-1.mimecast.com along with au-smtp-inbound-2.mimecast.com each resolve to 103.96.20.26 IP addresses.

au-smtp-inbound-1.mimecast.com along with au-smtp-inbound-2.mimecast.com each resolve to 103.96.22.26 IP addresses.

jrghk.com - robtex.com

jrghk.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

Name Servers

Mail Servers

`jrghk.com`

`com`