`pkinstrument.com`

DNSSEC	⚠️ Not signed
A	158.58.191.36^{🇮🇷 FarasoSamanehPasargad158.58.191.0/24 Faraso Samaneh Pasargad}
		PTR	`wp-mail.nsup.com`
NS	`ns2.pkinstrument.com` ⭐ ⚠️ Not in parent delegation
		A	158.58.191.36^{🇮🇷 FarasoSamanehPasargad158.58.191.0/24 Faraso Samaneh Pasargad}
			PTR	`wp-mail.nsup.com`
NS	`ns1.pkinstrument.com` ⚠️ Not in parent delegation
		A	158.58.191.36^{🇮🇷 FarasoSamanehPasargad158.58.191.0/24 Faraso Samaneh Pasargad}
			PTR	`wp-mail.nsup.com`
NS	`wp-ns1.nsup.com` ⚠️ Not in zone NS records
		A	158.58.191.36^{🇮🇷 FarasoSamanehPasargad158.58.191.0/24 Faraso Samaneh Pasargad}
			PTR	`wp-mail.nsup.com`
NS	`wp-ns2.nsup.com` ⚠️ Not in zone NS records
		A	158.58.191.37^{🇮🇷 FarasoSamanehPasargad158.58.191.0/24 Faraso Samaneh Pasargad}
			PTR	`ns-mail.nsup.com`
MX	`mail.pkinstrument.com` ⭐
		A	158.58.191.36^{🇮🇷 FarasoSamanehPasargad158.58.191.0/24 Faraso Samaneh Pasargad}
			PTR	`wp-mail.nsup.com`
TXT	`v=spf1 +a +mx -all +a:ecohosting.nsup.com`
SOA	`ns2.pkinstrument.com`pkinstrument@gmail.com 2026-07-23 #2

`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=1785832267

Previously MX for

pkinstrument.com

Subdomains

ns1.pkinstrument.com

ns2.pkinstrument.com

mail.pkinstrument.com

Same first word

pkinstrument.com

Similar names

instrumentpk.ru

DNS History

10 records (6 active, 4 former)

○NSns1.hostiran.net2015-08-14 → 2016-08-09 · 4 obs

● 2015-08-14 05:30:06
● 2016-08-09 18:58:10
○ 2017-09-06 14:29:20
○ 2026-08-04 08:38:22

●NSns1.pkinstrument.com2017-09-06 → 2026-08-04 · 5 obs

○ 2016-08-09 18:58:10
● 2017-09-06 14:29:20
○ 2026-03-09 07:31:56
● 2026-07-25 21:00:28
● 2026-08-04 08:38:22

○NSns2.hostiran.net2015-08-14 → 2016-08-09 · 4 obs

● 2015-08-14 05:30:06
● 2016-08-09 18:58:10
○ 2017-09-06 14:29:20
○ 2026-08-04 08:38:22

●NSns2.pkinstrument.com2017-09-06 → 2026-08-04 · 5 obs

○ 2016-08-09 18:58:10
● 2017-09-06 14:29:20
○ 2026-03-09 07:31:56
● 2026-07-25 21:00:28
● 2026-08-04 08:38:22

●NSwp-ns1.nsup.com2026-03-09 → 2026-08-04 · 3 obs

○ 2017-09-06 14:29:20
● 2026-03-09 07:31:56
● 2026-08-04 08:38:22

●NSwp-ns2.nsup.com2026-03-09 → 2026-08-04 · 3 obs

○ 2017-09-06 14:29:20
● 2026-03-09 07:31:56
● 2026-08-04 08:38:22

●MXmail.pkinstrument.com2017-09-06 → 2026-08-04 · 5 obs

○ 2016-08-09 18:58:10
● 2017-09-06 14:29:20
○ 2026-03-09 07:31:56
● 2026-07-25 21:00:28
● 2026-08-04 08:38:22

○MXpkinstrument.com2015-08-14 → 2016-08-09 · 4 obs

● 2015-08-14 05:30:06
● 2016-08-09 18:58:10
○ 2017-09-06 14:29:20
○ 2026-08-04 08:38:22

●A158.58.191.362017-09-06 → 2026-08-04 · 5 obs

○ 2016-08-09 18:58:10
● 2017-09-06 14:29:20
○ 2026-03-09 07:31:56
● 2026-07-25 21:00:28
● 2026-08-04 08:38:22

○A5.144.130.402015-08-14 → 2016-08-09 · 4 obs

● 2015-08-14 05:30:06
● 2016-08-09 18:58:10
○ 2017-09-06 14:29:20
○ 2026-08-04 08:38:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net...	-
pkinstrument.com	wp-ns1.nsup.com, wp-ns2.nsup.com	2 records

✅ Authoritative Response

Server:158.58.191.36

NS records: wp-ns1.nsup.com, wp-ns2.nsup.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for pkinstrument.com (unsigned zone)

⏱️ Timing

Total: 436ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`158.58.191.36`
NS	2	`ns2.pkinstrument.com, ns1.pkinstrument.com`
MX	1	`mail.pkinstrument.com (pri: 10)`
TXT	1	`v=spf1 +a +mx -all +a:ecohosting.nsup.co`
SOA	1	`ns2.pkinstrument.com pkinstrument.gmail.`

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

The domain pkinstrument.com is parent to ns1.pkinstrument.com, ns2.pkinstrument.com and mail.pkinstrument.com.

IP Addresses

pkinstrument.com has exactly one IP address — 158.58.191.36.

tirajehdarman.com, ns1.paaeez.ir, mail.prdcoltd.com plus two other host names have IP numbers in common with pkinstrument.com.

Name Servers

Four name servers handle the delegation for pkinstrument.com: wp-ns1.nsup.com, wp-ns2.nsup.com, ns1.pkinstrument.com and ns2.pkinstrument.com.

At least some of pkinstrument.com's name servers are shared with other domains, for example gashouse.info, tehrantargol.com, abdosamadi.ir and two more.

These name servers tend to co-occur with ns1.tehrantargol.com, ns2.tehrantargol.com, ns1.searough-mp.com and 5 other name servers in the same DNS delegations.

Four hostnames, each with one IP address: wp-ns1.nsup.com, ns1.pkinstrument.com and ns2.pkinstrument.com all point to 158.58.191.36 and wp-ns2.nsup.com points to 158.58.191.37.

Three host names point to 158.58.191.36: wp-ns1.nsup.com, ns1.pkinstrument.com and ns2.pkinstrument.com.

Mail Servers

pkinstrument.com uses one mail server — mail.pkinstrument.com.

mail.pkinstrument.com points to one IP number — 158.58.191.36.

pkinstrument.com - robtex.com