`professionaltool.ru`

DNSSEC	⚠️ Not signed
A	37.143.11.11^{🇷🇺 EUROBYTE37.143.10.0/23}
		PTR	`vip-h6.ihc.ru`
NS	`ns1.ihc.ru` ⭐
		A	2a03:c980:beef:6002:46:254:23:52^{🇷🇺 EUROBYTE2a03:c980:beef::/48}
			PTR	`ns1.ihc.ru`
		A	46.254.23.52^{🇷🇺 EUROBYTE46.254.23.0/24}
			PTR	`ns1.ihc.ru`
NS	`ns2.ihc.ru`
		A	2001:41d0:1008:2c3b::1^{🇫🇷 OVH2001:41d0::/32 IPv6}
			PTR	`ns2.ihc.ru`
		A	46.254.22.38^{🇷🇺 EUROBYTE46.254.22.0/24}
			PTR	`ns1.ihc.ru`
		A	91.121.54.18^{🇫🇷 OVH91.121.0.0/16 ISP Paris, France}
			PTR	`ns2.ihc.ru`
MX	`mail.professionaltool.ru` ⭐
		A	2a03:c980:dead:2a01:46:254:21:39^{🇷🇺 EUROBYTE2a03:c980:dead::/48}
			PTR	`vip-mail1.ihc.ru`
		A	46.254.21.39^{🇷🇺 EUROBYTE46.254.20.0/23}
			PTR	`vip-mail1.ihc.ru`
TXT	`v=spf1 a mx ~all`
SOA	`ns1.ihc.ru`info@ihc.ru 2024-05-03 #1

`ru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=4068623

Subdomains

mail.professionaltool.ru

Same first word

professionaltool.com

professionaltool.ru

professionaltool.co.uk

DNS History

14 records (4 active, 10 former)

●NSns1.ihc.ru2026-03-30 → 2026-04-23 · 3 obs

○ 2017-06-01 07:09:48
● 2026-03-30 04:21:56
● 2026-04-23 20:42:12

○NSns1.privateperson.ru2015-06-09 → 2016-09-18 · 4 obs

● 2015-06-09 20:50:54
● 2016-09-18 20:47:04
○ 2017-06-01 07:09:48
○ 2026-04-23 20:42:12

○NSns1.snparking.ru2017-06-01 → 2017-06-01 · 4 obs

○ 2016-09-18 20:47:04
● 2017-06-01 07:09:48
○ 2026-03-30 04:21:56
○ 2026-04-23 20:42:12

●NSns2.ihc.ru2026-03-30 → 2026-04-23 · 3 obs

○ 2017-06-01 07:09:48
● 2026-03-30 04:21:56
● 2026-04-23 20:42:12

○NSns2.privateperson.ru2015-06-09 → 2016-09-18 · 4 obs

● 2015-06-09 20:50:54
● 2016-09-18 20:47:04
○ 2017-06-01 07:09:48
○ 2026-04-23 20:42:12

○NSns2.snparking.ru2017-06-01 → 2017-06-01 · 4 obs

○ 2016-09-18 20:47:04
● 2017-06-01 07:09:48
○ 2026-03-30 04:21:56
○ 2026-04-23 20:42:12

○NSprivateperson.ru2015-06-09 → 2016-09-18 · 4 obs

● 2015-06-09 20:50:54
● 2016-09-18 20:47:04
○ 2017-06-01 07:09:48
○ 2026-04-23 20:42:12

○MX148.240.4.322015-10-31 → 2015-10-31 · 4 obs

○ 2015-06-09 20:50:54
● 2015-10-31 12:17:20
○ 2016-01-21 01:33:40
○ 2026-04-23 20:42:12

○MX148.240.4.322015-06-09 → 2015-06-09 · 3 obs

● 2015-06-09 20:50:54
○ 2015-10-31 12:17:20
○ 2026-04-23 20:42:12

●MXmail.professionaltool.ru2026-03-30 → 2026-04-23 · 3 obs

○ 2017-06-01 07:09:48
● 2026-03-30 04:21:56
● 2026-04-23 20:42:12

○MXvoid.blackhole.mx2016-01-21 → 2016-09-18 · 5 obs

○ 2015-10-31 12:17:20
● 2016-01-21 01:33:40
● 2016-09-18 20:47:04
○ 2017-06-01 07:09:48
○ 2026-04-23 20:42:12

○A185.53.179.402017-06-01 → 2017-06-01 · 4 obs

○ 2016-09-18 20:47:04
● 2017-06-01 07:09:48
○ 2026-03-30 04:21:56
○ 2026-04-23 20:42:12

●A37.143.11.112026-03-30 → 2026-04-23 · 3 obs

○ 2017-06-01 07:09:48
● 2026-03-30 04:21:56
● 2026-04-23 20:42:12

○A91.195.241.872015-06-09 → 2016-09-18 · 4 obs

● 2015-06-09 20:50:54
● 2016-09-18 20:47:04
○ 2017-06-01 07:09:48
○ 2026-04-23 20:42:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net...	-
professionaltool.ru	ns1.ihc.ru, ns2.ihc.ru	5 records

✅ Authoritative Response

Server:46.254.22.38

NS records: ns1.ihc.ru, ns2.ihc.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for professionaltool.ru (unsigned zone)

⏱️ Timing

Total: 901ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`37.143.11.11`
NS	2	`ns2.ihc.ru, ns1.ihc.ru`
MX	1	`mail.professionaltool.ru (pri: 10)`
TXT	1	`v=spf1 a mx ~all`
SOA	1	`ns1.ihc.ru info.ihc.ru`

📌 Glue Records Collected

Total: 5

Out-of-bailiwick: 5 (ns1.ihc.ru, ns2.ihc.ru, ns2.ihc.ru...)

Analysis

Hierarchy

The parent of mail.professionaltool.ru is professionaltool.ru.

IP Addresses

professionaltool.ru points to an IP address: 37.143.11.11.

other host names include at-trade.ru, ns1.istool.ru, mail.nrw.mjstudio.ru, text-lab.ru and techno-world.ru; they share IP numbers with professionaltool.ru.

Name Servers

Two name servers ns1.ihc.ru and ns2.ihc.ru handle the delegation for professionaltool.ru.

professionaltool.ru shares the same name server setup as other domains, for instance angenium.io, iaamoscow2010.ru, ugdomplus.ru, semavic.ru and delayt.ru.

Host names with three IP numbers:

ns2.ihc.ru points to: 2001:41d0:1008:2c3b::1, 46.254.22.38 and 91.121.54.18.

Host names with two IP numbers:

ns1.ihc.ru points to: 2a03:c980:beef:6002:46:254:23:52 and 46.254.23.52.

Mail Servers

professionaltool.ru is handled by a single mail server, mail.professionaltool.ru.

mail.professionaltool.ru resolves to two IPs: 2a03:c980:dead:2a01:46:254:21:39 and 46.254.21.39.

professionaltool.ru - robtex.com