`mx1.vtk-s.com`

DNSSEC	⚠️ Not signed
A	89.175.166.6^{🇷🇺 MTS89.175.0.0/16 PJSC}
		PTR	`mx1.veb-leasing.com`
		PTR	`mx1.vtk-c.com`
		PTR	`mx1.vtk-s.com`
		PTR	`mx1.veb-leasing.ru`
		PTR	`mx1.vtk-c.ru`
		PTR	`mx1.vtk-s.ru`

`vtk-s.com`

	DNSSEC	⚠️ Not signed
	NS	`ns3-l2.nic.ru` ⭐
	NS	`ns4-cloud.nic.ru`
	NS	`ns4-l2.nic.ru`
	NS	`ns8-cloud.nic.ru`
	NS	`ns8-l2.nic.ru`
	MX	`mx1.vtk-s.com` ⭐
	MX	`mx2.vtk-s.com` ⭐
	TXT	`v=spf1 +mx +ip4:31.44.88.0/28 +ip4:89.175.166.0/27 -all`
	SOA	`ns3-l2.nic.ru`dns@nic.ru 2019-05-16 #6

PTR for

6.166.175.89.in-addr.arpa

MX for

vtk-s.com

Same first word

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Similar names

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xm1.dnsalias.com

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DNS History

2 records (1 active, 1 former)

○A212.119.192.2302019-12-19 → 2019-12-19 · 3 obs

● 2019-12-19 01:27:56
○ 2026-02-24 00:17:18
○ 2026-04-12 21:18:34

●A89.175.166.62026-02-24 → 2026-04-12 · 3 obs

○ 2019-12-19 01:27:56
● 2026-02-24 00:17:18
● 2026-04-12 21:18:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net...	-
vtk-s.com	ns8-l2.nic.ru, ns4-l2.nic.ru, ns3-l2.nic.ru, ns8-cloud.nic.ru...	-

✅ Authoritative Response

Server:89.104.93.33

NS records: ns8-l2.nic.ru, ns4-l2.nic.ru, ns3-l2.nic.ru, ns8-cloud.nic.ru, ns4-cloud.nic.ru

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vtk-s.com (unsigned zone)

⏱️ Timing

Total: 1092ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.175.166.6`

Analysis

Mail Server Role

mx1.vtk-s.com functions as a mail server for vtk-s.com.

mx2.vtk-s.com is a mail server commonly used with mx1.vtk-s.com.

IP Addresses

mx1.vtk-s.com resolves to one IP number: 89.175.166.6.

Other host names, for instance mx1.vtk-c.com, mx1.vtk-c.ru, mx1.veb-leasing.com and mx1.vtk-s.ru share IP numbers with mx1.vtk-s.com.

mx1.vtk-s.com - robtex.com

mx1.vtk-s.com

vtk-s.com