`it4stroy.ru`

DNSSEC	⚠️ Not signed
A	89.253.240.87^{🇷🇺 RUSONYX-AS89.253.240.0/21 RUSONYX-RU}
		PTR	`mail.sni8.rusonyx.ru`
NS	`sni8.rusonyx.ru` ⭐
		A	89.253.240.83^{🇷🇺 RUSONYX-AS89.253.240.0/21 RUSONYX-RU}
			PTR	`sni8.rusonyx.ru`
NS	`dns1.zenon.net` ⚠️ Not in zone NS records
		A	195.2.64.38^{🇷🇺 ZENON-AS195.2.64.0/23}
			PTR	`dns1.zenon.net`
NS	`dns2.zenon.net` ⚠️ Not in zone NS records
		A	195.2.83.38^{🇷🇺 ZENON-AS195.2.82.0/23}
			PTR	`dns2.zenon.net`
NS	`ns1.rsnx.ru` ⚠️ Not in parent delegation
		A	89.253.252.13^{🇷🇺 RUSONYX-AS89.253.248.0/21 RUSONYX-RU}
			PTR	`ns1.rsnx.ru`
NS	`ns2.rsnx.ru` ⚠️ Not in parent delegation
		A	89.253.252.15^{🇷🇺 RUSONYX-AS89.253.248.0/21 RUSONYX-RU}
			PTR	`ns2.rsnx.ru`
MX	`mail.it4stroy.ru` ⭐
		A	89.253.240.87^{🇷🇺 RUSONYX-AS89.253.240.0/21 RUSONYX-RU}
			PTR	`mail.sni8.rusonyx.ru`
TXT	`v=spf1 ip4:89.253.240.0/24 a mx ~all`
SOA	`sni8.rusonyx.ru`info@rusonyx.ru 2025-05-28 #39

`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=4068496

Subdomains

mail.it4stroy.ru

Same first word

it4stroy.ru

DNS History

10 records (7 active, 3 former)

○NSdns0.zenon.net2015-07-26 → 2018-06-02 · 4 obs

● 2015-07-26 07:49:54
● 2018-06-02 03:55:14
○ 2026-03-11 17:49:06
○ 2026-04-13 06:29:10

●NSdns1.zenon.net2015-07-26 → 2026-04-13 · 2 obs

● 2015-07-26 07:49:54
● 2026-04-13 06:29:10

●NSdns2.zenon.net2015-07-26 → 2026-04-13 · 2 obs

● 2015-07-26 07:49:54
● 2026-04-13 06:29:10

●NSns1.rsnx.ru2026-03-11 → 2026-04-13 · 3 obs

○ 2018-06-02 03:55:14
● 2026-03-11 17:49:06
● 2026-04-13 06:29:10

●NSns2.rsnx.ru2026-03-11 → 2026-04-13 · 3 obs

○ 2018-06-02 03:55:14
● 2026-03-11 17:49:06
● 2026-04-13 06:29:10

●NSsni8.rusonyx.ru2026-03-11 → 2026-04-13 · 3 obs

○ 2018-06-02 03:55:14
● 2026-03-11 17:49:06
● 2026-04-13 06:29:10

●MXmail.it4stroy.ru2026-03-11 → 2026-04-13 · 3 obs

○ 2018-06-02 03:55:14
● 2026-03-11 17:49:06
● 2026-04-13 06:29:10

○MXmx03.aha.ru2015-07-26 → 2018-06-02 · 4 obs

● 2015-07-26 07:49:54
● 2018-06-02 03:55:14
○ 2026-03-11 17:49:06
○ 2026-04-13 06:29:10

○A213.189.197.532015-07-26 → 2018-06-02 · 4 obs

● 2015-07-26 07:49:54
● 2018-06-02 03:55:14
○ 2026-03-11 17:49:06
○ 2026-04-13 06:29:10

●A89.253.240.872026-03-11 → 2026-04-13 · 3 obs

○ 2018-06-02 03:55:14
● 2026-03-11 17:49:06
● 2026-04-13 06:29:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net...	-
it4stroy.ru	dns1.zenon.net, dns2.zenon.net	-

✅ Authoritative Response

Server:195.2.64.38

NS records: dns1.zenon.net, dns2.zenon.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for it4stroy.ru (unsigned zone)

⏱️ Timing

Total: 1432ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`89.253.240.87`
NS	2	`ns1.rsnx.ru, ns2.rsnx.ru`
MX	1	`mail.it4stroy.ru (pri: 100)`
TXT	1	`v=spf1 ip4:89.253.240.0/24 a mx ~all`
SOA	1	`sni8.rusonyx.ru info.rusonyx.ru`

Analysis

Hierarchy

it4stroy.ru is a parent of mail.it4stroy.ru.

IP Addresses

it4stroy.ru points to a single IP number: 89.253.240.87.

Other host names, for instance vse-documenty.ru, mail.air-conditioner.ru, mail.mrbond.ru, rpshop.ru and mail.ozonica.ru share IP numbers with it4stroy.ru.

Name Servers

it4stroy.ru is delegated to five name servers: dns1.zenon.net, dns2.zenon.net, ns1.rsnx.ru, ns2.rsnx.ru and sni8.rusonyx.ru.

it4stroy.ru at least partially shares name servers with other domains, for instance testmax.ru, turkey.ru, opdp.ru, obr04.ru and sypuchie-materialy.ru.