ocstudy.ru - dns.ninja

`ocstudy.ru`

DNSSEC	⚠️ Not signed
A	90.156.201.56^{🇷🇺 MASTERHOST-AS90.156.201.0/24}
		PTR	`fe.shared.masterhost.ru`
NS	`ns1.reg.ru` ⭐
		A	2a00:f940:9::1:1^{🇷🇺 AS-REGRU2a00:f940:9::/48 Reg.Ru Hosting}
		A	2a00:f940:9::2:1^{🇷🇺 AS-REGRU2a00:f940:9::/48 Reg.Ru Hosting}
		A	176.99.13.11^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	176.99.13.13^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
			PTR	`ns1.reg.ru`
		A	176.99.13.15^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	176.99.13.17^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
			PTR	`ns1.reg.ru`
		A	194.58.117.11^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
		A	194.58.117.13^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns1.reg.ru`
		A	194.58.117.15^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns1.reg.ru`
		A	194.58.117.17^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns1.reg.ru`
NS	`ns2.reg.ru`
		A	2a00:f940:9::1:2^{🇷🇺 AS-REGRU2a00:f940:9::/48 Reg.Ru Hosting}
		A	2a00:f940:9::2:2^{🇷🇺 AS-REGRU2a00:f940:9::/48 Reg.Ru Hosting}
		A	176.99.13.12^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
		A	176.99.13.14^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
		A	176.99.13.16^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
		A	176.99.13.18^{🇷🇺 AS-REGRU176.99.13.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
		A	194.58.117.12^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
		A	194.58.117.14^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
		A	194.58.117.16^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
		A	194.58.117.18^{🇷🇺 AS-REGRU194.58.117.0/24 Reg.Ru}
			PTR	`ns2.reg.ru`
MX	`mx.yandex.net` ⭐
		A	2a02:6b8::311^{🇷🇺 TELETECH2a02:6b8::/32 Yandex network}
			PTR	`mxfront.stable.qloud-b.yandex.net`
		A	77.88.21.249^{🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network}
SOA	`ns1.reg.ru`hostmaster@ns1.reg.ru serial=1775634872

`ru`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.ripn.net` ⭐
	NS	`b.dns.ripn.net`
	NS	`c.tld-servers.ru`
	NS	`d.dns.ripn.net`
	NS	`e.dns.ripn.net`
	NS	`f.dns.ripn.net`
	SOA	`a.dns.ripn.net`hostmaster@ripn.net serial=4069784

Same first word

ocstudy.ru

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DNS History

4 records (4 active, 0 former)

●NSns1.reg.ru2018-05-20 → 2026-07-28 · 2 obs

● 2018-05-20 21:42:10
● 2026-07-28 21:57:34

●NSns2.reg.ru2018-05-20 → 2026-07-28 · 2 obs

● 2018-05-20 21:42:10
● 2026-07-28 21:57:34

●MXmx.yandex.net2018-05-20 → 2026-07-28 · 2 obs

● 2018-05-20 21:42:10
● 2026-07-28 21:57:34

●A90.156.201.562018-05-20 → 2026-07-28 · 2 obs

● 2018-05-20 21:42:10
● 2026-07-28 21:57:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
ru	f.dns.ripn.net, a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru...	-
ocstudy.ru	ns2.reg.ru, ns1.reg.ru	20 records

✅ Authoritative Response

Server:176.99.13.12

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ocstudy.ru (unsigned zone)

⏱️ Timing

Total: 805ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`90.156.201.56`
NS	2	`ns1.reg.ru, ns2.reg.ru`
MX	1	`mx.yandex.net (pri: 10)`
SOA	1	`ns1.reg.ru hostmaster.ns1.reg.ru`

📌 Glue Records Collected

Total: 20

Out-of-bailiwick: 20 (ns2.reg.ru, ns2.reg.ru, ns2.reg.ru...)

Analysis

IP Addresses

ocstudy.ru resolves to just one IP address, 90.156.201.56.

Two other host names, along with www.evsinskaya.ru, deltamekong.ru and narcozona.ru, also share IP numbers with ocstudy.ru.

Name Servers

The NS records for ocstudy.ru delegate to ns1.reg.ru and ns2.reg.ru.

ocstudy.ru shares its NS records with other domains, for example recordplay.ru, z4r.ru, beregreki.ru and two others.

DNS names with 10 IP addresses:

ns1.reg.ru maps to 176.99.13.11, 176.99.13.13, 176.99.13.15 and 7 additional IP addresses.

ns2.reg.ru maps to 176.99.13.12, 176.99.13.14, 176.99.13.16 and 7 additional IP addresses.

Mail Servers

The sole mail server for ocstudy.ru is mx.yandex.net.

Among the domains sharing a mail server setup with ocstudy.ru are triipgo.com, intravel.pro, pole-sad.ru and two others.

The MX records for ocstudy.ru are at least partially shared with other domains, such as piston.by, ttnbook.com, stroyshopper.ru and otoaudi.com.tr.

The host mx.yandex.net resolves to 77.88.21.249 and 2a02:6b8::311 — two IP addresses.